Last updated: August 21, 2025
In January, Sonargaon, Bangladesh experiences mild and pleasant weather, making it an ideal time for exploration. With a maximum temperature reaching 29°C (85°F) and an average temperature of 18°C (65°F), the days are comfortably warm while the nights can dip to a refreshing minimum of 9°C (48°F). Notably, this month witnesses minimal precipitation, with only 3 mm (0.1 in) of rain and no rainy days, ensuring ample sunshine for outdoor activities. The humidity level remains moderate at 57%, contributing to the overall pleasantness of the season. Embrace the serene charm of Sonargaon in January as you enjoy its inviting climate!
In Sonargaon, Bangladesh, January marks the onset of a cooler climate, with temperatures ranging dramatically from a chilly 9°C (48°F) at night to a pleasant 29°C (85°F) during the day, averaging around 18°C (65°F). This month is characterized by a gradual transition, where the crisp winter nights give way to warmer days. As the calendar turns to February, the warmth begins to intensify, with average temperatures rising to 21°C (70°F), and maximums soaring to 34°C (93°F). This trend of warming continues into March, where temperatures can reach up to 36°C (97°F), signaling the approach of the hotter months ahead. Overall, January serves as a brief yet refreshing precursor to the sweltering heat that defines Sonargaon’s climate in the spring months, making it a unique time to experience the region's moderate allure before the heat sets in.
In Sonargaon, Bangladesh, January stands out for its remarkably low precipitation, recording just 3 mm (0.1 in) with no rainy days. This starkly contrasts with the subsequent months, where rainfall begins to climb significantly. February marks a slight uptick with 9 mm of rain over just one day, but the true onset of the wet season arrives in March, as precipitation surges to 41 mm spread across seven days. The subsequent months witness a dramatic shift, with April and May experiencing heavy downpours, culminating in 266 mm of rainfall in May alone. As June approaches, the rainy season peaks, with 403 mm of precipitation spread over nearly the entire month, illustrating a clear upward trend in rainfall that continues into the summer. Consequently, January’s dry spell sets the stage for the lush, monsoonal rhythm that characterizes the region later in the year.
In January, the humidity in Sonargaon, Bangladesh stands at a comfortable 57%, laying the groundwork for the drier months that follow. As the seasons transition, February and March witness a drop in humidity to 50% and 41% respectively, showcasing a trend towards drier conditions. However, as April arrives, humidity begins to creep back up, reaching 45%, hinting at the impending heat. The monsoon months of May through July see a significant rise in humidity, soaring to 69%, 72%, and peaking at 81%—the high levels making the air feel considerably more tropical. Following the monsoon, humidity remains elevated throughout August and September, stabilizing around 78% to 82%, before gradually tapering off in the cooler months of October through December, where levels return to the more moderate range of 64% in December. This cyclical pattern highlights Sonargaon's distinctive atmospheric shifts, marked by dry spells and wet, humid summers.
In January, Sonargaon, Bangladesh experiences a moderate UV Index of 5, with a burn time of 30 minutes, making it essential to practice sun safety as you enjoy the city's winter sun. This level of exposure gradually escalates in February with a UV Index of 7, classified as high, and a reduced burn time of 25 minutes. As spring approaches, the UV Index reaches 9 in both March and April, signaling very high exposure risks and a critical burn time of just 15 minutes. The intensity peaks in the summer months from May through August, hitting an extreme UV Index of 12 to 13, where protective measures are crucial due to a mere 10 minutes of safe sun exposure. Following this, September and October witness a slight decrease, yet remain in the extreme category, emphasizing the ongoing need for sun protection. As the year winds down, November and December offer some relief with a return to high levels of UV exposure, but vigilance remains important. For comprehensive insights and UV trends, visit Sonargaon UV Index.
UV Risk Categories
In January, Sonargaon, Bangladesh, shines with 238 hours of sunlight, laying a tranquil foundation for the year. As winter begins to fade, February welcomes even more warmth with 282 hours, signaling an uplifting transition. The sun reaches its zenith in March, bathing the landscape in 325 hours of bright light, making it the sunniest month of the year. This exuberance continues into April and May, where sunlight remains abundant at 315 and 317 hours, respectively, perfect for outdoor exploration. However, as the rainy season approaches in June, sunlight takes a dip to 264 hours, followed by a slight recovery in the subsequent months. July and August see 265 and 287 hours of sunshine before a gradual decline sets in during the autumn months. With 291 hours in October and 285 hours in November, the skies remain relatively bright, while December ends the year with a comfortable 278 hours. Overall, Sonargaon's sunlight pattern reveals a vibrant cycle, from the brisk beginnings of January to the gentle embrace of December, shaping the rhythm of life in this beautiful region.
