Sylhet Weather & Climate

Bangladesh

Sylhet sees feels-like daytime highs peak around 41.5°C in August and nighttime lows bottom out near 16.5°C in January. July is the wettest month (~437 mm), while January is the driest (~11 mm). For sunshine, February leads with about 88% clear skies.

Best time to visit Sylhet

Based on mild feels-like temperatures and low rain chances, the most comfortable months are January, December, and February — expect around 16.527.8°C with roughly 5% chance of rain on a given day in January.

Sylhet climate by month

MonthLow / High °CRain %RainfallClear skiesWind
January16.5° / 27.8°5%11 mm86%7.9 kph
February18.7° / 31.1°10%21 mm88%8.3 kph
March23.1° / 34.9°28%80 mm84%8.5 kph
April27.4° / 37.8°55%218 mm78%8.3 kph
May29.7° / 39.4°74%347 mm60%8.2 kph
June32.5° / 40.2°82%423 mm29%9.5 kph
July33.9° / 40.4°85%437 mm15%10 kph
August34.1° / 41.5°83%383 mm14%8.9 kph
September32.5° / 40.2°66%280 mm27%7.8 kph
October29.6° / 39.2°33%138 mm60%7.5 kph
November24.2° / 35.3°7%28 mm82%7.6 kph
December18.7° / 29.4°4%11 mm85%7.6 kph

Feels-like temperatures from long-term historical data; ☀ marks the most comfortable months (mild temperatures, low rain).

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