| WXSIM Forecast for:
Winchester Issued by: winchesterweather.org.uk |
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| Updated: Sunday, 23-Aug-2026 11:00 pm | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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| Rest of tonight |
Mostly cloudy. Low 11°. Wind east-northeast around 6 mph. |
| Monday |
Mostly cloudy in the morning, becoming partly to mostly cloudy in the afternoon. Breezy. High 21°. Wind east-northeast around 13 mph, gusting to 21 mph. |
| Monday night |
Partly to mostly cloudy in the evening, becoming cloudy after midnight. A slight chance of rain. Breezy. Low 14°. Wind east-northeast around 13 mph, gusting to 21 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm. |
| Tuesday |
Mostly cloudy in the morning, becoming mostly cloudy to cloudy in the afternoon. Breezy. High 22°. Wind east around 11 mph, gusting to 18 mph. |
| Tuesday night |
Mostly cloudy to cloudy in the evening, becoming partly cloudy after midnight. A slight chance of rain. Low 13°. Wind east-southeast around 3 mph in the evening, becoming south-southeast after midnight. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm. |
| Wednesday |
Mostly sunny in the morning, becoming partly to mostly cloudy in the afternoon. A slight chance of rain in the afternoon. Warm. High 26°. UV index up to 4. Wind south-southwest around 4 mph, gusting to 17 mph, in the morning, becoming 10 mph, gusting to 19 mph, in the afternoon. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm. |
| Wednesday night |
Mostly cloudy to cloudy in the evening, becoming cloudy after midnight. A slight chance of rain in the evening, then a chance of rain after midnight. Scattered thundershowers possible. Low 18°. Wind southeast around 5 mph. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm. |
| Thursday |
Cloudy in the morning, becoming partly to mostly cloudy in the afternoon. A slight chance of rain. Precipitation showery or intermittent. Warm. High 24°. Wind south-southwest around 7 mph, gusting to 17 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm. |
| Thursday night |
Mostly cloudy in the evening, becoming cloudy after midnight. A slight chance of rain. Low 16°. Wind south-southwest around 6 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm. |
| Friday |
Mostly cloudy. A slight chance of rain. Scattered thundershowers possible. Warm. High 24°. Wind west-southwest around 7 mph, gusting to 18 mph, in the morning, becoming 11 mph, gusting to 19 mph, in the afternoon. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm. |
| Friday night |
Partly cloudy in the evening, becoming mostly cloudy after midnight. A slight chance of rain. Precipitation showery or intermittent. Low 15°. Wind west-southwest around 8 mph, gusting to 18 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm. |
| Saturday |
Partly to mostly sunny. Breezy and warm. High 24°. UV index up to 4. Wind west-southwest around 12 mph, gusting to 24 mph, in the morning, becoming 15 mph, gusting to 25 mph, in the afternoon. |
| Saturday night |
Partly cloudy in the evening, becoming mostly cloudy to cloudy after midnight. A slight chance of rain after midnight. Low 14°. Wind west around 8 mph, gusting to 21 mph, in the evening, becoming 3 mph after midnight. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm. |
| Sunday |
Dense overcast in the morning, becoming cloudy in the afternoon. Patchy light fog. Rain likely in the morning, then a chance of rain in the afternoon. High 18°. Wind southeast around 3 mph in the morning, becoming northwest in the afternoon. Chance of precipitation 80 percent. Precipitation mostly between 20 and 30 mm. |
| Sunday night |
Partly cloudy in the evening, becoming fair after midnight. Patchy light fog after midnight. A slight chance of rain. Low 13°. Wind southwest around 5 mph in the evening, becoming 10 mph after midnight. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm. |
| 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. Windy. High 20°. Wind southwest around 15 mph, gusting to 24 mph, in the morning, becoming 19 mph, gusting to 26 mph, in the afternoon. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm. |
| Monday night |
Clear. Patchy light fog after midnight. Breezy and cool. Low 10°. Wind west around 14 mph, gusting to 23 mph, in the evening, becoming 9 mph, gusting to 15 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.