Jaffna climate guide

Temperature in Jaffna (°C)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
28°C maximum daytime temperature in January in Jaffna28
29°C maximum daytime temperature in February in Jaffna29
31°C maximum daytime temperature in March in Jaffna31
33°C maximum daytime temperature in April in Jaffna33
34°C maximum daytime temperature in May in Jaffna34
33°C maximum daytime temperature in June in Jaffna33
33°C maximum daytime temperature in July in Jaffna33
33°C maximum daytime temperature in August in Jaffna33
32°C maximum daytime temperature in September in Jaffna32
31°C maximum daytime temperature in October in Jaffna31
29°C maximum daytime temperature in November in Jaffna29
28°C maximum daytime temperature in December in Jaffna28
Min temperature (night-time)
23°C minimum night-time temperature in January in Jaffna23
24°C minimum night-time temperature in February in Jaffna24
25°C minimum night-time temperature in March in Jaffna25
27°C minimum night-time temperature in April in Jaffna27
26°C minimum night-time temperature in May in Jaffna26
26°C minimum night-time temperature in June in Jaffna26
25°C minimum night-time temperature in July in Jaffna25
25°C minimum night-time temperature in August in Jaffna25
25°C minimum night-time temperature in September in Jaffna25
25°C minimum night-time temperature in October in Jaffna25
24°C minimum night-time temperature in November in Jaffna24
24°C minimum night-time temperature in December in Jaffna24
Sea temperature
26°C sea temperature in January in Jaffna26
27°C sea temperature in February in Jaffna27
29°C sea temperature in March in Jaffna29
30°C sea temperature in April in Jaffna30
30°C sea temperature in May in Jaffna30
29°C sea temperature in June in Jaffna29
28°C sea temperature in July in Jaffna28
28°C sea temperature in August in Jaffna28
28°C sea temperature in September in Jaffna28
29°C sea temperature in October in Jaffna29
28°C sea temperature in November in Jaffna28
27°C sea temperature in December in Jaffna27

Sunshine & Daylight in Jaffna

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daily hours of sunshine
8 hours of sunshine per day (65% of daylight hours) in January in Jaffna8
8 hours of sunshine per day (70% of daylight hours) in February in Jaffna8
9 hours of sunshine per day (73% of daylight hours) in March in Jaffna9
8 hours of sunshine per day (67% of daylight hours) in April in Jaffna8
7 hours of sunshine per day (59% of daylight hours) in May in Jaffna7
6 hours of sunshine per day (49% of daylight hours) in June in Jaffna6
6 hours of sunshine per day (47% of daylight hours) in July in Jaffna6
7 hours of sunshine per day (52% of daylight hours) in August in Jaffna7
7 hours of sunshine per day (53% of daylight hours) in September in Jaffna7
6 hours of sunshine per day (52% of daylight hours) in October in Jaffna6
6 hours of sunshine per day (50% of daylight hours) in November in Jaffna6
6 hours of sunshine per day (54% of daylight hours) in December in Jaffna6
Daily hours of daylight
12 hours of daylight per day in January in Jaffna12
12 hours of daylight per day in February in Jaffna12
12 hours of daylight per day in March in Jaffna12
12 hours of daylight per day in April in Jaffna12
13 hours of daylight per day in May in Jaffna13
13 hours of daylight per day in June in Jaffna13
13 hours of daylight per day in July in Jaffna13
12 hours of daylight per day in August in Jaffna12
12 hours of daylight per day in September in Jaffna12
12 hours of daylight per day in October in Jaffna12
12 hours of daylight per day in November in Jaffna12
12 hours of daylight per day in December in Jaffna12

Rainfall in Jaffna

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Number of days with some rain
4 days with some rainfall in January in Jaffna4
2 days with some rainfall in February in Jaffna2
2 days with some rainfall in March in Jaffna2
3 days with some rainfall in April in Jaffna3
3 days with some rainfall in May in Jaffna3
1 day with some rainfall in June in Jaffna1
3 days with some rainfall in July in Jaffna3
3 days with some rainfall in August in Jaffna3
4 days with some rainfall in September in Jaffna4
10 days with some rainfall in October in Jaffna10
12 days with some rainfall in November in Jaffna12
10 days with some rainfall in December in Jaffna10
Average monthly rainfall (mm)
52 mm monthly rainfall in January in Jaffna52
31 mm monthly rainfall in February in Jaffna31
24 mm monthly rainfall in March in Jaffna24
43 mm monthly rainfall in April in Jaffna43
50 mm monthly rainfall in May in Jaffna50
17 mm monthly rainfall in June in Jaffna17
17 mm monthly rainfall in July in Jaffna17
38 mm monthly rainfall in August in Jaffna38
54 mm monthly rainfall in September in Jaffna54
248 mm monthly rainfall in October in Jaffna248
327 mm monthly rainfall in November in Jaffna327
285 mm monthly rainfall in December in Jaffna285

More climate for Jaffna

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (Maximum)
UV (maximum) index 11 (Extreme) in January in Jaffna11
UV (maximum) index 11+ (Extreme) in February in Jaffna11
UV (maximum) index 11+ (Extreme) in March in Jaffna11
UV (maximum) index 11+ (Extreme) in April in Jaffna11
UV (maximum) index 11+ (Extreme) in May in Jaffna11
UV (maximum) index 11+ (Extreme) in June in Jaffna11
UV (maximum) index 11+ (Extreme) in July in Jaffna11
UV (maximum) index 11+ (Extreme) in August in Jaffna11
UV (maximum) index 11+ (Extreme) in September in Jaffna11
UV (maximum) index 11+ (Extreme) in October in Jaffna11
UV (maximum) index 10 (Very High) in November in Jaffna10
UV (maximum) index 10 (Very High) in December in Jaffna10
Heat & Humidity
Moderate heat & humidity in January in JaffnaM
High heat & humidity in February in JaffnaH
Very high heat & humidity in March in JaffnaVH
Very high heat & humidity in April in JaffnaVH
Very high heat & humidity in May in JaffnaVH
Very high heat & humidity in June in JaffnaVH
High heat & humidity in July in JaffnaH
High heat & humidity in August in JaffnaH
Very high heat & humidity in September in JaffnaVH
High heat & humidity in October in JaffnaH
High heat & humidity in November in JaffnaH
Moderate heat & humidity in December in JaffnaM

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

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More about Jaffna

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The climate guide for Jaffna, Sri Lanka 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.

Metric (°C / mm)  |  Imperial (°F / inches)

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