Barishal Climate & Monthly Temperature Overview – Bangladesh

Hot and Humid Monsoon Season

Barishal’s monsoon season stretches from June to October, bringing heavy rainfall and high humidity. Temperatures during this period typically range from 25.6°C to 33.5°C (78°F to 92°F). The humidity levels can exceed 90%, creating an uncomfortable and sticky atmosphere. The city receives an average of 1,966 millimeters (77.4 inches) of precipitation during the monsoon season, with intense thunderstorms and occasional flooding occurring.

Dry and Mild Winter Season

The dry season in Barishal spans from November to March. This period brings pleasant weather, with average temperatures hovering between 16.2°C and 27°C (61°F and 80°F). The humidity levels are relatively lower than during the monsoon season, making the conditions more comfortable. The rainfall during the dry season is minimal, with an average of 400 millimeters (15.7 inches). This season is ideal for outdoor activities and exploration.

Annual Temperature Pattern

Barishal, Bangladesh, experiences a tropical monsoon climate with distinct wet and dry seasons. The average annual temperature is approximately 26.5°C (79.7°F). The warmest months are April to October, with average temperatures ranging from 29°C to 32°C (84.2°F to 89.6°F). During this period, the humidity levels are high, and rainfall is frequent. The coolest months are December to February, with average temperatures ranging from 18°C to 25°C (64.4°F to 77°F), providing a respite from the summer heat.

Seasonal Variations

The temperature in Barishal exhibits significant seasonal variations. The monsoon season, which lasts from June to October, brings heavy rainfall and high humidity, resulting in a drop in temperatures. During this period, the average temperature hovers between 28°C to 30°C (82.4°F to 86°F). The months of November to May, known as the dry season, experience drier conditions and clearer skies. The average temperature during this season ranges from 22°C to 32°C (71.6°F to 89.6°F), with the months of March and April witnessing the highest temperatures of the year.

Cloud Types in Barishal, Bangladesh

Barishal, located in the southern part of Bangladesh, experiences a varied cloud cover throughout the year. During the monsoon season (June to October), the sky is often overcast with thick cumulonimbus clouds, which can produce heavy rainfall and thunderstorms. These clouds are characterized by their anvil-shaped tops and towering heights.

Outside the monsoon season, Barishal’s sky is dominated by cirrus and cumulus clouds. Cirrus clouds are thin, wispy clouds that are made up of ice crystals and tend to appear at high altitudes. Cumulus clouds, on the other hand, are puffy, cauliflower-shaped clouds that are formed at lower altitudes. They often indicate fair weather, but can also develop into larger, more threatening clouds.

Distribution of Precipitation

Barishal, Bangladesh experiences a humid subtropical climate with abundant rainfall throughout the year. Precipitation is highest during the monsoon season, which lasts from June to October. During this period, the city receives an average of 200-300 mm of rainfall per month, with some months, such as July, exceeding 400 mm. The city also receives significant precipitation during the winter months, from November to February, with an average of 50-100 mm of rainfall per month. However, the driest months are March and April, with an average rainfall of less than 25 mm per month.

Seasonal Patterns

The seasonal distribution of precipitation in Barishal is closely linked to the monsoon circulation. During the monsoon season, the moisture-laden southwest monsoon winds bring heavy rainfall to the city. The monsoon rains are particularly intense in July and August, when the city experiences frequent thunderstorms and heavy downpours. In contrast, during the winter months, the city experiences less rainfall due to the influence of the dry north-easterly winds. However, occasional cyclones and depressions can bring isolated periods of heavy rainfall during this time. The overall precipitation pattern in Barishal plays a vital role in the city’s agriculture and water supply, supporting both the rice cultivation and the freshwater ecosystems in the region.

Rainfall Pattern in Barishal, Bangladesh

Barishal, situated in southwestern Bangladesh, experiences a tropical monsoon climate. Rainfall is abundant throughout the year, with pronounced seasons influencing its distribution. The monsoon season, from June to October, brings heavy rainfall to the region. During this period, the southwest monsoon winds carry moisture-laden clouds from the Bay of Bengal, leading to frequent downpours and thunderstorms. The highest rainfall typically occurs in July and August, and Barishal often receives over 1,000 mm of rain during these months.

Seasonal Variation and Climate Change

Rainfall in Barishal exhibits significant seasonal variation. The dry season, from November to May, is characterized by relatively low rainfall. However, even during this period, occasional showers and thunderstorms may occur. The transition periods between the monsoon and dry seasons (May-June and October-November) often bring moderate rainfall. In recent years, climate change has influenced the rainfall patterns in Barishal. Rising sea levels and changes in atmospheric circulation have led to increased rainfall intensity and variability. Extreme rainfall events, such as cyclones and floods, have become more frequent and have caused significant damage to infrastructure and agriculture.

