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May 13th, 2026 :: 11:05 am MDT   

Local Weather Report for
Harlowton
Montana, United States

 Harlowton Weather Forecast Summary  
 
Today
May 13th
Thursday
May 14th
Friday
May 15th
Saturday
May 16th
Sunday
May 17th
Mix of Sun and Cloud Mostly Sunny Mostly Sunny Mix of Cloud and Sun Mix of rain and snow
86°F
63°F
48°F
60°F
47°F
62°F
41°F
44°F
37°F
 
 Harlowton Detailed Weather Forecast  
 
Wednesday, May 13th, 2026
Afternoon Temperature: 82°F
A mix of sun and cloud. Slight chance of a thunderstorm. Windy at times.
Evening Temperature: 65°F
Mostly cloudy with a chance of showers. Slight chance of a thunderstorm. Wind 20 to 30 mph.
Thursday, May 14th, 2026
Overnight Temperature: 48°F
Clear with a chance of showers. Wind 20 to 30 mph.
Morning Temperature: 50°F
Mostly sunny. Wind 20 to 30 mph.
Afternoon Temperature: 61°F
Sunny. Wind 35 to 45 mph.
Evening Temperature: 56°F
Clear. Wind 25 to 40 mph.
Friday, May 15th, 2026
Overnight Temperature: 50°F
A mix of clear and cloudy skies. Windy.
Morning Temperature: 49°F
Mostly sunny. Wind 20 to 30 mph.
Afternoon Temperature: 58°F
Sunny. Wind 25 to 40 mph.
Evening Temperature: 54°F
Clear. Wind 20 to 30 mph.
Saturday, May 16th, 2026
Overnight Temperature: 42°F
Mostly clear.
Morning Temperature: 46°F
A mix of cloud and sun.
Afternoon Temperature: 60°F
Mostly cloudy.
Evening Temperature: 54°F
Mostly cloudy with a slight chance of showers. Windy.
Sunday, May 17th, 2026
Overnight Temperature: 42°F
Cloudy with showers likely. Windy at times.
Morning Temperature: 39°F
Cloudy with showers likely. Showers possibly mixed with wet flurries. Windy at times.
Afternoon Temperature: 43°F
Cloudy with a chance of showers. Windy.
Evening Temperature: 40°F
Mostly cloudy. Windy.
Monday, May 18th, 2026
Overnight Temperature: 34°F
A mix of cloudy and clear skies. Windy.
Morning Temperature: 37°F
Mostly cloudy. Windy.
Afternoon Temperature: 50°F
Sunny. Windy.
Evening Temperature: 48°F
A mix of clear and cloudy skies. Windy at times.
Tuesday, May 19th, 2026
Overnight Temperature: 38°F
Mostly clear.
Morning Temperature: 44°F
Sunny with cloudy periods. Windy at times.
Afternoon Temperature: 59°F
Mostly cloudy. Windy.
Evening Temperature: 57°F
Mostly cloudy with a slight chance of showers or thundershowers. Windy at times.
Wednesday, May 20th, 2026
Overnight Temperature: 45°F
Clear. Windy at times.
Morning Temperature: 42°F
A mix of cloud and sun with a slight chance of showers. Windy.
Afternoon Temperature: 50°F
Mostly sunny with a slight chance of showers. Windy.
Evening Temperature: 51°F
Clear. Windy at times.
Thursday, May 21st, 2026
Overnight Temperature: 42°F
Clear with cloudy periods.
Morning Temperature: 45°F
Mostly sunny.
Afternoon Temperature: 71°F
Mostly sunny. Windy.
Evening Temperature: 63°F
Mostly clear. Windy.





 

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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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