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, 19-Jun-2026 05:00 am
 
Today

Sunny
Sunny
Tonight

Mostly Cloudy
Mostly Cloudy
Saturday

Mostly Cloudy
Mostly Cloudy
Saturday
night
Partly Cloudy
Partly Cloudy
Sunday

Mostly Cloudy
Mostly Cloudy
Sunday
night
Thunder storm
Thunder storm
Monday

Mostly Cloudy
Mostly Cloudy
Monday
night
Mostly Cloudy
Mostly Cloudy
Tuesday

Mostly Cloudy
Mostly Cloudy
Tuesday
night
Clear
Clear
Wednesday

Mostly Sunny
Mostly Sunny
Wednesday
night
Mostly Clear
Mostly Clear
Thursday

Partly Cloudy
Partly Cloudy
Thursday
night
Partly Cloudy
Partly Cloudy
Friday

Mostly Sunny
Mostly Sunny
Friday
night
Clear
Clear
Saturday

Sunny
Sunny
Saturday
night
Clear
Clear
<2 mm. <2 mm. <2 mm. <2 mm. <2 mm.
High: 27° Low: 15° High: 25° Low: 13° High: 29° Low: 16° High: 28° Low: 17° High: 27° Low: 13° High: 30° Low: 14° High: 31° Low: 15° High: 30° Low: 14° High: 29° Low: 14°
                                   
SW
7-20→12-21
mph
Fresh breeze
SW
6-19
mph
Fresh breeze
SW
7-15
mph
Moderate breeze
NW→N
4
mph
Light breeze
NE→E
6
mph
Light breeze
E→NE
7
mph
Light breeze
NE
6
mph
Light breeze
NE→SE
2
mph
Light air
NNW→SW
calm→5
5
Light breeze
WSW→NNW
3
mph
Light air
NNE→SSE
4
mph
Light breeze
ENE
5
mph
Light breeze
ENE→ESE
8-16
mph
Moderate breeze
ENE
6
mph
Light breeze
ENE
10-18
mph
Moderate breeze
ENE
12-18
mph
Moderate breeze
ENE
13-21
mph
Fresh breeze
E
11-19→8
mph
Fresh breeze
UV: 7
 High 
UV: 4
 Medium 
UV: 6
 High 
UV: 5
 Medium 
UV: 4
 Medium 
UV: 7
 High 
UV: 7
 High 
UV: 7
 High 
UV: 8
 Very High 

 

Today
 
Sunny. High 27°. UV index up to 7. Wind southwest around 7 mph, gusting to 20 mph, in the morning, becoming 12 mph, gusting to 21 mph, in the afternoon.
Tonight
 
Fair in the evening, becoming mostly cloudy after midnight. Low 15°. Wind southwest around 6 mph, gusting to 19 mph.
Saturday
 
Mostly cloudy to cloudy in the morning, becoming cloudy in the afternoon. A slight chance of rain. High 25°. UV index up to 4. Wind southwest around 7 mph, gusting to 15 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Saturday night
 
Mostly cloudy to cloudy in the evening, becoming partly cloudy after midnight. Low 13°. Wind northwest around 4 mph in the evening, becoming north after midnight.
Sunday
 
Partly to mostly sunny in the morning, becoming partly to mostly cloudy in the afternoon. A slight chance of rain in the afternoon. Precipitation showery or intermittent. High 29°. UV index up to 6. Wind northeast around 6 mph in the morning, becoming east in the afternoon. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Sunday night
 
Mostly cloudy to cloudy in the evening, becoming partly to mostly cloudy after midnight. A slight chance of rain. Scattered thundershowers possible. Low 16°. Wind east around 7 mph in the evening, becoming northeast after midnight. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Monday
 
Mostly cloudy to cloudy in the morning, becoming partly to mostly cloudy in the afternoon. A slight chance of rain. High 28°. UV index up to 5. Wind northeast around 6 mph. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Monday night
 
Mostly cloudy in the evening, becoming mostly cloudy to cloudy after midnight. Low 17°. Wind northeast around 2 mph in the evening, becoming southeast after midnight.
Tuesday
 
Mostly cloudy in the morning, becoming mostly cloudy to cloudy in the afternoon. A slight chance of rain. High 27°. UV index up to 4. Wind north-northwest near calm in the morning, becoming southwest around 5 mph in the afternoon. Chance of precipitation less than 20 percent. Precipitation mostly less than 2 mm.
Tuesday night
 
Fair in the evening, becoming clear after midnight. Low 13°. Wind west-southwest around 3 mph in the evening, becoming north-northwest after midnight.
Wednesday
 
Sunny in the morning, becoming mostly sunny in the afternoon. High 30°. UV index up to 7. Wind north-northeast around 4 mph in the morning, becoming south-southeast in the afternoon.
Wednesday night
 
Mostly clear in the evening, becoming clear after midnight. Low 14°. Wind east-northeast around 5 mph.
Thursday
 
Sunny in the morning, becoming partly cloudy in the afternoon. High 31°. UV index up to 7. Wind east-northeast around 8 mph, gusting to 16 mph, in the morning, becoming east-southeast in the afternoon.
Thursday night
 
Fair to partly cloudy in the evening, becoming clear after midnight. Low 15°. Wind east-northeast around 6 mph.
Friday
 
Sunny in the morning, becoming mostly sunny in the afternoon. High 30°. UV index up to 7. Wind east-northeast around 10 mph, gusting to 18 mph.
Friday night
 
Clear. Low 14°. Wind east-northeast around 12 mph, gusting to 18 mph.
Saturday
 
Sunny. High 29°. UV index up to 8. Wind east-northeast around 13 mph, gusting to 21 mph.
Saturday night
 
Clear. Low 14°. Wind east around 11 mph, gusting to 19 mph, in the evening, becoming 8 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.