Weather forecast for todayNagapattinam, India

Weather forecast for today

Current condition 5:50 am IST

  • 26°C
  • Feels like:
    26°C
Showers in the Vicinity
Showers in the Vicinity
  • Precipitation: 0mm
  • Wind: 6km/hWSW 240°
  • Humidity: 97%
  • Dewpoint: 25°C
  • Pressure: 1011.18mbar
  • Visibility: 6.44km
  • UV index: 0
  • ▼
Currently, weak rain showers are forming in neighboring areas.
The temperature is a moderately hot 26°C. The current temperature is at the minimum anticipated for today.

Sunday 18. Oct 2026

  • 31°C
  • 26°C
Rain / Thunder
Rain / Thunder
  • Precip. probability: 91%
  • Precipitation: 12mm
  • Wind: 12km/hSW 224°
  • Humidity: 85%
  • UV index: 6
  • Sunrise: 5:59 am IST
  • Sunset: 5:51 pm IST
  • ▼
Today, in Nagapattinam, expect heavy rain and thunderstorms to develop in the late hours.
With a high probability, moderate precipitation is predicted. A subtle difference will be noticeable between the daytime peak temperature of a humid 31°C and the nighttime low of a temperate 26°C.
The maximum heat index, which measures the combined effect of heat and moisture, is estimated at an extremely hot 43°C. Take into consideration that the heat index values are calculated for shade and light wind conditions. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees.
Sunrise will be at 5:59 am and sunset at 5:51 pm; the daylight will last for 11h and 52min.

Hourly overview

Hourly temperatures

Warmest period: 12 pm - 2 pm 40°C.
Coldest hour: 6 am 30°C.

Chance of precipitation

Highest chance: 6 am 81%.

Hourly weather forecast

  • 6 am
  • 26°C
  • Feels like:
    30°C
Showers
Showers
  • Precip. probability: 81%
  • Precipitation: 1mm
  • Wind: 6km/hWSW 238°
  • Humidity: 97%
  • Pressure: 1011mbar
  • Visibility: 3km
  • UV index: 0
  • ▼
  • 8 am
  • 28°C
  • Feels like:
    34°C
Cloudy
Cloudy
  • Precip. probability: 10%
  • Precipitation: 0mm
  • Wind: 8km/hWSW 241°
  • Humidity: 93%
  • Pressure: 1012mbar
  • Visibility: 4km
  • UV index: 2
  • ▼
  • 10 am
  • 30°C
  • Feels like:
    38°C
Cloudy
Cloudy
  • Precip. probability: 7%
  • Precipitation: 0mm
  • Wind: 12km/hWSW 249°
  • Humidity: 84%
  • Pressure: 1012mbar
  • Visibility: 7km
  • UV index: 5
  • ▼
  • 12 pm
  • 31°C
  • Feels like:
    40°C
Cloudy
Cloudy
  • Precip. probability: 21%
  • Precipitation: 0mm
  • Wind: 10km/hWSW 252°
  • Humidity: 78%
  • Pressure: 1010mbar
  • Visibility: 7km
  • UV index: 6
  • ▼
  • 2 pm
  • 31°C
  • Feels like:
    40°C
Scattered Thunderstorms
Scattered Thunderstorms
  • Precip. probability: 44%
  • Precipitation: 1mm
  • Wind: 8km/hSSW 210°
  • Humidity: 77%
  • Pressure: 1009mbar
  • Visibility: 7km
  • UV index: 3
  • ▼
  • 4 pm
  • 30°C
  • Feels like:
    38°C
Isolated Thunderstorms
Isolated Thunderstorms
  • Precip. probability: 31%
  • Precipitation: 1mm
  • Wind: 10km/hSSE 149°
  • Humidity: 81%
  • Pressure: 1008mbar
  • Visibility: 7km
  • UV index: 0
  • ▼
Sunset: 5:51 pm
  • 6 pm
  • 29°C
  • Feels like:
    36°C
Scattered Thunderstorms
Scattered Thunderstorms
  • Precip. probability: 47%
  • Precipitation: 1mm
  • Wind: 10km/hSSE 147°
  • Humidity: 85%
  • Pressure: 1010mbar
  • Visibility: 7km
  • UV index: 0
  • ▼
  • 8 pm
  • 28°C
  • Feels like:
    35°C
Scattered Thunderstorms
Scattered Thunderstorms
  • Precip. probability: 52%
  • Precipitation: 1mm
  • Wind: 9km/hSSE 147°
  • Humidity: 88%
  • Pressure: 1012mbar
  • Visibility: 4km
  • UV index: 0
  • ▼
  • 10 pm
  • 28°C
  • Feels like:
    34°C
Scattered Thunderstorms
Scattered Thunderstorms
  • Precip. probability: 55%
  • Precipitation: 1mm
  • Wind: 8km/hS 177°
  • Humidity: 90%
  • Pressure: 1012mbar
  • Visibility: 5km
  • UV index: 0
  • ▼
Today, a combination of storm-filled, gloomy and damp weather is expected.
Rainfall is expected at 6 am, and from 1 pm to 11 pm. With light precipitation of 2mm, most rainfall is expected at 9 pm.
The temperature will vary between the highest temperature of 31°C and the lowest temperature of 26°C. The feels-like temperature will vary between the highest temperature of 40°C and the lowest temperature of 30°C. The hottest part of the day will be from noon to 3 pm.
Updated: Oct 18, 2026 @ 00:20:11 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

The temperature at 5:50 am IST is 26°C.

On Sunday, in Nagapattinam, rain and thunderstorms will cause disruptions later today.

Moderate precipitation of 12mm is anticipated. The possibility of rainfall is high at 91%.

Today, the highest temperature will be 31°C, while the lowest temperature will be 26°C. The maximum heat index, which indicates how humid air affects the felt temperature, is calculated to be 43°C.

On Sunday, in Nagapattinam, sunrise will be at 5:59 am and sunset at 5:51 pm (IST).

Today, the daylight will last for 11h and 52min.