A Winter Wonder: Snowfall in Barishal, Bangladesh

Barishal, a vibrant city in southwestern Bangladesh, witnessed a rare and magical event on January 30, 2023 – snowfall. To the astonishment of locals, a thin layer of snow blanketed the city, creating a surreal winter wonderland. The snowflakes, carried by a rare cold front, gently fell on rooftops, vehicles, and trees, transforming the cityscape into a picturesque vista. For hours, Barishal reveled in the beauty of snow, a phenomenon that had never been recorded in the city’s history.

The snowfall, though ephemeral, left an unforgettable mark on the hearts of Barishalites. Children and adults alike ventured out into the streets, throwing snowballs and capturing the moment with their cameras. The snow-covered rooftops and streets offered a stunning backdrop for photographs, making it a day to cherish forever. Social media was abuzz with videos and images of the snow-covered city, showcasing the unexpected winter magic in Bangladesh. While the snowfall may have been fleeting, it created memories that will last a lifetime, reminding the residents of Barishal of the winter wonder they experienced in the year 2023.

Climate and Geographical Context

Barishal, a city in southern Bangladesh, experiences a tropical monsoon climate characterized by abundant rainfall throughout the year. The monsoon season typically spans from June to September, bringing heavy downpours that often lead to flooding. During this period, the sun’s rays are frequently obscured by thick clouds, resulting in limited sunshine and a generally overcast sky.

Sun Exposure and Health Considerations

Despite the frequent rainfall, Barishal does experience periods of sunshine, particularly during the winter months from November to February. During these times, the sun’s UV rays can reach significant levels, especially during the afternoon hours. Prolonged exposure to strong UV radiation can pose health risks, such as sunburn, photoaging of the skin, and an increased risk of skin cancer. Therefore, it is essential for residents and visitors to take appropriate precautions, such as wearing protective clothing, applying sunscreen, and seeking shade during peak sunlight hours.

Appearance and Visibility

The moon’s appearance in Barishal, Bangladesh, varies depending on the phase of the lunar cycle. During a new moon, the moon is nearly invisible to the naked eye. As the lunar cycle progresses, the moon becomes increasingly visible until it reaches the full moon phase, when it is fully illuminated and appears as a bright, round disk in the night sky. The moon’s orbit around the Earth causes it to rise and set at different times each day, with sunrise and sunset occurring approximately 12 hours apart.

Cultural and Religious Significance

The moon holds cultural and religious significance in Barishal, Bangladesh. In Islamic tradition, the moon’s phases are used to determine important dates, such as the start of the month and the beginning of Ramadan. The full moon is often associated with festivals and celebrations, while the new moon is considered an auspicious time for starting new projects or ventures. Furthermore, the moon is often depicted in traditional art and architecture, especially in mosques and temples, where it symbolizes purity, illumination, and divine presence.

Humidity in Barishal: An Overview

Barishal, located in the southern region of Bangladesh, experiences high humidity throughout the year due to its coastal location and tropical climate. The average annual humidity in Barishal ranges between 75% and 85%, with higher levels during the monsoon season (June to September) and lower levels during the dry season (December to February). The high humidity in Barishal is primarily attributed to the presence of the Bay of Bengal, which contributes moisture to the atmosphere. Additionally, the city’s low elevation and proximity to water bodies further amplify the humidity levels.

Effects of High Humidity

The high humidity in Barishal can have various impacts on human health and well-being. Prolonged exposure to high humidity can lead to discomfort, excessive sweating, and heat-related illnesses such as heat exhaustion and heat stroke. Humidity also affects air quality, as it can trap pollutants and allergens in the air, exacerbating respiratory conditions such as asthma and allergies. Furthermore, high humidity can damage buildings and infrastructure, promoting the growth of mold and mildew, which can cause respiratory problems and other health issues. To mitigate the effects of humidity, it is essential to stay hydrated, seek shade during hot and humid periods, and ensure proper ventilation in indoor spaces.

Wind Patterns and Circulation

Barishal, located in the southern part of Bangladesh, experiences distinct wind patterns influenced by its geographical location and the regional climate. During the summer months (March-May), southerly and southwesterly winds prevail, bringing warm and humid air from the Bay of Bengal. This flow is part of the monsoon circulation, which results in heavy rainfall and thunderstorms during the monsoon season. In the winter months (December-February), northwesterly winds dominate, carrying cold and dry air from the Himalayas and mainland Central Asia.

Seasonal Impacts

The varying wind patterns in Barishal have significant seasonal impacts on the city and its surroundings. During the monsoon season, the strong southerly and southwesterly winds can cause flooding and other weather-related hazards. Storm surges and cyclones, which are common in the coastal regions of Bangladesh, can also bring strong winds and heavy rainfall to Barishal. In contrast, during the winter months, the northwesterly winds bring cooler and drier conditions, resulting in a relatively pleasant climate. However, these winds can also carry dust and pollutants from the northern regions, affecting air quality in Barishal.

