On Sunday, December 1, mostly partly cloudy, light rain, thunderstorm possible are expected in Chilaw. The lowest air temperature will be +28°C at 6 am, the highest temperature will be +30°C around 3 pm. The atmospheric pressure will be within 753-756 mm Hg. The relative humidity 67-82%. The wind will be mainly southwesterly 7 m/s with maximum gusts up to 10 m/s. Ultraviolet index 10, enhanced sun protection is required

On Monday, December 2, mostly partly cloudy, light rain, thunderstorm possible are expected in Chilaw. The lowest air temperature will be +27°C at 6 am, the highest temperature will be +30°C around 3 pm. The atmospheric pressure will be within 754-756 mm Hg. The relative humidity 69-78%. The wind will be mainly southwesterly 6 m/s with maximum gusts up to 10 m/s. Ultraviolet index 9, enhanced sun protection is required

On Tuesday, December 3, mostly partly cloudy, no precipitation are expected in Chilaw. The lowest air temperature will be +27°C at 6 am, the highest temperature will be +30°C around 3 pm. The atmospheric pressure will be within 754-757 mm Hg. The relative humidity 68-82%. The wind will be mainly southwesterly 6 m/s with maximum gusts up to 8 m/s. Ultraviolet index 9, enhanced sun protection is required

On Wednesday, December 4, mostly partly cloudy, rain, thunderstorm are expected in Chilaw. The lowest air temperature will be +26°C at 6 am, the highest temperature will be +30°C at noon. The atmospheric pressure will be within 754-757 mm Hg. The relative humidity 70-87%. The wind will be mainly southwesterly 3 m/s with maximum gusts up to 4 m/s. Ultraviolet index 9, enhanced sun protection is required

On Thursday, December 5, mostly partly cloudy, rain, thunderstorm are expected in Chilaw. The lowest air temperature will be +26°C at 6 am, the highest temperature will be +30°C at noon. The atmospheric pressure will be within 754-757 mm Hg. The relative humidity 74-91%. The wind will be mainly southwesterly 3 m/s with maximum gusts up to 5 m/s. Ultraviolet index 10, enhanced sun protection is required

On Friday, December 6, mostly partly cloudy, light rain, thunderstorm possible are expected in Chilaw. The lowest air temperature will be +26°C at 6 am, the highest temperature will be +31°C around 3 pm. The atmospheric pressure will be within 753-756 mm Hg. The relative humidity 68-89%. The wind will be mainly southwesterly 3 m/s with maximum gusts up to 3 m/s. Ultraviolet index 9, enhanced sun protection is required

On Saturday, December 7, mostly partly cloudy, rain, thunderstorm are expected in Chilaw. The lowest air temperature will be +26°C at 6 am, the highest temperature will be +30°C around 3 pm. The atmospheric pressure will be within 753-756 mm Hg. The relative humidity 72-87%. The wind will be mainly northwesterly 2 m/s with maximum gusts up to 4 m/s. Ultraviolet index 9, enhanced sun protection is required

On Sunday, December 8, mostly cloudy weather, rain, thunderstorm are expected in Chilaw. The lowest air temperature will be +26°C at 6 am, the highest temperature will be +30°C around 3 pm. The atmospheric pressure will be within 753-756 mm Hg. The relative humidity 67-85%. The wind will be mainly northerly 4 m/s with maximum gusts up to 11 m/s. Ultraviolet index 7, sun protection is required

On Monday, December 9, mostly partly cloudy, rain, thunderstorm are expected in Chilaw. The lowest air temperature will be +26°C at 6 am, the highest temperature will be +29°C around 3 pm. The atmospheric pressure will be within 753-756 mm Hg. The relative humidity 72-83%. The wind will be mainly westerly 2 m/s with maximum gusts up to 3 m/s. Ultraviolet index 10, enhanced sun protection is required