Photo: Yashaswinee Raj · CC BY-SA 4.0 · Wikimedia Commons
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Climate guideThirty-year normals for Arrah
Arrah climate by month
Hot-summer Mediterranean · CsaBest Jan–Feb · Dec
Annual mean26°day and night
Seasonal swing16°warmest vs coolest
Precipitation1,074 mm108 wet days a year
25.56° N, 84.66° EElevation 64 mUTC+5:30 · India Standard Time
When to goArrah · weather score
Best timeJan–Feb · Dec
October: high / low30° / 21°
iSummary
What the weather is like
Arrah has a hot-summer Mediterranean climate (Köppen Csa): dry, sunny summers and mild, wetter winters.
The warmest month is May, when afternoons average 38° and nights 26°. January is the coolest month, with highs of 22° and lows of 10°. The difference between the warmest and the coolest month is about 16°.
About 1,074 mm of precipitation falls in an average year. July is the wettest month (307 mm, 25 wet days) and November the driest (6 mm, 0 wet days). Cloud cover ranges from 8% in November to 67% in July.
Compared with New Delhi, the capital, Arrah is 1.1° cooler on a May afternoon and receives more precipitation over the year.
Year in figures
- Hottest afternoons
- 38° · May
- Coldest nights
- 10° · January
- Wettest month
- July
- Driest month
- November
- Clearest skies
- November · 8% cloud
- Longest day
- 13 h 43 min
- Shortest day
- 10 h 33 min
iiCharts
Twelve months at a glance
Temperature and precipitation
Daily high/low range bars, monthly precipitation columnsTemperature curve
Average high, lowDaylight
Hours between sunrise and sunset on the 15th of each monthiiiData table
Climate normals month by month
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Average high | 22° | 26° | 32° | 38° | 38° | 36° | 32° | 32° | 31° | 30° | 28° | 24° |
| Average low | 10° | 13° | 18° | 23° | 26° | 27° | 26° | 26° | 25° | 21° | 16° | 12° |
| Precipitation | 16 mm | 15 mm | 7 mm | 10 mm | 28 mm | 147 mm | 307 mm | 310 mm | 185 mm | 38 mm | 6 mm | 5 mm |
| Wet days (≥1 mm) | 1.8 | 2.5 | 2.2 | 3.2 | 8.1 | 16 | 24.9 | 23.7 | 18.9 | 6.3 | 0.3 | 0.6 |
| Cloud cover | 12% | 10% | 12% | 10% | 9% | 38% | 67% | 65% | 45% | 14% | 8% | 10% |
| Daylight | 10h 43 | 11h 18 | 11h 59 | 12h 45 | 13h 23 | 13h 43 | 13h 35 | 13h 03 | 12h 20 | 11h 35 | 10h 55 | 10h 33 |
| Month score | 96 | 91 | 65 | 50 | 39 | 22 | 21 | 24 | 35 | 64 | 88 | 99 |
ivMonth by month
Arrah in every month
January96
22° / 10°
16 mm · 1.8 wet days
February91
26° / 13°
15 mm · 2.5 wet days
March65
32° / 18°
7 mm · 2.2 wet days
April50
38° / 23°
10 mm · 3.2 wet days
May39
38° / 26°
28 mm · 8.1 wet days
June22
36° / 27°
147 mm · 16 wet days
July21
32° / 26°
307 mm · 24.9 wet days
August24
32° / 26°
310 mm · 23.7 wet days
September35
31° / 25°
185 mm · 18.9 wet days
October64
30° / 21°
38 mm · 6.3 wet days
November88
28° / 16°
6 mm · 0.3 wet days
December99
24° / 12°
5 mm · 0.6 wet day