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Sirājganj Weather by Month
Average temperatures, rainfall and humidity for Sirājganj, Bangladesh, month by month, built from OpenWeather’s historical records. Use it to see what a typical Sirājganj month looks like before you travel — then check the live Sirājganj forecast for the days ahead.
Warmest month
April
33°C average high
Coolest month
January
14°C average low
Wettest month
June
291 mm of rain
Driest month
March
22 mm of rain
Average temperature and rainfall in Sirājganj by month
Averages of the daily highs and lows recorded in each month, with total rainfall, mean humidity and mean wind speed.
| Month | Avg high | Avg low | Record low / high | Rainfall | Humidity | Wind |
|---|---|---|---|---|---|---|
| January | 22°C | 14°C | 5°C / 29°C | 41 mm | 68% | 8 km/h |
| February | 25°C | 16°C | 8°C / 34°C | 48 mm | 62% | 8 km/h |
| March | 30°C | 20°C | 9°C / 39°C | 22 mm | 59% | 10 km/h |
| April | 33°C | 24°C | 16°C / 43°C | 79 mm | 65% | 12 km/h |
| May | 33°C | 26°C | 20°C / 44°C | 170 mm | 74% | 14 km/h |
| June | 32°C | 27°C | 23°C / 42°C | 291 mm | 81% | 16 km/h |
| July | 31°C | 26°C | 23°C / 38°C | 268 mm | 84% | 17 km/h |
| August | 31°C | 26°C | 23°C / 37°C | 244 mm | 83% | 15 km/h |
| September | 31°C | 26°C | 22°C / 37°C | 246 mm | 83% | 11 km/h |
| October | 30°C | 24°C | 16°C / 35°C | 96 mm | 78% | 9 km/h |
| November | 27°C | 20°C | 12°C / 32°C | 41 mm | 70% | 8 km/h |
| December | 24°C | 16°C | 7°C / 29°C | 52 mm | 69% | 8 km/h |
Best time to visit Sirājganj
The most comfortable time to visit Sirājganj is generally December to February, balancing mild daytime temperatures against the driest stretch of the year. The city has a moderate seasonal swing and rain concentrates around June, totalling about 1,600 mm a year.
Travellers who prefer heat should aim for April, when highs average 33°C. June is the month to avoid if rain would spoil your plans — it averages 291 mm, roughly 13× the rainfall of the driest month (March).
Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Sirājganj forecast for what is happening now.