May Weather in Barishal, Bangladesh

Last updated: August 21, 2025

May in Barishal, Bangladesh is characterized by warm temperatures and significant humidity, making it a typical pre-monsoon month. The maximum temperature can soar up to 38°C (100°F), while the average hovers around a comfortable 29°C (85°F). Nighttime offers a reprieve with a gentle minimum of 22°C (72°F). This month also witnesses substantial precipitation, accumulating to 175 mm (6.9 in) over approximately 15 days, contributing to the region's lush greenery. With an average humidity level of 69%, the atmosphere feels tropical, creating a vibrant yet challenging climate for residents and visitors alike.

May Temperature in Barishal

In May, Barishal experiences a noticeable transition into summer, with temperatures ranging from a minimum of 22°C (72°F) to a sizzling maximum of 38°C (100°F). The average temperature holds steady at 29°C (85°F), mirroring the warmth of April while hinting at the approaching humidity of the monsoon season. This month marks an escalation in warmth as daylight hours grow longer and the atmosphere thickens with moisture, promising vibrant greenery and bustling life. While nighttime remains pleasantly warm, the daytime heat can be intense, inviting residents and visitors alike to seek out cooling refreshment. As May unfolds, the steady climb in temperature sets the stage for the tropical conditions that define Barishal's upcoming summer months.

May Weather in Barishal: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Barishal, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Barishal, May typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec657079848584848484827567
Data source: Temperature data for Barishal generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

May Precipitation in Barishal

May marks a significant shift in Barishal's weather pattern, as the city experiences a dramatic increase in precipitation, receiving 175 mm (6.9 in) of rainfall over 15 days. This surge follows a progressive buildup from the drier months of January through April, where rainfall steadily climbed from a mere 5 mm in January to 118 mm in April. As the region transitions into the monsoon season, May sets the stage for even heavier rains in June, which is the peak month, typically seeing 405 mm (15.9 in). The increase in rainfall not only enriches the local ecosystem but also underscores the shift from the relatively dry early months into a wetter, more vibrant landscape that characterizes the Bangladeshi summer.

May Precipitation Trends in Barishal

The chart displays monthly precipitation patterns in Barishal, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Barishal, May typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec56331181754053532832531876536
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Barishal

In May, Barishal, Bangladesh experiences a notable uptick in humidity, rising to 69%. This marks a significant shift from the drier months of March and February, which saw levels drop to 41% and 50%, respectively. As the region transitions into the monsoon season, humidity levels continue to climb, reaching 72% in June and peaking at 81% in July. This trend indicates a gradual increase in moisture as the year progresses, with May serving as a pivotal month where the atmosphere begins to shift from dry to muggy, setting the stage for the lush greenery that follows in the monsoon months.

May Average Humidity in Barishal

This chart illustrates the average monthly humidity levels in Barishal, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Barishal is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec57%50%41%45%69%72%81%78%83%78%68%64%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Barishal

May in Barishal, Bangladesh, marks a significant peak in the UV Index, soaring to an extreme level of 13. This sharp rise reflects a broader trend as the region transitions from the high and very high exposure categories of earlier months. With a burn time of just 10 minutes, it becomes crucial for residents and visitors to take sun protection seriously. As the sun's intensity increases leading into the summer, consistent vigilance against UV exposure is essential. This month highlights the importance of understanding the UV landscape, especially considering the similar extreme levels persisting into June and July. For more detailed insights into UV levels throughout the year, visit Barishal UV Index.

Maximum UV Index Levels in Barishal for May

The chart shows the monthly maximum UV Index (UVI) for Barishal in May, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In May, the maximum UV index in Barishal typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec6791013131314131176
Data source: Barishal May UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

May Sunshine in Barishal

As spring blooms into summer, May shines brightly in Barishal, Bangladesh, boasting an impressive 333 hours of sunshine. This month stands out not only for its warm days but also as a peak in a steadily increasing trend of sunshine hours since January. While the year started with a modest 243 hours, each subsequent month brought more sunlight, with notable jumps in March and April, making May the sunniest point before the rainy season sets in. Following May, sunshine hours dip slightly in June but remain robust through the summer. This pattern reflects Barishal's transition from the cooler, drier months into a vibrant, sun-filled season, perfect for enjoying the great outdoors.

Monthly Sunshine Duration in Barishal: May Highlighted

The May sunshine duration represents the total number of hours Barishal experiences direct sunlight during the month of May, excluding cloudy or obstructed periods. This chart compares the sunshine duration of May with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec243h285h327h326h333h263h273h286h276h294h286h281h
Data source: Barishal May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Barishal During May

As spring transitions into summer, the likelihood of sunny weather in Barishal, Bangladesh, begins to dip significantly. In May, the chance of sun drops to 54%, marking a noticeable decline from the preceding months, where the averages hover around or above 70%. This trend foreshadows the impending monsoon conditions that take hold in June, where the odds plummet to a mere 12%. Thus, while May still offers a fair chance for sunshine, it serves as a transitional month, hinting at the clouds that are set to envelop Barishal in the following weeks.

