On Monday, 23 September, mostly cloudy weather, no precipitation are expected in Viljandi. The lowest air temperature will be +5°C at 6 am, the highest temperature will be +17°C around 6 pm. The atmospheric pressure will be within 753-759 mm Hg. The relative humidity 61-84%. The wind will be mainly southeasterly 3 m/s with maximum gusts up to 9 m/s. Ultraviolet index 3, sun protection is required

On Tuesday, 24 September, mostly semi-transparent clouds, no precipitation are expected in Viljandi. The lowest air temperature will be +11°C at 6 am, the highest temperature will be +21°C around 3 pm. The atmospheric pressure will be within 748-752 mm Hg. The relative humidity 52-88%. The wind will be mainly southerly 4 m/s with maximum gusts up to 11 m/s. Ultraviolet index 3, sun protection is required

On Wednesday, 25 September, mostly cloudy weather, light rain are expected in Viljandi. The lowest air temperature will be +13°C at 6 am, the highest temperature will be +17°C around 3 pm. The atmospheric pressure will be within 745-746 mm Hg. The relative humidity 60-88%. The wind will be mainly southerly 4 m/s with maximum gusts up to 11 m/s. Ultraviolet index 1, no sun protection is required

On Thursday, 26 September, mostly cloudy weather, light rain are expected in Viljandi. The lowest air temperature will be +12°C at 6 am, the highest temperature will be +17°C around 3 pm. The atmospheric pressure will be within 737-746 mm Hg. The relative humidity 71-93%. The wind will be mainly southeasterly 6 m/s with maximum gusts up to 12 m/s. Ultraviolet index 3, sun protection is required

On Friday, 27 September, mostly partly cloudy, light rain are expected in Viljandi. The lowest air temperature will be +13°C at 6 am, the highest temperature will be +16°C around 3 pm. The atmospheric pressure will be within 736-742 mm Hg. The relative humidity 74-93%. The wind will be mainly southwesterly 4 m/s with maximum gusts up to 11 m/s. Ultraviolet index 2, no sun protection is required

On Saturday, 28 September, mostly cloudy weather, light rain are expected in Viljandi. The lowest air temperature will be +8°C at 9 pm, the highest temperature will be +12°C at midnight. The atmospheric pressure will be within 743-744 mm Hg. The relative humidity 72-93%. The wind will be mainly southwesterly 7 m/s with maximum gusts up to 16 m/s. Ultraviolet index 1, no sun protection is required

On Sunday, 29 September, mostly partly cloudy, light rain are expected in Viljandi. The lowest air temperature will be +7°C at 3 am, the highest temperature will be +9°C around 6 pm. The atmospheric pressure will be within 744-755 mm Hg. The relative humidity 73-90%. The wind will be mainly southwesterly 5 m/s with maximum gusts up to 9 m/s. Ultraviolet index 2, no sun protection is required

On Monday, 30 September, mostly partly cloudy, light rain are expected in Viljandi. The lowest air temperature will be +5°C at 6 am, the highest temperature will be +11°C around 3 pm. The atmospheric pressure will be within 755-758 mm Hg. The relative humidity 74-97%. The wind will be mainly southeasterly 2 m/s with maximum gusts up to 3 m/s. Ultraviolet index 2, no sun protection is required

On Tuesday, 1 October, mostly partly cloudy, light rain are expected in Viljandi. The lowest air temperature will be +6°C at midnight, the highest temperature will be +11°C at noon. The atmospheric pressure will be within 750-755 mm Hg. The relative humidity 82-98%. The wind will be mainly southwesterly 3 m/s with maximum gusts up to 8 m/s. Ultraviolet index 2, no sun protection is required

On Wednesday, 2 October, mostly partly cloudy, no precipitation are expected in Viljandi. The lowest air temperature will be +9°C at midnight, the highest temperature will be +14°C around 3 pm. The atmospheric pressure will be within 749-752 mm Hg. The relative humidity 87-98%. The wind will be mainly northwesterly 4 m/s with maximum gusts up to 8 m/s. Ultraviolet index 2, no sun protection is required