| WXSIM Forecast for:
Winchester Issued by: winchesterweather.org.uk |
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| Updated: Monday, 07-Sep-2026 11:00 am | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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| This afternoon |
Mostly cloudy to cloudy. A slight chance of rain. Breezy. High 22°. Wind west-southwest around 11 mph, gusting to 21 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm. |
| Tonight |
Mostly cloudy to cloudy in the evening, becoming dense overcast after midnight. Patchy light fog after midnight. Rain likely after midnight. Low 13°. Wind west-southwest around 5 mph. Chance of precipitation 70 percent. Precipitation mostly around 10 mm. |
| Tuesday |
Dense overcast in the morning, becoming mostly cloudy in the afternoon. Patchy light fog. Rain likely. High 15°. Wind northwest around 2 mph in the morning, becoming 9 mph, gusting to 18 mph, in the afternoon. Chance of precipitation 80 percent. Precipitation mostly between 40 and 60 mm. |
| Tuesday night |
Clear. Patchy light fog. Low 10°. Wind west-northwest around 9 mph, gusting to 17 mph. |
| Wednesday |
Partly to mostly sunny in the morning, becoming sunny in the afternoon. Patchy light fog in the morning. High 18°. Wind west around 7 mph, gusting to 16 mph. |
| Wednesday night |
Fair in the evening, becoming mostly cloudy after midnight. Low 11°. Wind west around 3 mph. |
| Thursday |
Mostly cloudy in the morning, becoming partly to mostly cloudy in the afternoon. A slight chance of rain. High 20°. Wind southwest around 4 mph in the morning, becoming 9 mph, gusting to 18 mph, in the afternoon. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm. |
| Thursday night |
Dense overcast in the evening, becoming partly to mostly cloudy after midnight. A slight chance of rain. Low 14°. Wind southwest around 7 mph, gusting to 16 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm. |
| Friday |
Mostly cloudy to cloudy. A chance of rain. High 19°. Wind southwest around 7 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm. |
| Friday night |
Partly cloudy in the evening, becoming fair after midnight. Patchy light fog after midnight. Low 12°. Wind north-northeast around 3 mph. |
| Saturday |
Partly to mostly cloudy in the morning, becoming partly to mostly sunny in the afternoon. Patchy light fog in the morning. High 22°. UV index up to 4. Wind southwest around 3 mph in the morning, becoming 8 mph, gusting to 16 mph, in the afternoon. |
| Saturday night |
Cloudy. A chance of rain. Low 16°. Wind southwest around 6 mph in the evening, becoming 9 mph after midnight. Chance of precipitation 40 percent. Precipitation mostly around 2 mm. |
| Sunday |
Partly to mostly cloudy in the morning, becoming mostly cloudy in the afternoon. A slight chance of rain. High 21°. Wind west around 10 mph, gusting to 19 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm. |
| Sunday night |
Partly to mostly cloudy in the evening, becoming fair to partly cloudy after midnight. Patchy light fog after midnight. Low 12°. Wind west around 4 mph. |
| Monday |
Partly cloudy in the morning, becoming partly to mostly cloudy in the afternoon. Patchy light fog in the morning. A slight chance of rain. Mild. High 22°. Wind south-southwest around 6 mph, gusting to 15 mph, in the morning, becoming 10 mph, gusting to 17 mph, in the afternoon. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm. |
| Monday night |
Fair in the evening, becoming partly cloudy after midnight. Low 13°. Wind southwest around 5 mph. |
| Tuesday |
Partly cloudy. High 21°. Wind northwest around 5 mph. |
| Tuesday night |
Mostly clear in the evening, becoming partly cloudy after midnight. Patchy light fog. Low 12°. Wind north-northwest around 4 mph in the evening, becoming north-northeast after midnight. |
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.