10-day forecast for Harlowton, MT: 52° to 90°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
90°
Best day: Tuesday, August 11
66° · 0.25 in
Worst day: Friday, August 14
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1090° / 54°0
Morning59°feels 57°
Afternoon87°feels 83°
Evening80°feels 80°
Overnight61°feels 59°
90 °
Harlowton, Monday, 10 August
Clear. High 90°, low 54°.
Pressure29.83 inHg
Wind3.1 mph SE
Humidity27%
Visibility6.2 mi
Dew point43°
Tue, 1190° / 56°0
Morning69°feels 67°
Afternoon90°feels 86°
Evening77°feels 76°
Overnight63°feels 60°
90 °
Harlowton, Tuesday, 11 August
Clear. High 90°, low 56°.
Pressure29.83 inHg
Wind10.6 mph NW
Humidity14%
Visibility6.2 mi
Dew point30°
Wed, 1283° / 58°0.03
Morning67°feels 65°
Afternoon82°feels 80°
Evening74°feels 73°
Overnight62°feels 59°
83 °
Harlowton, Wednesday, 12 August
Light rain. High 83°, low 58°.
Pressure29.88 inHg
Wind6.9 mph NE
Humidity28%
Visibility6.2 mi
Dew point42°
Thu, 1365° / 56°0.08
Morning59°feels 58°
Afternoon62°feels 61°
Evening64°feels 64°
Overnight60°feels 59°
65 °
Harlowton, Thursday, 13 August
Light rain. High 65°, low 56°.
Pressure29.94 inHg
Wind2.6 mph E
Humidity75%
Visibility6.2 mi
Dew point53°
Fri, 1466° / 56°0.25
Morning58°feels 58°
Afternoon60°feels 60°
Evening64°feels 64°
Overnight58°feels 57°
66 °
Harlowton, Friday, 14 August
Rain. High 66°, low 56°.
Pressure30.03 inHg
Wind10.8 mph N
Humidity79%
Visibility—
Dew point53°
Sat, 1574° / 52°0.11
Morning57°feels 57°
Afternoon70°feels 70°
Evening70°feels 69°
Overnight58°feels 58°
74 °
Harlowton, Saturday, 15 August
Light rain. High 74°, low 52°.
Pressure30.00 inHg
Wind13.2 mph SE
Humidity54%
Visibility—
Dew point50°
Sun, 1685° / 56°0.12
Morning62°feels 61°
Afternoon77°feels 76°
Evening73°feels 72°
Overnight60°feels 60°
85 °
Harlowton, Sunday, 16 August
Light rain. High 85°, low 56°.
Pressure29.88 inHg
Wind11.6 mph E
Humidity33%
Visibility—
Dew point44°
Mon, 1780° / 56°0
Morning62°feels 60°
Afternoon76°feels 74°
Evening78°feels 76°
Overnight66°feels 64°
80 °
Harlowton, Monday, 17 August
Overcast. High 80°, low 56°.
Pressure29.88 inHg
Wind19.2 mph W
Humidity23%
Visibility—
Dew point33°
Tue, 1888° / 59°0
Morning66°feels 63°
Afternoon83°feels 81°
Evening86°feels 82°
Overnight72°feels 70°
88 °
Harlowton, Tuesday, 18 August
Partly cloudy. High 88°, low 59°.
Pressure29.88 inHg
Wind14.8 mph W
Humidity18%
Visibility—
Dew point32°
About this forecast
How reliable is a 10-day forecast?
The first 3–5 days are the most reliable, typically within 2–4°. From day six to ten the models show the trend: the direction of change is right more often than the exact numbers.
What does the time-of-day table show?
Temperature in Harlowton, MT around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.
How is the best day chosen?
We weigh the daytime high against precipitation: a warm, dry day scores highest.