Winter Sky by David Packman  
Online since February 2006  
  

 
 
 
WXSim Local Weather Forecast
   
This local weather forecast was created using WXSim weather simulator software, and is normally updated every hour at 15 minutes past the hour. It is provided to give a guide as to what weather conditions may be experienced locally, and is most accurate for the first 48 hours.
WXSIM Forecast for: Winchester
Issued by: winchesterweather.org.uk
Updated: Friday, 07-Aug-2026 03:00 pm
 
This
afternoon
Mostly Clear
Mostly Clear
Tonight

Partly Cloudy
Partly Cloudy
Saturday

Mostly Cloudy
Mostly Cloudy
Saturday
night
Partly Cloudy
Partly Cloudy
Sunday

Sunny
Sunny
Sunday
night
Partly Cloudy
Partly Cloudy
Monday

Mostly Cloudy
Mostly Cloudy
Monday
night
Clear
Clear
Tuesday

Sunny
Sunny
Tuesday
night
Partly Cloudy
Partly Cloudy
Wednesday

Mostly Cloudy
Mostly Cloudy
Wednesday
night
Clear
Clear
Thursday

Sunny
Sunny
Thursday
night
Clear
Clear
Friday

Sunny
Sunny
Friday
night
Mostly Clear
Mostly Clear
Saturday

Sunny
Sunny
Saturday
night
Partly Cloudy
Partly Cloudy
High: 26° Low: 11° High: 26° Low: 12° High: 28° Low: 15° High: 26° Low: 13° High: 28° Low: 15° High: 29° Low: 14° High: 30° Low: 14° High: 28° Low: 13° High: 26° Low: 14°
                                   
WSW
7-18
mph
Moderate breeze
SW→N
5-16→calm
mph
Moderate breeze
SSE
3→8-16
mph
Moderate breeze
SSE→NNW
2
mph
Light air
NNW→WSW
4→7-16
mph
Moderate breeze
WNW
10-16→5
mph
Moderate breeze
NNW
5
mph
Light breeze
ESE
2→6
mph
Light breeze
ESE
9-19
mph
Fresh breeze
ESE
11-18→8
mph
Moderate breeze
ESE
8-16→11-18
mph
Moderate breeze
SE→NW
3
mph
Light air
NW
5→9-16
mph
Moderate breeze
NW
10-16→5
mph
Moderate breeze
NNW
6
mph
Light breeze
NW
12-17
mph
Moderate breeze
N
8-16
mph
Moderate breeze
SE
3
mph
Light air
UV: 5
 Medium 
UV: 5
 Medium 
UV: 6
 High 
UV: 5
 Medium 
UV: 6
 High 
UV: 6
 High 
UV: 6
 High 
UV: 6
 High 
UV: 6
 High 

 

This afternoon
 
Mostly clear. Warm. High 26°. UV index up to 5. Wind west-southwest around 7 mph, gusting to 18 mph.
Tonight
 
Fair in the evening, becoming fair to partly cloudy after midnight. Low 11°. Wind southwest around 5 mph, gusting to 16 mph, in the evening, becoming north near calm after midnight.
Saturday
 
Partly to mostly cloudy. Warm. High 26°. UV index up to 5. Wind south-southeast around 3 mph in the morning, becoming 8 mph, gusting to 16 mph, in the afternoon.
Saturday night
 
Fair to partly cloudy in the evening, becoming mostly clear after midnight. Low 12°. Wind south-southeast around 2 mph in the evening, becoming north-northwest after midnight.
Sunday
 
Sunny. Unusually hot. High 28°. UV index up to 6. Wind north-northwest around 4 mph in the morning, becoming west-southwest around 7 mph, gusting to 16 mph, in the afternoon.
Sunday night
 
Partly cloudy in the evening, becoming mostly cloudy after midnight. Low 15°. Wind west-northwest around 10 mph, gusting to 16 mph, in the evening, becoming 5 mph after midnight.
Monday
 
Cloudy in the morning, becoming partly to mostly cloudy in the afternoon. Warm. High 26°. UV index up to 5. Wind north-northwest around 5 mph.
Monday night
 
Fair in the evening, becoming clear after midnight. Low 13°. Wind east-southeast around 2 mph in the evening, becoming 6 mph after midnight.
Tuesday
 
Sunny. Warm. High 28°. UV index up to 6. Wind east-southeast around 9 mph, gusting to 19 mph.
Tuesday night
 
Fair to partly cloudy in the evening, becoming partly cloudy after midnight. Low 15°. Wind east-southeast around 11 mph, gusting to 18 mph, in the evening, becoming 8 mph after midnight.
Wednesday
 
Mostly cloudy to cloudy in the morning, becoming partly to mostly cloudy in the afternoon. Unusually hot. High 29°. UV index up to 6. Wind east-southeast around 8 mph, gusting to 16 mph, in the morning, becoming 11 mph, gusting to 18 mph, in the afternoon.
Wednesday night
 
Fair in the evening, becoming clear after midnight. Low 14°. Wind southeast around 3 mph in the evening, becoming northwest after midnight.
Thursday
 
Sunny. Unusually hot. High 30°. UV index up to 6. Wind northwest around 5 mph in the morning, becoming 9 mph, gusting to 16 mph, in the afternoon.
Thursday night
 
Clear. Low 14°. Wind northwest around 10 mph, gusting to 16 mph, in the evening, becoming 5 mph after midnight.
Friday
 
Sunny. Unusually hot. High 28°. UV index up to 6. Wind north-northwest around 6 mph.
Friday night
 
Mostly clear in the evening, becoming fair after midnight. Breezy. Low 13°. Wind northwest around 12 mph, gusting to 17 mph.
Saturday
 
Sunny. Warm. High 26°. UV index up to 6. Wind north around 8 mph, gusting to 16 mph.
Saturday night
 
Fair to partly cloudy in the evening, becoming partly to mostly cloudy after midnight. Low 14°. Wind southeast around 3 mph.

WXSIM forecast formatting script by Saratoga-Weather.org.

 
 
 
 
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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.