Colombo, Sri Lanka 14-Day Forecast

Sri Lanka 🇱🇰
79°
Light drizzle right now Today: high 82°, low 79°
Updated 1 min ago

Colombo weather for the next 14 days

Today

Patchy rain nearby High 82° Low 79°
Precipitation
84% · 0.28 in
17 mph
11 - Extreme
Sunrise / sunset
06:04 AM / 06:28 PM

Saturday, August 8

Light rain shower High 81° Low 78°
Precipitation
84% · 0.47 in
Max wind
15 mph
Humidity
82%
UV index
9 - Very High
Sunrise / sunset
06:04 AM / 06:27 PM

Sunday, August 9

Patchy rain nearby High 82° Low 78°
Precipitation
70% · 0.1 in
Max wind
13 mph
Humidity
81%
UV index
6 - Moderate
Sunrise / sunset
06:04 AM / 06:27 PM

Monday, August 10

Patchy rain nearby High 82° Low 78°
Precipitation
79% · 0.18 in
Max wind
13 mph
Humidity
83%
UV index
9 - Very High
Sunrise / sunset
06:04 AM / 06:27 PM

Tuesday, August 11

Patchy rain nearby High 83° Low 78°
Precipitation
68% · 0.08 in
Max wind
14 mph
Humidity
83%
UV index
7 - High
Sunrise / sunset
06:04 AM / 06:26 PM

Wednesday, August 12

Patchy rain nearby High 82° Low 79°
Precipitation
83% · 0.33 in
Max wind
13 mph
Humidity
83%
UV index
6 - High
Sunrise / sunset
06:04 AM / 06:26 PM

Thursday, August 13

Patchy rain nearby High 82° Low 78°
Precipitation
84% · 0.37 in
Max wind
12 mph
Humidity
84%
UV index
6 - High
Sunrise / sunset
06:04 AM / 06:26 PM

Friday, August 14

Patchy rain nearby High 82° Low 78°
Precipitation
83% · 0.33 in
Max wind
12 mph
Humidity
84%
UV index
6 - High
Sunrise / sunset
06:04 AM / 06:25 PM

Saturday, August 15

Patchy rain nearby High 82° Low 79°
Precipitation
67% · 0.07 in
Max wind
12 mph
Humidity
84%
UV index
7 - High
Sunrise / sunset
06:04 AM / 06:25 PM

Sunday, August 16

Patchy rain nearby High 82° Low 78°
Precipitation
79% · 0.17 in
Max wind
12 mph
Humidity
84%
UV index
6 - High
Sunrise / sunset
06:04 AM / 06:25 PM

Monday, August 17

Patchy rain nearby High 82° Low 78°
Precipitation
76% · 0.14 in
Max wind
12 mph
Humidity
84%
UV index
7 - High
Sunrise / sunset
06:04 AM / 06:24 PM

Tuesday, August 18

Patchy rain nearby High 82° Low 78°
Precipitation
79% · 0.2 in
Max wind
12 mph
Humidity
83%
UV index
7 - High
Sunrise / sunset
06:04 AM / 06:24 PM

Wednesday, August 19

Patchy rain nearby High 82° Low 78°
Precipitation
78% · 0.16 in
Max wind
12 mph
Humidity
81%
UV index
6 - High
Sunrise / sunset
06:04 AM / 06:23 PM

Thursday, August 20

Patchy rain nearby High 82° Low 78°
Precipitation
84% · 0.41 in
Max wind
14 mph
Humidity
81%
UV index
6 - High
Sunrise / sunset
06:04 AM / 06:23 PM

Colombo 14-day outlook: the story

The warmest day of Colombo's 14-day outlook is Tuesday, August 11 with a high near 83°F (28°C); the coolest night comes Monday, August 17, dipping to 78°F (25°C). Temperatures hold fairly steady from week to week. Highs over the next two weeks average 82°F (28°C), right in line with the typical August high of 83°F (28°C).

Precipitation is most likely on Friday 7, Saturday 8, Sunday 9, Monday 10 and beyond; the wettest day looks like Saturday, August 8 with about 0.47 in (11.9 mm) expected. For the weekend, expect Saturday 81°F (27°C) and light rain shower / Sunday 82°F (28°C) and patchy rain nearby.

For typical conditions month by month, see the Colombo climate & average temperatures guide.

Colombo forecast questions

Will it rain in Colombo this week?
The forecast currently shows meaningful precipitation chances on 14 of the next 14 days, peaking around Saturday, August 8.
What will be the warmest day in Colombo over the next 14 days?
Tuesday, August 11, with a forecast high near 83°F (28°C).
How accurate is a 14-day forecast for Colombo?
Days 1-3 are highly reliable, days 4-7 capture the overall pattern well, and days 8-14 indicate trends rather than exact figures - check back as the date approaches; this page refreshes throughout the day.

Average temperatures in Colombo by month

Monthly averages for Colombo based on 2015–2024 weather data.
MonthHighLow Rain daysPrecipitation SunshineHumidity
January 87° 73° 11 3.1 in 10.5 h/day 77%
February 88° 74° 11 2.1 in 11.1 h/day 76%
March 88° 76° 18 4.2 in 10.9 h/day 80%
April 88° 77° 25 6.2 in 10.4 h/day 83%
May 85° 78° 30 16.5 in 8.4 h/day 86%
June 84° 78° 29 12.2 in 9.5 h/day 86%
July 84° 78° 28 8.8 in 9.8 h/day 85%
August 83° 77° 28 9.5 in 9.7 h/day 86%
September 83° 77° 28 11.6 in 8.8 h/day 86%
October 83° 76° 29 15.4 in 8.2 h/day 87%
November 84° 74° 25 15.4 in 7.7 h/day 88%
December 85° 74° 18 6.7 in 9.2 h/day 84%
14-day forecasts nearby