In Sonargaon, Bangladesh, January boasts an impressive 84% likelihood of sunny weather, making it one of the sunniest months of the year. This trend of abundant sunshine continues into February, with a slight increase to 85%, before gradually tapering off in March at 77%. As the year progresses into the spring and summer months, the chances of sunny days dwindle, with April dropping to 72% and May to 52%. Notably, the monsoon season brings a significant decline, where June and July experience only 12% and 4% clear skies, respectively. Following the heavy rains, the sunshine begins to re-emerge after July, with October seeing 53%, and November bouncing back to 74%. This cycle illustrates not just the beauty of January's radiant weather but also the dramatic shifts as the seasons change in Sonargaon.
In Sonargaon, Bangladesh, the month of January marks the beginning of a gradual increase in daylight hours that continues into the spring. With about 10 hours of daylight, January serves as a transitional phase, leading to February's longer 11 hours. This upward trend peaks in the summer months, where May and June enjoy a generous 13 hours of sunshine, perfect for outdoor activities and agricultural growth. As the year progresses into late summer and autumn, daylight begins to wane, reducing to 12 hours in August and September before tapering off to 11 hours in October and settling back to 10 hours by November and December. This rhythmic cycle highlights not only the beauty of daylight in Sonargaon but also its vital role in shaping the local climate and lifestyle throughout the year.
In Sonargaon, Bangladesh, the January winds blow gently, averaging a modest 1.9 m/s (4 mph). This calm air sets the tone for the winter months, as wind speeds remain relatively low in December and November, both at 1.8 m/s (4 mph). However, as the year progresses into spring, there is a gradual increase in wind speed, peaking in the warmer summer months, where winds reach up to 3.5 m/s (8 mph) in June. The subtle growth from January’s tranquil breezes to the lively summer gusts highlights a clear seasonal trend, transitioning from the cool, quiet winter to the vibrant, energetic summer.
Weather in Sonargaon varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Sonargaon, focusing on differences in temperature, rainfall, humidity, and UV levels.
In January, the weather features a mild temperature range with a minimum of 9°C (48°F) and a maximum of 29°C (85°F), accompanied by relatively low precipitation of just 3 mm over zero rainy days. The humidity is a comfortable 57%, making it a pleasant month for outdoor activities. In contrast, February sees a rise in average temperatures, reaching a minimum of 9°C (48°F) and a maximum of 34°C (93°F), along with increased precipitation of 9 mm over one rainy day. The humidity drops to 50%, creating a warmer and slightly drier climate compared to January. For more detailed information, visit Sonargaon weather in February.
In January, the weather is milder with temperatures ranging from a minimum of 9°C (48°F) to a maximum of 29°C (85°F), offering an average of 18°C (65°F). The month is notably dry, with only 3 mm (0.1 in) of precipitation recorded over 0 days, and a humidity level of 57%. In contrast, March experiences noticeably warmer temperatures, with a minimum of 13°C (56°F), an average of 26°C (79°F), and a peak of 36°C (97°F). However, March is significantly wetter, accumulating 41 mm (1.6 in) of precipitation over 7 days and featuring lower humidity at 41%. For more specific information about the weather in March, you can check Sonargaon weather in March.
In January, the weather is mild with temperatures ranging from a minimum of 9°C (48°F) to a maximum of 29°C (85°F), accompanied by low precipitation of only 3 mm (0.1 in) and a relative humidity of 57%. In contrast, April experiences significantly warmer conditions, featuring temperatures that range from a minimum of 18°C (65°F) to a scorching maximum of 38°C (101°F). April is also characterized by substantial rainfall, averaging 206 mm (8.1 in) over 15 days, along with lower humidity at 45%. For a more detailed breakdown of the April climate, you can visit Sonargaon weather in April.
When comparing the weather in January and May, there’s a striking contrast in temperature and precipitation. January features mild temperatures, with a minimum of 9°C (48°F) and a comfortable average of 18°C (65°F), while reaching a maximum of 29°C (85°F). Notably, this month experiences very little rainfall, with only 3 mm (0.1 in) of precipitation and zero rainy days, resulting in a humidity level of 57%.
In contrast, May brings significantly warmer temperatures, starting at a minimum of 20°C (68°F) and averaging 29°C (84°F) before peaking at a sweltering 37°C (98°F). This month is also characterized by heavy rainfall, accumulating 266 mm (10.5 in) over 21 days, which increases the humidity to 69%. For more details on the weather conditions in May, you can check Sonargaon weather in May.
