Colombo weather by month

Check out Colombo weather averages by month. Compare detailed monthly climate statistics including temperature, rainfall and sunshine figures.

Temperature in Colombo (°F)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
88°F maximum daytime temperature in January in Colombo88
88°F maximum daytime temperature in February in Colombo88
90°F maximum daytime temperature in March in Colombo90
90°F maximum daytime temperature in April in Colombo90
88°F maximum daytime temperature in May in Colombo88
86°F maximum daytime temperature in June in Colombo86
86°F maximum daytime temperature in July in Colombo86
86°F maximum daytime temperature in August in Colombo86
86°F maximum daytime temperature in September in Colombo86
86°F maximum daytime temperature in October in Colombo86
86°F maximum daytime temperature in November in Colombo86
86°F maximum daytime temperature in December in Colombo86
Min temperature (night-time)
72°F minimum night-time temperature in January in Colombo72
73°F minimum night-time temperature in February in Colombo73
75°F minimum night-time temperature in March in Colombo75
75°F minimum night-time temperature in April in Colombo75
77°F minimum night-time temperature in May in Colombo77
77°F minimum night-time temperature in June in Colombo77
77°F minimum night-time temperature in July in Colombo77
77°F minimum night-time temperature in August in Colombo77
77°F minimum night-time temperature in September in Colombo77
75°F minimum night-time temperature in October in Colombo75
73°F minimum night-time temperature in November in Colombo73
72°F minimum night-time temperature in December in Colombo72
Heat & Humidity
High heat & humidity in January in ColomboH
High heat & humidity in February in ColomboH
Very high heat & humidity in March in ColomboVH
Very high heat & humidity in April in ColomboVH
Very high heat & humidity in May in ColomboVH
High heat & humidity in June in ColomboH
High heat & humidity in July in ColomboH
High heat & humidity in August in ColomboH
High heat & humidity in September in ColomboH
High heat & humidity in October in ColomboH
High heat & humidity in November in ColomboH
High heat & humidity in December in ColomboH
Sea temperature
82°F sea temperature in January in Colombo82
82°F sea temperature in February in Colombo82
84°F sea temperature in March in Colombo84
86°F sea temperature in April in Colombo86
84°F sea temperature in May in Colombo84
82°F sea temperature in June in Colombo82
81°F sea temperature in July in Colombo81
81°F sea temperature in August in Colombo81
82°F sea temperature in September in Colombo82
82°F sea temperature in October in Colombo82
82°F sea temperature in November in Colombo82
82°F sea temperature in December in Colombo82

Note: 0 = None, L = Low, M = Moderate, H = High, VH = Very high, E = Extreme

Sunshine & Daylight in Colombo

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daily hours of sunshine
Daily hours of daylight
12 hours of daylight per day in January in Colombo12
12 hours of daylight per day in February in Colombo12
12 hours of daylight per day in March in Colombo12
12 hours of daylight per day in April in Colombo12
12 hours of daylight per day in May in Colombo12
13 hours of daylight per day in June in Colombo13
12 hours of daylight per day in July in Colombo12
12 hours of daylight per day in August in Colombo12
12 hours of daylight per day in September in Colombo12
12 hours of daylight per day in October in Colombo12
12 hours of daylight per day in November in Colombo12
12 hours of daylight per day in December in Colombo12
UV Index (Maximum)
UV (maximum) index 11 (Extreme) in January in Colombo11
UV (maximum) index 11+ (Extreme) in February in Colombo11
UV (maximum) index 11+ (Extreme) in March in Colombo11
UV (maximum) index 11+ (Extreme) in April in Colombo11
UV (maximum) index 11+ (Extreme) in May in Colombo11
UV (maximum) index 11+ (Extreme) in June in Colombo11
UV (maximum) index 11+ (Extreme) in July in Colombo11
UV (maximum) index 11+ (Extreme) in August in Colombo11
UV (maximum) index 11+ (Extreme) in September in Colombo11
UV (maximum) index 11+ (Extreme) in October in Colombo11
UV (maximum) index 11 (Extreme) in November in Colombo11
UV (maximum) index 11 (Extreme) in December in Colombo11

Rainfall in Colombo

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Number of days with some rain
5 days with some rainfall in January in Colombo5
5 days with some rainfall in February in Colombo5
9 days with some rainfall in March in Colombo9
14 days with some rainfall in April in Colombo14
14 days with some rainfall in May in Colombo14
15 days with some rainfall in June in Colombo15
11 days with some rainfall in July in Colombo11
11 days with some rainfall in August in Colombo11
14 days with some rainfall in September in Colombo14
16 days with some rainfall in October in Colombo16
15 days with some rainfall in November in Colombo15
10 days with some rainfall in December in Colombo10
Average monthly rainfall (inches)
2.2 inches monthly rainfall in January in Colombo2.2
2.9 inches monthly rainfall in February in Colombo2.9
5.4 inches monthly rainfall in March in Colombo5.4
9.8 inches monthly rainfall in April in Colombo9.8
15.0 inches monthly rainfall in May in Colombo15.0
7.3 inches monthly rainfall in June in Colombo7.3
4.9 inches monthly rainfall in July in Colombo4.9
4.6 inches monthly rainfall in August in Colombo4.6
9.3 inches monthly rainfall in September in Colombo9.3
14.6 inches monthly rainfall in October in Colombo14.6
12.0 inches monthly rainfall in November in Colombo12.0
6.5 inches monthly rainfall in December in Colombo6.5

More about Colombo

Colombo by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

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The climate guide for Sri Lanka (Colombo) shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

What's the climate like in Colombo?

Colombo has a hot tropical climate with no dry season.

Metric (°C)  |  Imperial (°F)

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Tropical storm risk: Colombo, Sri Lanka cyclone season

% of month affected by tropical storms
0
0
0
0
0
0
0
0
0
0
1.4%
1.8%
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

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  • Book online with TUI & save up to 7% on holidays
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  • Pay £0 deposits with direct debit & spread the cost
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More about Sri Lanka

Compare Colombo with the UK

Below the Colombo chart shows average maximum daytime temperature for Colombo, Sri Lanka and the UK (London).

Maximum daytime temperature (°F)

Colombo, Sri Lanka
UK (London)
88
45
88
45
90
50
90
55
88
63
86
68
86
72
86
72
86
66
86
59
86
50
86
46
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Metric (°C)  |  Imperial (°F)

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