Climate averages 1991–2020
Gangtok weather
in April.
A mild, very wet month: the 6th warmest and the 3rd driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
April is a mild month in Gangtok: daytime highs average 18.9°C and nights cool to about 9.6°C. By daytime temperature it is the 6th warmest of the 12 months.
Expect about 211 mm of rain on roughly 25 days, which makes April a very wet month (the 3rd driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 48 min on an average April day.
The nearest other city in this atlas is Dārjiling (47 km away). In April its highs average 18.6°C, about as warm as Gangtok, with 222 mm of rain.
Among the 692 cities listed in India, Gangtok ranks 688th of 692 for the warmest April highs and 683rd of 692 for the driest April (rainfall, lowest first). The mean April high of those 692 cities is 36.0°C; Gangtok is 17.1°C cooler than that mean.
From April to May, average highs rise by 1.3°C to 20.2°C, and monthly rainfall rises from 211 mm to 283 mm.
The annual picture
April 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
Gangtok climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 10.9°C3.5°C | 3.5°C | 253 | 25.6 | 10.611 h |
| February | 12.3°C4.2°C | 4.2°C | 269 | 24.7 | 11.211 h |
| March | 16.1°C6.8°C | 6.8°C | 252 | 26.4 | 12.012 h |
| April, selected | 18.9°C9.6°C | 9.6°C | 211 | 24.6 | 12.813 h |
| May | 20.2°C13.0°C | 13.0°C | 283 | 29.4 | 13.513 h |
| June | 21.2°C15.9°C | 15.9°C | 605 | 29.5 | 13.814 h |
| July | 21.0°C16.3°C | 16.3°C | 1,126 | 31.0 | 13.714 h |
| August | 21.2°C16.1°C | 16.1°C | 908 | 30.8 | 13.113 h |
| September | 20.5°C15.2°C | 15.2°C | 508 | 28.4 | 12.312 h |
| October | 18.6°C12.3°C | 12.3°C | 216 | 23.0 | 11.512 h |
| November | 15.2°C8.6°C | 8.6°C | 181 | 21.0 | 10.811 h |
| December | 12.4°C5.9°C | 5.9°C | 173 | 22.8 | 10.510 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
April in nearby cities
- Dārjiling in AprilIndia · 47 kmHigh 18.6°C · Low 9.2°C · 222 mm rain
- Siliguri in AprilIndia · 71 kmHigh 30.9°C · Low 19.5°C · 73 mm rain
- Jalpāiguri in AprilIndia · 91 kmHigh 31.7°C · Low 21.0°C · 89 mm rain
- Jaigaon in AprilIndia · 92 kmHigh 28.7°C · Low 19.5°C · 83 mm rain
- Thimphu in AprilBhutan · 103 kmHigh 15.8°C · Low 6.1°C · 160 mm rain
- Koch Bihār in AprilIndia · 139 kmHigh 30.7°C · Low 21.3°C · 207 mm rain
- Dharān in AprilNepal · 144 kmHigh 30.4°C · Low 18.5°C · 44 mm rain
- Thākurgaon in AprilBangladesh · 145 kmHigh 32.7°C · Low 21.8°C · 84 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 Gangtok) is explained once on the Gangtok year overview and on the Sources, method and limits page.