Sylhet Weather in April
Sylhet in April sees very high temperatures, with highs around 31°C (88°F) and overnight lows of 22°C (72°F). With the rainy season in full effect, expect around 534 mm (21 in) of rainfall and regular showers throughout the month.
Rainfall in Sylhet in April
As part of the rainy season, Sylhet sees around 11 days of rain in April, with an average of 534 mm (21 in). Rain during the rainy season here tends to be intense rather than just persistent drizzle. Expect significant downpours, often in the late afternoon.
Temperature in Sylhet in April
Temperatures in Sylhet in April top out at 31°C (88°F) and drop to 22°C (72°F) overnight. Mornings and evenings are often more comfortable than the peak afternoon hours. Nights remain mild at 22°C (72°F), making evenings a pleasant time to be outdoors.If you prefer dry days with pleasant temperatures, April may not be the ideal month to visit Sylhet. Our weather planner can help you explore destinations with more pleasant weather conditions.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Bangladesh, check out our Sylhet's climate page.
Sylhet Temperature in April
Daily Historical Temperatures
41-year average (1977-2025)
Based on our historical records, temperatures in Sylhet typically stay consistent throughout April, with daily highs averaging around 31°C (88°F). Nights are warm, with lows typically ranging from 20°C (68°F) to 22°C (72°F).
Average temperatures in April
Historical weather for Sylhet in April
Browse day-by-day weather records for Sylhet spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Sylhet historical weather extremes in April
Based on weather observations in Sylhet between 2006 and 2026, these are the recorded extremes during April.
- The hottest April day on record in Sylhet reached 39°C (102°F) (April 24, 2014).
- The lowest daytime temperature in April was 21°C (70°F), recorded on April 3, 2017.
- The coldest night in April in Sylhet was on April 2, 2019, with a minimum of 11°C (52°F).
- The heaviest April precipitation occurred on April 20, 2010, when 171 mm (6.7 in) of precipitation fell.
Best Places in Bangladesh in April
Find out more about the weather in Bangladesh and which places have the best travel conditions in this month. See all of Bangladesh in April →
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What to Wear in Sylhet in April
Warm weather calls for comfortable, breathable clothing in April. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Also bring a poncho, it will rain a lot! Waterproof everything you can.What To Do in Sylhet in April
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Bangladesh, check out our Sylhet's climate page.
See the full Sylhet climate overview or explore weather in Bangladesh.