Percentage of Sunny Days in May in Barishal

The chart illustrates the percentage of sunny days in Barishal throughout the year, with May highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Barishal experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec84%84%73%72%54%12%5%7%11%48%73%64%
Data source: Barishal May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Barishal in May

As the calendar turns to May in Barishal, Bangladesh, the daylight extends to a robust 13 hours, marking a significant increase from the 10 hours experienced in January. This gradual climb begins in February and reaches its peak during the summer months, where May, June, and July maintain the same generous 13-hour days. Following this sunny trio, daylight begins to taper off, with August and September returning to 12 hours, before descending into the shorter days of October through December. This seasonal rhythm highlights a vibrant balance between light and dark, inviting both energy and reflection within the lush landscape of Barishal throughout the year.

Average Daylight Hours in Barishal for May

The chart illustrates the variation in daylight duration in Barishal throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 53m11h 23m12h 1m12h 40m13h 13m13h 29m13h 21m12h 52m12h 14m11h 36m11h 2m10h 45m
Data source: Barishal daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Barishal

In Barishal, Bangladesh, the month of May brings a noticeable shift in the wind, with average speeds reaching 2.8 m/s (6 mph), marking an increase from the gentle breezes of earlier months. This trend continues into June and July, where winds peak at 3.2 m/s (7 mph), suggesting that the warm pre-monsoon season is characterized by a gradual uptick in wind intensity. As the monsoon approaches in August, the wind calms slightly to 2.8 m/s (6 mph), highlighting the seasonal transition. Ultimately, May serves as a pivotal month where the gentle whispers of winter give way to the more robust gusts of summer, inviting a refreshing change to the air.

Average May Wind Speed in Barishal

The chart displays monthly wind speed patterns in Barishal, with values for each month shown alongside May's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how May's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec2.12.22.32.52.8 m/s3.23.22.82.51.81.92.1
Data source: Barishal May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Barishal Compares to Other Months

Weather in Barishal varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Barishal, focusing on differences in temperature, rainfall, humidity, and UV levels.

May and January present strikingly different weather conditions. In May, temperatures soar, with averages around 29°C (85°F) and highs reaching up to 38°C (100°F), while the humidity sits at a notable 69%. This month also experiences significant rainfall, with about 175 mm (6.9 in) of precipitation spanning over 15 days. In contrast, January offers much cooler temperatures, with averages of 18°C (65°F) and highs up to 30°C (86°F). Remarkably, January sees minimal precipitation, with only 5 mm (0.2 in) recorded and no rainy days, alongside lower humidity levels of 57%. For more detailed information on January weather, you can visit Barishal weather in January.

In comparing the weather of May and February, it's clear that May is significantly warmer and more humid. May boasts minimum temperatures of 22°C (72°F) and averages around 29°C (85°F), soaring to a maximum of 38°C (100°F). In contrast, February presents a much cooler climate, with minimum temperatures of 10°C (49°F) and an average of 21°C (71°F), peaking at 34°C (93°F). Additionally, May experiences higher precipitation, averaging 175 mm (6.9 in) over 15 days, while February is much drier, with only 6 mm (0.2 in) of rain across a single day. The humidity in May also stands at 69%, compared to February's more comfortable 50%. For more details, you can visit Barishal weather in February.

May presents a significantly warmer and more humid climate compared to March. With average temperatures peaking at 29°C (85°F) and maximums soaring to 38°C (100°F), May's heat is accompanied by higher humidity at 69%. In contrast, March enjoys milder temperatures, averaging 26°C (79°F) with a maximum of 36°C (98°F) and lower humidity levels at 41%. Additionally, May experiences considerably more rainfall, with 175 mm (6.9 in) over 15 days, whereas March sees only 33 mm (1.3 in) across just 4 days of precipitation. For more detailed weather insights, you can refer to Barishal weather in March.

In comparing the weather between April and May, both months experience similar average temperatures, with May slightly warmer at a minimum of 22°C (72°F) compared to April's 20°C (68°F). However, May shows a notable increase in precipitation, receiving 175 mm (6.9 inches) over 15 days, while April had 118 mm (4.6 inches) across 12 days. The humidity in May is also higher at 69%, compared to the 45% humidity in April, resulting in a more humid environment as summer approaches. For more detailed information, you can check the following link: Barishal weather in April.

May and June both present warm weather, with average temperatures hovering around 29°C (85°F). However, May experiences a slightly lower minimum temperature of 22°C (72°F) compared to June's 25°C (76°F). While June remains a bit cooler at its maximum with 36°C (97°F) versus May's peak of 38°C (100°F), it compensates with significantly higher rainfall. May receives 175 mm (6.9 in) of precipitation over 15 days, whereas June sees an impressive 405 mm (15.9 in) over 25 days, resulting in a more humid atmosphere with 72% humidity. For a more detailed look at the weather specifics in June, visit Barishal weather in June.

