Colombo weather

The forecast for Colombo (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 Lanka6.94°N, 79.85°EAsia/Colombo (UTC+5:30)ECMWF: October 25 at 05:30 PM

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Next 48 hours (local time)

10-day forecast

  1. TodayOctober 26Heavy rain
    51 mm · gusts 42 km/h    26°C 26°C
  2. TomorrowOctober 27Rain
    9 mm · gusts 39 km/h    27°C 25°C
  3. WednesdayOctober 28Rain
    29 mm · gusts 39 km/h    27°C 25°C
  4. ThursdayOctober 29Rain
    9 mm · gusts 29 km/h    28°C 26°C
  5. FridayOctober 30Light rain
    3 mm · gusts 14 km/h    29°C 26°C
  6. SaturdayOctober 31Light rain
    2 mm · gusts 16 km/h    29°C 25°C
  7. SundayNovember 1Light rain
    0.8 mm · gusts 20 km/h    29°C 25°C
  8. MondayNovember 2Light rain
    0.6 mm · gusts 24 km/h    29°C 26°C
  9. TuesdayNovember 3Partly cloudy
    0.1 mm · gusts 20 km/h    29°C 26°C
  10. WednesdayNovember 4Partly cloudy
    0.2 mm · gusts 20 km/h    28°C 25°C

Over the next 10 days in Colombo, temperatures will range from 25°C to 29°C, with 104 mm of rain or snow in total. Days with at least 1 mm of precipitation: 6. ECMWF model run from October 25 at 05:30 PM.

Colombo wind forecast for 10 days

Windiest: today - average 20 km/h, gusts up to 42 km/h. Calmest: Wednesday, November 4 - average 5 km/h. The wind blows most often from the southwest.

DayWindGustsDirection
Today20 km/h42 km/h west
Tomorrow13 km/h39 km/h southwest
Wed, 10/2818 km/h39 km/h southwest
Thu, 10/2914 km/h29 km/h southwest
Fri, 10/309 km/h14 km/h southwest
Sat, 10/317 km/h16 km/h northwest
Sun, 11/17 km/h20 km/h southwest
Mon, 11/29 km/h24 km/h southwest
Tue, 11/36 km/h20 km/h southwest
Wed, 11/45 km/h20 km/h southwest

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Climate through the year

In October, daytime temperatures here average 28°C and nights 24°C, with about 292 mm of rain over the month. The sea is around 28°C at that time. The warmest month is March (an average of 31°C by day), the coolest is July (28°C by day, 25°C at night). The wettest month is November (about 304 mm) and the driest is February (71 mm). The sea temperature ranges from about 27°C in July to 30°C in April.

MonthDayNightRainSea
January29°C22°C75 mm28°C
February30°C22°C71 mm28°C
March31°C24°C116 mm29°C
April30°C25°C226 mm30°C
May29°C26°C224 mm29°C
June28°C25°C143 mm28°C
July28°C25°C99 mm27°C
August28°C24°C113 mm27°C
September28°C25°C163 mm28°C
October28°C24°C292 mm28°C
November28°C24°C304 mm29°C
December28°C23°C174 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 Colombo comes from the ECMWF model and is computed for the point 6.94°N, 79.85°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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