Climate averages 1991–2020
Robertsonpet weather
in September.
A hot, wet month: the joint 6th warmest and the 11th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
September is a hot month in Robertsonpet: daytime highs average 28.2°C and nights cool to about 20.0°C. By daytime temperature it is the joint 6th warmest of the 12 months.
Expect about 120 mm of rain on roughly 15 days, which makes September a wet month (the 11th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 13 min on an average September day.
The nearest other city in this atlas is Kolār (26 km away). In September its highs average 27.8°C, about as warm as Robertsonpet, with 119 mm of rain.
Among the 692 cities listed in India, Robertsonpet ranks joint 613th of 692 for the warmest September highs and joint 234th of 692 for the driest September (rainfall, lowest first). The mean September high of those 692 cities is 30.7°C; Robertsonpet is 2.5°C cooler than that mean.
From September to October, average highs fall by 1.1°C to 27.1°C, and monthly rainfall rises from 120 mm to 142 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
Robertsonpet climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 26.4°C14.8°C | 14.8°C | 4.5 | 1.5 | 11.511 h |
| February | 29.2°C16.1°C | 16.1°C | 5.9 | 1.3 | 11.712 h |
| March | 32.2°C18.4°C | 18.4°C | 13 | 2.0 | 12.112 h |
| April | 33.4°C20.8°C | 20.8°C | 32 | 5.5 | 12.412 h |
| May | 32.8°C22.1°C | 22.1°C | 96 | 14.0 | 12.713 h |
| June | 29.4°C21.3°C | 21.3°C | 90 | 14.3 | 12.913 h |
| July | 28.2°C20.8°C | 20.8°C | 82 | 14.0 | 12.813 h |
| August | 27.9°C20.4°C | 20.4°C | 89 | 14.0 | 12.613 h |
| September, selected | 28.2°C20.0°C | 20.0°C | 120 | 15.1 | 12.212 h |
| October | 27.1°C19.2°C | 19.2°C | 142 | 17.3 | 11.912 h |
| November | 25.5°C17.5°C | 17.5°C | 80 | 11.0 | 11.512 h |
| December | 24.9°C15.4°C | 15.4°C | 36 | 4.5 | 11.411 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
- Kolār in SeptemberIndia · 26 kmHigh 27.8°C · Low 19.8°C · 119 mm rain
- Vaniyambadi in SeptemberIndia · 48 kmHigh 32.0°C · Low 23.3°C · 133 mm rain
- Krishnagiri in SeptemberIndia · 49 kmHigh 31.0°C · Low 22.3°C · 114 mm rain
- Ambur in SeptemberIndia · 51 kmHigh 32.1°C · Low 23.4°C · 136 mm rain
- Hosūr in SeptemberIndia · 54 kmHigh 27.6°C · Low 19.8°C · 120 mm rain
- Chintamani in SeptemberIndia · 55 kmHigh 27.5°C · Low 19.5°C · 113 mm rain
- Gudiyatham in SeptemberIndia · 65 kmHigh 32.3°C · Low 23.8°C · 135 mm rain
- Electronic City Phase I in SeptemberIndia · 67 kmHigh 26.7°C · Low 19.1°C · 120 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 Robertsonpet) is explained once on the Robertsonpet year overview and on the Sources, method and limits page.