Climate averages 1991–2020
Haldwani weather
in September.
A hot, very wet month: the 6th warmest and the joint 9th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
September is a hot month in Haldwani: daytime highs average 29.1°C and nights cool to about 21.6°C. By daytime temperature it is the 6th warmest of the 12 months.
Expect about 222 mm of rain on roughly 22 days, which makes September a very wet month (the joint 9th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 22 min on an average September day.
The nearest other city in this atlas is Rudrapur (30 km away). In September its highs average 30.3°C, 1.3°C warmer than Haldwani, with 177 mm of rain.
Among the 692 cities listed in India, Haldwani ranks joint 553rd of 692 for the warmest September highs and joint 563rd of 692 for the driest September (rainfall, lowest first). The mean September high of those 692 cities is 30.7°C; Haldwani is 1.6°C cooler than that mean.
From September to October, average highs fall by 0.6°C to 28.4°C, and monthly rainfall falls from 222 mm to 40 mm.
The annual picture
September 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
Haldwani climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 19.3°C6.8°C | 6.8°C | 32 | 3.8 | 10.510 h |
| February | 22.6°C9.2°C | 9.2°C | 40 | 4.9 | 11.111 h |
| March | 28.3°C13.2°C | 13.2°C | 29 | 5.1 | 12.012 h |
| April | 34.1°C18.2°C | 18.2°C | 23 | 4.7 | 12.913 h |
| May | 35.9°C21.7°C | 21.7°C | 48 | 8.5 | 13.614 h |
| June | 34.0°C23.9°C | 23.9°C | 222 | 17.5 | 14.014 h |
| July | 29.8°C24.0°C | 24.0°C | 491 | 29.1 | 13.814 h |
| August | 29.3°C23.6°C | 23.6°C | 429 | 28.7 | 13.213 h |
| September, selected | 29.1°C21.6°C | 21.6°C | 222 | 22.2 | 12.412 h |
| October | 28.4°C16.4°C | 16.4°C | 40 | 6.0 | 11.511 h |
| November | 25.0°C12.1°C | 12.1°C | 3.4 | 1.1 | 10.711 h |
| December | 20.9°C8.2°C | 8.2°C | 13 | 1.2 | 10.310 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
September in nearby cities
- Rudrapur in SeptemberIndia · 30 kmHigh 30.3°C · Low 23.2°C · 177 mm rain
- Kashipur in SeptemberIndia · 55 kmHigh 30.4°C · Low 22.9°C · 123 mm rain
- Rāmpur in SeptemberIndia · 67 kmHigh 31.1°C · Low 23.8°C · 202 mm rain
- Bhimdatta in SeptemberNepal · 69 kmHigh 29.6°C · Low 22.6°C · 198 mm rain
- Pīlibhīt in SeptemberIndia · 71 kmHigh 30.8°C · Low 23.9°C · 221 mm rain
- Morādābād in SeptemberIndia · 85 kmHigh 31.1°C · Low 23.8°C · 159 mm rain
- Bareilly in SeptemberIndia · 96 kmHigh 31.0°C · Low 23.9°C · 143 mm rain
- Nagīna in SeptemberIndia · 109 kmHigh 30.6°C · Low 23.1°C · 135 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 Haldwani) is explained once on the Haldwani year overview and on the Sources, method and limits page.