| WXSIM Forecast for:
Winchester Issued by: winchesterweather.org.uk |
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| Updated: Sunday, 23-Aug-2026 10:00 am | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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| This afternoon |
Clear. High 22°. UV index up to 4. Wind east-southeast around 5 mph. |
| Tonight |
Fair in the evening, becoming partly to mostly cloudy after midnight. Low 13°. Wind east-southeast around 6 mph. |
| Monday |
Partly to mostly cloudy in the morning, becoming partly cloudy in the afternoon. Breezy. High 23°. Wind east-southeast around 13 mph, gusting to 22 mph. |
| Monday night |
Partly to mostly cloudy in the evening, becoming mostly cloudy to cloudy after midnight. Breezy. Low 15°. Wind east-northeast around 13 mph, gusting to 22 mph. |
| Tuesday |
Mostly cloudy to cloudy. A slight chance of rain. High 22°. Wind east-northeast around 11 mph, gusting to 18 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm. |
| Tuesday night |
Partly to mostly cloudy in the evening, becoming mostly cloudy to cloudy after midnight. A slight chance of rain. Low 14°. Wind east-southeast around 5 mph in the evening, becoming near calm after midnight. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm. |
| Wednesday |
Partly cloudy in the morning, becoming mostly cloudy in the afternoon. Warm. High 24°. Wind south-southwest around 3 mph, gusting to 16 mph, in the morning, becoming 9 mph, gusting to 18 mph, in the afternoon. |
| Wednesday night |
Mostly cloudy to cloudy in the evening, becoming cloudy after midnight. Light to moderate fog after midnight. A chance of rain in the evening, then rain likely after midnight. Scattered thundershowers possible. Low 15°. Wind southeast around 2 mph. Chance of precipitation 80 percent. Precipitation mostly between 10 and 20 mm. |
| Thursday |
Cloudy in the morning, becoming mostly cloudy to cloudy in the afternoon. Patchy light fog in the morning. A slight chance of rain. Scattered thundershowers possible. High 22°. Wind southwest around 5 mph in the morning, becoming 9 mph, gusting to 17 mph, in the afternoon. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm. |
| Thursday night |
Mostly cloudy in the evening, becoming partly cloudy after midnight. A slight chance of rain. Scattered thundershowers possible. Low 14°. Wind southwest around 4 mph, gusting to 15 mph. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm. |
| Friday |
Mostly cloudy in the morning, becoming cloudy in the afternoon. A chance of rain in the morning, then rain likely in the afternoon. Scattered thundershowers possible. High 20°. Wind southeast around 4 mph. Chance of precipitation 70 percent. Precipitation mostly between 5 and 10 mm. |
| Friday night |
Partly to mostly cloudy in the evening, becoming fair after midnight. Moderate fog. A chance of rain. Low 13°. Wind west around 6 mph. Chance of precipitation 40 percent. Precipitation mostly around 2 mm. |
| Saturday |
Mostly cloudy to cloudy in the morning, becoming dense overcast in the afternoon. Light to moderate fog in the morning. A chance of rain. Precipitation showery or intermittent. Breezy. High 19°. Wind southwest around 10 mph, gusting to 20 mph, in the morning, becoming 15 mph, gusting to 23 mph, in the afternoon. Chance of precipitation 50 percent. Precipitation mostly around 2 mm. |
| Saturday night |
Mostly cloudy in the evening, becoming mostly cloudy to cloudy after midnight. A slight chance of rain. Breezy. Low 16°. Wind southwest around 12 mph, gusting to 20 mph. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm. |
| Sunday |
Mostly cloudy to cloudy. A slight chance of rain in the morning, then a chance of rain in the afternoon. Breezy. High 20°. Wind southwest around 15 mph, gusting to 23 mph. Chance of precipitation 40 percent. Precipitation mostly around 2 mm. |
| Sunday night |
Partly cloudy in the evening, becoming fair after midnight. Light to moderate fog in the evening, then moderate fog after midnight. A slight chance of rain. Low 12°. Wind west-southwest around 8 mph, gusting to 19 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm. |
| Monday |
Mostly cloudy to cloudy. Light to moderate fog in the morning. A slight chance of rain. High 18°. Wind west-southwest around 11 mph, gusting to 17 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm. |
| Monday night |
Mostly cloudy to cloudy in the evening, becoming partly to mostly cloudy after midnight. Low 12°. Wind west-southwest around 7 mph in the evening, becoming northwest around 3 mph 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.