Kalutara weather

The forecast for Kalutara (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.

Western Province, Sri Lanka6.58°N, 79.96°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
    44 mm · gusts 42 km/h    26°C 25°C
  2. TomorrowOctober 27Rain
    19 mm · gusts 35 km/h    28°C 24°C
  3. WednesdayOctober 28Heavy rain
    29 mm · gusts 34 km/h    26°C 25°C
  4. ThursdayOctober 29Rain
    12 mm · gusts 30 km/h    27°C 25°C
  5. FridayOctober 30Light rain
    3 mm · gusts 13 km/h    29°C 24°C
  6. SaturdayOctober 31Light rain
    2 mm · gusts 18 km/h    29°C 24°C
  7. SundayNovember 1Light rain
    0.4 mm · gusts 23 km/h    29°C 24°C
  8. MondayNovember 2Light rain
    0.5 mm · gusts 26 km/h    29°C 24°C
  9. TuesdayNovember 3Cloudy
    0.2 mm · gusts 22 km/h    29°C 24°C
  10. WednesdayNovember 4Mostly clear
    gusts 22 km/h    29°C 24°C

Over the next 10 days in Kalutara, temperatures will range from 24°C to 29°C, with 111 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.

Kalutara wind forecast for 10 days

Windiest: today - average 18 km/h, gusts up to 42 km/h. Calmest: Tuesday, November 3 - average 5 km/h. The wind blows most often from the southwest.

DayWindGustsDirection
Today18 km/h42 km/h west
Tomorrow11 km/h35 km/h southwest
Wed, 10/2815 km/h34 km/h southwest
Thu, 10/299 km/h30 km/h southwest
Fri, 10/306 km/h13 km/h southwest
Sat, 10/316 km/h18 km/h northwest
Sun, 11/16 km/h23 km/h southwest
Mon, 11/26 km/h26 km/h west
Tue, 11/35 km/h22 km/h west
Wed, 11/45 km/h22 km/h west

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Climate through the year

In October, daytime temperatures here average 28°C and nights 25°C, with about 303 mm of rain over the month. The sea is around 28°C at that time. The warmest month is March (an average of 30°C by day), the coolest is July (28°C by day, 25°C at night). The wettest month is November (about 332 mm) and the driest is February (85 mm). The sea temperature ranges from about 27°C in January to 29°C in April.

MonthDayNightRainSea
January29°C23°C89 mm27°C
February30°C24°C85 mm28°C
March30°C25°C129 mm29°C
April29°C26°C239 mm29°C
May29°C26°C244 mm29°C
June28°C26°C155 mm28°C
July28°C25°C114 mm27°C
August28°C25°C135 mm27°C
September28°C25°C188 mm28°C
October28°C25°C303 mm28°C
November28°C25°C332 mm28°C
December28°C24°C192 mm28°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 Kalutara comes from the ECMWF model and is computed for the point 6.58°N, 79.96°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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