Sunshine Map

Jaffna weather by month & the best time to visit

🇱🇰 Sri Lanka · beach resort · tropical — wet & dry seasons climate

The best time to visit Jaffna is February — its sunniest month (Sunshine Score 90/100), with January and March close behind. Jaffna averages about 2,591 hours of sunshine a year. Daytime highs around 28°C / 82°F and roughly 24 mm of rain in February.

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Sun hours / year
2,591
Sunniest month
February
Peak score
90/100
Rain / year
1,195 mm
Midday UV at peak
11 (extreme)
Sea at warmest
32°C / 90°F
Population
250k
Elevation
11 m

When is the best time to visit Jaffna?

For sunshine, the best time to visit Jaffna is February, then January and March. The dullest month is October (67/100, 223 mm of rain). The full month-by-month picture is in the table below.

How sunny is Jaffna?

Jaffna gets a lot of sun: around 2,591 hours a year. February (90/100) is noticeably better than October (67). It ranks #3 of 6 destinations in Sri Lanka for annual sunshine, right at the national median of 2,591 hours. Rain has a clear season: the wettest stretch, around November, carries about 58% of the annual 1,195 mm.

Sunshine Score by month

January: 88February: 9090March: 88April: 82May: 77June: 87July: 86August: 82September: 76October: 67November: 67December: 67JFMAMJJASOND
MonthScoreDay highNight lowRainUVSea
January88 27° / 81°F25° / 77°F 35 mm928° / 82°F
February90 28° / 82°F26° / 79°F 24 mm1029° / 84°F
March88 29° / 84°F27° / 81°F 36 mm1130° / 86°F
April82 31° / 88°F29° / 84°F 67 mm1132° / 90°F
May77 31° / 88°F29° / 84°F 91 mm1032° / 90°F
June87 30° / 86°F28° / 82°F 40 mm1030° / 86°F
July86 30° / 86°F28° / 82°F 44 mm1030° / 86°F
August82 30° / 86°F28° / 82°F 69 mm1030° / 86°F
September76 30° / 86°F28° / 82°F 97 mm1130° / 86°F
October67 29° / 84°F27° / 81°F 223 mm930° / 86°F
November67 28° / 82°F27° / 81°F 288 mm829° / 84°F
December67 27° / 81°F26° / 79°F 181 mm728° / 82°F

Sea temperature in Jaffna by month

The sea off Jaffna is warmest in April at around 32°C / 90°F, and coolest in January at 28°C / 82°F. The water sits at a comfortable 21°C or warmer roughly all year round. Month-by-month sea-surface temperatures are in the Sea column of the table above.

See Jaffna on the interactive sunshine globe →

Nearby places for sunshine

Nearest destinations

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