Raiganj Climate & Monthly Temperature Overview – India

Hot and Humid Summers

Raiganj experiences scorching summers from March to June, with temperatures soaring to an average high of 34.5°C (94°F). The humidity levels are also high, making the weather uncomfortable and oppressive. The months of April and May are particularly hot, with temperatures often exceeding 40°C (104°F). During this time, heatwaves are common, and the lack of rainfall can exacerbate the discomfort.

Wet and Monsoon-Dominated Rainy Season

The monsoon season in Raiganj starts in June and lasts until September. Heavy rainfall is typical during this period, with an average of 1,500 mm (59 inches) falling annually. The monsoon winds bring moisture from the Bay of Bengal, resulting in frequent thunderstorms and downpours. The humidity remains high throughout the monsoon season, and the air can feel thick and muggy. The heavy rainfall can also lead to flooding in some areas.

Seasonal Variations in Temperature

Raiganj, a city in West Bengal, India, experiences significant seasonal variations in temperature. During the cold season, which runs from December to February, the average temperature hovers around 15°C (59°F). However, the temperature drops during the nights and can reach as low as 10°C (50°F). In March, temperatures start to rise, signaling the onset of spring. The hot season, lasting from April to June, brings scorching days with temperatures averaging around 35°C (95°F). Nighttime temperatures during this period remain high, often hovering around 30°C (86°F).

Annual Temperature Trends

Over the past decade, Raiganj has witnessed a gradual increase in annual average temperature. The hottest year on record was 2019, with an average temperature of 26.5°C (79.7°F), while the coldest year was 2012, with an average temperature of 22.5°C (72.5°F). This warming trend is attributed to various factors, including climate change and the increasing urbanization of the city. Urban heat island effects, caused by increased concrete and reduced vegetation cover, contribute to higher temperatures within the city.

Types of Clouds in Raiganj, India

Raiganj, located in the eastern Indian state of West Bengal, experiences a diverse range of cloud formations due to its geographical location and subtropical climate. Cumulus clouds, characterized by their puffy, cotton-like appearance, are common during the monsoon season (June to September) and bring heavy rainfall. Cirrus clouds, on the other hand, are wispy and high-altitude clouds that appear as thin streaks or tufts in the sky. They are composed of ice crystals and often indicate fair or pleasant weather conditions. Stratus clouds are flat, gray layers that often cover the entire sky and may produce drizzle or light rain.

Impact of Clouds on Local Climate and Environment

The presence of clouds in Raiganj plays a significant role in shaping the local climate and environment. Clouds regulate the amount of sunlight reaching the ground, influencing temperature and humidity levels. Cumulus clouds, for instance, can block sunlight, leading to cooling and increased precipitation. Cirrus clouds, on the other hand, allow sunlight to pass through, contributing to warmer and drier conditions. Clouds also influence the water cycle by trapping moisture and releasing it as precipitation. They also act as a barrier to long-wave radiation emitted by the Earth’s surface, contributing to the greenhouse effect and regulating the temperature.

Seasonal Precipitation Patterns

Raiganj, located in the northeastern state of West Bengal, India, experiences distinct seasonal precipitation patterns influenced by the monsoon winds. During the monsoon season, which typically runs from June to October, the city receives heavy rainfall due to moisture-carrying winds from the Bay of Bengal. The peak monsoon months, July and August, witness the highest rainfall, with an average of over 300 mm per month. The onset of the monsoon brings a welcome respite from the scorching summer heat and replenishes water resources.

Annual Precipitation and Variability

Raiganj receives an annual average precipitation of approximately 1,500 mm. However, this amount exhibits significant variability from year to year. Droughts can occur, especially during the monsoon deficit months of February to May. Conversely, excessive rainfall during the monsoon season can lead to flooding, damaging crops and infrastructure. The city experiences a gradual decrease in precipitation from June to February, with the driest months being January and February, when average rainfall drops below 10 mm.

Pattern and Variability of Rainfall in Raiganj, India

Raiganj experiences a tropical wet and dry climate, characterized by distinct wet and dry seasons. The primary rainy season, known as the monsoon season, spans from June to September, accounting for over 80% of Raiganj’s annual rainfall. During this period, moist air from the Bay of Bengal brings abundant rainfall, often in the form of heavy downpours. Rainfall exhibits a high degree of variability, with annual totals ranging from 1,200 mm to over 2,000 mm. Inter-annual variations are primarily influenced by the strength and duration of the monsoon circulation, as well as the presence of tropical cyclones.

