Weather forecast for tomorrow
Kollupitiya, Sri Lanka

Weather forecast for tomorrow

Monday, 16. Jun

Thundershowers
05:54

18:28
+0530
Thundershowers
29°C / 25°C
  • Wind: 14km/h SW
  • Humidity: 88%
  • Precip. probability: 69%
  • Precipitation: 18mm
  • UV index: 6
On Monday, in Kollupitiya, thundershowers are forecasted to move through the area.
The chance of rainfall for tomorrow is high, and precipitation will be moderate. A subtle difference will be noticeable between the daytime peak temperature of a moderately hot 29°C and the nighttime low of a warm 25°C.
The maximum heat index, which calculates the temperature value influenced by the moisture in the air, is estimated at a very hot 37°C. Take into consideration that the heat index values are calculated for shade and light wind conditions. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
The expected daily high is projected to match June's typical maximum of 29.3°C.
Sunrise will be at 05:54 and sunset at 18:28; tomorrow's daylight will last for 12h and 34min.

Frequently asked questions

What is the weather forecast for Kollupitiya for tomorrow?
Tomorrow, in Kollupitiya, instability in the atmosphere may trigger thundershowers.
Will it rain tomorrow?
With a probability of 69%, moderate precipitation of 18mm is expected.
What will be the maximum temperature tomorrow in Kollupitiya?
Tomorrow, the maximum temperature will be 29°C, while the minimum temperature will be 25°C. The maximum heat index, which modifies the air temperature to account for humidity, is evaluated at 37°C.
The maximum temperature will be in line with the average highest temperature of 29.3°C in June. The lowest temperature will be also in line with the average low of 25.8°C.
When is the sunrise / sunset tomorrow?
On Monday, in Kollupitiya, sunrise will be at 05:54 and sunset at 18:28 (+0530).
How long will the day be tomorrow?
In Kollupitiya, the length of the day tomorrow will be 12h and 34min.

Hourly weather forecast

0h
  • 26°C
  • Feels like:
    31°C
Thunderstorms
Thunderstorms
  • Wind: 10km/h SW
  • Pressure: 1010mbar
  • Humidity: 94%
  • Precip. probability: 69%
  • Precipitation: 2mm
  • Visibility: 7km
2h
  • 26°C
  • Feels like:
    30°C
Scattered Thunderstorms
Scattered Thunderstorms
  • Wind: 13km/h SW
  • Pressure: 1009mbar
  • Humidity: 94%
  • Precip. probability: 49%
  • Precipitation: 1mm
  • Visibility: 7km
4h
  • 26°C
  • Feels like:
    30°C
Scattered Thunderstorms
Scattered Thunderstorms
  • Wind: 12km/h SW
  • Pressure: 1008mbar
  • Humidity: 95%
  • Precip. probability: 57%
  • Precipitation: 1mm
  • Visibility: 11km
Sunrise: 05:54
6h
  • 26°C
  • Feels like:
    30°C
Thunderstorms
Thunderstorms
  • Wind: 12km/h SW
  • Pressure: 1009mbar
  • Humidity: 95%
  • Precip. probability: 60%
  • Precipitation: 1mm
  • Visibility: 10km
8h
  • 27°C
  • Feels like:
    33°C
Thunderstorms
Thunderstorms
  • Wind: 13km/h SW
  • Pressure: 1010mbar
  • Humidity: 91%
  • Precip. probability: 70%
  • Precipitation: 3mm
  • Visibility: 2km
10h
  • 29°C
  • Feels like:
    35°C
Light Rain
Light Rain
  • Wind: 13km/h SW
  • Pressure: 1010mbar
  • Humidity: 85%
  • Precip. probability: 65%
  • Precipitation: 1mm
  • Visibility: 11km
12h
  • 29°C
  • Feels like:
    35°C
Showers
Showers
  • Wind: 11km/h SW
  • Pressure: 1009mbar
  • Humidity: 85%
  • Precip. probability: 52%
  • Precipitation: 1mm
  • Visibility: 11km
14h
  • 29°C
  • Feels like:
    35°C
Mostly Cloudy
Mostly Cloudy
  • Wind: 14km/h SW
  • Pressure: 1008mbar
  • Humidity: 84%
  • Precip. probability: 23%
  • Precipitation: 0mm
  • Visibility: 15km
16h
  • 28°C
  • Feels like:
    34°C
Showers
Showers
  • Wind: 14km/h SW
  • Pressure: 1008mbar
  • Humidity: 87%
  • Precip. probability: 35%
  • Precipitation: 1mm
  • Visibility: 11km
18h
  • 28°C
  • Feels like:
    33°C
Showers
Showers
  • Wind: 11km/h SW
  • Pressure: 1009mbar
  • Humidity: 90%
  • Precip. probability: 46%
  • Precipitation: 1mm
  • Visibility: 11km
Sunset: 18:28
20h
  • 27°C
  • Feels like:
    32°C
Showers
Showers
  • Wind: 11km/h SW
  • Pressure: 1010mbar
  • Humidity: 91%
  • Precip. probability: 40%
  • Precipitation: 1mm
  • Visibility: 10km
22h
  • 27°C
  • Feels like:
    32°C
Showers
Showers
  • Wind: 9km/h SSW
  • Pressure: 1011mbar
  • Humidity: 92%
  • Precip. probability: 43%
  • Precipitation: 1mm
  • Visibility: 11km
Tomorrow, on Monday, a combination of showery, stormy and cloudy weather is predicted.
Rainfall is expected from midnight to 13h, and from 15h to 23h. With light precipitation of 3mm, the most intense rain will be falling at 8h, 9h and 11h.
The temperature variation will be indistinguishable, with the lowest temperature of 26°C and the highest temperature of 29°C. The feels-like temperature will vary between a minimum of 30°C and a maximum of 35°C. The hottest part of the day will be from 10h to 14h.
The maximum temperature will be consistent with June's average highest temperature of 29.3°C. The temperature low is forecasted to be also alike with the usual June value of 25.8°C.
Updated: Jun 15, 2025 @ 08:27:22 UTC
Published by: Weather Atlas | About Us
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