Tamil Nadu, India Weather

  1. Tamil Nadu, India Weather
  2. Current conditions
  3. Weather forecast
  4. Averages and extremes
  5. Yesterday's Data
  6. Temperature and possibility of rain in Tamil Nadu over the next 12 hours
  7. Temperature and possibility of rain in Tamil Nadu in the coming days
  8. Rainfall in Tamil Nadu in the coming days
  9. Tamil Nadu Weather Summary
  10. Weather averages by month
  11. Tamil Nadu's weather
  12. Frequently asked questions
  13. Comments
Tamil Nadu, Weather
(Photo by Martin Jernberg on Unsplash)

Current conditions

Updated:
23°C
73.4°F
°C °F

Condition: Overcast

Pressure: 996 hPa

Feel like: 27 °C

Temperature: 23°C

Cloud: 100%

Humidity: 94%

Wind: SW - 3 km/h

Visibility: 17.56 km

Weather forecast

Tue
18 Nov
21°C / 27°C
Fog
Wed
19 Nov
21°C / 29°C
Overcast
Thu
20 Nov
22°C / 29°C
Drizzle
Fri
21 Nov
21°C / 27°C
Drizzle
Sat
22 Nov
21°C / 25°C
Overcast
Hourly forecast today:
18:30 PM
22° / 23°
22° / 23°
Overcast
94% 6 km/h
19:30 PM
22° / 23°
22° / 23°
Overcast
94% 6 km/h
20:30 PM
21° / 22°
21° / 22°
Overcast
94% 5 km/h
21:30 PM
21° / 22°
21° / 22°
Fog
95% 5 km/h
22:30 PM
21° / 22°
21° / 22°
Fog
96% 4 km/h
23:30 PM
21° / 22°
21° / 22°
Fog
96% 5 km/h
00:30 AM
21° / 22°
21° / 22°
Overcast
94% 5 km/h
01:30 AM
21° / 23°
21° / 23°
Overcast
91% 6 km/h
02:30 AM
22° / 24°
22° / 24°
Overcast
88% 9 km/h
03:30 AM
22° / 25°
22° / 25°
Overcast
84% 16 km/h
04:30 AM
22° / 26°
22° / 26°
Overcast
79% 24 km/h

30 Day Averages and Extremes

  • Average high 30.07°C
  • Average low 22.1°C
  • Hottest day 34°C (29 October 2025)
  • Coldest day 19°C (23 November 2025)
  • Average humidity 73.77%
  • Days with precipitation 24 days
  • Highest precipitation 47 mm (18 November 2025)

Yesterday's Data

  • Max: 26°C
  • Min: 22°C
  • Total Precipitation: 0 mm

Temperature and possibility of rain in Tamil Nadu over the next 12 hours

Temperature and possibility of rain in Tamil Nadu in the coming days

Rainfall in Tamil Nadu in the coming days

Tamil Nadu Climate Summary

Tamil Nadu features a Tropical wet and dry or savanna (Köppen classification: Aw), with an average annual temperature of 30.82ºC (87.48ºF), which is about 4.85% higher than the national average for India. Annually, the city experiences approximately 49.63 millimeters (1.95 inches) of rainfall, spread across 111.55 rainy days, accounting for 30.56% of the year.

Longitude 11.1271225
Latitude 78.6568942
Yearly high temperature 34.28ºC (93.7ºF)
Yearly low temperature 24.5ºC (76.1ºF)
Hottest month May 38.59ºC (101.46ºF)
Coldest month January 19.87ºC (67.77ºF)
Yearly precip 49.63mm (1.95in)
Days with rainfall 111.55 days (30.56%)
Driest month January (71.18%)
Wettest month October (69.89%)

Weather averages by month

Month High / Low (°C) Rain
January 30.28° / 19.87° 1.82 days
February 32.88° / 20.74° 2.09 days
March 36.01° / 23.62° 3.36 days
April 38.36° / 27.27° 5.64 days
May 38.59° / 28.61° 12.64 days
June 36.61° / 27.41° 8.27 days
July 36.01° / 26.79° 9.82 days
August 35.31° / 26.32° 13.45 days
September 34.86° / 25.8° 15.64 days
October 32.78° / 24.48° 17.64 days
November 30.28° / 22.28° 14.18 days
December 29.39° / 20.85° 7.0 days

Tamil Nadu's weather

Frequently asked questions

1. What is the hottest month in Tamil Nadu?

May has the highest average monthly temperature (daily mean of 38.59ºC) and January are the coolest (daily mean of 19.87ºC).

2. What should I wear in Tamil Nadu today?

For today's very hot weather in Tamil Nadu, with the high temperatures above 27ºC (80.6ºF), consider wearing:
- UV-protective sunglasses
- Thin, moisture-wicking socks
- Open-toed sandals or light sneakers
- Sunscreen for skin protection

Temperature

Early
21°C / 25°C
Morning
20°C / 26°C
Afternoon
22°C / 23°C
Evening
21°C / 22°C

Air quality

Good

Satisfactory air quality, minimal pollution, low risk

  • CO2 0
  • CO 0
  • NH3 0
  • NO2 0
  • O3 0
  • PM10 0
  • PM25 0
  • SO2 0
  • CH4 0

Sunrise / Sunset

00:42
12:18