| WXSIM Forecast for:
Winchester Issued by: winchesterweather.org.uk |
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| Updated: Thursday, 27-Aug-2026 06:00 am | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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| Today |
Dense overcast in the morning, becoming partly cloudy in the afternoon. Patchy light fog. A chance of rain in the morning, then a slight chance of rain in the afternoon. Scattered thundershowers possible. High 22°. UV index up to 4. Wind south-southeast around 4 mph in the morning, becoming south-southwest around 7 mph, gusting to 17 mph, in the afternoon. Chance of precipitation 60 percent. Precipitation mostly around 5 mm. |
| Tonight |
Mostly cloudy to cloudy in the evening, becoming fair after midnight. Light to moderate fog after midnight. A slight chance of rain. Low 15°. Wind south-southwest around 7 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm. |
| Friday |
Mostly sunny in the morning, becoming partly to mostly cloudy in the afternoon. Light to moderate fog in the morning. A slight chance of rain in the afternoon. Breezy. High 21°. Wind south-southwest around 8 mph, gusting to 21 mph, in the morning, becoming 16 mph, gusting to 24 mph, in the afternoon. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm. |
| Friday night |
Mostly cloudy to cloudy in the evening, becoming dense overcast after midnight. A chance of rain. Breezy. Low 15°. Wind southwest around 13 mph, gusting to 24 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm. |
| Saturday |
Cloudy in the morning, becoming partly cloudy in the afternoon. A chance of rain in the morning, then a slight chance of rain in the afternoon. Windy. High 21°. UV index up to 5. Wind south-southwest around 13 mph, gusting to 25 mph, in the morning, becoming 21 mph, gusting to 29 mph, in the afternoon. Chance of precipitation 40 percent. Precipitation mostly around 2 mm. |
| Saturday night |
Fair to partly cloudy in the evening, becoming mostly cloudy to cloudy after midnight. Patchy light fog after midnight. A slight chance of rain after midnight. Breezy. Low 14°. Wind southwest around 16 mph, gusting to 26 mph, in the evening, becoming 11 mph, gusting to 19 mph, after midnight. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm. |
| Sunday |
Cloudy in the morning, becoming mostly cloudy in the afternoon. Patchy light fog in the morning. A slight chance of rain. Breezy. High 19°. Wind southwest around 9 mph, gusting to 18 mph, in the morning, becoming 15 mph, gusting to 22 mph, in the afternoon. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm. |
| Sunday night |
Partly cloudy in the evening, becoming fair after midnight. Patchy light fog. A chance of rain in the evening, then a slight chance of rain after midnight. Breezy. Low 13°. Wind southwest around 12 mph, gusting to 20 mph. Chance of precipitation 50 percent. Precipitation mostly between 2 and 5 mm. |
| Monday |
Partly to mostly sunny in the morning, becoming cloudy in the afternoon. A slight chance of rain. Breezy. High 21°. Wind west-southwest around 11 mph, gusting to 20 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm. |
| Monday night |
Cloudy. Low 15°. Wind west-southwest around 8 mph, gusting to 17 mph, in the evening, becoming 4 mph after midnight. |
| Tuesday |
Partly to mostly cloudy in the morning, becoming mostly cloudy to cloudy in the afternoon. A slight chance of rain. High 20°. Wind west-southwest around 8 mph, gusting to 21 mph, in the morning, becoming 13 mph, gusting to 21 mph, in the afternoon. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm. |
| Tuesday night |
Partly cloudy. Patchy light fog. A slight chance of rain. Low 12°. Wind west around 8 mph, gusting to 17 mph, in the evening, becoming 4 mph after midnight. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm. |
| Wednesday |
Mostly cloudy in the morning, becoming dense overcast in the afternoon. Patchy light fog in the morning. A slight chance of rain. High 19°. Wind west around 5 mph in the morning, becoming southwest around 10 mph, gusting to 19 mph, in the afternoon. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm. |
| Wednesday night |
Dense overcast in the evening, becoming mostly cloudy to cloudy after midnight. A chance of rain in the evening, then a slight chance of rain after midnight. Breezy. Low 15°. Wind southwest around 12 mph, gusting to 21 mph, in the evening, becoming 15 mph, gusting to 22 mph, after midnight. Chance of precipitation 60 percent. Precipitation mostly around 5 mm. |
| Thursday |
Mostly cloudy to cloudy. A slight chance of rain. Breezy. High 20°. Wind southwest around 13 mph, gusting to 21 mph, in the morning, becoming west in the afternoon. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm. |
| Thursday night |
Partly cloudy. Patchy light fog after midnight. Low 12°. Wind west around 9 mph, gusting to 18 mph, in the evening, becoming 5 mph after midnight. |
| Friday |
Dense overcast. Rain likely. Breezy. High 19°. Wind southwest around 6 mph, gusting to 17 mph, in the morning, becoming 17 mph, gusting to 25 mph, in the afternoon. Chance of precipitation 70 percent. Precipitation mostly between 5 and 10 mm. |
| Friday night |
Cloudy in the evening, becoming partly cloudy after midnight. Patchy light fog. A slight chance of rain. Low 13°. Wind northwest around 8 mph, gusting to 20 mph, in the evening, becoming 3 mph after midnight. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm. |
WXSIM forecast formatting script by Saratoga-Weather.org.
Never base important decisions or events on data from this private weather station, which is offered as a general guide to local conditions only. Thankyou.