Manacapuru Climate & Monthly Temperature Overview – Brazil

Temperature and Precipitation

Manacapuru, Brazil experiences a tropical climate characterized by high temperatures and abundant rainfall throughout the year. The average annual temperature is a warm 27.2°C (80.9°F), with minimal seasonal variation. The warmest months are August and September, when temperatures average around 28°C (82°F). The coolest months are January and February, when temperatures dip slightly to around 26°C (79°F). Manacapuru receives an average of 2,500 millimeters of rainfall per year, with the wettest months being March and April. During these months, rainfall can exceed 300 millimeters per month, resulting in frequent thunderstorms and periods of heavy precipitation.

Humidity and Sunshine

Humidity levels in Manacapuru are typically high, averaging around 80% throughout the year. The combination of high temperatures and humidity can lead to uncomfortable conditions, especially during the summer months. However, the city does experience a brief dry season from June to August, when humidity levels drop slightly and temperatures are more tolerable. Manacapuru enjoys ample sunshine year-round, with an average of 7-8 hours of sunlight per day. The sunniest months are November and December, while the cloudiest months are March and April, coinciding with the wettest period of the year.

Monthly and Seasonal Averages

Manacapuru, Brazil experiences a tropical climate characterized by consistently warm temperatures throughout the year. The average monthly temperature ranges from 26.0°C (78.8°F) in July, the coolest month, to 27.9°C (82.2°F) in October, the warmest month. The city’s proximity to the Amazon rainforest heavily influences its temperature patterns, as the rainforest releases moisture into the atmosphere, creating a humid environment that moderates temperature fluctuations.

Annual and Diurnal Variations

The annual average temperature in Manacapuru is approximately 27.3°C (81.1°F). This temperature remains relatively stable throughout the year, with minimal variations between the hottest and coldest months. Diurnally, the temperature typically ranges from 23.0°C (73.4°F) at night to 32.0°C (89.6°F) during the day, reflecting the influence of the tropical sun and the city’s proximity to the equator. The humidity levels remain high throughout the year, reaching an average of around 90%, which contributes to the overall warmth and stickiness of the climate in Manacapuru.

Cloud Types and Formation

Over Manacapuru, Brazil, a rich tapestry of cloud formations adorns the skies. Among the most common are towering cumulonimbus clouds, bringing with them the threat of thunderstorms and lightning. These towering behemoths are composed of water droplets and ice crystals and are known for their distinct anvil-shaped tops. Stratus clouds, on the other hand, are low-lying and uniform, often covering the sky like a gray blanket. These clouds form when moist air condenses into tiny water droplets, creating a layer of cloud that obscures the sun.

Influence on Weather and Climate

Clouds play a crucial role in shaping the weather and climate of Manacapuru. They regulate the amount of sunlight reaching the surface, affecting temperature and evaporation rates. Cumulonimbus clouds, in particular, can unleash torrential downpours and strong winds, contributing to the region’s high rainfall totals. Additionally, clouds influence the humidity levels, which are essential for the local rainforest ecosystem. The complex interactions between clouds, weather, and climate create a dynamic and ever-changing atmospheric environment over Manacapuru.

Monthly Precipitation Patterns

Manacapuru, Brazil, experiences a tropical rainforest climate characterized by heavy precipitation throughout the year. The wet season typically spans from October to May, with monthly precipitation exceeding 200 millimeters. During this period, heavy rainfall is common, and thunderstorms often occur. The driest months are June through September, with monthly precipitation dropping below 100 millimeters. However, even during these drier months, Manacapuru receives occasional rainfall, maintaining its lush rainforest vegetation.

Annual Precipitation and Variability

On average, Manacapuru receives around 2,500 millimeters of precipitation annually, making it one of the wettest cities in Brazil. The precipitation distribution is relatively consistent, with both the wet and dry seasons exhibiting minimal variability. However, there can be slight fluctuations in annual precipitation due to climatic factors such as El Niño-Southern Oscillation (ENSO) patterns. ENSO events influence rainfall patterns in the Amazon region, sometimes leading to drier or wetter years than usual. Despite these fluctuations, Manacapuru’s overall precipitation remains high, supporting its diverse flora and fauna.

Seasonal Rainfall Patterns

Manacapuru, Brazil, a city situated in the northern region of the country, experiences distinct seasonal rainfall patterns. The wet season spans from December to May, with the peak rainfall occurring in March. During this time, the city receives an average of over 300 millimeters (12 inches) of rainfall per month. The rainy season is characterized by frequent heavy downpours and thunderstorms, often accompanied by lightning and strong winds.

In contrast, the dry season in Manacapuru lasts from June to November. During this period, rainfall is significantly reduced, with average monthly precipitation dropping below 100 millimeters (4 inches). The lack of rainfall during the dry season can lead to drought conditions, particularly in the later months. However, occasional scattered showers may occur, providing temporary relief from the aridity.

