WXSIM Forecast for: Sondrio Issued by: OSSERVATORIO METEO AMATORIALE DI MONTAGNA IN VALTELLINA

Updated: Thursday, 27-Aug-2026 07:00 pm

Tonight Chance rain Friday Chance rain Friday night Rain likely Saturday Fog a.m. Saturday night Fog late Sunday Fog a.m. Sunday night Fog late <5 mm. 7 mm. 15 mm. <2 mm. <2 mm. <2 mm. Low: 21° High: 30° Low: 21° High: 27° Low: 19° High: 27° Low: 19°               S→E calm Calm SSW 6→13-25 kph Moderate breeze SE→NNE 4 kph Light air N→S 5 kph Light air NNW 3 kph Light air SSW calm→7 kph Light breeze SSW→N 3 kph Light air UV: 6  High  UV: 6  High  UV: 6  High

Tonight	Partly cloudy. Patchy light fog after midnight. A slight chance of rain in the evening, then a chance of rain after midnight. Low 21°. Wind south near calm in the evening, becoming east after midnight. Chance of precipitation 40 percent. Precipitation mostly between 2 and 5 mm.
Friday	Partly cloudy in the morning, becoming mostly cloudy in the afternoon. Patchy light fog. A slight chance of rain in the morning, then a chance of rain in the afternoon. High 30°. UV index up to 6. Wind south-southwest around 6 kph in the morning, becoming 13 kph, gusting to 25 kph, in the afternoon. Chance of precipitation 60 percent. Precipitation mostly between 5 and 10 mm.
Friday night	Partly to mostly cloudy in the evening, becoming partly cloudy after midnight. Moderate fog. A chance of rain in the evening, then rain likely after midnight. Low 21°. Wind southeast around 4 kph in the evening, becoming north-northeast after midnight. Chance of precipitation 70 percent. Precipitation mostly between 10 and 20 mm.
Saturday	Sunny in the morning, becoming partly cloudy in the afternoon. Moderate to dense fog in the morning, then patchy light fog in the afternoon. High 27°. UV index up to 6. Wind north around 5 kph in the morning, becoming south in the afternoon.
Saturday night	Fair to partly cloudy in the evening, becoming clear after midnight. Patchy light fog in the evening, then light to moderate fog after midnight. A slight chance of rain. Low 19°. Wind north-northwest around 3 kph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Sunday	Sunny in the morning, becoming partly cloudy in the afternoon. Light to moderate fog in the morning. A slight chance of rain in the afternoon. High 27°. UV index up to 6. Wind south-southwest near calm in the morning, becoming 7 kph in the afternoon. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Sunday night	Fair to partly cloudy in the evening, becoming mostly clear after midnight. Patchy light fog in the evening, then light to moderate fog after midnight. A slight chance of rain. Low 19°. Wind south-southwest around 3 kph in the evening, becoming north after midnight. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.

WXSIM forecast formatting script by Saratoga-Weather.org.
Animated forecast icons www.meteomontagnavaltellina.it.