| WXSIM Forecast for:
Winchester Issued by: winchesterweather.org.uk |
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| Updated: Monday, 24-Aug-2026 11:00 pm | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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| Rest of tonight |
Mostly cloudy to cloudy. Breezy. Low 15°. Wind north-northeast around 11 mph, gusting to 19 mph. |
| Tuesday |
Mostly cloudy to cloudy in the morning, becoming mostly cloudy in the afternoon. A slight chance of rain. Breezy and warm. High 24°. Wind east-northeast around 13 mph, gusting to 20 mph, in the morning, becoming east-southeast in the afternoon. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm. |
| Tuesday night |
Dense overcast in the evening, becoming mostly cloudy after midnight. A slight chance of rain. Precipitation showery or intermittent. Low 15°. Wind southeast around 6 mph, gusting to 16 mph, in the evening, becoming near calm after midnight. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm. |
| Wednesday |
Partly to mostly sunny in the morning, becoming partly cloudy in the afternoon. Warm. High 26°. UV index up to 5. Wind south-southwest around 3 mph, gusting to 15 mph, in the morning, becoming 8 mph, gusting to 17 mph, in the afternoon. |
| Wednesday night |
Mostly cloudy to cloudy in the evening, becoming dense overcast after midnight. A slight chance of rain in the evening, then a chance of rain after midnight. Precipitation showery or intermittent. Low 17°. Wind east around 4 mph. Chance of precipitation 50 percent. Precipitation mostly between 2 and 5 mm. |
| Thursday |
Dense overcast in the morning, becoming mostly cloudy in the afternoon. A slight chance of rain. Precipitation showery or intermittent. Warm. High 24°. Wind south-southwest around 10 mph, gusting to 18 mph. 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. Low 14°. Wind southwest around 7 mph, gusting to 17 mph, in the evening, becoming 4 mph after midnight. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm. |
| Friday |
Partly to mostly sunny in the morning, becoming mostly cloudy in the afternoon. Warm. High 24°. Wind southwest around 6 mph, gusting to 19 mph, in the morning, becoming 12 mph, gusting to 21 mph, in the afternoon. |
| Friday night |
Partly cloudy in the evening, becoming mostly cloudy to cloudy after midnight. A slight chance of rain after midnight. Low 15°. Wind west-southwest around 7 mph, gusting to 18 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm. |
| Saturday |
Dense overcast. Rain likely. High 18°. Wind west around 10 mph, gusting to 18 mph, in the morning, becoming south-southwest in the afternoon. Chance of precipitation 60 percent. Precipitation mostly around 5 mm. |
| Saturday night |
Fair to partly cloudy in the evening, becoming mostly cloudy after midnight. Patchy light fog. A slight chance of rain. Low 14°. Wind west-southwest around 6 mph. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm. |
| Sunday |
Mostly cloudy in the morning, becoming partly to mostly cloudy in the afternoon. A slight chance of rain in the afternoon. Precipitation showery or intermittent. Breezy. High 22°. UV index up to 4. Wind southwest around 9 mph, gusting to 20 mph, in the morning, becoming 16 mph, gusting to 24 mph, in the afternoon. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm. |
| Sunday night |
Partly cloudy. A slight chance of rain. Breezy. Low 15°. Wind south-southwest around 13 mph, gusting to 22 mph. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm. |
| Monday |
Partly to mostly cloudy. A slight chance of rain. Precipitation showery or intermittent. Breezy. High 20°. Wind southwest around 15 mph, gusting to 24 mph, in the morning, becoming west in the afternoon. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm. |
| Monday night |
Partly to mostly cloudy. A slight chance of rain. Breezy. Low 12°. Wind west around 12 mph, gusting to 22 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm. |
| Tuesday |
Sunny in the morning, becoming partly cloudy in the afternoon. Breezy. High 22°. UV index up to 4. Wind west around 12 mph, gusting to 20 mph. |
| Tuesday night |
Mostly cloudy to cloudy in the evening, becoming dense overcast after midnight. Rain likely after midnight. Low 14°. Wind west around 7 mph, gusting to 15 mph, in the evening, becoming southwest around 10 mph, gusting to 20 mph, after midnight. Chance of precipitation 60 percent. Precipitation mostly around 5 mm. |
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.