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, 18-Jun-2026 11:00 pm
 
Rest of
tonight
Fog
Fog
Friday

Sunny
Sunny
Friday
night
Mostly Cloudy
Mostly Cloudy
Saturday

Mostly Cloudy
Mostly Cloudy
Saturday
night
Mostly Cloudy
Mostly Cloudy
Sunday

Mostly Cloudy
Mostly Cloudy
Sunday
night
Partly Cloudy
Partly Cloudy
Monday

Partly Cloudy
Partly Cloudy
Monday
night
Mostly Cloudy
Mostly Cloudy
Tuesday

Sunny
Sunny
Tuesday
night
Clear
Clear
Wednesday

Partly Cloudy
Partly Cloudy
Wednesday
night
Mostly Cloudy
Mostly Cloudy
Thursday

Mostly Sunny
Mostly Sunny
Thursday
night
Mostly Clear
Mostly Clear
Friday

Mostly Sunny
Mostly Sunny
Friday
night
Mostly Cloudy
Mostly Cloudy
<2 mm. <2 mm.
Low: 13° High: 27° Low: 15° High: 26° Low: 15° High: 26° Low: 15° High: 28° Low: 15° High: 30° Low: 14° High: 31° Low: 17° High: 34° Low: 16° High: 34° Low: 19°
                                 
S
2
mph
Light air
SW
6-18→11-20
mph
Fresh breeze
SW
6-18
mph
Moderate breeze
SW
7-16
mph
Moderate breeze
NNW
4
mph
Light breeze
ENE
7-16
mph
Moderate breeze
ENE
7
mph
Light breeze
NE
6
mph
Light breeze
ESE
3
mph
Light air
NE→NW
3
mph
Light air
SSE→ESE
2
mph
Light air
E
7-17→10-18
mph
Moderate breeze
E
7
mph
Light breeze
ESE
10-19
mph
Fresh breeze
SE→ENE
3
mph
Light air
E
6→10-17
mph
Moderate breeze
E
8
mph
Gentle breeze
UV: 7
 High 
UV: 6
 High 
UV: 5
 Medium 
UV: 5
 Medium 
UV: 8
 Very High 
UV: 7
 High 
UV: 7
 High 
UV: 7
 High 

 

Rest of tonight
 
Clear. Patchy light fog. Low 13°. Wind south around 2 mph.
Friday
 
Sunny. High 27°. UV index up to 7. Wind southwest around 6 mph, gusting to 18 mph, in the morning, becoming 11 mph, gusting to 20 mph, in the afternoon.
Friday night
 
Mostly clear in the evening, becoming partly to mostly cloudy after midnight. Low 15°. Wind southwest around 6 mph, gusting to 18 mph.
Saturday
 
Mostly cloudy to cloudy. High 26°. UV index up to 6. Wind southwest around 7 mph, gusting to 16 mph.
Saturday night
 
Mostly cloudy. Low 15°. Wind north-northwest around 4 mph.
Sunday
 
Mostly sunny in the morning, becoming mostly cloudy to cloudy in the afternoon. A slight chance of rain in the afternoon. High 26°. UV index up to 5. Wind east-northeast around 7 mph, gusting to 16 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Sunday night
 
Mostly cloudy in the evening, becoming partly cloudy after midnight. A slight chance of rain. Low 15°. Wind east-northeast around 7 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Monday
 
Partly cloudy. High 28°. UV index up to 5. Wind northeast around 6 mph.
Monday night
 
Clear in the evening, becoming partly to mostly cloudy after midnight. Low 15°. Wind east-southeast around 3 mph.
Tuesday
 
Sunny. High 30°. UV index up to 8. Wind northeast around 3 mph in the morning, becoming northwest in the afternoon.
Tuesday night
 
Clear. Low 14°. Wind south-southeast around 2 mph in the evening, becoming east-southeast after midnight.
Wednesday
 
Sunny in the morning, becoming partly cloudy in the afternoon. High 31°. UV index up to 7. Wind east around 7 mph, gusting to 17 mph, in the morning, becoming 10 mph, gusting to 18 mph, in the afternoon.
Wednesday night
 
Mostly cloudy in the evening, becoming fair after midnight. Low 17°. Wind east around 7 mph.
Thursday
 
Mostly sunny in the morning, becoming sunny in the afternoon. High 34°. UV index up to 7. Wind east-southeast around 10 mph, gusting to 19 mph.
Thursday night
 
Clear in the evening, becoming mostly clear after midnight. Low 16°. Wind southeast around 3 mph in the evening, becoming east-northeast after midnight.
Friday
 
Sunny in the morning, becoming mostly sunny in the afternoon. High 34°. UV index up to 7. Wind east around 6 mph in the morning, becoming 10 mph, gusting to 17 mph, in the afternoon.
Friday night
 
Partly to mostly cloudy in the evening, becoming mostly cloudy after midnight. Low 19°. Wind east around 8 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.