Sri Lanka weather by month

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

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum daytime temperature °F
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
Hours of sunshine (daily)
Days with some rainfall
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
Sea temperature °F
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

More about Sri Lanka

Sri Lanka 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.

Top Sri Lanka destinations

Below are average maximum temperatures at popular countries, regions and places in Sri Lanka for next month - August. Select a destination to see the climate guide for all months of the year.

All Sri Lanka destinations

Metric (°C)  |  Imperial (°F)

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Tropical storm risk: 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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More about Sri Lanka

Compare Sri Lanka with the UK

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

Maximum daytime temperature (°F)

Sri Lanka (Colombo)
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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