Kalutara weather by month

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

Temperature
Rainfall
Sunshine & daylight
UV levels & humidity

Temperature in Kalutara (°F)

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Max temperature (daytime)	88	88	88	90	88	86	86	86	86	86	86	86
Min temperature (night-time)	72	73	75	75	77	77	77	77	77	75	73	73
Heat & Humidity	H	H	VH	VH	VH	H	H	H	H	H	H	H
Sea temperature	82	82	84	84	84	82	81	81	82	82	82	82

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

Sunshine & Daylight in Kalutara

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Daily hours of sunshine	8	8	9	8	6	6	6	6	6	6	7	7
Daily hours of daylight	12	12	12	12	12	12	12	12	12	12	12	12
UV Index (Maximum)	11	11	11	11	11	11	11	11	11	11	11	11

Rainfall in Kalutara

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Number of days with some rain	5	5	8	13	13	14	11	10	13	15	14	10
Average monthly rainfall (inches)	2.9	3.6	5.6	10.2	15.3	9.3	7.1	6.3	10.6	14.8	12.2	6.9

More about Kalutara

Kalutara by month

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

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The climate guide for Sri Lanka (Kalutara) 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 Kalutara?

Kalutara has a hot tropical climate with no dry season.

Kalutara weather in January

Expect daytime maximum temperatures of 88°F in Kalutara, Sri Lanka in January and high heat and humidity based on long-term weather averages. There are 8 hours of sunshine per day on average with typically 2.9 inches of rainfall in the month.

88
88°F max day temperature
8
8 hours of sunshine per day
5
5 days with some rainfall
72
72°F min night temperature
12
12 hours of daylight per day
H
High heat & humidity
2.9
2.9 inches of monthly rainfall
11
11 (Extreme) UV index
82
82°F sea temperature

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Kalutara weather in February

Expect daytime maximum temperatures of 88°F in Kalutara, Sri Lanka in February and high heat and humidity based on long-term weather averages. There are 8 hours of sunshine per day on average with typically 3.6 inches of rainfall in the month.

88
88°F max day temperature
8
8 hours of sunshine per day
5
5 days with some rainfall
73
73°F min night temperature
12
12 hours of daylight per day
H
High heat & humidity
3.6
3.6 inches of monthly rainfall
11
11+ (Extreme) UV index
82
82°F sea temperature

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Kalutara weather in March

Expect daytime maximum temperatures of 88°F in Kalutara, Sri Lanka in March and very high heat and humidity based on long-term weather averages. There are 9 hours of sunshine per day on average with typically 5.6 inches of rainfall in the month.

88
88°F max day temperature
9
9 hours of sunshine per day
8
8 days with some rainfall
75
75°F min night temperature
12
12 hours of daylight per day
VH
Very High heat & humidity
5.6
5.6 inches of monthly rainfall
11
11+ (Extreme) UV index
84
84°F sea temperature

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Kalutara weather in April

Expect daytime maximum temperatures of 90°F in Kalutara, Sri Lanka in April and very high heat and humidity based on long-term weather averages. There are 8 hours of sunshine per day on average with 13 days with some rainfall and typically 10.2 inches of rainfall in the month.

90
90°F max day temperature
8
8 hours of sunshine per day
13
13 days with some rainfall
75
75°F min night temperature
12
12 hours of daylight per day
VH
Very High heat & humidity
10.2
10.2 inches of monthly rainfall
11
11+ (Extreme) UV index
84
84°F sea temperature

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Kalutara weather in May

Expect daytime maximum temperatures of 88°F in Kalutara, Sri Lanka in May and very high heat and humidity based on long-term weather averages. There are 6 hours of sunshine per day on average with 13 days with some rainfall and typically 15.3 inches of rainfall in the month.

