WXSIM Forecast for: Colwyn Bay
Issued by: Saratoga-Weather.org
Updated: Sunday, 24-May-2026 11:00 am
 
This
afternoon
Clear
Clear
Tonight

Mostly Clear
Mostly Clear
Monday

Sunny
Sunny
Monday
night
Partly Cloudy
Partly Cloudy
Tuesday

Partly Cloudy
Partly Cloudy
Tuesday
night
Partly Cloudy
Partly Cloudy
Wednesday

Mostly Cloudy
Mostly Cloudy
Wednesday
night
Partly Cloudy
Partly Cloudy
High: 21° Low: 10° High: 26° Low: 12° High: 26° Low: 13° High: 25° Low: 13°
               
NE
5
mph
Light breeze
E→SE
2
mph
Light air
E→N
4
mph
Light breeze
NNE→SSE
calm

Calm
NNW
4
mph
Light breeze
NNW→SE
4
mph
Light breeze
SE
12-22
mph
Fresh breeze
SE
11-20
mph
Fresh breeze
UV: 6
 High 
UV: 7
 High 
UV: 6
 High 
UV: 5
 Medium 

 

This afternoon
 
Clear. Mild. High 21°. UV index up to 6. Wind northeast around 5 mph.
Tonight
 
Clear in the evening, becoming mostly clear after midnight. Low 10°. Wind east around 2 mph in the evening, becoming southeast after midnight.
Monday
 
Sunny. Near record warmth. High 26°. UV index up to 7. Wind east around 4 mph in the morning, becoming north in the afternoon.
Monday night
 
Fair in the evening, becoming fair to partly cloudy after midnight. Low 12°. Wind north-northeast near calm in the evening, becoming south-southeast after midnight.
Tuesday
 
Mostly sunny in the morning, becoming partly cloudy in the afternoon. Near record warmth. High 26°. UV index up to 6. Wind north-northwest around 4 mph.
Tuesday night
 
Fair to partly cloudy in the evening, becoming partly to mostly cloudy after midnight. Low 13°. Wind north-northwest around 4 mph in the evening, becoming southeast after midnight.
Wednesday
 
Partly to mostly cloudy. Breezy and unusually warm. High 25°. UV index up to 5. Wind southeast around 12 mph, gusting to 22 mph.
Wednesday night
 
Partly cloudy in the evening, becoming fair to partly cloudy after midnight. Low 13°. Wind southeast around 11 mph, gusting to 20 mph.
Thursday
 
Partly cloudy in the morning, becoming mostly cloudy to cloudy in the afternoon. A chance of rain in the afternoon. Precipitation showery or intermittent. Unusually warm. High 25°. UV index up to 4. Wind southeast around 10 mph, gusting to 19 mph. Chance of precipitation 40 percent. Precipitation mostly around 2 mm.
Thursday night
 
Partly to mostly cloudy in the evening, becoming mostly cloudy after midnight. Patchy light fog in the evening, then light to moderate fog after midnight. Low 12°. Wind southwest around 9 mph, gusting to 17 mph.
Friday
 
Partly to mostly cloudy. Patchy light fog in the morning. A slight chance of rain. Mild. High 20°. UV index up to 6. Wind west-northwest around 8 mph, gusting to 17 mph. Chance of precipitation 20 percent. Precipitation mostly less than 2 mm.
Friday night
 
Fair to partly cloudy. Patchy light fog after midnight. Low 10°. Wind west-southwest around 3 mph in the evening, becoming south-southwest after midnight.
Saturday
 
Partly cloudy in the morning, becoming partly to mostly cloudy in the afternoon. Unusually warm. High 23°. UV index up to 6. Wind south-southeast around 4 mph in the morning, becoming west-southwest in the afternoon.
Saturday night
 
Partly to mostly cloudy in the evening, becoming cloudy after midnight. Low 12°. Wind south-southwest around 4 mph.

WXSIM forecast formatting script by Saratoga-Weather.org.
Animated forecast icons courtesy of www.meteotreviglio.com.