| WXSIM Forecast for:
Winchester Issued by: winchesterweather.org.uk |
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| Updated: Tuesday, 15-Sep-2026 11:00 pm | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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| Rest of tonight |
Clear. Patchy light fog. Low 11°. Wind west-northwest around 6 mph. |
| Wednesday |
Partly cloudy in the morning, becoming mostly cloudy to cloudy in the afternoon. Patchy light fog in the morning. High 19°. Wind west-northwest around 8 mph, gusting to 18 mph. |
| Wednesday night |
Mostly cloudy to cloudy in the evening, becoming cloudy after midnight. A slight chance of rain after midnight. Low 13°. Wind west-northwest around 8 mph, gusting to 16 mph, in the evening, becoming west-southwest after midnight. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm. |
| Thursday |
Cloudy in the morning, becoming partly cloudy in the afternoon. A slight chance of rain. Breezy. High 21°. Wind west-southwest around 13 mph, gusting to 24 mph. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm. |
| Thursday night |
Partly cloudy in the evening, becoming mostly clear after midnight. Low 9°. Wind west-northwest around 9 mph, gusting to 21 mph, in the evening, becoming 5 mph after midnight. |
| Friday |
Partly cloudy in the morning, becoming cloudy in the afternoon. High 18°. Wind west around 5 mph, gusting to 16 mph, in the morning, becoming 12 mph, gusting to 21 mph, in the afternoon. |
| Friday night |
Dense overcast in the evening, becoming cloudy after midnight. A slight chance of rain. Breezy. Low 13°. Wind southwest around 11 mph, gusting to 19 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm. |
| Saturday |
Mostly cloudy to cloudy in the morning, becoming dense overcast in the afternoon. A slight chance of rain. Breezy. High 19°. Wind southwest around 11 mph, gusting to 19 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm. |
| Saturday night |
Mostly cloudy to cloudy in the evening, becoming partly to mostly cloudy after midnight. A slight chance of rain. Low 12°. Wind west-southwest around 6 mph in the evening, becoming west-northwest after midnight. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm. |
| Sunday |
Mostly cloudy to cloudy. High 20°. Wind west-northwest around 3 mph in the morning, becoming 7 mph in the afternoon. |
| Sunday night |
Partly cloudy in the evening, becoming clear after midnight. Low 9°. Wind west-northwest around 3 mph. |
| Monday |
Mostly sunny. Warm. High 22°. Wind northwest around 4 mph in the morning, becoming 8 mph, gusting to 15 mph, in the afternoon. |
| Monday night |
Mostly clear in the evening, becoming clear after midnight. Patchy light fog after midnight. Low 10°. Wind north-northwest around 4 mph. |
| Tuesday |
Sunny in the morning, becoming partly cloudy in the afternoon. Patchy light fog in the morning. Warm. High 23°. Wind east-northeast around 5 mph. |
| Tuesday night |
Clear in the evening, becoming partly cloudy after midnight. Low 12°. Wind east-northeast around 4 mph. |
| Wednesday |
Mostly sunny in the morning, becoming sunny in the afternoon. Patchy light fog in the morning. Unusually warm. High 25°. Wind east-southeast around 7 mph, gusting to 17 mph. |
| Wednesday night |
Clear in the evening, becoming fair to partly cloudy after midnight. Low 11°. Wind east-southeast around 2 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.