88
88°F max day temperature
6
6 hours of sunshine per day
13
13 days with some rainfall
77
77°F min night temperature
12
12 hours of daylight per day
VH
Very High heat & humidity
15.3
15.3 inches of monthly rainfall
11
11+ (Extreme) UV index
84
84°F sea temperature

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Kalutara weather in June

Expect daytime maximum temperatures of 86°F in Kalutara, Sri Lanka in June and high heat and humidity based on long-term weather averages. There are 6 hours of sunshine per day on average with 14 days with some rainfall and typically 9.3 inches of rainfall in the month.

86
86°F max day temperature
6
6 hours of sunshine per day
14
14 days with some rainfall
77
77°F min night temperature
12
12 hours of daylight per day
H
High heat & humidity
9.3
9.3 inches of monthly rainfall
11
11+ (Extreme) UV index
82
82°F sea temperature

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Kalutara weather in July

Expect daytime maximum temperatures of 86°F in Kalutara, Sri Lanka in July and high heat and humidity based on long-term weather averages. There are 6 hours of sunshine per day on average with 11 days with some rainfall and typically 7.1 inches of rainfall in the month.

86
86°F max day temperature
6
6 hours of sunshine per day
11
11 days with some rainfall
77
77°F min night temperature
12
12 hours of daylight per day
H
High heat & humidity
7.1
7.1 inches of monthly rainfall
11
11+ (Extreme) UV index
81
81°F sea temperature

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Kalutara weather in August

Expect daytime maximum temperatures of 86°F in Kalutara, Sri Lanka in August and high heat and humidity based on long-term weather averages. There are 6 hours of sunshine per day on average with 10 days with some rainfall and typically 6.3 inches of rainfall in the month.

86
86°F max day temperature
6
6 hours of sunshine per day
10
10 days with some rainfall
77
77°F min night temperature
12
12 hours of daylight per day
H
High heat & humidity
6.3
6.3 inches of monthly rainfall
11
11+ (Extreme) UV index
81
81°F sea temperature

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Kalutara weather in September

Expect daytime maximum temperatures of 86°F in Kalutara, Sri Lanka in September and high heat and humidity based on long-term weather averages. There are 6 hours of sunshine per day on average with 13 days with some rainfall and typically 10.6 inches of rainfall in the month.

86
86°F max day temperature
6
6 hours of sunshine per day
13
13 days with some rainfall
77
77°F min night temperature
12
12 hours of daylight per day
H
High heat & humidity
10.6
10.6 inches of monthly rainfall
11
11+ (Extreme) UV index
82
82°F sea temperature

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Kalutara weather in October

Expect daytime maximum temperatures of 86°F in Kalutara, Sri Lanka in October and high heat and humidity based on long-term weather averages. There are 6 hours of sunshine per day on average with 15 days with some rainfall and typically 14.8 inches of rainfall in the month.

86
86°F max day temperature
6
6 hours of sunshine per day
15
15 days with some rainfall
75
75°F min night temperature
12
12 hours of daylight per day
H
High heat & humidity
14.8
14.8 inches of monthly rainfall
11
11+ (Extreme) UV index
82
82°F sea temperature

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Kalutara weather in November

Expect daytime maximum temperatures of 86°F in Kalutara, Sri Lanka in November and high heat and humidity based on long-term weather averages. There are 7 hours of sunshine per day on average with 14 days with some rainfall and typically 12.2 inches of rainfall in the month.

86
86°F max day temperature
7
7 hours of sunshine per day
14
14 days with some rainfall
73
73°F min night temperature
12
12 hours of daylight per day
H
High heat & humidity
12.2
12.2 inches of monthly rainfall
11
11 (Extreme) UV index
82
82°F sea temperature

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Kalutara weather in December

Expect daytime maximum temperatures of 86°F in Kalutara, Sri Lanka in December and high heat and humidity based on long-term weather averages. There are 7 hours of sunshine per day on average with 10 days with some rainfall and typically 6.9 inches of rainfall in the month.

86
86°F max day temperature
7
7 hours of sunshine per day
10
10 days with some rainfall
73
73°F min night temperature
12
12 hours of daylight per day
H
High heat & humidity
6.9
6.9 inches of monthly rainfall
11
11 (Extreme) UV index
82
82°F sea temperature

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