On Thursday, 26 September, mostly cloudy weather, light rain are expected in Piiri. The lowest air temperature will be +15°C at 6 am, the highest temperature will be +17°C around 3 pm. The atmospheric pressure will be within 749-755 mm Hg. The relative humidity 75-88%. The wind will be mainly southerly 8 m/s with maximum gusts up to 15 m/s. Ultraviolet index 2, no sun protection is required

On Friday, 27 September, mostly partly cloudy, light rain are expected in Piiri. The lowest air temperature will be +15°C at 6 am, the highest temperature will be +17°C around 3 pm. The atmospheric pressure will be within 745-748 mm Hg. The relative humidity 79-91%. The wind will be mainly southwesterly 5 m/s with maximum gusts up to 12 m/s. Ultraviolet index 3, sun protection is required

On Saturday, 28 September, mostly cloudy weather, light rain are expected in Piiri. The lowest air temperature will be +14°C at 6 am, the highest temperature will be +17°C around 3 pm. The atmospheric pressure will be within 746-751 mm Hg. The relative humidity 65-87%. The wind will be mainly southerly 10 m/s with maximum gusts up to 15 m/s. Ultraviolet index 2, no sun protection is required

On Sunday, 29 September, mostly partly cloudy, light rain are expected in Piiri. The lowest air temperature will be +9°C at 9 pm, the highest temperature will be +12°C at midnight. The atmospheric pressure will be within 753-765 mm Hg. The relative humidity 61-85%. The wind will be mainly southwesterly 14 m/s with maximum gusts up to 19 m/s. Ultraviolet index 2, no sun protection is required

On Monday, 30 September, mostly partly cloudy, no precipitation are expected in Piiri. The lowest air temperature will be +7°C at 6 am, the highest temperature will be +13°C around 3 pm. The atmospheric pressure will be within 767-772 mm Hg. The relative humidity 63-89%. The wind will be mainly southerly 5 m/s with maximum gusts up to 9 m/s. Ultraviolet index 3, sun protection is required

On Tuesday, 1 October, mostly partly cloudy, no precipitation are expected in Piiri. The lowest air temperature will be +9°C at 6 am, the highest temperature will be +12°C around 6 pm. The atmospheric pressure will be within 759-770 mm Hg. The relative humidity 67-81%. The wind will be mainly southeasterly 8 m/s with maximum gusts up to 12 m/s. Ultraviolet index 3, sun protection is required

On Wednesday, 2 October, mostly partly cloudy, light rain are expected in Piiri. The lowest air temperature will be +10°C at 6 am, the highest temperature will be +12°C around 6 pm. The atmospheric pressure will be within 754-757 mm Hg. The relative humidity 82-96%. The wind will be mainly southwesterly 4 m/s with maximum gusts up to 7 m/s. Ultraviolet index 3, sun protection is required

On Thursday, 3 October, mostly cloudy weather, light rain are expected in Piiri. The lowest air temperature will be +9°C at 9 pm, the highest temperature will be +11°C at midnight. The atmospheric pressure will be within 754-756 mm Hg. The relative humidity 83-95%. The wind will be mainly southwesterly 1 m/s with maximum gusts up to 6 m/s. Ultraviolet index 1, no sun protection is required

On Friday, 4 October, mostly cloudy weather, light rain are expected in Piiri. The lowest air temperature will be +8°C at 6 am, the highest temperature will be +10°C around 3 pm. The atmospheric pressure will be within 757-763 mm Hg. The relative humidity 71-89%. The wind will be mainly northerly 3 m/s with maximum gusts up to 5 m/s. Ultraviolet index 2, no sun protection is required