BangladeshThe climate of Sylhet
The current climate in Sylhet features temperatures ranging from a high of 33°C to a low of 26°C throughout the year. The average yearly temperature is around 31°C. At night, temperatures in the colder months average around 11°C and in the warmer months around 25°C.
Average temperatures and precipitation
This chart shows the average monthly maximum and minimum temperatures (in degrees Celsius) and average monthly rainfall (in millimeters) for Sylhet, Bangladesh.
Temperature records
The highest temperature recorded in Sylhet in recent years was 42°C in April 2014. The lowest daytime temperature recorded was 18°C in December 2018.
Rainfall amount
On average, Sylhet receives 3106 mm of precipitation each year. For comparison, New York gets 1142 mm of precipitation annually.
The hurricane season in Sylhet runs from June to November.
Best time to visit Sylhet?
The best time to visit Sylhet for sunny weather is January through March, November and December. During this period, you'll have nice temperatures and not too much rain, making it a great time to visit Sylhet. In the other months of the year, there's too much rain or the temperature isn't ideal for a visit if you want sunny and pleasant weather.
Climate Table of Sylhet
The climate table of Sylhet shows the average temperatures, rainfall, and UV index per month. The table provides an overview of the average day and night temperatures in degrees Celsius, the total amount of rainfall in millimeters, the total snowfall in centimeters, and the UV index for each month. Rainfall is always measured as water, even if it's snow or hail.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
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| Temp. max (°C) | 26 | 29 | 32 | 33 | 32 | 32 | 33 | 33 | 33 | 32 | 30 | 27 |
| Temp. min (°C) | 12 | 15 | 18 | 21 | 23 | 24 | 25 | 25 | 25 | 23 | 18 | 14 |
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| Precipitation (mm) | 9,5 | 29 | 88 | 299 | 428 | 530 | 515 | 587 | 354 | 228 | 22 | 16 |
| UV Index | 7 | 8 | 8 | 8 | 7 | 6 | 6 | 7 | 7 | 7 | 7 | 6 |
Click on the month name to see more weather details, like daily averages, temperatures, and precipitation for the past years in that month.
Temperature charts
These charts display the average temperatures in Sylhet, Bangladesh. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Average Temperature per Month in Sylhet
Yearly Temperature in Sylhet
Precipitation charts
These charts show the average amount of precipitation in Sylhet, Bangladesh. Precipitation is always measured as water, even when it falls as snow or hail. The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Average Precipitation per Month in Sylhet
Total Yearly Precipitation in Sylhet
UV index chart
This chart shows the average UV index per month in Sylhet, Bangladesh. The UV index indicates the intensity of ultraviolet radiation and ranges from 0 to a maximum of 11.
Average UV Index per Month in Sylhet
Weather experiences in Sylhet
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Average weather in Sylhet by month
Click on a month below to see detailed weather info for Sylhet. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.