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, 31-Jul-2026 05:00 pm
 
Tonight

Partly Cloudy
Partly Cloudy
Saturday

Cloudy
Cloudy
Saturday
night
Partly Cloudy
Partly Cloudy
Sunday

Partly Cloudy
Partly Cloudy
Sunday
night
Mostly Cloudy
Mostly Cloudy
Monday

Mostly Cloudy
Mostly Cloudy
Monday
night
Partly Cloudy
Partly Cloudy
Tuesday

Partly Cloudy
Partly Cloudy
Tuesday
night
Partly Cloudy
Partly Cloudy
Wednesday

Mostly Cloudy
Mostly Cloudy
Wednesday
night
Fog late
Fog late
Thursday

Fog a.m.
Fog a.m.
Thursday
night
Partly Cloudy
Partly Cloudy
Friday

Sunny
Sunny
Friday
night
Clear
Clear
Saturday

Mostly Cloudy
Mostly Cloudy
Saturday
night
Partly Cloudy
Partly Cloudy
<2 mm. <2 mm. <2 mm. <2 mm.
Low: 12° High: 23° Low: 11° High: 27° Low: 16° High: 29° Low: 14° High: 26° Low: 15° High: 23° Low: 14° High: 22° Low: 11° High: 25° Low: 11° High: 25° Low: 13°
                                 
WNW→NNW
10-21→6
mph
Fresh breeze
NNW→WNW
7-15
mph
Moderate breeze
WNW→N
7
mph
Light breeze
NE→SE
7-16
mph
Moderate breeze
ESE→ENE
7
mph
Light breeze
NE→SE
9
mph
Gentle breeze
SSW
5
mph
Light breeze
SW
8-19→14-22
mph
Fresh breeze
SW
7-20
mph
Fresh breeze
SW
10-21→13-22
mph
Fresh breeze
SW→WNW
9-19→4
mph
Fresh breeze
NNW
8-18
mph
Moderate breeze
NNE
5-15→2
mph
Moderate breeze
NNW→WSW
2→6
mph
Light breeze
SW→N
4
mph
Light breeze
NNE
5→9-17
mph
Moderate breeze
NNE
7-15
mph
Moderate breeze
UV: 4
 Medium 
UV: 6
 High 
UV: 5
 Medium 
UV: 5
 Medium 
UV: 6
 High 
UV: 4
 Medium 

 

Tonight
 
Partly to mostly cloudy in the evening, becoming partly cloudy after midnight. Low 12°. Wind west-northwest around 10 mph, gusting to 21 mph, in the evening, becoming north-northwest around 6 mph after midnight.
Saturday
 
Sunny in the morning, becoming cloudy in the afternoon. High 23°. UV index up to 4. Wind north-northwest around 7 mph, gusting to 15 mph, in the morning, becoming west-northwest in the afternoon.
Saturday night
 
Partly to mostly cloudy in the evening, becoming partly cloudy after midnight. Low 11°. Wind west-northwest around 7 mph in the evening, becoming north after midnight.
Sunday
 
Partly cloudy. Warm. High 27°. UV index up to 6. Wind northeast around 7 mph, gusting to 16 mph, in the morning, becoming southeast in the afternoon.
Sunday night
 
Partly to mostly cloudy. Low 16°. Wind east-southeast around 7 mph in the evening, becoming east-northeast after midnight.
Monday
 
Partly to mostly cloudy. A slight chance of rain. Warm. High 29°. UV index up to 5. Wind northeast around 9 mph in the morning, becoming southeast in the afternoon. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Monday night
 
Partly cloudy in the evening, becoming fair to partly cloudy after midnight. Low 14°. Wind south-southwest around 5 mph.
Tuesday
 
Partly cloudy. A slight chance of rain. Breezy and warm. High 26°. UV index up to 5. Wind southwest around 8 mph, gusting to 19 mph, in the morning, becoming 14 mph, gusting to 22 mph, in the afternoon. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Tuesday night
 
Mostly clear in the evening, becoming fair to partly cloudy after midnight. Low 15°. Wind southwest around 7 mph, gusting to 20 mph.
Wednesday
 
Partly to mostly cloudy in the morning, becoming mostly cloudy to cloudy in the afternoon. A slight chance of rain in the afternoon. Breezy. High 23°. Wind southwest around 10 mph, gusting to 21 mph, in the morning, becoming 13 mph, gusting to 22 mph, in the afternoon. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Wednesday night
 
Partly cloudy in the evening, becoming clear after midnight. Patchy light fog after midnight. Low 14°. Wind southwest around 9 mph, gusting to 19 mph, in the evening, becoming west-northwest around 4 mph after midnight.
Thursday
 
Partly to mostly cloudy in the morning, becoming mostly cloudy to cloudy in the afternoon. Patchy light fog in the morning. A slight chance of rain in the afternoon. High 22°. Wind north-northwest around 8 mph, gusting to 18 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Thursday night
 
Partly cloudy in the evening, becoming mostly clear after midnight. Low 11°. Wind north-northeast around 5 mph, gusting to 15 mph, in the evening, becoming 2 mph after midnight.
Friday
 
Sunny. Warm. High 25°. UV index up to 6. Wind north-northwest around 2 mph in the morning, becoming west-southwest around 6 mph in the afternoon.
Friday night
 
Clear. Low 11°. Wind southwest around 4 mph in the evening, becoming north after midnight.
Saturday
 
Mostly sunny in the morning, becoming mostly cloudy in the afternoon. High 25°. UV index up to 4. Wind north-northeast around 5 mph in the morning, becoming 9 mph, gusting to 17 mph, in the afternoon.
Saturday night
 
Cloudy in the evening, becoming partly cloudy after midnight. Low 13°. Wind north-northeast around 7 mph, gusting to 15 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.