Gampaha weather

The forecast for Gampaha (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 Lanka7.09°N, 79.99°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
    42 mm · gusts 35 km/h    26°C 24°C
  2. TomorrowOctober 27Light rain
    5 mm · gusts 31 km/h    28°C 23°C
  3. WednesdayOctober 28Heavy rain
    24 mm · gusts 33 km/h    27°C 23°C
  4. ThursdayOctober 29Rain
    9 mm · gusts 30 km/h    28°C 23°C
  5. FridayOctober 30Rain
    3 mm · gusts 11 km/h    30°C 24°C
  6. SaturdayOctober 31Light rain
    3 mm · gusts 13 km/h    31°C 23°C
  7. SundayNovember 1Light rain
    0.2 mm · gusts 22 km/h    31°C 23°C
  8. MondayNovember 2Light rain
    0.9 mm · gusts 25 km/h    30°C 23°C
  9. TuesdayNovember 3Light rain
    0.2 mm · gusts 25 km/h    30°C 23°C
  10. WednesdayNovember 4Partly cloudy
    0.2 mm · gusts 23 km/h    30°C 22°C

Over the next 10 days in Gampaha, temperatures will range from 22°C to 31°C, with 87 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.

Gampaha wind forecast for 10 days

Windiest: today - average 10 km/h, gusts up to 35 km/h. Calmest: Sunday, November 1 - average 5 km/h. The wind blows most often from the south.

DayWindGustsDirection
Today10 km/h35 km/h southwest
Tomorrow10 km/h31 km/h south
Wed, 10/2810 km/h33 km/h south
Thu, 10/299 km/h30 km/h south
Fri, 10/307 km/h11 km/h south
Sat, 10/315 km/h13 km/h northwest
Sun, 11/15 km/h22 km/h south
Mon, 11/26 km/h25 km/h south
Tue, 11/36 km/h25 km/h south
Wed, 11/45 km/h23 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 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).

MonthDayNightRain
January29°C22°C75 mm
February30°C22°C71 mm
March31°C24°C116 mm
April30°C25°C226 mm
May29°C26°C224 mm
June28°C25°C143 mm
July28°C25°C99 mm
August28°C24°C113 mm
September28°C25°C163 mm
October28°C24°C292 mm
November28°C24°C304 mm
December28°C23°C174 mm

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 Gampaha comes from the ECMWF model and is computed for the point 7.09°N, 79.99°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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