On Monday, December 2, mostly partly cloudy, no precipitation are expected in Grotto. The lowest air temperature will be -5°C at 4 am, the highest temperature will be -2°C around 4 pm. The atmospheric pressure will be within 726-730 mm Hg. The relative humidity 68-86%. The wind will be mainly westerly 2 m/s with maximum gusts up to 5 m/s. Ultraviolet index 2, no sun protection is required

On Tuesday, December 3, mostly cloudy weather, light snow are expected in Grotto. The lowest air temperature will be -4°C at 4 am, the highest temperature will be -2°C around 4 pm. The atmospheric pressure will be within 730-731 mm Hg. The relative humidity 73-88%. The wind will be mainly westerly 2 m/s with maximum gusts up to 7 m/s. Ultraviolet index 2, no sun protection is required

On Wednesday, December 4, mostly cloudy weather, snow are expected in Grotto. The lowest air temperature will be -4°C at 1 am, the highest temperature will be -3°C around 1 pm. The atmospheric pressure will be within 717-731 mm Hg. The relative humidity 67-92%. The wind will be mainly southerly 7 m/s with maximum gusts up to 16 m/s. Ultraviolet index 2, no sun protection is required

On Thursday, December 5, mostly cloudy weather, snowstorm are expected in Grotto. The lowest air temperature will be -5°C at 7 pm, the highest temperature will be 0°C around 4 am. The atmospheric pressure will be within 713-722 mm Hg. The relative humidity 63-95%. The wind will be mainly westerly 10 m/s with maximum gusts up to 20 m/s. Ultraviolet index 3, sun protection is required

On Friday, December 6, mostly partly cloudy, light snow are expected in Grotto. The lowest air temperature will be -10°C at 10 pm, the highest temperature will be -7°C around 1 am. The atmospheric pressure will be within 724-729 mm Hg. The relative humidity 64-82%. The wind will be mainly westerly 5 m/s with maximum gusts up to 12 m/s. Ultraviolet index 3, sun protection is required

On Saturday, December 7, mostly cloudy weather, snow are expected in Grotto. The lowest air temperature will be -12°C at 1 am, the highest temperature will be -4°C around 10 pm. The atmospheric pressure will be within 718-727 mm Hg. The relative humidity 64-83%. The wind will be mainly southerly 3 m/s with maximum gusts up to 12 m/s. Ultraviolet index 3, sun protection is required

On Sunday, December 8, mostly cloudy weather, light snow are expected in Grotto. The lowest air temperature will be -7°C at 10 pm, the highest temperature will be -3°C around 1 am. The atmospheric pressure will be within 720-729 mm Hg. The relative humidity 72-91%. The wind will be mainly northwesterly 7 m/s with maximum gusts up to 15 m/s. Ultraviolet index 2, no sun protection is required

On Monday, December 9, mostly partly cloudy, no precipitation are expected in Grotto. The lowest air temperature will be -9°C at 1 am, the highest temperature will be 0°C around 4 pm. The atmospheric pressure will be within 729-734 mm Hg. The relative humidity 66-82%. The wind will be mainly southwesterly 1 m/s with maximum gusts up to 7 m/s. Ultraviolet index 3, sun protection is required

On Tuesday, December 10, mostly cloudy weather, precipitation are expected in Grotto. The lowest air temperature will be -2°C at 4 am, the highest temperature will be +3°C around 4 pm. The atmospheric pressure will be within 712-732 mm Hg. The relative humidity 67-87%. The wind will be mainly southeasterly 7 m/s with maximum gusts up to 19 m/s. Ultraviolet index 3, sun protection is required

On Wednesday, December 11, mostly cloudy weather, snow are expected in Grotto. The lowest air temperature will be -7°C at 1 pm, the highest temperature will be -2°C around 1 am. The atmospheric pressure will be within 710-719 mm Hg. The relative humidity 64-88%. The wind will be mainly westerly 6 m/s with maximum gusts up to 13 m/s. Ultraviolet index 2, no sun protection is required