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: Saturday, 14-Jun-2025 11:00 pm
 
Rest of
tonight
Fog
Fog
Sunday

Mostly Sunny
Mostly Sunny
Sunday
night
Fog late
Fog late
Monday

Fog a.m.
Fog a.m.
Monday
night
Partly Cloudy
Partly Cloudy
Tuesday

Sunny
Sunny
Tuesday
night
Clear
Clear
Wednesday

Sunny
Sunny
Wednesday
night
Partly Cloudy
Partly Cloudy
Thursday

Mostly Cloudy
Mostly Cloudy
Thursday
night
Partly Cloudy
Partly Cloudy
Friday

Mostly Sunny
Mostly Sunny
Friday
night
Chance rain
Chance rain
Saturday

Chance rain
Chance rain
Saturday
night
Mostly Cloudy
Mostly Cloudy
Sunday

Partly Cloudy
Partly Cloudy
Sunday
night
Cloudy
Cloudy
<2 mm. 5 mm. 2 mm. <2 mm.
Low: 11° High: 21° Low: 10° High: 23° Low: 9° High: 25° Low: 10° High: 26° Low: 11° High: 26° Low: 12° High: 28° Low: 15° High: 26° Low: 15° High: 25° Low: 15°
                                 
WSW
5
mph
Light breeze
W
11-21
mph
Fresh breeze
WNW
8-19→3
mph
Fresh breeze
W
5
mph
Light breeze
SW→WNW
4
mph
Light breeze
WNW
5
mph
Light breeze
WNW
4
mph
Light breeze
WNW
4
mph
Light breeze
NNE
5
mph
Light breeze
E
9-18
mph
Moderate breeze
E
8-17
mph
Moderate breeze
E→SE
10-20
mph
Fresh breeze
SE
4-16
mph
Moderate breeze
NW
5-17→11-19
mph
Fresh breeze
NW
9-19→6
mph
Fresh breeze
WNW
11-21
mph
Fresh breeze
W
10-20
mph
Fresh breeze
UV: 6
 High 
UV: 5
 Medium 
UV: 8
 Very High 
UV: 8
 Very High 
UV: 6
 High 
UV: 8
 Very High 
UV: 7
 High 
UV: 6
 High 

 

Rest of tonight
 
Clear. Patchy light fog. Low 11°. Wind west-southwest around 5 mph.
Sunday
 
Partly to mostly sunny. High 21°. UV index up to 6. Wind west around 11 mph, gusting to 21 mph.
Sunday night
 
Fair to partly cloudy in the evening, becoming clear after midnight. Patchy light fog after midnight. Low 10°. Wind west-northwest around 8 mph, gusting to 19 mph, in the evening, becoming 3 mph after midnight.
Monday
 
Partly to mostly sunny in the morning, becoming mostly cloudy in the afternoon. Patchy light fog in the morning. A slight chance of rain in the afternoon. High 23°. UV index up to 5. Wind west around 5 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Monday night
 
Partly cloudy in the evening, becoming clear after midnight. Low 9°. Wind southwest around 4 mph in the evening, becoming west-northwest after midnight.
Tuesday
 
Sunny. High 25°. UV index up to 8. Wind west-northwest around 5 mph.
Tuesday night
 
Clear. Low 10°. Wind west-northwest around 4 mph.
Wednesday
 
Sunny. High 26°. UV index up to 8. Wind west-northwest around 4 mph.
Wednesday night
 
Fair to partly cloudy in the evening, becoming clear after midnight. Low 11°. Wind north-northeast around 5 mph.
Thursday
 
Partly to mostly sunny in the morning, becoming mostly cloudy in the afternoon. High 26°. UV index up to 6. Wind east around 9 mph, gusting to 18 mph.
Thursday night
 
Partly cloudy in the evening, becoming fair to partly cloudy after midnight. Low 12°. Wind east around 8 mph, gusting to 17 mph.
Friday
 
Sunny in the morning, becoming partly to mostly sunny in the afternoon. High 28°. UV index up to 8. Wind east around 10 mph, gusting to 20 mph, in the morning, becoming southeast in the afternoon.
Friday night
 
Partly cloudy in the evening, becoming mostly cloudy to cloudy after midnight. A chance of rain after midnight. Low 15°. Wind southeast around 4 mph, gusting to 16 mph. Chance of precipitation 50 percent. Precipitation mostly around 5 mm.
Saturday
 
Partly cloudy in the morning, becoming mostly sunny in the afternoon. A chance of rain. High 26°. UV index up to 7. Wind northwest around 5 mph, gusting to 17 mph, in the morning, becoming 11 mph, gusting to 19 mph, in the afternoon. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Saturday night
 
Mostly cloudy in the evening, becoming partly to mostly cloudy after midnight. Low 15°. Wind northwest around 9 mph, gusting to 19 mph, in the evening, becoming 6 mph after midnight.
Sunday
 
Mostly cloudy in the morning, becoming partly cloudy in the afternoon. High 25°. UV index up to 6. Wind west-northwest around 11 mph, gusting to 21 mph.
Sunday night
 
Cloudy in the evening, becoming dense overcast after midnight. A slight chance of rain after midnight. Low 15°. Wind west around 10 mph, gusting to 20 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.

WXSIM forecast formatting script by Saratoga-Weather.org.

 
 
 
 
Forecast
 
Trends
             
 
 
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.