WXSIM Forecast for: Thurmont
Issued by: Ammenheuser Weather
Updated: Sunday, 04-Oct-2026 06:12 am
 
Today

Cloudy
Cloudy
Tonight

Mostly Cloudy
Mostly Cloudy
Monday

Partly Cloudy
Partly Cloudy
Monday
night
Clear
Clear
Tuesday

Sunny
Sunny
Tuesday
night
Clear
Clear
Wednesday

Sunny
Sunny
Wednesday
night
Partly Cloudy
Partly Cloudy
<.1 in.
High: 65° Low: 53° High: 68° Low: 45° High: 66° Low: 43° High: 73° Low: 51°
               
E
3
mph
Light air
ENE→SW
2
mph
Light air
WNW
7-20→12-21
mph
Fresh breeze
WNW
5-17
mph
Moderate breeze
W
3
mph
Light air
SSE
3
mph
Light air
SSW
5→8-17
mph
Moderate breeze
SSW
4
mph
Light breeze
UV: 2
 Low 
UV: 5
 Medium 
UV: 5
 Medium 
UV: 5
 Medium 

 

Today
 
Cloudy in the morning, becoming dense overcast in the afternoon. A slight chance of rain. High 65°. UV index up to 2. Wind east around 3 mph. Chance of precipitation 20 percent. Precipitation mostly less than a tenth of an inch.
Tonight
 
Cloudy in the evening, becoming mostly cloudy after midnight. Low 53°. Wind east-northeast around 2 mph in the evening, becoming southwest after midnight.
Monday
 
Partly cloudy in the morning, becoming sunny in the afternoon. High 68°. UV index up to 5. Wind west-northwest around 7 mph, gusting to 20 mph, in the morning, becoming 12 mph, gusting to 21 mph, in the afternoon.
Monday night
 
Clear. Low 45°. Wind west-northwest around 5 mph, gusting to 17 mph.
Tuesday
 
Sunny. High 66°. UV index up to 5. Wind west around 3 mph.
Tuesday night
 
Clear. Low 43°. Wind south-southeast around 3 mph.
Wednesday
 
Sunny. High 73°. UV index up to 5. Wind south-southwest around 5 mph in the morning, becoming 8 mph, gusting to 17 mph, in the afternoon.
Wednesday night
 
Clear in the evening, becoming partly cloudy after midnight. Low 51°. Wind south-southwest around 4 mph.
Thursday
 
Partly cloudy. Warm. High 76°. UV index up to 4. Wind west around 5 mph, gusting to 15 mph, in the morning, becoming 11 mph, gusting to 20 mph, in the afternoon.
Thursday night
 
Fair to partly cloudy in the evening, becoming clear after midnight. Low 48°. Wind northwest around 5 mph.

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