Sri Lanka Climate

   
 
 

The Sri Lanka Climate Guide is perfect for planning your holiday. Monthly weather averages give the best indication of what the weather is usually like for every month of the year including figures for temperature, rainfall and sunshine. The climate guide shown below is for Colombo.

J F M A M J J A S O N D
Max Daytime Temperature (°C) 30°C (86°F) Max Daytime Temperature in January in Sri Lanka (Colombo) 31°C (88°F) Max Daytime Temperature in February in Sri Lanka (Colombo) 32°C (90°F) Max Daytime Temperature in March in Sri Lanka (Colombo) 32°C (90°F) Max Daytime Temperature in April in Sri Lanka (Colombo) 31°C (88°F) Max Daytime Temperature in May in Sri Lanka (Colombo) 30°C (86°F) Max Daytime Temperature in June in Sri Lanka (Colombo) 30°C (86°F) Max Daytime Temperature in July in Sri Lanka (Colombo) 30°C (86°F) Max Daytime Temperature in August in Sri Lanka (Colombo) 30°C (86°F) Max Daytime Temperature in September in Sri Lanka (Colombo) 30°C (86°F) Max Daytime Temperature in October in Sri Lanka (Colombo) 30°C (86°F) Max Daytime Temperature in November in Sri Lanka (Colombo) 30°C (86°F) Max Daytime Temperature in December in Sri Lanka (Colombo)
Min Night-time Temperature (°C) 22°C (72°F) Min Night-time Temperature in January in Sri Lanka (Colombo) 22°C (72°F) Min Night-time Temperature in February in Sri Lanka (Colombo) 23°C (73°F) Min Night-time Temperature in March in Sri Lanka (Colombo) 24°C (75°F) Min Night-time Temperature in April in Sri Lanka (Colombo) 25°C (77°F) Min Night-time Temperature in May in Sri Lanka (Colombo) 25°C (77°F) Min Night-time Temperature in June in Sri Lanka (Colombo) 25°C (77°F) Min Night-time Temperature in July in Sri Lanka (Colombo) 25°C (77°F) Min Night-time Temperature in August in Sri Lanka (Colombo) 25°C (77°F) Min Night-time Temperature in September in Sri Lanka (Colombo) 24°C (75°F) Min Night-time Temperature in October in Sri Lanka (Colombo) 23°C (73°F) Min Night-time Temperature in November in Sri Lanka (Colombo) 22°C (72°F) Min Night-time Temperature in December in Sri Lanka (Colombo)
Hours of Sunshine (Daily) 8 Hours of Bright Sunshine per day (67% of Daylight Hours) in January in Sri Lanka (Colombo) 9 Hours of Bright Sunshine per day (71% of Daylight Hours) in February in Sri Lanka (Colombo) 9 Hours of Bright Sunshine per day (72% of Daylight Hours) in March in Sri Lanka (Colombo) 8 Hours of Bright Sunshine per day (63% of Daylight Hours) in April in Sri Lanka (Colombo) 6 Hours of Bright Sunshine per day (51% of Daylight Hours) in May in Sri Lanka (Colombo) 6 Hours of Bright Sunshine per day (50% of Daylight Hours) in June in Sri Lanka (Colombo) 6 Hours of Bright Sunshine per day (50% of Daylight Hours) in July in Sri Lanka (Colombo) 6 Hours of Bright Sunshine per day (52% of Daylight Hours) in August in Sri Lanka (Colombo) 6 Hours of Bright Sunshine per day (50% of Daylight Hours) in September in Sri Lanka (Colombo) 6 Hours of Bright Sunshine per day (53% of Daylight Hours) in October in Sri Lanka (Colombo) 7 Hours of Bright Sunshine per day (58% of Daylight Hours) in November in Sri Lanka (Colombo) 7 Hours of Bright Sunshine per day (59% of Daylight Hours) in December in Sri Lanka (Colombo)
Hours of Daylight (Daily) 12 Hours of Daylight in January in Sri Lanka (Colombo) 12 Hours of Daylight in February in Sri Lanka (Colombo) 12 Hours of Daylight in March in Sri Lanka (Colombo) 12 Hours of Daylight in April in Sri Lanka (Colombo) 12 Hours of Daylight in May in Sri Lanka (Colombo) 13 Hours of Daylight in June in Sri Lanka (Colombo) 12 Hours of Daylight in July in Sri Lanka (Colombo) 12 Hours of Daylight in August in Sri Lanka (Colombo) 12 Hours of Daylight in September in Sri Lanka (Colombo) 12 Hours of Daylight in October in Sri Lanka (Colombo) 12 Hours of Daylight in November in Sri Lanka (Colombo) 12 Hours of Daylight in December in Sri Lanka (Colombo)
Heat and Humidity Discomfort High heat & humidity in January in Sri Lanka (Colombo) High heat & humidity in February in Sri Lanka (Colombo) Very high heat & humidity in March in Sri Lanka (Colombo) Very high heat & humidity in April in Sri Lanka (Colombo) Very high heat & humidity in May in Sri Lanka (Colombo) High heat & humidity in June in Sri Lanka (Colombo) High heat & humidity in July in Sri Lanka (Colombo) High heat & humidity in August in Sri Lanka (Colombo) High heat & humidity in September in Sri Lanka (Colombo) High heat & humidity in October in Sri Lanka (Colombo) High heat & humidity in November in Sri Lanka (Colombo) High heat & humidity in December in Sri Lanka (Colombo)
