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Sunset:  5:02 pm
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Feb 3

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January 15th, 2026 :: 6:04 pm MST   

Local Weather Report for
Harlowton
Montana, United States

 Harlowton Weather Forecast Summary  
 
Today
Jan 15th
Friday
Jan 16th
Saturday
Jan 17th
Sunday
Jan 18th
Monday
Jan 19th
Sunny Cloudy Mix of Cloud and Sun Cloudy Mix of Cloud and Sun
45°F
30°F
19°F
42°F
20°F
31°F
21°F
40°F
21°F
 
 Harlowton Detailed Weather Forecast  
 
Thursday, January 15th, 2026
Evening Temperature: 28°F
Clear. Wind 35 to 45 mph.
Friday, January 16th, 2026
Overnight Temperature: 26°F
Cloudy. Wind 25 to 40 mph.
Morning Temperature: 29°F
Cloudy. Wind 20 to 30 mph.
Afternoon Temperature: 27°F
A mix of cloud and sun. Wind 20 to 30 mph.
Evening Temperature: 21°F
A mix of cloudy and clear skies. Windy.
Saturday, January 17th, 2026
Overnight Temperature: 21°F
Clear. Windy at times.
Morning Temperature: 36°F
Sunny. Windy at times.
Afternoon Temperature: 37°F
Sunny. Windy at times.
Evening Temperature: 36°F
A mix of cloudy and clear skies. Windy.
Sunday, January 18th, 2026
Overnight Temperature: 29°F
Cloudy with a slight chance of flurries or showers. Windy.
Morning Temperature: 30°F
Sunny with cloudy periods with a slight chance of flurries or showers. Windy.
Afternoon Temperature: 25°F
Cloudy. Windy at times.
Evening Temperature: 22°F
Clear.
Monday, January 19th, 2026
Overnight Temperature: 22°F
Clear.
Morning Temperature: 37°F
A mix of cloud and sun. Windy at times.
Afternoon Temperature: 30°F
A mix of cloud and sun.
Evening Temperature: 29°F
Clear with cloudy periods. Windy at times.
Tuesday, January 20th, 2026
Overnight Temperature: 33°F
Cloudy. Windy at times.
Morning Temperature: 33°F
Cloudy. Wind 25 to 40 mph.
Afternoon Temperature: 28°F
Cloudy. Windy at times.
Evening Temperature: 25°F
Cloudy.
Wednesday, January 21st, 2026
Overnight Temperature: 24°F
Cloudy.
Morning Temperature: 31°F
A mix of sun and cloud.
Afternoon Temperature: 32°F
A mix of cloud and sun. Windy at times.
Evening Temperature: 35°F
A mix of cloudy and clear skies. Windy at times.
Thursday, January 22nd, 2026
Overnight Temperature: 33°F
Cloudy. Windy at times.
Morning Temperature: 41°F
Cloudy. Windy at times.
Afternoon Temperature: 32°F
Cloudy.
Evening Temperature: 21°F
Cloudy with a slight chance of flurries. Windy at times.
Friday, January 23rd, 2026
Overnight Temperature: 15°F
Cloudy with a chance of flurries.
Morning Temperature: 21°F
Cloudy.
Afternoon Temperature: 24°F
Cloudy with a chance of flurries. Windy at times.
Evening Temperature: 18°F
Cloudy with a chance of flurries.





 

  [ Local Weather Report ]
Lewistown, MT 
4:54 PM  30°F
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4:53 PM  34°F
 
 
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4:55 PM  37°F
Overcast
 
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4:53 PM  36°F
Overcast
 
Bozeman, MT 
4:56 PM  37°F
 
 
Lockwood, MT 
 
Malmstrom, MT 
4:55 PM  37°F
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East Helena, MT 
4:53 PM  36°F
Overcast
 
Black Eagle, MT 
4:55 PM  37°F
Overcast
 
Great Falls, MT 
4:53 PM  36°F
Overcast

 
This WeatherCity Weather Forecast for Harlowton, Montana, United States is computed using a computer-generated forecast model and should be considered experimental. Please confirm this weather information with your official weather information office

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