Climate averages 1991–2020
Alwar weather
in September.
A hot, moderately wet month: the 5th warmest and the 10th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
September is a hot month in Alwar: daytime highs average 32.8°C and nights cool to about 24.3°C. By daytime temperature it is the 5th warmest of the 12 months.
Expect about 80 mm of rain on roughly 9 days, which makes September a moderately wet month (the 10th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 21 min on an average September day.
The nearest other city in this atlas is Rewāri (71 km away). In September its highs average 33.2°C, about as warm as Alwar, with 64 mm of rain.
Among the 692 cities listed in India, Alwar ranks joint 68th of 692 for the warmest September highs and joint 72nd of 692 for the driest September (rainfall, lowest first). The mean September high of those 692 cities is 30.7°C; Alwar is 2.2°C warmer than that mean.
From September to October, average highs fall by 0.1°C to 32.7°C, and monthly rainfall falls from 80 mm to 14 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
Alwar climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 21.0°C8.5°C | 8.5°C | 15 | 2.2 | 10.611 h |
| February | 24.9°C11.3°C | 11.3°C | 14 | 2.3 | 11.211 h |
| March | 30.9°C16.3°C | 16.3°C | 13 | 2.7 | 12.012 h |
| April | 37.1°C21.8°C | 21.8°C | 12 | 3.6 | 12.813 h |
| May | 40.5°C26.5°C | 26.5°C | 19 | 5.8 | 13.513 h |
| June | 39.0°C28.7°C | 28.7°C | 68 | 10.3 | 13.914 h |
| July | 33.8°C27.0°C | 27.0°C | 181 | 19.3 | 13.714 h |
| August | 31.9°C25.7°C | 25.7°C | 219 | 19.6 | 13.113 h |
| September, selected | 32.8°C24.3°C | 24.3°C | 80 | 9.2 | 12.312 h |
| October | 32.7°C20.1°C | 20.1°C | 14 | 2.6 | 11.512 h |
| November | 27.8°C14.9°C | 14.9°C | 7.5 | 1.1 | 10.811 h |
| December | 22.9°C10.2°C | 10.2°C | 5.2 | 1.1 | 10.410 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
- Rewāri in SeptemberIndia · 71 kmHigh 33.2°C · Low 24.4°C · 64 mm rain
- Narnaul in SeptemberIndia · 74 kmHigh 33.3°C · Low 24.3°C · 55 mm rain
- Bhiwadi in SeptemberIndia · 76 kmHigh 32.7°C · Low 24.3°C · 73 mm rain
- Dausa in SeptemberIndia · 80 kmHigh 32.2°C · Low 23.7°C · 62 mm rain
- Bharatpur, India in SeptemberIndia · 94 kmHigh 32.7°C · Low 24.5°C · 96 mm rain
- Palwal in SeptemberIndia · 95 kmHigh 32.4°C · Low 24.2°C · 97 mm rain
- Hindaun in SeptemberIndia · 101 kmHigh 32.6°C · Low 24.4°C · 77 mm rain
- Mathura in SeptemberIndia · 103 kmHigh 32.3°C · Low 24.4°C · 103 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 Alwar) is explained once on the Alwar year overview and on the Sources, method and limits page.