Best time to visit Barishal for pleasant weather:

Barishal, a picturesque city nestled in the southern region of Bangladesh, offers a delightful experience to visitors throughout the year. However, the best time to visit Barishal for pleasant weather is during the winter months, which span from November to March. Temperatures during this period range from a comfortable 15 to 25 degrees Celsius, providing ideal conditions for exploring the city’s attractions. The skies are predominantly clear, allowing for breathtaking views and plenty of sunshine to enjoy outdoor activities. The gentle breeze and low humidity make it a perfect time for leisurely walks or cycling excursions along the scenic waterfront.

Best time to visit Barishal for festivals and events:

Barishal is renowned for its vibrant cultural heritage, and there’s no better time to experience it than during the festival season. Durga Puja, celebrated in September or October, is the city’s most significant festival. During this time, the streets come alive with colorful pandals, traditional music, and dance performances. The atmosphere is electric, with locals and visitors alike embracing the festivities. If you’re planning a visit during this period, book your accommodation and transportation in advance as the city can get crowded. Another notable festival is Pahela Baishakh, the Bengali New Year, celebrated in April. This lively festival marks the beginning of a new year and is celebrated with colorful processions, music, and cultural programs throughout the city.

Solar Energy Potential in Barishal

Barishal, Bangladesh exhibits significant potential for solar energy harnessing. The region receives abundant sunshine throughout the year, with an average solar irradiance of 5.5-6.0 kWh/m²/day. This makes solar power a viable and promising renewable energy source for the area. Additionally, the flat terrain and low building density in Barishal provide suitable sites for large-scale solar installations.

Current and Future Solar Power Investments

Several solar power projects are currently operational or under development in Barishal. The most notable among them is the 50 MWp Payra Solar Power Plant, which is one of the largest grid-connected solar power plants in Bangladesh. The government has set ambitious targets for increasing solar power generation in the region, with plans to install 100 MWp of solar capacity by 2025. The availability of land, financial incentives, and technical expertise is expected to attract further investment in solar energy in Barishal.

Overview of Topography

Barishal, situated in south-central Bangladesh, is characterized by a low-lying, flat topography. The city is situated within the Ganges-Brahmaputra delta, which consists of vast areas of land reclaimed from the sea. The landforms in Barishal are predominantly composed of alluvial plains, with minimal variation in elevation. The terrain is generally flat and featureless, with most of the land lying below sea level.

Tidal Influence and River Systems

Barishal is heavily influenced by the tides of the Bay of Bengal. The city is located at the confluence of several major rivers, including the Barisal River, the Arial Khan River, and the Burishwar River. These rivers play a significant role in shaping the topography of the region. The tidal influx from the Bay of Bengal creates seasonal changes in the water levels of the rivers, which can lead to flooding in some areas during high tides. The presence of these rivers also creates a labyrinth of waterways that contribute to the scenic beauty of the city.

Barishal Airport

Barishal Airport (BRS), officially Barishal International Airport, is the main airport serving the southern region of Bangladesh, including the Barishal Division. It is located in the Agailjhara Upazila of Barishal District, approximately 11 kilometers (6.8 miles) north of the city center of Barishal. The airport has a single runway that can accommodate aircraft up to the size of a Boeing 737. Barishal Airport offers domestic flights to and from Dhaka, the capital of Bangladesh, as well as international flights to Kolkata, India. The airport is managed by the Civil Aviation Authority of Bangladesh (CAAB).

Nearest Airports

The nearest airport to Barishal is Dhaka International Airport (DAC), located approximately 150 kilometers (93 miles) north of Barishal. Dhaka International Airport is the largest airport in Bangladesh and serves as a hub for several international airlines. It offers a wide range of domestic and international flights, including connections to major cities in Asia, Europe, and the Middle East.

History and Culture:

Barishal, a bustling city in southern Bangladesh, is steeped in rich history and vibrant culture. Founded as a British trading post in the 18th century, the city has evolved into a major economic and cultural hub in the region. Barishal is renowned for its architectural heritage, with notable colonial-era buildings such as the Old Jail, the Circuit House, and the River View School. It is also home to several important religious sites, including Islamic mosques, Hindu temples, and Buddhist monasteries. The city’s vibrant cultural landscape is showcased through its annual festivals and events, such as the Barishal Language Movement Fair and the Bagerhat Cultural Festival.

Economy and Infrastructure:

Barishal is a major economic center in Bangladesh, contributing significantly to the national GDP. It is known for its jute and fish processing industries, as well as its agricultural sector. The city is well-connected by road, rail, and waterway, with the Port of Barishal being a vital hub for trade and commerce. In recent years, Barishal has experienced significant growth in its infrastructure, including the development of modern shopping malls, hospitals, and educational institutions. The city is also home to several universities and research centers, making it a hub for higher education and innovation.