Climate averages 1991–2020
Arāria weather
in May.
A hot, very wet month: the 2nd warmest and the 8th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
May is a hot month in Arāria: daytime highs average 32.7°C and nights cool to about 24.0°C. By daytime temperature it is the 2nd warmest of the 12 months.
Expect about 208 mm of rain on roughly 19 days, which makes May a very wet month (the 8th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 13 h 25 min on an average May day.
The nearest other city in this atlas is Purnia (41 km away). In May its highs average 33.3°C, 0.6°C warmer than Arāria, with 160 mm of rain.
Among the 692 cities listed in India, Arāria ranks joint 618th of 692 for the warmest May highs and 652nd of 692 for the driest May (rainfall, lowest first). The mean May high of those 692 cities is 37.3°C; Arāria is 4.6°C cooler than that mean.
From May to June, average highs fall by 1.3°C to 31.4°C, and monthly rainfall rises from 208 mm to 387 mm.
The annual picture
May in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Arāria climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 22.7°C11.1°C | 11.1°C | 11 | 1.5 | 10.711 h |
| February | 26.0°C13.6°C | 13.6°C | 14 | 2.2 | 11.311 h |
| March | 31.7°C18.6°C | 18.6°C | 22 | 3.7 | 12.012 h |
| April | 34.2°C22.4°C | 22.4°C | 70 | 9.4 | 12.813 h |
| May, selected | 32.7°C24.0°C | 24.0°C | 208 | 19.1 | 13.413 h |
| June | 31.4°C25.0°C | 25.0°C | 387 | 26.7 | 13.714 h |
| July | 31.0°C25.5°C | 25.5°C | 483 | 30.3 | 13.614 h |
| August | 31.1°C25.5°C | 25.5°C | 455 | 29.7 | 13.113 h |
| September | 30.5°C24.6°C | 24.6°C | 358 | 25.6 | 12.312 h |
| October | 29.7°C21.5°C | 21.5°C | 100 | 9.5 | 11.612 h |
| November | 27.8°C16.5°C | 16.5°C | 5.8 | 1.2 | 10.911 h |
| December | 24.5°C12.6°C | 12.6°C | 5.6 | 0.7 | 10.511 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
May in nearby cities
- Purnia in MayIndia · 41 kmHigh 33.3°C · Low 24.2°C · 160 mm rain
- Biratnagar in MayNepal · 42 kmHigh 32.8°C · Low 24.2°C · 118 mm rain
- Kishanganj in MayIndia · 44 kmHigh 31.8°C · Low 23.7°C · 215 mm rain
- Inaruwa in MayNepal · 63 kmHigh 32.4°C · Low 23.7°C · 118 mm rain
- Katihar in MayIndia · 68 kmHigh 33.7°C · Low 24.5°C · 128 mm rain
- Dharān in MayNepal · 78 kmHigh 29.9°C · Low 21.8°C · 127 mm rain
- Rāiganj in MayIndia · 85 kmHigh 32.6°C · Low 24.0°C · 176 mm rain
- Thākurgaon in MayBangladesh · 96 kmHigh 31.1°C · Low 23.3°C · 271 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Arāria) is explained once on the Arāria year overview and on the Sources, method and limits page.