Climate averages 1991–2020
Imphal weather
in September.
A warm, wet month: the 6th warmest and the 8th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
September is a warm month in Imphal: daytime highs average 26.3°C and nights cool to about 20.4°C. By daytime temperature it is the 6th warmest of the 12 months.
Expect about 145 mm of rain on roughly 22 days, which makes September a wet month (the 8th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 19 min on an average September day.
The nearest other city in this atlas is Kohima (98 km away). In September its highs average 23.7°C, 2.6°C cooler than Imphal, with 375 mm of rain.
Among the 692 cities listed in India, Imphal ranks joint 677th of 692 for the warmest September highs and joint 348th of 692 for the driest September (rainfall, lowest first). The mean September high of those 692 cities is 30.7°C; Imphal is 4.3°C cooler than that mean.
From September to October, average highs fall by 1.0°C to 25.3°C, and monthly rainfall falls from 145 mm to 94 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
Imphal climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 20.0°C9.3°C | 9.3°C | 10 | 2.0 | 10.811 h |
| February | 22.2°C11.4°C | 11.4°C | 19 | 3.7 | 11.311 h |
| March | 25.5°C14.6°C | 14.6°C | 42 | 6.3 | 12.012 h |
| April | 27.6°C17.4°C | 17.4°C | 61 | 10.0 | 12.713 h |
| May | 27.6°C19.6°C | 19.6°C | 167 | 17.8 | 13.313 h |
| June | 27.0°C21.2°C | 21.2°C | 251 | 24.7 | 13.614 h |
| July | 26.4°C21.4°C | 21.4°C | 257 | 27.2 | 13.514 h |
| August | 26.4°C21.3°C | 21.3°C | 203 | 26.1 | 13.013 h |
| September, selected | 26.3°C20.4°C | 20.4°C | 145 | 21.9 | 12.312 h |
| October | 25.3°C18.0°C | 18.0°C | 94 | 14.2 | 11.612 h |
| November | 22.9°C13.6°C | 13.6°C | 23 | 3.2 | 11.011 h |
| December | 20.5°C10.2°C | 10.2°C | 11 | 1.5 | 10.611 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
- Kohima in SeptemberIndia · 98 kmHigh 23.7°C · Low 17.4°C · 375 mm rain
- Silchar in SeptemberIndia · 116 kmHigh 30.1°C · Low 24.4°C · 293 mm rain
- Dimāpur in SeptemberIndia · 125 kmHigh 29.0°C · Low 23.4°C · 189 mm rain
- Aizawl in SeptemberIndia · 173 kmHigh 24.6°C · Low 18.1°C · 261 mm rain
- Kalemyo in SeptemberMyanmar · 180 kmHigh 29.2°C · Low 23.2°C · 299 mm rain
- Sylhet in SeptemberBangladesh · 209 kmHigh 30.1°C · Low 24.5°C · 523 mm rain
- Nagaon in SeptemberIndia · 214 kmHigh 30.6°C · Low 24.9°C · 344 mm rain
- Jorhat in SeptemberIndia · 218 kmHigh 30.5°C · Low 24.8°C · 316 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 Imphal) is explained once on the Imphal year overview and on the Sources, method and limits page.