Days with some Rainfall 5 Days with some Rainfall in January in Sri Lanka (Colombo) 5 Days with some Rainfall in February in Sri Lanka (Colombo) 9 Days with some Rainfall in March in Sri Lanka (Colombo) 14 Days with some Rainfall in April in Sri Lanka (Colombo) 14 Days with some Rainfall in May in Sri Lanka (Colombo) 15 Days with some Rainfall in June in Sri Lanka (Colombo) 11 Days with some Rainfall in July in Sri Lanka (Colombo) 11 Days with some Rainfall in August in Sri Lanka (Colombo) 14 Days with some Rainfall in September in Sri Lanka (Colombo) 16 Days with some Rainfall in October in Sri Lanka (Colombo) 15 Days with some Rainfall in November in Sri Lanka (Colombo) 10 Days with some Rainfall in December in Sri Lanka (Colombo)
Monthly Rainfall (mm) 74 mm (2.9 inches) Monthly Rainfall in January in Sri Lanka (Colombo) 74 mm (2.9 inches) Monthly Rainfall in February in Sri Lanka (Colombo) 136 mm (5.4 inches) Monthly Rainfall in March in Sri Lanka (Colombo) 247 mm (9.7 inches) Monthly Rainfall in April in Sri Lanka (Colombo) 361 mm (14.2 inches) Monthly Rainfall in May in Sri Lanka (Colombo) 208 mm (8.2 inches) Monthly Rainfall in June in Sri Lanka (Colombo) 135 mm (5.3 inches) Monthly Rainfall in July in Sri Lanka (Colombo) 103 mm (4.1 inches) Monthly Rainfall in August in Sri Lanka (Colombo) 184 mm (7.2 inches) Monthly Rainfall in September in Sri Lanka (Colombo) 360 mm (14.2 inches) Monthly Rainfall in October in Sri Lanka (Colombo) 318 mm (12.5 inches) Monthly Rainfall in November in Sri Lanka (Colombo) 160 mm (6.3 inches) Monthly Rainfall in December in Sri Lanka (Colombo)
UV Index (Maximum) UV (Maximum) Index 11 (Extreme) in January in Sri Lanka (Colombo) UV (Maximum) Index 11+ (Extreme) in February in Sri Lanka (Colombo) UV (Maximum) Index 11+ (Extreme) in March in Sri Lanka (Colombo) UV (Maximum) Index 11+ (Extreme) in April in Sri Lanka (Colombo) UV (Maximum) Index 11+ (Extreme) in May in Sri Lanka (Colombo) UV (Maximum) Index 11+ (Extreme) in June in Sri Lanka (Colombo) UV (Maximum) Index 11+ (Extreme) in July in Sri Lanka (Colombo) UV (Maximum) Index 11+ (Extreme) in August in Sri Lanka (Colombo) UV (Maximum) Index 11+ (Extreme) in September in Sri Lanka (Colombo) UV (Maximum) Index 11+ (Extreme) in October in Sri Lanka (Colombo) UV (Maximum) Index 11 (Extreme) in November in Sri Lanka (Colombo) UV (Maximum) Index 11 (Extreme) in December in Sri Lanka (Colombo)
Sea Temperature (°C) 28°C (82°F) Sea Temperature in January in Sri Lanka (Colombo) 28°C (82°F) Sea Temperature in February in Sri Lanka (Colombo) 29°C (84°F) Sea Temperature in March in Sri Lanka (Colombo) 30°C (86°F) Sea Temperature in April in Sri Lanka (Colombo) 29°C (84°F) Sea Temperature in May in Sri Lanka (Colombo) 28°C (82°F) Sea Temperature in June in Sri Lanka (Colombo) 27°C (81°F) Sea Temperature in July in Sri Lanka (Colombo) 27°C (81°F) Sea Temperature in August in Sri Lanka (Colombo) 27°C (81°F) Sea Temperature in September in Sri Lanka (Colombo) 28°C (82°F) Sea Temperature in October in Sri Lanka (Colombo) 28°C (82°F) Sea Temperature in November in Sri Lanka (Colombo) 28°C (82°F) Sea Temperature in December in Sri Lanka (Colombo)
J F M A M J J A S O N D
Metric (°C)  |  Imperial (°F) 
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Map of Sri Lanka

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Ahungalla   Anuradhapura   Arugam Bay   Aturuwella   Bentota   Beruwela   Colombo   Galle   Hikkaduwa   Jaffna   Kalutara   Kandalama   Kandy   Kurunegala   Matara   Mirissa Beach   Mount Lavinia-Dehiwala   Negombo   Nuwara Eliya   Polonnaruwa   Sigiriya   Trincomalee   Unawatuna   Wadduwa   Waikkal   Yala  

Sri Lanka weather by month

Check the weather for a particular month in Sri Lanka by selecting a month from the list below. Alternatively check which month usually has the Best Weather in Sri Lanka. If you are not sure where to go, why not try our Holiday Planner.

   
 
 

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