Arrah, India Climate by Month
Arrah, Bihar, India
Very hot summers and mild winters, with most rain from July to September.
Very hot summers and mild winters, with most rain from July to September: that's Arrah's climate in short. May is the warmest month, with highs around 104°F (40°C); January is the coolest at 72°F (22°C), and nights dip to 49°F (9°C). It gets 41 in (1036 mm) of rain a year, 74% of it from July to September. February, April, November and December are almost completely dry.
- Warmest month
- 104°F(40°C)
- Average high, May
- Coldest nights
- 49°F(9°C)
- Average low, January
- Rain per year
- 41 in(1036 mm)
- Wettest: August
- Humidity
- 69%
- Sunniest: May
Best and worst months in Arrah
Best for weatherDecember is the best time for weather in Arrah: highs near 76°F (25°C) and almost no rain.
Least pleasantJuly and August are the least pleasant; August is the wettest, with 12 in (301 mm) of rain.
Comfort combines how close the afternoon high is to 75°F (24°C) with how much rain falls and how humid it is. See where the weather is best in December.
Temperature and rain through the year
Highs and lows (°F)
Average highAverage low
Rain (in per month)
Arrah weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 72°F(22°C) | 49°F(9°C) | 0.7 in(19 mm) | 78% | 4.2 |
| FebFebruary | 81°F(27°C) | 55°F(13°C) | 0.4 in(9 mm) | 64% | 5.2 |
| MarMarch | 92°F(34°C) | 63°F(17°C) | 0.4 in(10 mm) | 52% | 6.0 |
| AprApril | 102°F(39°C) | 73°F(23°C) | 0.3 in(7 mm) | 45% | 6.9 |
| MayMay | 104°F(40°C) | 79°F(26°C) | 0.9 in(22 mm) | 52% | 7.1 |
| JunJune | 100°F(38°C) | 81°F(27°C) | 5.7 in(145 mm) | 64% | 5.6 |
| JulJuly | 93°F(34°C) | 80°F(27°C) | 10 in(260 mm) | 80% | 4.9 |
| AugAugust | 92°F(33°C) | 80°F(27°C) | 12 in(301 mm) | 81% | 4.7 |
| SepSeptember | 91°F(33°C) | 79°F(26°C) | 8.3 in(210 mm) | 81% | 4.8 |
| OctOctober | 90°F(32°C) | 73°F(23°C) | 1.9 in(48 mm) | 77% | 5.0 |
| NovNovember | 84°F(29°C) | 59°F(15°C) | 0.2 in(4 mm) | 75% | 4.7 |
| DecDecemberBest | 76°F(25°C) | 51°F(10°C) | 0.0 in(1 mm) | 75% | 4.1 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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