In comparing the weather of May and July, we see some notable differences. May has a minimum temperature of 22°C (72°F) and an average of 29°C (85°F), with a maximum reaching 38°C (100°F). It experiences moderate precipitation of 175 mm (6.9 in) over about 15 days, coupled with a humidity level of 69%. In contrast, July presents slightly warmer nights, with a minimum temperature of 25°C (78°F) and a similar average of 29°C (84°F). Although the maximum temperature is lower at 36°C (97°F), July is significantly wetter, receiving 352 mm (13.9 in) of rain across 29 days, and the humidity rises to 81%. For more details on July weather specifics, you can visit Barishal weather in July.

May and August both exhibit warm average temperatures, with May experiencing a slightly lower minimum temperature of 22°C (72°F) compared to August's 26°C (79°F). While both months have an average high of 29°C (85°F), May's maximum temperature can reach up to 38°C (100°F), whereas August is milder with a maximum of 35°C (96°F). However, August sees significantly more rainfall, with precipitation totaling 283 mm (11.1 in) over 30 days, in contrast to May's 175 mm (6.9 in) spread across 15 days. This increase in humidity to 78% in August also contributes to a noticeably more oppressive atmosphere. For more details on August weather, you can check Barishal weather in August.

May and September present distinct weather patterns, each with its unique characteristics. In May, temperatures range from a minimum of 22°C (72°F) to a maximum of 38°C (100°F), with an average temperature of 29°C (85°F). However, it also experiences significant rainfall, totaling 175 mm (6.9 in) over about 15 days, with humidity levels at 69%. In contrast, September averages a similar temperature of 29°C (84°F), but with slightly higher minimum and maximum temperatures of 25°C (77°F) and 36°C (96°F), respectively. Rainfall is much more pronounced in September, reaching 253 mm (9.9 in) spread over 25 days, and humidity increases to 82%. This increase in precipitation and humidity makes September feel more humid and rainy compared to the hotter, though less rainy, conditions of May. For more details about the weather in September, you can check Barishal weather in September.

May and October present distinct weather patterns. In May, temperatures range from a minimum of 22°C (72°F) to a maximum of 38°C (100°F), with an average of 29°C (85°F). The month sees considerable precipitation, totaling 175 mm (6.9 in) over approximately 15 days, accompanied by a humidity level of 69%. In contrast, October experiences slightly cooler temperatures, with a minimum of 19°C (67°F), an average of 28°C (83°F), and a maximum of 35°C (96°F). It also records a bit more rainfall at 187 mm (7.4 in) over 14 days, and higher humidity at 78%. These variations highlight the transition from late spring heat to early autumn moisture and cooler conditions. For more details, you can explore Barishal weather in October.

May and November present contrasting weather patterns. In May, temperatures range from a minimum of 22°C (72°F) to a scorching maximum of 38°C (100°F), with an average temperature of 29°C (85°F). The month is characterized by high humidity at 69% and significant rainfall, totaling 175 mm (6.9 in) over about 15 days. In contrast, November offers a much cooler atmosphere, with temperatures ranging from a minimum of 15°C (59°F) to a maximum of 32°C (90°F), averaging 24°C (75°F). Precipitation drops dramatically to 65 mm (2.6 in) over just 3 days, while humidity slightly decreases to 68%. For more detailed information, you can refer to Barishal weather in November.

May and December present striking contrasts in weather patterns. In May, temperatures soar with a minimum of 22°C (72°F) and can reach as high as 38°C (100°F), averaging around 29°C (85°F). The month is also characterized by significant rainfall, totaling 175 mm (6.9 in) over approximately 15 days, accompanied by a humidity level of 69%. In contrast, December brings a much cooler climate, with temperatures ranging from a minimum of 11°C (52°F) to a maximum of 30°C (86°F), averaging 20°C (68°F). Precipitation significantly decreases to just 36 mm (1.4 in) over only 2 days, and humidity slightly drops to 64%. For more information, check out Barishal weather in December.

Compare Barishal's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Barishal

As May unfolds in Barishal, the weather takes a noticeable turn, marked by higher temperatures that often peak around the sweltering 38°C (100°F), giving the month a distinctly warm character. The average temperature of 29°C (85°F) adds to the heat, while nights remain relatively mild with temperatures dipping to about 22°C (72°F). This month also brings an increase in precipitation, with about 175 mm (6.9 in) falling over approximately 15 days, contributing to higher humidity levels around 69%, making the air feel even warmer. Compared to the cooler months preceding May, the advent of rainy days signifies a shift, blending heat and humidity that can often feel oppressive. For a deeper understanding of how May fits into Barishal's yearly climate pattern, check out Barishal Climate.