Arrival of Snowfall

On July 19, 2021, the extraordinary occurrence of snowfall took place in Manacapuru, a city located in the heart of the Brazilian Amazon rainforest. The city is situated just 70 kilometers away from the bustling metropolis of Manaus, the capital of the state of Amazonas. The snowfall, which lasted for approximately 2 hours, blanketed the city in a thin layer of white, creating an ethereal and surreal landscape. The unexpected snowfall was reportedly the first of its kind in Manacapuru’s history, leaving residents and visitors alike in awe.

Scientific Explanation

The presence of snowfall in a tropical rainforest region like the Brazilian Amazon has puzzled scientists and meteorologists. While snowfall is common in the temperate regions of the planet, it is highly unusual in locations near the equator. The snowfall in Manacapuru is believed to have originated from a rare convergence of atmospheric conditions. A cold front descended from the Andes Mountains, bringing along with it freezing temperatures and moisture. These weather patterns intersected with a low-pressure system that pushed warm, moist air from the Amazon rainforest upwards. As the warm air rose, it encountered the freezing temperatures of the cold front, causing the moisture in the air to condense and crystallize into snow.

Average Sunshine Hours

Manacapuru, Brazil, experiences ample sunshine throughout the year. The average monthly sunshine hours range from a high of approximately 240 hours in October to a low of around 180 hours in February and March. This means that most days in Manacapuru have between 8 and 10 hours of sunshine, providing plenty of opportunities for outdoor activities and soaking up the city’s warm climate.

Sunscreen Recommendation

Due to the high levels of sunshine, it is essential to take precautions to protect the skin from harmful UV rays. Visitors and residents should use sunscreen with a high Sun Protection Factor (SPF) to minimize the risk of sunburn, skin damage, and premature aging. It is also recommended to seek shade during the peak sunlight hours, typically between 10:00 AM and 4:00 PM, to avoid overexposure to the sun. Wearing protective clothing, such as hats and sunglasses, can further enhance sun protection while enjoying outdoor activities in Manacapuru.

Current Phase and Visibility

Currently, the moon is in the Waxing Crescent phase in Manacapuru, Brazil. This means that it is gradually growing from a thin crescent to a full moon. During this phase, the moon is visible in the evening sky, rising a few hours after sunset and setting a few hours before sunrise. It is not visible during the day.

Moonrise and Moonset Times

The moonrise and moonset times in Manacapuru, Brazil will vary throughout the month. For example, on February 1, 2023, the moon will rise at 6:42 PM and set at 6:03 AM. On February 15, 2023, the moon will rise at 7:49 PM and set at 7:10 AM. You can use an online moonrise/moonset calculator to determine the exact times for your location.

Average Humidity Levels

Manacapuru, Brazil, experiences consistently high humidity throughout the year due to its tropical climate. The average relative humidity ranges from 85% to 95%, with slight variations across the seasons. The high humidity results from the city’s proximity to the Amazon rainforest and the constant influx of moisture from the Atlantic Ocean.

Seasonal Variations

While the humidity levels remain high year-round, there are some seasonal fluctuations. During the dry season (June to November), humidity tends to be slightly lower, averaging around 85%. This is due to the reduction in rainfall and the influence of trade winds. Conversely, during the wet season (December to May), humidity levels soar to an average of 95% or higher. The increased rainfall and the warm temperatures contribute to the high atmospheric moisture content.

Wind Patterns in Manacapuru, Brazil

Manacapuru, a city in the Brazilian Amazon rainforest, experiences a tropical climate characterized by consistent high temperatures and abundant rainfall throughout the year. Wind patterns in Manacapuru are primarily influenced by the Intertropical Convergence Zone (ITCZ), a low-pressure belt that oscillates between the tropics. During the northern summer (January to March), the ITCZ moves northward, bringing southeasterly trade winds to Manacapuru. These winds are relatively weak and consistent, providing a refreshing breeze that helps mitigate the tropical heat.

Seasonal Wind Variations

From April to October, the ITCZ shifts southward, altering wind patterns in Manacapuru. During this period, northeasterly trade winds become more dominant, bringing warm and humid air from the Atlantic Ocean. These winds are typically stronger than the southeasterly winds during the northern summer and can occasionally reach gale-force speeds. During the transition periods between seasons (April-May and October-November), wind patterns in Manacapuru become more variable, with frequent changes in wind direction and speed. These transitional periods are also characterized by increased rainfall and thunderstorm activity.

Best time to visit for sunny weather:

The best time to visit Manacapuru for sunny weather is during the dry season, which runs from June to November. During this time, the city experiences minimal rainfall and plenty of sunshine, making it ideal for outdoor activities such as swimming, fishing, and exploring the surrounding rainforest. Temperatures during the dry season typically range from a comfortable 25 to 30 degrees Celsius (77 to 86 degrees Fahrenheit).

