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Arrah Weather by Month
Average temperatures, rainfall and humidity for Arrah, India, month by month, built from OpenWeather’s historical records. Use it to see what a typical Arrah month looks like before you travel — then check the live Arrah forecast for the days ahead.
Warmest month
May
38°C average high
Coolest month
January
10°C average low
Wettest month
December
160 mm of rain
Driest month
April
9 mm of rain
Average temperature and rainfall in Arrah 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 | 21°C | 10°C | 3°C / 29°C | 135 mm | 70% | 8 km/h |
| February | 26°C | 13°C | 7°C / 34°C | 12 mm | 59% | 9 km/h |
| March | 32°C | 18°C | 10°C / 42°C | 13 mm | 44% | 10 km/h |
| April | 37°C | 23°C | 16°C / 45°C | 9 mm | 36% | 13 km/h |
| May | 38°C | 26°C | 20°C / 47°C | 20 mm | 46% | 13 km/h |
| June | 37°C | 28°C | 21°C / 47°C | 76 mm | 57% | 13 km/h |
| July | 34°C | 27°C | 22°C / 41°C | 117 mm | 71% | 13 km/h |
| August | 33°C | 26°C | 23°C / 39°C | 141 mm | 76% | 11 km/h |
| September | 33°C | 26°C | 22°C / 39°C | 78 mm | 77% | 10 km/h |
| October | 31°C | 22°C | 15°C / 36°C | 72 mm | 69% | 8 km/h |
| November | 28°C | 17°C | 10°C / 35°C | 131 mm | 60% | 7 km/h |
| December | 23°C | 12°C | 5°C / 33°C | 160 mm | 64% | 8 km/h |
Best time to visit Arrah
The most comfortable time to visit Arrah is generally February to March and December, balancing mild daytime temperatures against the driest stretch of the year. The city has a moderate seasonal swing and rain concentrates around December, totalling about 963 mm a year.
Travellers who prefer heat should aim for May, when highs average 38°C. December is the month to avoid if rain would spoil your plans — it averages 160 mm, roughly 18× the rainfall of the driest month (April).
Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Arrah forecast for what is happening now.