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