Climate averages 1991–2020
Tirunelveli weather
in December.
A hot, wet month: the coolest and the 10th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
December is a hot month in Tirunelveli: daytime highs average 28.7°C and nights cool to about 21.3°C. By daytime temperature it is the coolest month of the year.
Expect about 125 mm of rain on roughly 13 days, which makes December a wet month (the 10th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 11 h 37 min on an average December day.
The nearest other city in this atlas is Thenkasi (48 km away). In December its highs average 28.7°C, about as warm as Tirunelveli, with 74 mm of rain.
Among the 692 cities listed in India, Tirunelveli ranks joint 124th of 692 for the warmest December highs and 684th of 692 for the driest December (rainfall, lowest first). The mean December high of those 692 cities is 25.6°C; Tirunelveli is 3.1°C warmer than that mean.
From December to January, average highs rise by 1.4°C to 30.0°C, and monthly rainfall falls from 125 mm to 32 mm.
The annual picture
December 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 | 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, selected | 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
December in nearby cities
- Thenkasi in DecemberIndia · 48 kmHigh 28.7°C · Low 20.4°C · 74 mm rain
- Thoothukudi in DecemberIndia · 50 kmHigh 28.3°C · Low 23.5°C · 140 mm rain
- Kovilpatti in DecemberIndia · 53 kmHigh 28.9°C · Low 21.2°C · 98 mm rain
- Kadayanallur in DecemberIndia · 54 kmHigh 29.1°C · Low 20.5°C · 74 mm rain
- Nāgercoil in DecemberIndia · 67 kmHigh 29.1°C · Low 23.1°C · 72 mm rain
- Neyyāttinkara in DecemberIndia · 75 kmHigh 28.8°C · Low 22.8°C · 82 mm rain
- Sivakasi in DecemberIndia · 81 kmHigh 28.6°C · Low 20.6°C · 107 mm rain
- Rajapalayam in DecemberIndia · 82 kmHigh 28.2°C · Low 20.6°C · 107 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.