Climate guideThirty-year normals for Ranchi
Ranchi climate by month
Hot-summer Mediterranean · CsaBest Jan · Nov–Dec
Annual mean23°day and night
Seasonal swing14°warmest vs coolest
Precipitation1,411 mm136 wet days a year
23.34° N, 85.31° EElevation 643 mUTC+5:30 · India Standard Time
When to goRanchi · weather score
Best timeJan · Nov–Dec
October: high / low27° / 18°
iSummary
What the weather is like
Ranchi has a hot-summer Mediterranean climate (Köppen Csa): dry, sunny summers and mild, wetter winters.
The warmest month is May, when afternoons average 36° and nights 24°. January is the coolest month, with highs of 22° and lows of 10°. The difference between the warmest and the coolest month is about 14°.
About 1,411 mm of precipitation falls in an average year. July is the wettest month (363 mm, 27 wet days) and November the driest (10 mm, 1 wet days). Cloud cover ranges from 11% in February to 77% in July.
Compared with New Delhi, the capital, Ranchi is 3.4° cooler on a May afternoon and receives more precipitation over the year.
Year in figures
- Hottest afternoons
- 36° · May
- Coldest nights
- 10° · January
- Wettest month
- July
- Driest month
- November
- Clearest skies
- February · 11% cloud
- Longest day
- 13 h 34 min
- Shortest day
- 10 h 43 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° | 25° | 30° | 35° | 36° | 32° | 29° | 28° | 28° | 27° | 25° | 22° |
| Average low | 10° | 13° | 17° | 21° | 24° | 24° | 23° | 23° | 22° | 18° | 14° | 11° |
| Precipitation | 19 mm | 21 mm | 21 mm | 18 mm | 64 mm | 241 mm | 363 mm | 320 mm | 249 mm | 74 mm | 10 mm | 11 mm |
| Wet days (≥1 mm) | 2.6 | 2.7 | 4.7 | 6.3 | 12.2 | 20.6 | 26.9 | 26.6 | 21.1 | 9.2 | 1.3 | 1.4 |
| Cloud cover | 13% | 11% | 12% | 12% | 14% | 54% | 77% | 75% | 56% | 22% | 14% | 12% |
| Daylight | 10h 51 | 11h 22 | 11h 59 | 12h 41 | 13h 15 | 13h 34 | 13h 27 | 12h 58 | 12h 18 | 11h 38 | 11h 02 | 10h 43 |
| Month score | 94 | 92 | 67 | 43 | 29 | 26 | 33 | 36 | 44 | 69 | 97 | 97 |
ivMonth by month
Ranchi in every month
January94
22° / 10°
19 mm · 2.6 wet days
February92
25° / 13°
21 mm · 2.7 wet days
March67
30° / 17°
21 mm · 4.7 wet days
April43
35° / 21°
18 mm · 6.3 wet days
May29
36° / 24°
64 mm · 12.2 wet days
June26
32° / 24°
241 mm · 20.6 wet days
July33
29° / 23°
363 mm · 26.9 wet days
August36
28° / 23°
320 mm · 26.6 wet days
September44
28° / 22°
249 mm · 21.1 wet days
October69
27° / 18°
74 mm · 9.2 wet days
November97
25° / 14°
10 mm · 1.3 wet day
December97
22° / 11°
11 mm · 1.4 wet day