WXSIM Forecast for: Thurmont
Issued by: Ammenheuser Weather
Updated: Wednesday, 07-Oct-2026 06:12 am
 
Today

Mostly Sunny
Mostly Sunny
Tonight

Partly Cloudy
Partly Cloudy
Thursday

Sunny
Sunny
Thursday
night
Mostly Cloudy
Mostly Cloudy
Friday

Mostly Cloudy
Mostly Cloudy
Friday
night
Mostly Cloudy
Mostly Cloudy
Saturday

Mostly Cloudy
Mostly Cloudy
Saturday
night
Rain likely
Rain likely
.5 in.
High: 69° Low: 50° High: 71° Low: 52° High: 69° Low: 52° High: 72° Low: 54°
               
SSW
4→8-17
mph
Moderate breeze
SSW
6
mph
Light breeze
WNW
7-18→11-19
mph
Fresh breeze
WNW
3-15
mph
Moderate breeze
WNW
4→7-16
mph
Moderate breeze
NE→ESE
2
mph
Light air
ESE→SSE
4-16→9-19
mph
Fresh breeze
SSE
5
mph
Light breeze
UV: 4
 Medium 
UV: 4
 Medium 
UV: 3
 Medium 
UV: 4
 Medium 

 

Today
 
Partly to mostly sunny in the morning, becoming sunny in the afternoon. High 69°. UV index up to 4. Wind south-southwest around 4 mph in the morning, becoming 8 mph, gusting to 17 mph, in the afternoon.
Tonight
 
Clear in the evening, becoming partly cloudy after midnight. Low 50°. Wind south-southwest around 6 mph.
Thursday
 
Sunny. High 71°. UV index up to 4. Wind west-northwest around 7 mph, gusting to 18 mph, in the morning, becoming 11 mph, gusting to 19 mph, in the afternoon.
Thursday night
 
Clear in the evening, becoming mostly cloudy after midnight. Low 52°. Wind west-northwest around 3 mph, gusting to 15 mph.
Friday
 
Mostly cloudy to cloudy in the morning, becoming partly to mostly cloudy in the afternoon. High 69°. UV index up to 3. Wind west-northwest around 4 mph in the morning, becoming 7 mph, gusting to 16 mph, in the afternoon.
Friday night
 
Mostly cloudy to cloudy in the evening, becoming mostly cloudy after midnight. Low 52°. Wind northeast around 2 mph in the evening, becoming east-southeast after midnight.
Saturday
 
Mostly cloudy. High 72°. UV index up to 4. Wind east-southeast around 4 mph, gusting to 16 mph, in the morning, becoming south-southeast around 9 mph, gusting to 19 mph, in the afternoon.
Saturday night
 
Cloudy in the evening, becoming dense overcast after midnight. Patchy light fog after midnight. Rain likely after midnight. Low 54°. Wind south-southeast around 5 mph. Chance of precipitation 70 percent. Precipitation mostly around half an inch.
Sunday
 
Dense overcast. Patchy light fog. Rain likely. High 62°. Wind east-southeast around 9 mph, gusting to 17 mph, in the morning, becoming 5 mph in the afternoon. Chance of precipitation 80 percent. Precipitation mostly around 2 inches.
Sunday night
 
Dense overcast in the evening, becoming partly to mostly cloudy after midnight. A slight chance of rain. Low 60°. Wind west-northwest around 2 mph in the evening, becoming 6 mph, gusting to 15 mph, after midnight. Chance of precipitation 20 percent. Precipitation mostly less than a tenth of an inch.

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