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: Thursday, 25-Jun-2026 04:00 pm
 
Tonight

Fog late
Fog late
Friday

Partly Cloudy
Partly Cloudy
Friday
night
Partly Cloudy
Partly Cloudy
Saturday

Mostly Sunny
Mostly Sunny
Saturday
night
Fog late
Fog late
Sunday

Mostly Cloudy
Mostly Cloudy
Sunday
night
Fog late
Fog late
Monday

Fog a.m.
Fog a.m.
Monday
night
Clear
Clear
Tuesday

Mostly Sunny
Mostly Sunny
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

Partly Cloudy
Partly Cloudy
Friday
night
Partly Cloudy
Partly Cloudy
<2 mm. <2 mm. <2 mm. <2 mm.
Low: 19° High: 29° Low: 17° High: 29° Low: 17° High: 24° Low: 13° High: 22° Low: 12° High: 25° Low: 13° High: 24° Low: 11° High: 22° Low: 14° High: 24° Low: 12°
                                 
ENE→ESE
10-18
mph
Moderate breeze
SW
9-17→12-20
mph
Fresh breeze
WSW→WNW
7-18→calm
mph
Moderate breeze
SSW
5-16→9-18
mph
Moderate breeze
WSW
6-16
mph
Moderate breeze
WSW
8-19→12-20
mph
Fresh breeze
W
11-21→4
mph
Fresh breeze
WNW
4
mph
Light breeze
NW
5
mph
Light breeze
N→SW
5-17
mph
Moderate breeze
SSW
5-16
mph
Moderate breeze
SW
11-23→14-24
mph
Fresh breeze
WNW
13-24→9
mph
Fresh breeze
WNW
11-20
mph
Fresh breeze
WNW
7-17→2
mph
Moderate breeze
NW
3→10-19
mph
Fresh breeze
NW
10-19→3
mph
Fresh breeze
UV: 7
 High 
UV: 7
 High 
UV: 5
 Medium 
UV: 6
 High 
UV: 5
 Medium 
UV: 5
 Medium 
UV: 5
 Medium 

 

Tonight
 
Partly cloudy in the evening, becoming fair to partly cloudy after midnight. Patchy light fog after midnight. Low 19°. Wind east-northeast around 10 mph, gusting to 18 mph, in the evening, becoming east-southeast after midnight.
Friday
 
Partly cloudy in the morning, becoming sunny in the afternoon. High 29°. UV index up to 7. Wind southwest around 9 mph, gusting to 17 mph, in the morning, becoming 12 mph, gusting to 20 mph, in the afternoon.
Friday night
 
Fair to partly cloudy in the evening, becoming partly cloudy after midnight. Low 17°. Wind west-southwest around 7 mph, gusting to 18 mph, in the evening, becoming west-northwest near calm after midnight.
Saturday
 
Partly to mostly sunny in the morning, becoming mostly sunny in the afternoon. High 29°. UV index up to 7. Wind south-southwest around 5 mph, gusting to 16 mph, in the morning, becoming 9 mph, gusting to 18 mph, in the afternoon.
Saturday night
 
Partly cloudy in the evening, becoming mostly cloudy to cloudy after midnight. Patchy light fog after midnight. A slight chance of rain after midnight. Low 17°. Wind west-southwest around 6 mph, gusting to 16 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Sunday
 
Mostly cloudy to cloudy in the morning, becoming mostly cloudy in the afternoon. A slight chance of rain. High 24°. UV index up to 5. Wind west-southwest around 8 mph, gusting to 19 mph, in the morning, becoming 12 mph, gusting to 20 mph, in the afternoon. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Sunday night
 
Clear in the evening, becoming partly cloudy after midnight. Patchy light fog after midnight. Low 13°. Wind west around 11 mph, gusting to 21 mph, in the evening, becoming 4 mph after midnight.
Monday
 
Mostly cloudy in the morning, becoming mostly cloudy to cloudy in the afternoon. Patchy light fog in the morning. High 22°. Wind west-northwest around 4 mph.
Monday night
 
Fair in the evening, becoming clear after midnight. Low 12°. Wind northwest around 5 mph.
Tuesday
 
Sunny in the morning, becoming mostly sunny in the afternoon. High 25°. UV index up to 6. Wind north around 5 mph, gusting to 17 mph, in the morning, becoming southwest in the afternoon.
Tuesday night
 
Fair to partly cloudy in the evening, becoming partly to mostly cloudy after midnight. Low 13°. Wind south-southwest around 5 mph, gusting to 16 mph.
Wednesday
 
Partly to mostly cloudy. A slight chance of rain in the afternoon. High 24°. UV index up to 5. Wind southwest around 11 mph, gusting to 23 mph, in the morning, becoming 14 mph, gusting to 24 mph, in the afternoon. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Wednesday night
 
Clear. Patchy light fog after midnight. Low 11°. Wind west-northwest around 13 mph, gusting to 24 mph, in the evening, becoming 9 mph after midnight.
Thursday
 
Partly to mostly sunny in the morning, becoming partly to mostly cloudy in the afternoon. Patchy light fog in the morning. High 22°. UV index up to 5. Wind west-northwest around 11 mph, gusting to 20 mph.
Thursday night
 
Partly cloudy in the evening, becoming cloudy after midnight. Low 14°. Wind west-northwest around 7 mph, gusting to 17 mph, in the evening, becoming 2 mph after midnight.
Friday
 
Cloudy in the morning, becoming partly cloudy in the afternoon. A slight chance of rain. High 24°. UV index up to 5. Wind northwest around 3 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.
Friday night
 
Partly to mostly cloudy in the evening, becoming fair to partly cloudy after midnight. Low 12°. Wind northwest around 10 mph, gusting to 19 mph, in the evening, becoming 3 mph after midnight.

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.