WXSIM Forecast for:
Winchester
Issued by: winchesterweather.org.uk |
| Updated: Wednesday, 22-Jul-2026 04:00 pm |
Tonight

Mostly Cloudy |
Thursday

Mostly Cloudy |
Thursday night

Mostly Cloudy |
Friday

Mostly Cloudy |
Friday night

Mostly Cloudy |
Saturday

Partly Cloudy |
Saturday night

Mostly Cloudy |
Sunday

Mostly Cloudy |
Sunday night

Mostly Cloudy |
Monday

Sunny |
Monday night

Fog late |
Tuesday

Fog a.m. |
Tuesday night

Fog late |
Wednesday

Fog a.m. |
Wednesday night

Fog late |
Thursday

Partly Cloudy |
Thursday night

Clear |
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<2 mm. |
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<2 mm. |
<2 mm. |
<2 mm. |
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| Low: 16° |
High: 25° |
Low: 15° |
High: 27° |
Low: 15° |
High: 25° |
Low: 16° |
High: 23° |
Low: 12° |
High: 26° |
Low: 11° |
High: 28° |
Low: 12° |
High: 28° |
Low: 12° |
High: 28° |
Low: 13° |
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ESE 3 mph Light air |
SSE 3→8-17 mph Moderate breeze |
S 5-16 mph Moderate breeze |
SW 5-16→10-19 mph Fresh breeze |
WSW→NNW 9-18→4 mph Moderate breeze |
WNW 7-21→16-25 mph Strong breeze |
WNW 11-23→7 mph Fresh breeze |
WNW 10-20→13-22 mph Fresh breeze |
NW 10-19→6 mph Fresh breeze |
NW→WSW 7-16 mph Moderate breeze |
WSW 8-15→2 mph Moderate breeze |
SSW 5→10-18 mph Moderate breeze |
W 6-15 mph Moderate breeze |
WSW 5→9-17 mph Moderate breeze |
W 9-17→5 mph Moderate breeze |
NW 4 mph Light breeze |
WSW→ENE 3 mph Light air |
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UV: 6 High |
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UV: 5 Medium |
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UV: 6 High |
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UV: 6 High |
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UV: 6 High |
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UV: 5 Medium |
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Tonight
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Fair in the evening, becoming partly to mostly cloudy after midnight. Low 16°. Wind east-southeast around 3 mph. |
Thursday
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Mostly cloudy to cloudy. A slight chance of rain. High 25°. Wind south-southeast around 3 mph in the morning, becoming 8 mph, gusting to 17 mph, in the afternoon. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm. |
Thursday night
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Partly to mostly cloudy. Low 15°. Wind south around 5 mph, gusting to 16 mph. |
Friday
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Partly to mostly cloudy in the morning, becoming partly to mostly sunny in the afternoon. Warm. High 27°. UV index up to 6. Wind southwest around 5 mph, gusting to 16 mph, in the morning, becoming 10 mph, gusting to 19 mph, in the afternoon. |
Friday night
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Clear in the evening, becoming partly to mostly cloudy after midnight. Low 15°. Wind west-southwest around 9 mph, gusting to 18 mph, in the evening, becoming north-northwest around 4 mph after midnight. |
Saturday
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Partly cloudy. Breezy. High 25°. UV index up to 5. Wind west-northwest around 7 mph, gusting to 21 mph, in the morning, becoming 16 mph, gusting to 25 mph, in the afternoon. |
Saturday night
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Mostly cloudy to cloudy in the evening, becoming dense overcast after midnight. A chance of rain after midnight. Low 16°. Wind west-northwest around 11 mph, gusting to 23 mph, in the evening, becoming 7 mph after midnight. Chance of precipitation 30 percent. Precipitation mostly less than 2 mm. |
Sunday
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Cloudy in the morning, becoming mostly cloudy to cloudy in the afternoon. A slight chance of rain. Breezy. High 23°. Wind west-northwest around 10 mph, gusting to 20 mph, in the morning, becoming 13 mph, gusting to 22 mph, in the afternoon. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm. |
Sunday night
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Mostly cloudy in the evening, becoming clear after midnight. A slight chance of rain. Low 12°. Wind northwest around 10 mph, gusting to 19 mph, in the evening, becoming 6 mph after midnight. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm. |
Monday
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Sunny. Warm. High 26°. UV index up to 6. Wind northwest around 7 mph, gusting to 16 mph, in the morning, becoming west-southwest in the afternoon. |
Monday night
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Clear. Patchy light fog after midnight. Low 11°. Wind west-southwest around 8 mph, gusting to 15 mph, in the evening, becoming 2 mph after midnight. |
Tuesday
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Sunny. Patchy light fog in the morning. Warm. High 28°. UV index up to 6. Wind south-southwest around 5 mph in the morning, becoming 10 mph, gusting to 18 mph, in the afternoon. |
Tuesday night
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Mostly clear in the evening, becoming clear after midnight. Patchy light fog after midnight. Low 12°. Wind west around 6 mph, gusting to 15 mph. |
Wednesday
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Sunny in the morning, becoming partly to mostly sunny in the afternoon. Patchy light fog in the morning. Warm. High 28°. UV index up to 6. Wind west-southwest around 5 mph in the morning, becoming 9 mph, gusting to 17 mph, in the afternoon. |
Wednesday night
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Partly cloudy. Patchy light fog after midnight. Low 12°. Wind west around 9 mph, gusting to 17 mph, in the evening, becoming 5 mph after midnight. |
Thursday
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Sunny in the morning, becoming partly cloudy in the afternoon. Warm. High 28°. UV index up to 5. Wind northwest around 4 mph. |
Thursday night
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Clear in the evening, becoming fair after midnight. Low 13°. Wind west-southwest around 3 mph in the evening, becoming east-northeast after midnight. |
WXSIM forecast formatting script by Saratoga-Weather.org.
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