Best time to visit for water activities:

For those interested in water activities such as swimming, kayaking, or fishing, the best time to visit Manacapuru is during the rainy season, which runs from December to May. During this time, the city experiences heavy rainfall and increased river levels, creating ideal conditions for these activities. However, it’s important to note that the rainy season also brings increased humidity and occasional flooding, so it’s important to be prepared for wet weather.

Solar Energy Potential:

Manacapuru, Brazil, is located in the Amazon rainforest region and enjoys abundant sunlight throughout the year. The city receives an average of 6 hours of sunshine per day, making it an ideal location for solar energy generation. The potential for solar energy in Manacapuru is significant, with studies indicating that the city could generate up to 1,000 megawatts (MW) of electricity from solar power.

Solar Energy Projects:

Several solar energy projects have been implemented in Manacapuru, demonstrating the growing interest and potential in the city. In 2019, a 2.5 MW solar power plant was inaugurated, supplying electricity to over 2,000 homes. Additionally, a 10 MW solar farm is currently under construction, expected to double the city’s solar energy capacity. These projects contribute to reducing Manacapuru’s reliance on fossil fuels and promoting sustainable energy solutions. By harnessing its abundant solar resources, Manacapuru is positioning itself as a leader in renewable energy development within the Amazon region.

Elevation and Landscape

Manacapuru is situated within the vast Amazonian floodplain, where the topography is relatively flat with minimal elevation changes. The city lies approximately 24 meters (80 feet) above sea level, and the surrounding terrain is characterized by gentle slopes and rolling hills. The landscape is dominated by the meandering Solimões River, which forms the city’s northern boundary. The riverbanks are typically low-lying and prone to flooding during the rainy season.

Geomorphology and Soils

The topography of Manacapuru is strongly influenced by the geomorphic processes of the Amazon River system. The city is located on the southern edge of the Amazon River floodplain, which was formed by the deposition of sediments over millions of years. The soils in Manacapuru are primarily composed of clay-rich sediments, which are prone to waterlogging and compaction. These soils are generally fertile and support a wide range of agricultural activities, including the cultivation of rice, soybeans, and cattle ranching. However, the low-lying terrain and poor drainage can also lead to issues with flooding and erosion during periods of heavy rainfall.

Eduardo Gomes International Airport

Eduardo Gomes International Airport (MAO), located approximately 13 kilometers (8 miles) from the city center of Manaus, is the nearest airport to Manacapuru, Brazil. It is the main airport serving the state of Amazonas and the Amazon rainforest region. MAO offers domestic flights to major cities in Brazil, as well as international flights to destinations in South America, Europe, and the United States. The airport has two terminals and handles over 4 million passengers annually. It is well-connected to Manacapuru by road and public transportation, making it a convenient option for travelers visiting the area.

Other Nearby Airports

In addition to Eduardo Gomes International Airport, there are two smaller airports located closer to Manacapuru. The Ponta Pelada Airport (PPA) is situated just 5 kilometers (3 miles) from the city center. However, it primarily serves private and charter flights and does not have scheduled commercial flights. The Tefé Airport (TFF) is located approximately 100 kilometers (62 miles) southeast of Manacapuru. It offers limited domestic flights within Brazil and is not as well-connected as Eduardo Gomes International Airport. Therefore, for most travelers visiting Manacapuru, Eduardo Gomes International Airport remains the primary and most convenient option for air travel.

Geography and Economy

Manacapuru is a municipality located in the central region of the Brazilian state of Amazonas, approximately 130 kilometers (81 miles) northwest of the state capital, Manaus. It lies on the banks of the Solimões River, the upper part of the Amazon River, and covers an area of 6,634 square kilometers (2,561 square miles). Manacapuru has a warm and humid tropical climate with an average temperature of around 28 degrees Celsius (82 degrees Fahrenheit). The municipality is primarily known for its agricultural activities, with the cultivation of rice, soybeans, corn, and bananas being the mainstays of the economy. It also boasts a significant cattle ranching industry and plays a role in the tourism sector due to its proximity to the Amazon rainforest.

History and Culture

Manacapuru’s origins can be traced back to the early 18th century, when it was established as a Portuguese fort to protect the region from foreign incursions. The town gradually grew and gained importance as a trading center for goods from the rainforest, such as rubber, cocoa, and Brazil nuts. In the 19th century, Manacapuru experienced a period of rapid growth and prosperity during the rubber boom. However, with the decline of the rubber industry in the early 20th century, the municipality faced economic hardship. In recent decades, Manacapuru has diversified its economy and is now a thriving agricultural and tourism hub. The municipality is home to various cultural attractions, including churches, festivals, and traditional dance performances. The city’s historic center showcases colonial-era architecture and serves as a reminder of its rich past.