In January, the weather is generally mild, with temperatures ranging from a minimum of 9°C (48°F) to a maximum of 29°C (85°F), and an average of around 18°C (65°F). With only 3 mm of precipitation and no rainy days, it is a drier month, complemented by a humidity of 57%. In stark contrast, June experiences much warmer conditions, with minimum temperatures starting at 24°C (76°F) and peaking at 36°C (97°F), averaging 29°C (85°F). The month is significantly wetter, with 403 mm (15.9 in) of rain spread over 27 days and a higher humidity level of 72%. For more details on the weather during this time, you can explore Sonargaon weather in June.
In January, the weather is relatively mild with temperatures ranging from a minimum of 9°C (48°F) to a maximum of 29°C (85°F) and an average temperature of 18°C (65°F). With only 3 mm of precipitation throughout the month and zero rainy days, January experiences a dry climate coupled with moderate humidity at 57%. In stark contrast, July sees much warmer temperatures, with a minimum of 25°C (77°F), an average of 29°C (85°F), and peaks reaching up to 37°C (99°F). However, it is also the wettest month, recording 323 mm (12.7 in) of precipitation over 28 days, contributing to a high humidity level of 81%. For more details about the weather specifics in July, you can visit Sonargaon weather in July.
Comparing the weather in January and August reveals a stark contrast in both temperature and precipitation. In January, temperatures are quite mild, with minimums around 9°C (48°F) and maximums reaching up to 29°C (85°F), alongside low humidity levels at 57% and minimal precipitation of just 3 mm (0.1 in) over 0 days. In sharp contrast, August experiences much warmer temperatures, with minimums at 26°C (79°F) and maximums soaring to 36°C (97°F). The month is marked by high humidity at 78% and significant rainfall, accumulating 252 mm (9.9 in) over 28 days. For a deeper insight into August weather patterns, you can check Sonargaon weather in August.
In January, the weather in Sonargaon is mild, with temperatures ranging from a minimum of 9°C (48°F) to a maximum of 29°C (85°F). The month is relatively dry, with only 3 mm of precipitation and an average humidity of 57%. In contrast, September brings much warmer temperatures, with lows around 25°C (77°F) and highs reaching up to 37°C (98°F). This month is characterized by heavy rainfall, averaging 223 mm over 24 days, and higher humidity levels at 82%. For more details on September weather, visit Sonargaon weather in September.
In January, the weather is relatively mild with temperatures ranging from a minimum of 9°C (48°F) to a comfortable average of 18°C (65°F), peaking at 29°C (85°F). This month sees very little precipitation, with just 3 mm (0.1 in) recorded over no rainy days and a humidity level of 57%. In contrast, October experiences significantly warmer temperatures, with a minimum of 20°C (69°F) and an average of 28°C (83°F), reaching a maximum of 36°C (98°F). However, it also brings substantial rainfall, totaling 179 mm (7.1 in) over 15 days, and a higher humidity of 78%. For more details on the October climate, you can refer to Sonargaon weather in October.
In January, the weather is generally milder, with minimum temperatures around 9°C (48°F) and a pleasant average of 18°C (65°F), peaking at a maximum of 29°C (85°F). With only 3 mm of precipitation over the month and no rainy days, it offers a relatively dry atmosphere, paired with moderate humidity levels at 57%.
In contrast, November experiences warmer temperatures, ranging from a minimum of 15°C (59°F) to an average of 24°C (75°F), reaching highs of 33°C (91°F). However, it also sees increased moisture with 28 mm of rainfall over the course of 2 days and higher humidity at 68%. For more detailed information, you can check Sonargaon weather in November.
In comparing the weather between January and December, January tends to be slightly cooler, with average temperatures ranging from a minimum of 9°C (48°F) to a maximum of 29°C (85°F), while December sees minimal fluctuations, with temperatures ranging from a minimum of 10°C (50°F) to a maximum of 30°C (87°F). Additionally, January is much drier, recording only 3 mm (0.1 in) of precipitation over 0 days, in stark contrast to December, which experiences 55 mm (2.2 in) of rain over 2 days. Humidity levels also show a subtle increase in December at 64%, compared to January’s 57%. For more detailed information, you can check Sonargaon weather in December.
As January unfolds in Sonargaon, the weather offers a refreshing departure from the sweltering heat of the preceding months. With pleasant temperatures averaging around 18°C, the days are comfortably warm, peaking at a maximum of 29°C, while the early mornings and evenings bring a coolness that can dip as low as 9°C. Unlike the bustling monsoon season, January enjoys a blissfully dry spell, boasting negligible precipitation and allowing for uninterrupted outdoor activities. The moderate humidity at 57% adds to the overall pleasantness of the climate. For a deeper dive into Sonargaon's unique weather patterns, visit Sonargaon Climate.