Climate averages 1991–2020
Nagapattinam weather
in October.
A hot, very wet month: the 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 Nagapattinam: daytime highs average 29.9°C and nights cool to about 25.7°C. By daytime temperature it is the 8th warmest of the 12 months.
Expect about 207 mm of rain on roughly 21 days, which makes October a very wet month (the 11th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 11 h 54 min on an average October day.
The nearest other city in this atlas is Kāraikāl (17 km away). In October its highs average 30.0°C, about as warm as Nagapattinam, with 200 mm of rain.
Among the 692 cities listed in India, Nagapattinam ranks joint 504th of 692 for the warmest October highs and joint 656th of 692 for the driest October (rainfall, lowest first). The mean October high of those 692 cities is 30.6°C; Nagapattinam is 0.7°C cooler than that mean.
From October to November, average highs fall by 2.2°C to 27.7°C, and monthly rainfall rises from 207 mm to 335 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
Nagapattinam climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 26.9°C23.9°C | 23.9°C | 39 | 6.4 | 11.612 h |
| February | 28.1°C24.3°C | 24.3°C | 19 | 3.5 | 11.812 h |
| March | 30.0°C25.5°C | 25.5°C | 22 | 3.2 | 12.112 h |
| April | 31.7°C27.3°C | 27.3°C | 36 | 6.6 | 12.412 h |
| May | 33.0°C28.2°C | 28.2°C | 44 | 6.1 | 12.613 h |
| June | 33.0°C27.9°C | 27.9°C | 37 | 7.9 | 12.713 h |
| July | 32.8°C27.5°C | 27.5°C | 41 | 10.6 | 12.713 h |
| August | 32.2°C27.0°C | 27.0°C | 60 | 12.9 | 12.512 h |
| September | 31.7°C26.8°C | 26.8°C | 80 | 15.6 | 12.212 h |
| October, selected | 29.9°C25.7°C | 25.7°C | 207 | 20.8 | 11.912 h |
| November | 27.7°C24.8°C | 24.8°C | 335 | 21.0 | 11.612 h |
| December | 26.8°C24.2°C | 24.2°C | 201 | 14.8 | 11.512 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
- Kāraikāl in OctoberIndia · 17 kmHigh 30.0°C · Low 25.7°C · 200 mm rain
- Mayiladuthurai in OctoberIndia · 43 kmHigh 30.4°C · Low 25.2°C · 200 mm rain
- Kumbakonam in OctoberIndia · 54 kmHigh 31.6°C · Low 24.5°C · 169 mm rain
- Pattukkottai in OctoberIndia · 69 kmHigh 31.5°C · Low 24.4°C · 186 mm rain
- Thanjavur in OctoberIndia · 77 kmHigh 31.9°C · Low 24.4°C · 174 mm rain
- Virudhachalam in OctoberIndia · 101 kmHigh 31.7°C · Low 24.1°C · 182 mm rain
- Neyveli in OctoberIndia · 101 kmHigh 31.2°C · Low 24.2°C · 200 mm rain
- Cuddalore in OctoberIndia · 111 kmHigh 29.8°C · Low 25.3°C · 215 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 Nagapattinam) is explained once on the Nagapattinam year overview and on the Sources, method and limits page.