Jaffna weather by month

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

Temperature
Rainfall
Sunshine & daylight
UV levels & humidity

Temperature in Jaffna (°F)

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Max temperature (daytime)	82	84	88	91	93	91	91	91	90	88	84	82
Min temperature (night-time)	73	75	77	81	79	79	77	77	77	77	75	75
Heat & Humidity	M	H	VH	VH	VH	VH	H	H	VH	H	H	M
Sea temperature	79	81	84	86	86	84	82	82	82	84	82	81

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

Sunshine & Daylight in Jaffna

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Daily hours of sunshine	8	8	9	8	7	6	6	7	7	6	6	6
Daily hours of daylight	12	12	12	12	13	13	13	12	12	12	12	12
UV Index (Maximum)	11	11	11	11	11	11	11	11	11	11	10	10

Rainfall in Jaffna

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Number of days with some rain	4	2	2	3	3	1	3	3	4	10	12	10
Average monthly rainfall (inches)	2.0	1.2	0.9	1.7	2.0	0.7	0.7	1.5	2.1	9.8	12.9	11.2

More about Jaffna

Jaffna by month

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

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The climate guide for Sri Lanka (Jaffna) 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 Jaffna?

Jaffna has a hot tropical climate with a winter dry season.

Jaffna weather in January

Expect daytime maximum temperatures of 82°F in Jaffna, Sri Lanka in January based on long-term weather averages. There are 8 hours of sunshine per day on average with typically 2.0 inches of rainfall in the month.

82
82°F max day temperature
8
8 hours of sunshine per day
4
4 days with some rainfall
73
73°F min night temperature
12
12 hours of daylight per day
M
Moderate heat & humidity
2.0
2.0 inches of monthly rainfall
11
11 (Extreme) UV index
79
79°F sea temperature

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Jaffna weather in February

Expect daytime maximum temperatures of 84°F in Jaffna, 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.

84
84°F max day temperature
8
8 hours of sunshine per day
2
2 days with some rainfall
75
75°F min night temperature
12
12 hours of daylight per day
H
High heat & humidity
1.2
1.2 inches of monthly rainfall
11
11+ (Extreme) UV index
81
81°F sea temperature

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Jaffna weather in March

Expect daytime maximum temperatures of 88°F in Jaffna, 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.

88
88°F max day temperature
9
9 hours of sunshine per day
2
2 days with some rainfall
77
77°F min night temperature
12
12 hours of daylight per day
VH
Very High heat & humidity
0.9
0.9 inches of monthly rainfall
11
11+ (Extreme) UV index
84
84°F sea temperature

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Jaffna weather in April

Expect daytime maximum temperatures of 91°F in Jaffna, 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 typically 1.7 inches of rainfall in the month.

91
91°F max day temperature
8
8 hours of sunshine per day
3
3 days with some rainfall
81
81°F min night temperature
12
12 hours of daylight per day
VH
Very High heat & humidity
1.7
1.7 inches of monthly rainfall
11
11+ (Extreme) UV index
86
86°F sea temperature

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Jaffna weather in May

Expect daytime maximum temperatures of 93°F in Jaffna, Sri Lanka in May and very high heat and humidity based on long-term weather averages. There are 7 hours of sunshine per day on average with typically 2.0 inches of rainfall in the month.

93
93°F max day temperature
7
7 hours of sunshine per day
3
3 days with some rainfall
79
79°F min night temperature
13
13 hours of daylight per day
VH
Very High heat & humidity
2.0
2.0 inches of monthly rainfall
11
11+ (Extreme) UV index
86
86°F sea temperature

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Jaffna weather in June

Expect daytime maximum temperatures of 91°F in Jaffna, Sri Lanka in June and very high heat and humidity based on long-term weather averages. There are 6 hours of sunshine per day on average.

91
91°F max day temperature
6
6 hours of sunshine per day
1
1 day with some rainfall
79
79°F min night temperature
13
13 hours of daylight per day
VH
Very High heat & humidity
0.7
0.7 inches of monthly rainfall
11
11+ (Extreme) UV index
84
84°F sea temperature

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Jaffna weather in July

Expect daytime maximum temperatures of 91°F in Jaffna, Sri Lanka in July and very high heat and humidity based on long-term weather averages. There are 6 hours of sunshine per day on average.

91
91°F max day temperature
6
6 hours of sunshine per day
3
3 days with some rainfall
77
77°F min night temperature
13
13 hours of daylight per day
H
High heat & humidity
0.7
0.7 inches of monthly rainfall
11
11+ (Extreme) UV index
82
82°F sea temperature

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Jaffna weather in August

Expect daytime maximum temperatures of 91°F in Jaffna, Sri Lanka in August and high heat and humidity based on long-term weather averages. There are 7 hours of sunshine per day on average.

91
91°F max day temperature
7
7 hours of sunshine per day
3
3 days with some rainfall
77
77°F min night temperature
12
12 hours of daylight per day
H
High heat & humidity
1.5
1.5 inches of monthly rainfall
11
11+ (Extreme) UV index
82
82°F sea temperature

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Jaffna weather in September

Expect daytime maximum temperatures of 90°F in Jaffna, Sri Lanka in September and very high heat and humidity based on long-term weather averages. There are 7 hours of sunshine per day on average with typically 2.1 inches of rainfall in the month.

90
90°F max day temperature
7
7 hours of sunshine per day
4
4 days with some rainfall
77
77°F min night temperature
12
12 hours of daylight per day
VH
Very High heat & humidity
2.1
2.1 inches of monthly rainfall
11
11+ (Extreme) UV index
82
82°F sea temperature

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Jaffna weather in October

Expect daytime maximum temperatures of 88°F in Jaffna, 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 10 days with some rainfall and typically 9.8 inches of rainfall in the month.

88
88°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
9.8
9.8 inches of monthly rainfall
11
11+ (Extreme) UV index
84
84°F sea temperature

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Jaffna weather in November

Expect daytime maximum temperatures of 84°F in Jaffna, Sri Lanka in November and high heat and humidity based on long-term weather averages. There are 6 hours of sunshine per day on average with 12 days with some rainfall and typically 12.9 inches of rainfall in the month.

84
84°F max day temperature
6
6 hours of sunshine per day
12
12 days with some rainfall
75
75°F min night temperature
12
12 hours of daylight per day
H
High heat & humidity
12.9
12.9 inches of monthly rainfall
10
10 (Very High) UV index
82
82°F sea temperature

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Jaffna weather in December

Expect daytime maximum temperatures of 82°F in Jaffna, Sri Lanka in December based on long-term weather averages. There are 6 hours of sunshine per day on average with 10 days with some rainfall and typically 11.2 inches of rainfall in the month.

82
82°F max day temperature
6
6 hours of sunshine per day
10
10 days with some rainfall
75
75°F min night temperature
12
12 hours of daylight per day
M
Moderate heat & humidity
11.2
11.2 inches of monthly rainfall
10
10 (Very High) UV index
81
81°F sea temperature

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