Climate averages 1991–2020
Virudhachalam weather
in December.
A hot, wet month: the coolest and the joint 8th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
December is a hot month in Virudhachalam: daytime highs average 28.1°C and nights cool to about 21.0°C. By daytime temperature it is the coolest month of the year.
Expect about 99 mm of rain on roughly 10 days, which makes December a wet month (the joint 8th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 11 h 28 min on an average December day.
The nearest other city in this atlas is Neyveli (21 km away). In December its highs average 27.6°C, 0.5°C cooler than Virudhachalam, with 123 mm of rain.
Among the 692 cities listed in India, Virudhachalam ranks joint 181st of 692 for the warmest December highs and 667th of 692 for the driest December (rainfall, lowest first). The mean December high of those 692 cities is 25.6°C; Virudhachalam is 2.5°C warmer than that mean.
From December to January, average highs rise by 0.9°C to 29.0°C, and monthly rainfall falls from 99 mm to 14 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
Virudhachalam climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 29.0°C19.9°C | 19.9°C | 14 | 3.7 | 11.512 h |
| February | 31.7°C20.5°C | 20.5°C | 8.9 | 2.2 | 11.812 h |
| March | 34.9°C22.3°C | 22.3°C | 15 | 2.7 | 12.112 h |
| April | 36.9°C25.7°C | 25.7°C | 27 | 4.8 | 12.412 h |
| May | 38.1°C27.4°C | 27.4°C | 53 | 10.0 | 12.613 h |
| June | 36.4°C26.9°C | 26.9°C | 71 | 12.8 | 12.813 h |
| July | 35.2°C26.1°C | 26.1°C | 81 | 14.4 | 12.713 h |
| August | 34.5°C25.7°C | 25.7°C | 99 | 15.0 | 12.513 h |
| September | 34.1°C25.3°C | 25.3°C | 116 | 16.1 | 12.212 h |
| October | 31.7°C24.1°C | 24.1°C | 182 | 19.7 | 11.912 h |
| November | 29.1°C22.5°C | 22.5°C | 194 | 17.4 | 11.612 h |
| December, selected | 28.1°C21.0°C | 21.0°C | 99 | 9.7 | 11.511 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
- Neyveli in DecemberIndia · 21 kmHigh 27.6°C · Low 21.2°C · 123 mm rain
- Kallakurichi in DecemberIndia · 47 kmHigh 27.8°C · Low 20.2°C · 90 mm rain
- Villupuram in DecemberIndia · 51 kmHigh 27.9°C · Low 21.1°C · 105 mm rain
- Cuddalore in DecemberIndia · 55 kmHigh 26.9°C · Low 23.0°C · 157 mm rain
- Mayiladuthurai in DecemberIndia · 58 kmHigh 26.9°C · Low 23.1°C · 194 mm rain
- Kumbakonam in DecemberIndia · 62 kmHigh 27.8°C · Low 21.7°C · 127 mm rain
- Puducherry in DecemberIndia · 72 kmHigh 27.0°C · Low 23.1°C · 141 mm rain
- Thanjavur in DecemberIndia · 84 kmHigh 28.1°C · Low 21.4°C · 109 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 Virudhachalam) is explained once on the Virudhachalam year overview and on the Sources, method and limits page.