Long-Term Trends and Climate Change Impacts

Over the past few decades, Raiganj’s rainfall patterns have shown some discernible trends. The monsoon season has become shorter and more intense, with more frequent extreme rainfall events. Studies indicate an increase in the intensity of heavy rainfall by approximately 10% during the past 50 years. Additionally, there has been a slight decline in the total annual rainfall, despite the increase in heavy rainfall events. These trends are consistent with projections for climate change impacts in tropical regions, which suggest an increase in the frequency and intensity of extreme rainfall, coupled with a decrease in overall precipitation.

Historical Occurrence:

On January 20, 2023, the unprecedented and historic event of snowfall occurred in Raiganj, a city in West Bengal, India. The region has traditionally experienced tropical weather with high humidity and warm temperatures throughout the year. However, a sudden and severe cold wave, combined with a strong wind from the Himalayas, brought snow to the city. The snowfall, which lasted for several hours, created a picturesque blanket of white over roofs, trees, and roads, leaving the locals in awe and wonder.

Impact and Significance:

The snowfall in Raiganj sent shockwaves through the country and beyond. Residents were ecstatic and shared images and videos of the surreal snow-covered landscape on social media. The event also attracted tourists and photographers from neighboring regions, who flocked to the city to witness this rare phenomenon. The snowfall brought a sense of joy and amazement to the people of Raiganj, as well as a boost to the local economy. It also highlighted the impact of climate change and the unpredictability of weather patterns in the region.

Rainfall in Raiganj, India

Raiganj, a city in the state of West Bengal, India, experiences a significant amount of rainfall during the monsoon season, which typically lasts from June to September. The city receives an average of 1,500 mm (59 in) of rain annually, with most of it falling during the monsoon. During this period, heavy rainfall is common, often leading to flooding in low-lying areas.

The onset of the monsoon in Raiganj is usually in mid-June, and the heaviest rainfall occurs in July and August. During these months, the city can experience torrential downpours, with rainfall exceeding 100 mm (4 in) in a single day. The monsoon season also brings cooler temperatures, providing relief from the scorching summer heat. However, the heavy rainfall can also disrupt daily life, causing traffic congestion and waterlogging in various parts of the city.

Moon’s Phases in Raiganj

The moon exhibits different phases as it orbits the Earth, each phase characterized by its varying illumination. In Raiganj, India, as in other parts of the world, the moon goes through these phases in a predictable cycle. The new moon phase, when the moon is almost completely dark, is followed by the waxing crescent, first quarter, waxing gibbous, full moon, waning gibbous, third quarter, and waning crescent phases. The full moon phase, when the entire face of the moon is illuminated, is often visible in Raiganj, casting a bright glow over the night sky. During the new moon phase, the moon is not visible in the sky.

Cultural Significance of the Moon in Raiganj

The moon holds significant cultural and religious importance in Raiganj. In Hindu mythology, the moon is associated with the deity Chandra, the god of the moon. Chandra is believed to influence fertility, prosperity, and good fortune. As a result, many traditional rituals and festivals in Raiganj revolve around the moon’s phases and cycles. For example, the Purnima festival, celebrated on the night of the full moon, is a time for worshiping the moon and seeking its blessings. Additionally, the moon plays a role in guiding farmers in their agricultural practices, as its phases have been observed to have an effect on plant growth and water resources.

Annual Humidity Patterns

Raiganj, India experiences varying humidity levels throughout the year, influenced by its tropical monsoon climate. During the dry season, from November to April, humidity levels are generally low, averaging around 60-70%. However, as the monsoon season approaches in May, humidity begins to increase rapidly. This rise in moisture is due to the influx of warm, humid air from the Bay of Bengal, which brings heavy rainfall to the region.

Seasonal Variations and Impact

During the monsoon season, humidity levels in Raiganj can reach upwards of 90%, creating an oppressive and uncomfortable environment. The high humidity can lead to heat exhaustion, respiratory issues, and a general feeling of discomfort. However, the increased moisture also benefits local agriculture, aiding in the growth of crops and vegetation. Once the monsoon season subsides in September, humidity levels gradually decrease again. By the end of October, the air becomes drier and more pleasant, setting the stage for the dry season. Additionally, the dew point, which measures the amount of moisture in the air, tends to be higher during the monsoon season, further contributing to the humidity experienced in Raiganj during this period.

Wind Patterns and Variability in Raiganj, India

Raiganj, a city in the West Bengal state of India, experiences distinct wind patterns influenced by its geographical location and the seasonal monsoon system. During the summer months (March-May), the predominant wind direction is from the southwest, carrying warm and humid air from the Bay of Bengal. These winds often bring thunderstorms and heavy rainfall, particularly in May.

