Climate averages 1991–2020
Janakpur weather
in August.
A hot, very wet month: the joint 5th warmest and the 11th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
August is a hot month in Janakpur: daytime highs average 30.9°C and nights cool to about 25.6°C. By daytime temperature it is the joint 5th warmest of the 12 months.
Expect about 270 mm of rain on roughly 26 days, which makes August a very wet month (the 11th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 13 h 05 min on an average August day.
The nearest other city in this atlas is Madhubani (44 km away). In August its highs average 31.4°C, about as warm as Janakpur, with 306 mm of rain.
Among the 16 cities listed in Nepal, Janakpur ranks joint 2nd of 16 for the warmest August highs and 2nd of 16 for the driest August (rainfall, lowest first). The mean August high of those 16 cities is 29.3°C; Janakpur is 1.6°C warmer than that mean.
From August to September, average highs fall by 0.5°C to 30.4°C, and monthly rainfall falls from 270 mm to 224 mm.
The annual picture
August 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
Janakpur climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 21.8°C10.4°C | 10.4°C | 13 | 1.8 | 10.711 h |
| February | 25.5°C13.1°C | 13.1°C | 13 | 2.0 | 11.211 h |
| March | 31.6°C17.9°C | 17.9°C | 11 | 2.0 | 12.012 h |
| April | 35.4°C22.6°C | 22.6°C | 27 | 5.0 | 12.813 h |
| May | 35.2°C25.0°C | 25.0°C | 87 | 11.4 | 13.413 h |
| June | 33.2°C25.8°C | 25.8°C | 229 | 20.6 | 13.814 h |
| July | 30.9°C25.7°C | 25.7°C | 397 | 26.9 | 13.614 h |
| August, selected | 30.9°C25.6°C | 25.6°C | 270 | 26.2 | 13.113 h |
| September | 30.4°C24.5°C | 24.5°C | 224 | 21.3 | 12.312 h |
| October | 29.7°C21.0°C | 21.0°C | 53 | 5.5 | 11.512 h |
| November | 27.3°C16.2°C | 16.2°C | 2.6 | 0.4 | 10.911 h |
| December | 23.6°C12.2°C | 12.2°C | 5.0 | 0.7 | 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
August in nearby cities
- Madhubani in AugustIndia · 44 kmHigh 31.4°C · Low 25.7°C · 306 mm rain
- Lahān in AugustNepal · 55 kmHigh 30.0°C · Low 25.1°C · 279 mm rain
- Darbhanga in AugustIndia · 64 kmHigh 31.5°C · Low 25.8°C · 306 mm rain
- Triyuga in AugustNepal · 77 kmHigh 29.9°C · Low 25.2°C · 291 mm rain
- Benipur in AugustIndia · 78 kmHigh 31.6°C · Low 25.9°C · 309 mm rain
- Muzaffarpur in AugustIndia · 86 kmHigh 31.6°C · Low 26.0°C · 286 mm rain
- Mothīhāri in AugustIndia · 101 kmHigh 31.5°C · Low 25.9°C · 385 mm rain
- Birgañj in AugustNepal · 109 kmHigh 31.0°C · Low 25.6°C · 347 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 Janakpur) is explained once on the Janakpur year overview and on the Sources, method and limits page.