Climate averages 1991–2020
Tirunelveli weather
in October.
A hot, very wet month: the joint 8th warmest and the 11th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
October is a hot month in Tirunelveli: daytime highs average 32.5°C and nights cool to about 23.8°C. By daytime temperature it is the joint 8th warmest of the 12 months.
Expect about 189 mm of rain on roughly 17 days, which makes October a very wet month (the 11th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 11 h 56 min on an average October day.
The nearest other city in this atlas is Thenkasi (48 km away). In October its highs average 29.7°C, 2.8°C cooler than Tirunelveli, with 211 mm of rain.
Among the 692 cities listed in India, Tirunelveli ranks joint 89th of 692 for the warmest October highs and 643rd of 692 for the driest October (rainfall, lowest first). The mean October high of those 692 cities is 30.6°C; Tirunelveli is 1.9°C warmer than that mean.
From October to November, average highs fall by 3.1°C to 29.4°C, and monthly rainfall rises from 189 mm to 245 mm.
The annual picture
October 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
Tirunelveli climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 30.0°C20.4°C | 20.4°C | 32 | 5.8 | 11.712 h |
| February | 32.5°C21.1°C | 21.1°C | 29 | 5.5 | 11.812 h |
| March | 35.1°C22.6°C | 22.6°C | 40 | 6.5 | 12.112 h |
| April | 36.1°C24.9°C | 24.9°C | 59 | 9.7 | 12.312 h |
| May | 36.2°C25.9°C | 25.9°C | 54 | 8.3 | 12.513 h |
| June | 34.1°C25.4°C | 25.4°C | 35 | 6.0 | 12.613 h |
| July | 33.8°C25.0°C | 25.0°C | 28 | 6.3 | 12.613 h |
| August | 34.2°C24.7°C | 24.7°C | 35 | 6.6 | 12.412 h |
| September | 34.7°C24.6°C | 24.6°C | 50 | 8.1 | 12.212 h |
| October, selected | 32.5°C23.8°C | 23.8°C | 189 | 17.1 | 11.912 h |
| November | 29.4°C22.5°C | 22.5°C | 245 | 20.8 | 11.712 h |
| December | 28.7°C21.3°C | 21.3°C | 125 | 13.2 | 11.612 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
October in nearby cities
- Thenkasi in OctoberIndia · 48 kmHigh 29.7°C · Low 22.1°C · 211 mm rain
- Thoothukudi in OctoberIndia · 50 kmHigh 30.7°C · Low 25.4°C · 156 mm rain
- Kovilpatti in OctoberIndia · 53 kmHigh 32.7°C · Low 23.8°C · 145 mm rain
- Kadayanallur in OctoberIndia · 54 kmHigh 30.2°C · Low 22.3°C · 211 mm rain
- Nāgercoil in OctoberIndia · 67 kmHigh 29.2°C · Low 24.3°C · 171 mm rain
- Neyyāttinkara in OctoberIndia · 75 kmHigh 28.0°C · Low 23.9°C · 295 mm rain
- Sivakasi in OctoberIndia · 81 kmHigh 32.1°C · Low 23.4°C · 186 mm rain
- Rajapalayam in OctoberIndia · 82 kmHigh 31.7°C · Low 23.1°C · 231 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 Tirunelveli) is explained once on the Tirunelveli year overview and on the Sources, method and limits page.