Jaffna weather

The forecast for Jaffna (Sri Lanka) for the next 10 days in local time: every 3 hours for the first 6 days, then every 6 hours. See when it will rain, how hard the wind will blow and how warm it will get.

Northern Province, Sri Lanka9.67°N, 80.01°EAsia/Colombo (UTC+5:30)ECMWF: October 25 at 11:30 PM

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Next 48 hours (local time)

10-day forecast

  1. TodayOctober 26Heavy rain
    71 mm · gusts 44 km/h    27°C 26°C
  2. TomorrowOctober 27Light rain
    1 mm · gusts 40 km/h    29°C 27°C
  3. WednesdayOctober 28Light rain
    2 mm · gusts 50 km/h    30°C 28°C
  4. ThursdayOctober 29Partly cloudy
    gusts 43 km/h    30°C 28°C
  5. FridayOctober 30Light rain
    0.9 mm · gusts 20 km/h    30°C 27°C
  6. SaturdayOctober 31Light rain
    0.2 mm · gusts 17 km/h    30°C 25°C
  7. SundayNovember 1Light rain
    0.9 mm · gusts 21 km/h    29°C 25°C
  8. MondayNovember 2Light rain
    2 mm · gusts 25 km/h    30°C 26°C
  9. TuesdayNovember 3Rain
    3 mm · gusts 33 km/h    29°C 27°C
  10. WednesdayNovember 4Light rain
    3 mm · gusts 29 km/h    29°C 26°C

Over the next 10 days in Jaffna, temperatures will range from 25°C to 30°C, with 84 mm of rain or snow in total. Days with at least 1 mm of precipitation: 6. ECMWF model run from October 25 at 11:30 PM.

Jaffna wind forecast for 10 days

Windiest: Wednesday, October 28 - average 27 km/h, gusts up to 50 km/h. Calmest: Sunday, November 1 - average 5 km/h. The wind blows most often from the southwest.

DayWindGustsDirection
Today17 km/h44 km/h northwest
Tomorrow19 km/h40 km/h southwest
Wed, 10/2827 km/h50 km/h southwest
Thu, 10/2923 km/h43 km/h southwest
Fri, 10/3014 km/h20 km/h southwest
Sat, 10/316 km/h17 km/h northeast
Sun, 11/15 km/h21 km/h west
Mon, 11/211 km/h25 km/h southwest
Tue, 11/315 km/h33 km/h southwest
Wed, 11/412 km/h29 km/h south

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Climate through the year

In October, daytime temperatures here average 29°C and nights 27°C, with about 212 mm of rain over the month. The sea is around 29°C at that time. The warmest month is April (an average of 32°C by day), the coolest is January (27°C by day, 25°C at night). The wettest month is November (about 295 mm) and the driest is June (21 mm). The sea temperature ranges from about 26°C in January to 31°C in April.

MonthDayNightRainSea
January27°C25°C46 mm26°C
February28°C25°C32 mm28°C
March31°C26°C39 mm30°C
April32°C28°C76 mm31°C
May31°C28°C78 mm30°C
June30°C28°C21 mm30°C
July30°C28°C24 mm30°C
August30°C27°C50 mm29°C
September30°C27°C73 mm29°C
October29°C27°C212 mm29°C
November28°C26°C295 mm28°C
December28°C25°C199 mm27°C

Long-term averages from NASA POWER data (MERRA-2, 2001-2020 reanalysis, CC BY 4.0). Sea temperature is the average water surface temperature at the nearest grid point over the sea. This is climate, not a forecast for a specific day. NASA POWER

The forecast for Jaffna comes from the ECMWF model and is computed for the point 9.67°N, 80.01°E. Temperature is measured 2 m above the ground, wind at 10 m. Gusts are the strongest bursts of wind within each 3-hour period.

Source: ECMWF IFS model (CC BY 4.0), data modified. A forecast is a model result, not a measurement. ECMWF

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