Weather forecast for 10 days
Colombo, Sri Lanka

Weather forecast for the weekend

Sunday, Jun 15.

Thunderstorms
05:54

18:27
+0530
Thunderstorms
82°F / 77°F
  • Wind: 11mph SW
  • Humidity: 90%
  • Precip. probability: 91%
  • Precipitation: 1.3"
  • UV index: 6
Tomorrow, on Sunday, 15th of June, rolling thunder and rain showers are also in the outlook.
Intense precipitation of 33mm is anticipated. A daytime temperature reaching up to a moderately hot 28°C will subtly contrast with a nighttime low of a warm 25°C.
The maximum heat index, which represents the influence of relative humidity on air temperature, is evaluated at a humid 34°C. Take into consideration that the heat index values are calculated for shade and light wind conditions.
Tomorrow's high is expected to coincide with the typical June maximum of 29.3°C.
Sunrise will be at 05:54 and sunset at 18:27; tomorrow's daylight will last for 12h and 34min.

Frequently asked questions

What is the weather forecast for Colombo for the next ten days?
In Colombo, predominantly thunderstorm-prone and occasionally rainy weather is forecasted for the next ten days.
Will it rain in the next ten days?
With daily precipitation varying from a maximum of 33mm to a minimum of 7mm, rainfall is anticipated every day in Colombo. Sunday, with heavy precipitation of 33mm, will be the day with the most rainfall.
How hot will it be in the next ten days?
The maximum temperature will range between 28°C and 30°C, while the minimum temperature will be between 25°C and 26°C.
Including the humidity's impact, the maximum feel-like temperature will range between 34°C and 39°C.
What will be the hottest and the coldest days?
The hottest days will be next Sunday and Monday, with a maximum of 30°C. The coldest day will be tomorrow, with a maximum of 28°C.

Long-term weather forecast

SatJun 14.
  • min.
  • 79°F
Thunderstorms
Thunderstorms
  • Wind: 17mph SW
  • Humidity: 93%
  • UV index: 0
  • Precip. probability: 100%
  • Precipitation: 0.94"
  • 05:54 18:27 +0530
SunJun 15.
  • 82°F
  • 77°F
Thunderstorms
Thunderstorms
  • Wind: 11mph SW
  • Humidity: 90%
  • UV index: 6
  • Precip. probability: 91%
  • Precipitation: 1.3"
  • 05:54 18:27 +0530
MonJun 16.
  • 84°F
  • 79°F
Scattered Thunderstorms
Scattered Thunderstorms
  • Wind: 10mph SW
  • Humidity: 86%
  • UV index: 6
  • Precip. probability: 64%
  • Precipitation: 0.35"
  • 05:54 18:28 +0530
TueJun 17.
  • 84°F
  • 79°F
Showers
Showers
  • Wind: 9mph SW
  • Humidity: 85%
  • UV index: 6
  • Precip. probability: 61%
  • Precipitation: 0.35"
  • 05:54 18:28 +0530
WedJun 18.
  • 84°F
  • 79°F
Rain
Rain
  • Wind: 9mph SW
  • Humidity: 86%
  • UV index: 10
  • Precip. probability: 72%
  • Precipitation: 0.47"
  • 05:54 18:28 +0530
ThuJun 19.
  • 84°F
  • 79°F
Thunderstorms
Thunderstorms
  • Wind: 11mph WSW
  • Humidity: 85%
  • UV index: 8
  • Precip. probability: 70%
  • Precipitation: 0.43"
  • 05:55 18:28 +0530
FriJun 20.
  • 84°F
  • 79°F
Thunderstorms
Thunderstorms
  • Wind: 11mph SW
  • Humidity: 85%
  • UV index: 8
  • Precip. probability: 78%
  • Precipitation: 0.43"
  • 05:55 18:29 +0530
SatJun 21.
  • 84°F
  • 79°F
Thunderstorms
Thunderstorms
  • Wind: 11mph WSW
  • Humidity: 85%
  • UV index: 8
  • Precip. probability: 68%
  • Precipitation: 0.31"
  • 05:55 18:29 +0530
SunJun 22.
  • 86°F
  • 79°F
Rain / Thunder
Rain / Thunder
  • Wind: 11mph WSW
  • Humidity: 84%
  • UV index: 8
  • Precip. probability: 60%
  • Precipitation: 0.28"
  • 05:55 18:29 +0530
MonJun 23.
  • 86°F
  • 79°F
Thunderstorms
Thunderstorms
  • Wind: 11mph WSW
  • Humidity: 85%
  • UV index: 10
  • Precip. probability: 60%
  • Precipitation: 0.28"
  • 05:55 18:29 +0530
Throughout the next ten days, primarily turbulent and occasionally damp weather is forecasted.
Rainfall is predicted day-to-day, with daily precipitation varying from a minimal 7mm to a maximum of 33mm.
The variation in maximum temperature will be negligible in the upcoming days. Maximum temperatures will fall between 28°C and 30°C, while the overnight low will be also nearly unchanged, as the minimum temperature is expected to range between 25°C and 26°C.
With a maximum temperature of 30°C, next Sunday and Monday will be the hottest days in Colombo; the lowest daytime temperature of the period will be reached on Sunday, peaking at 28°C.
Taking the humidity into consideration, the maximum feel-like temperature may increase substantially and vary between a hot 34°C and a very hot 39°C.
Updated: Jun 14, 2025 @ 11:18:42 UTC
Published by: Weather Atlas | About Us
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