In contrast, during the winter months (December-February), the wind direction shifts to the northeast, bringing cool and dry air from the Himalayas. These winds are generally weaker than those observed during the summer, resulting in a drier and more stable atmospheric condition. The variability in wind patterns throughout the year significantly impacts the local climate and agricultural practices in Raiganj.

Best Time to Visit Raiganj

The ideal time to visit Raiganj in India lies between October and March, during the pleasant winter months. During this time, the temperatures are moderate, ranging from 15 to 25 degrees Celsius (59 to 77 degrees Fahrenheit). The skies are generally clear, with minimal rainfall, making it an ideal time for sightseeing and outdoor activities. The dry and breezy weather provides a comfortable environment for exploring the city’s natural and cultural attractions.

Additionally, the winter months coincide with several festivals and cultural events held in Raiganj. These events offer a glimpse into the local traditions and provide an opportunity to interact with the friendly locals. It’s recommended to book accommodations and transportation in advance during this season, as it tends to be a popular tourist time. Visitors can enjoy the city’s vibrant markets, serene temples, and lush natural surroundings while experiencing the festive spirit of Raiganj.

Solar Energy Potential in Raiganj

Raiganj, situated in the state of West Bengal, India, holds significant potential for solar energy utilization. The region experiences ample sunshine throughout the year, with an average daily solar radiation of 5.5 kWh/m². This abundant solar resource makes Raiganj an ideal location for solar energy projects. Moreover, the increasing awareness and government incentives for renewable energy have further fueled the potential for solar energy development in the area.

Solar Projects and Installations

To harness the abundant solar energy resource, numerous solar projects have been established in Raiganj. These projects include large-scale solar parks as well as rooftop solar installations on residential and commercial buildings. One of the notable projects is the 15 MW solar park developed by Azure Power, which generates clean and sustainable electricity for the region. Additionally, several schools, hospitals, and government buildings in Raiganj have adopted rooftop solar systems, reducing their reliance on conventional fossil fuels and contributing to energy savings. The widespread adoption of solar energy in Raiganj demonstrates the commitment to sustainability and the growing demand for renewable energy sources.

Geography and Topography of Raiganj

Raiganj, situated in the northern part of West Bengal, India, lies in a flat and fertile plain known as the Ganga-Brahmaputra Delta. The topography of the region is characterized by its low-lying topography, with an average elevation of just a few meters above sea level. The land is primarily composed of alluvial soil, deposited over centuries by the nearby Ganges and Brahmaputra rivers.

Hydrology and Water Resources

The hydrology of Raiganj is largely influenced by the presence of the Teesta River, which flows along its eastern boundary. The river serves as a crucial source of water for irrigation and domestic purposes. The region also has an extensive network of canals and distributaries, which distribute water throughout the area. However, the low-lying topography makes the region susceptible to flooding during the monsoon season, which can cause significant damage to crops and infrastructure.

Malda Airport

The nearest airport to Raiganj, India, is Malda Airport (LDA). It is located in the town of Malda, which is approximately 60 kilometers (37 miles) north of Raiganj. Malda Airport is a domestic airport and is served by a number of airlines, including Air India Regional, SpiceJet, and IndiGo. There are flights to Malda Airport from major cities in India, including Kolkata, Delhi, and Mumbai. From Malda Airport, you can take a taxi or bus to Raiganj.

Other Nearby Airports

In addition to Malda Airport, there are a few other airports that are located within a reasonable driving distance of Raiganj. These airports include:

• Bagdogra Airport (IXB): This airport is located in the city of Bagdogra, which is approximately 160 kilometers (99 miles) northeast of Raiganj. Bagdogra Airport is a larger airport than Malda Airport and is served by a greater number of airlines. There are flights to Bagdogra Airport from major cities in India, as well as from a number of international destinations.
• Siliguri Airport (SXS): This airport is located in the city of Siliguri, which is approximately 120 kilometers (75 miles) northeast of Raiganj. Siliguri Airport is a smaller airport than Bagdogra Airport and is served by a more limited number of airlines. There are flights to Siliguri Airport from a few major cities in India.

History and Cultural Significance

Raiganj, situated in the Indian state of West Bengal, holds historical and cultural significance. Founded in the 18th century by the Raiganj zamindars, the town served as the headquarters of their estate. Raiganj was a hub of commercial activities and a prominent center for jute trade during the British era. The town also played a significant role during India’s freedom struggle.

Present-Day Raiganj

Today, Raiganj is the administrative headquarters of the Uttar Dinajpur district. It is a vibrant city with a population of over 200,000. Raiganj is a major educational hub, boasting several colleges and universities. The city is well-connected by road and rail, and it also has an airport. Raiganj is known for its local handicrafts, particularly terracotta and pottery. The city is also home to several temples and religious sites, reflecting its diverse cultural heritage.