Weather forecast for tomorrowPeralanda, Sri Lanka

Weather forecast for tomorrow

Tuesday 20. Oct 2026

  • 30°C
  • 25°C
PM Thunderstorms
PM Thunderstorms
  • Precip. probability: 63%
  • Precipitation: 13mm
  • Wind: 12km/hW 274°
  • Humidity: 82%
  • UV index: 9
  • Sunrise: 05:56 +0530
  • Sunset: 17:53 +0530
  • ▼
Tomorrow, thunderstorms are forecasted to develop with occasional lightning.
With a high probability, moderate precipitation is predicted. Temperature measurements will peak at a tropical 30°C, with a slight decrease to a low of a temperate 25°C.
The maximum heat index, which modifies the air temperature to account for humidity, is estimated at a very hot 38°C. Note that heat index values are valued for light wind and location in the shade. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees.
Expect temperatures to reach October's average high of 29.9°C.
Sunrise will be at 05:56 and sunset at 17:53; tomorrow's daylight will last for 11h and 56min.

Hourly overview

Hourly temperatures

Warmest hour: 12h 37°C.
Minimum temperature: 31°C.

Chance of precipitation

Highest chance: 18h 58%.

Hourly weather forecast

  • 0h
  • 27°C
  • Feels like:
    32°C
Cloudy
Cloudy
  • Precip. probability: 15%
  • Precipitation: 0mm
  • Wind: 3km/hE 90°
  • Humidity: 87%
  • Pressure: 1011mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 2h
  • 27°C
  • Feels like:
    32°C
Cloudy
Cloudy
  • Precip. probability: 19%
  • Precipitation: 0mm
  • Wind: 3km/hENE 76°
  • Humidity: 91%
  • Pressure: 1010mbar
  • Visibility: 14km
  • UV index: 0
  • ▼
  • 4h
  • 26°C
  • Feels like:
    31°C
Cloudy
Cloudy
  • Precip. probability: 24%
  • Precipitation: 0mm
  • Wind: 3km/hENE 69°
  • Humidity: 91%
  • Pressure: 1010mbar
  • Visibility: 12km
  • UV index: 0
  • ▼
Sunrise: 05:56
  • 6h
  • 26°C
  • Feels like:
    31°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 13%
  • Precipitation: 0mm
  • Wind: 3km/hENE 63°
  • Humidity: 93%
  • Pressure: 1011mbar
  • Visibility: 11km
  • UV index: 0
  • ▼
  • 8h
  • 29°C
  • Feels like:
    35°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0mm
  • Wind: 6km/hW 275°
  • Humidity: 82%
  • Pressure: 1012mbar
  • Visibility: 16km
  • UV index: 3
  • ▼
  • 10h
  • 30°C
  • Feels like:
    37°C
Showers
Showers
  • Precip. probability: 38%
  • Precipitation: 1mm
  • Wind: 10km/hW 279°
  • Humidity: 78%
  • Pressure: 1012mbar
  • Visibility: 11km
  • UV index: 5
  • ▼
  • 12h
  • 30°C
  • Feels like:
    37°C
Showers
Showers
  • Precip. probability: 39%
  • Precipitation: 2mm
  • Wind: 12km/hW 270°
  • Humidity: 78%
  • Pressure: 1010mbar
  • Visibility: 11km
  • UV index: 9
  • ▼
  • 14h
  • 30°C
  • Feels like:
    36°C
Scattered Thunderstorms
Scattered Thunderstorms
  • Precip. probability: 47%
  • Precipitation: 2mm
  • Wind: 12km/hW 268°
  • Humidity: 80%
  • Pressure: 1009mbar
  • Visibility: 11km
  • UV index: 3
  • ▼
  • 16h
  • 28°C
  • Feels like:
    34°C
Thunderstorms
Thunderstorms
  • Precip. probability: 61%
  • Precipitation: 3mm
  • Wind: 10km/hW 272°
  • Humidity: 85%
  • Pressure: 1009mbar
  • Visibility: 2km
  • UV index: 0
  • ▼
Sunset: 17:53
  • 18h
  • 27°C
  • Feels like:
    32°C
Scattered Thunderstorms
Scattered Thunderstorms
  • Precip. probability: 58%
  • Precipitation: 1mm
  • Wind: 6km/hW 262°
  • Humidity: 90%
  • Pressure: 1011mbar
  • Visibility: 11km
  • UV index: 0
  • ▼
  • 20h
  • 26°C
  • Feels like:
    31°C
Cloudy
Cloudy
  • Precip. probability: 12%
  • Precipitation: 0mm
  • Wind: 5km/hS 171°
  • Humidity: 92%
  • Pressure: 1012mbar
  • Visibility: 11km
  • UV index: 0
  • ▼
  • 22h
  • 26°C
  • Feels like:
    30°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 18%
  • Precipitation: 0mm
  • Wind: 4km/hESE 123°
  • Humidity: 95%
  • Pressure: 1012mbar
  • Visibility: 11km
  • UV index: 0
  • ▼
Tomorrow, on Tuesday, a combination of primarily cloud-filled and occasionally storm-filled and wet weather is predicted.
Rainfall is expected at 10h, and from 12h to 19h. With light precipitation of 3mm, most rainfall is expected at 16h.
The temperature will be between a minimum of 26°C and a maximum of 30°C. The feels-like temperature will be between a minimum of 30°C and a maximum of 37°C. The hottest part of the day will be from 9h to 14h.
The maximum temperature will be alike with October's average highest temperature of 29.9°C. The temperature low is forecasted to be also similar to the usual October value of 25.1°C.
Updated: Oct 19, 2026 @ 14:16:50 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Tomorrow, in Peralanda, thunderstorms and rainy conditions are forecasted for the afternoon.

Moderate precipitation of 13mm is expected in Peralanda. The chance of rainfall is 63%.

Tomorrow, the maximum temperature will be 30°C, while the minimum temperature will be 25°C. The maximum heat index, which combines air temperature and relative humidity, is appraised at 38°C.
The highest temperature will be in line with the average maximum of 29.9°C in October. The lowest temperature will be also in line with the average low of 25.1°C.

On Tuesday, in Peralanda, sunrise will be at 05:56 and sunset at 17:53 (+0530).

Tomorrow, the daylight will last for 11h and 56min.