Weather forecast for tomorrow
Kolonnawa, Sri Lanka

Weather forecast for tomorrow

Monday, 12. May

Scattered Thunderstorms
05:52

18:20
+0530
Scattered Thunderstorms
32°C / 26°C
  • Wind: 16km/h WSW
  • Humidity: 78%
  • Precip. probability: 44%
  • Precipitation: 8mm
  • UV index: 11
Tomorrow, on Monday, 12th of May, scattered thunderstorms are expected, and a few may bring strong wind gusts.
The likelihood of rainfall is low, and light precipitation is forecasted. Predicted temperature values will span from a tropical 32°C down to a temperate 26°C.
The maximum heat index, which factors the actual air temperature with the relative humidity, is computed to be an extremely hot 44°C. Note that heat index values are valued for light wind and location in the shade. Bear in mind that direct sunshine exposure increases weather impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees.
The predicted peak temperature will reflect the average May high of 30.6°C.
Sunrise will be at 05:52 and sunset at 18:20; tomorrow's daylight will last for 12h and 28min.

Frequently asked questions

What is the weather forecast for Kolonnawa for tomorrow?
On Monday, in Kolonnawa, scattered thunderstorms are expected, and a few may bring strong wind gusts.
Will it rain tomorrow?
Light precipitation of 8mm is predicted. The likelihood of rainfall is 44%.
What will be the maximum temperature tomorrow?
Tomorrow, the maximum temperature will be 32°C, while the minimum temperature will be 26°C. The maximum heat index, which measures the combined effect of heat and moisture, is evaluated at 44°C.
The highest temperature will be in line with the average maximum of 30.6°C in May. The lowest temperature will be also in line with the average low of 26.3°C.
When is the sunrise / sunset tomorrow?
On Monday, in Kolonnawa, sunrise will be at 05:52 and sunset at 18:20 (+0530).
How many hours of daylight will Kolonnawa have tomorrow?
In Kolonnawa, tomorrow, there will be 12h and 28min of daylight.

Hourly weather forecast

0h
  • 28°C
  • Feels like:
    33°C
Partly Cloudy
Partly Cloudy
  • Wind: 10km/h WSW
  • Pressure: 1009mbar
  • Humidity: 85%
  • Precip. probability: 13%
  • Precipitation: 0mm
  • Visibility: 16km
2h
  • 27°C
  • Feels like:
    32°C
Showers
Showers
  • Wind: 7km/h SW
  • Pressure: 1007mbar
  • Humidity: 87%
  • Precip. probability: 40%
  • Precipitation: 1mm
  • Visibility: 11km
4h
  • 27°C
  • Feels like:
    32°C
Showers
Showers
  • Wind: 6km/h WSW
  • Pressure: 1007mbar
  • Humidity: 89%
  • Precip. probability: 55%
  • Precipitation: 1mm
  • Visibility: 11km
Sunrise: 05:52
6h
  • 27°C
  • Feels like:
    32°C
Showers
Showers
  • Wind: 6km/h SSW
  • Pressure: 1008mbar
  • Humidity: 88%
  • Precip. probability: 43%
  • Precipitation: 1mm
  • Visibility: 11km
8h
  • 30°C
  • Feels like:
    37°C
Showers
Showers
  • Wind: 8km/h SW
  • Pressure: 1009mbar
  • Humidity: 81%
  • Precip. probability: 38%
  • Precipitation: 1mm
  • Visibility: 11km
10h
  • 31°C
  • Feels like:
    39°C
Showers
Showers
  • Wind: 13km/h WSW
  • Pressure: 1009mbar
  • Humidity: 75%
  • Precip. probability: 45%
  • Precipitation: 1mm
  • Visibility: 11km
12h
  • 32°C
  • Feels like:
    40°C
Partly Cloudy
Partly Cloudy
  • Wind: 14km/h WSW
  • Pressure: 1008mbar
  • Humidity: 73%
  • Precip. probability: 23%
  • Precipitation: 0mm
  • Visibility: 16km
14h
  • 31°C
  • Feels like:
    39°C
Isolated Thunderstorms
Isolated Thunderstorms
  • Wind: 16km/h WSW
  • Pressure: 1006mbar
  • Humidity: 75%
  • Precip. probability: 33%
  • Precipitation: 1mm
  • Visibility: 14km
16h
  • 30°C
  • Feels like:
    38°C
Scattered Thunderstorms
Scattered Thunderstorms
  • Wind: 14km/h WSW
  • Pressure: 1006mbar
  • Humidity: 78%
  • Precip. probability: 40%
  • Precipitation: 1mm
  • Visibility: 11km
18h
  • 29°C
  • Feels like:
    36°C
Scattered Thunderstorms
Scattered Thunderstorms
  • Wind: 12km/h WSW
  • Pressure: 1007mbar
  • Humidity: 82%
  • Precip. probability: 37%
  • Precipitation: 1mm
  • Visibility: 11km
Sunset: 18:20
20h
  • 29°C
  • Feels like:
    35°C
Scattered Thunderstorms
Scattered Thunderstorms
  • Wind: 9km/h SW
  • Pressure: 1008mbar
  • Humidity: 84%
  • Precip. probability: 55%
  • Precipitation: 2mm
  • Visibility: 11km
22h
  • 28°C
  • Feels like:
    33°C
Partly Cloudy
Partly Cloudy
  • Wind: 9km/h SW
  • Pressure: 1009mbar
  • Humidity: 88%
  • Precip. probability: 24%
  • Precipitation: 0mm
  • Visibility: 16km
Tomorrow, a combination of storm-filled, gloomy and showery weather is expected.
Rainfall is expected from 2h to 11h, and from 13h to 21h and at 23h. With light precipitation of 2mm, most rainfall is expected at 20h.
The temperature will vary between the lowest temperature of 27°C and the highest temperature of 32°C. The feels-like temperature will be between the lowest temperature of 32°C and the highest temperature of 40°C. The hottest part of the day will be at 12h and 13h.
The high temperature is expected to be comparable to May's usual value of 30.6°C. The lowest temperature is also comparable to May's typical minimum of 26.3°C.
Updated: May 11, 2025 @ 13:40:51 UTC
Published by: Weather Atlas | About Us
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