Islāmpur, India Climate by Month
Islāmpur, Bihar, India
Very hot summers and mild winters, with most rain from July to September.
The climate in Islāmpur is one of very hot summers and mild winters, with most rain from July to September. Expect highs of 104°F (40°C) in May and 73°F (23°C) in January, with the coldest nights (January) near 49°F (9°C). Of the 38 in (961 mm) of rain in a typical year, 72% falls 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
- 38 in(961 mm)
- Wettest: August
- Humidity
- 67%
- Sunniest: May
Best and worst months in Islāmpur
Best for weatherThe most comfortable weather comes in December and January, with highs around 75°F (24°C) and almost no rain.
Least pleasantJuly and August are the least pleasant; August is the wettest, with 11 in (271 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)
Islāmpur weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuaryBest | 73°F(23°C) | 49°F(9°C) | 0.7 in(17 mm) | 72% | 4.3 |
| FebFebruary | 82°F(28°C) | 55°F(13°C) | 0.3 in(8 mm) | 64% | 5.2 |
| MarMarch | 93°F(34°C) | 63°F(17°C) | 0.4 in(11 mm) | 52% | 6.0 |
| AprApril | 103°F(39°C) | 73°F(23°C) | 0.2 in(5 mm) | 42% | 6.8 |
| MayMay | 104°F(40°C) | 79°F(26°C) | 0.9 in(24 mm) | 49% | 6.9 |
| JunJune | 100°F(38°C) | 81°F(27°C) | 5.3 in(135 mm) | 64% | 5.5 |
| JulJuly | 93°F(34°C) | 80°F(26°C) | 9.1 in(232 mm) | 80% | 4.8 |
| AugAugust | 92°F(33°C) | 80°F(26°C) | 11 in(271 mm) | 81% | 4.7 |
| SepSeptember | 91°F(33°C) | 78°F(26°C) | 7.5 in(191 mm) | 82% | 4.8 |
| OctOctober | 89°F(32°C) | 73°F(23°C) | 2.4 in(62 mm) | 78% | 4.9 |
| NovNovember | 84°F(29°C) | 59°F(15°C) | 0.2 in(4 mm) | 71% | 4.7 |
| DecDecemberBest | 77°F(25°C) | 51°F(10°C) | 0.0 in(1 mm) | 74% | 4.2 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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