WXSIM Forecast for: Thurmont
Issued by: Ammenheuser Weather
Updated: Monday, 29-Dec-2025 10:52 am
 
This
afternoon
Partly Cloudy
Partly Cloudy
Tonight

Partly Cloudy
Cold!
Partly Cloudy
Cold!
Tuesday

Mostly Sunny
Cold!
Mostly Sunny
Cold!
Tuesday
night
Mostly Cloudy
Cold!
Mostly Cloudy
Cold!
Wednesday

Mostly Cloudy
Cold!
Mostly Cloudy
Cold!
Wednesday
night
Mostly Cloudy
Cold!
Mostly Cloudy
Cold!
Thursday

Sunny
Cold!
Sunny
Cold!
Thursday
night
Mostly Cloudy
Mostly Cloudy
High: 47° Low: 23° High: 28° Low: 20° High: 29° Low: 20° High: 25° Low: 19°
  WCh: 11° WCh: 9° WCh: 10° WCh: 9° WCh: 10° WCh: 8°  
WSW
19-29
mph
Strong breeze
W
18-27
mph
Strong breeze
W
17-25
mph
Strong breeze
W
10-21
mph
Fresh breeze
WSW
11-21
mph
Fresh breeze
W
12-19
mph
Fresh breeze
WNW
12-23
mph
Fresh breeze
WNW→WSW
5-17
mph
Moderate breeze

 

This afternoon
 
Partly cloudy. Windy. High 47°. Wind west-southwest around 19 mph, gusting to 29 mph.
Tonight
 
Mostly cloudy in the evening, becoming fair to partly cloudy after midnight. Windy. Low 23°. Wind chill ranging from 11 to 28. Wind west around 18 mph, gusting to 27 mph.
Tuesday
 
Mostly sunny in the morning, becoming partly to mostly sunny in the afternoon. Windy. High 28°. Wind chill ranging from 9 to 16. Wind west around 17 mph, gusting to 25 mph.
Tuesday night
 
Mostly cloudy to cloudy in the evening, becoming partly to mostly cloudy after midnight. Low 20°. Wind chill ranging from 10 to 15. Wind west around 10 mph, gusting to 21 mph.
Wednesday
 
Mostly cloudy in the morning, becoming cloudy in the afternoon. Breezy. High 29°. Wind chill ranging from 9 to 18. Wind west-southwest around 11 mph, gusting to 21 mph.
Wednesday night
 
Mostly cloudy to cloudy in the evening, becoming mostly cloudy after midnight. Breezy. Low 20°. Wind chill ranging from 10 to 18. Wind west around 12 mph, gusting to 19 mph.
Thursday
 
Sunny. Breezy. High 25°. Wind chill ranging from 8 to 13. Wind west-northwest around 12 mph, gusting to 23 mph.
Thursday night
 
Mostly cloudy in the evening, becoming mostly cloudy to cloudy after midnight. Low 19°. Wind chill as low as 12. Wind west-northwest around 5 mph, gusting to 17 mph, in the evening, becoming west-southwest after midnight.
Friday
 
Partly to mostly sunny. High 37°. Wind chill ranging from 14 to 30. Wind west-southwest around 5 mph in the morning, becoming 9 mph, gusting to 19 mph, in the afternoon.
Friday night
 
Clear in the evening, becoming mostly clear after midnight. Low 19°. Wind west-southwest around 3 mph in the evening, becoming west-northwest after midnight.

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Animated forecast icons courtesy of www.meteotreviglio.com.