10-day forecast for Harrison, MT: 22° to 68°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
68°
Best day: Thursday, October 22
46° · 1.44 in
Worst day: Friday, October 23
Tap any day below to see morning, afternoon, evening and overnight.
Fri, 2346° / 31°1.44
Morning43°feels 43°
Afternoon37°feels 29°
Evening32°feels 32°
Overnight45°feels 45°
46 °
Harrison, Friday, 23 October
Snow. High 46°, low 31°.
Pressure29.71 inHg
Wind3.2 mph S
Humidity92%
Visibility1.5 mi
Dew point47°
Sat, 2432° / 22°0
Morning22°feels 22°
Afternoon31°feels 31°
Evening27°feels 27°
Overnight25°feels 25°
32 °
Harrison, Saturday, 24 October
Partly cloudy. High 32°, low 22°.
Pressure30.50 inHg
Wind1.1 mph NE
Humidity97%
Visibility3.9 mi
Dew point26°
Sun, 2535° / 24°0
Morning25°feels 25°
Afternoon34°feels 34°
Evening28°feels 28°
Overnight25°feels 25°
35 °
Harrison, Sunday, 25 October
Clear. High 35°, low 24°.
Pressure30.39 inHg
Wind1.7 mph E
Humidity87%
Visibility6.2 mi
Dew point24°
Mon, 2637° / 25°0
Morning27°feels 27°
Afternoon34°feels 34°
Evening34°feels 34°
Overnight26°feels 26°
37 °
Harrison, Monday, 26 October
Clear. High 37°, low 25°.
Pressure30.50 inHg
Wind1.5 mph S
Humidity89%
Visibility—
Dew point29°
Tue, 2745° / 31°0
Morning35°feels 35°
Afternoon40°feels 40°
Evening39°feels 39°
Overnight35°feels 35°
45 °
Harrison, Tuesday, 27 October
Overcast. High 45°, low 31°.
Pressure30.33 inHg
Wind3.9 mph NE
Humidity66%
Visibility—
Dew point29°
Wed, 2854° / 31°0
Morning35°feels 35°
Afternoon46°feels 46°
Evening45°feels 45°
Overnight40°feels 39°
54 °
Harrison, Wednesday, 28 October
Mostly clear. High 54°, low 31°.
Pressure30.24 inHg
Wind3.4 mph N
Humidity35%
Visibility—
Dew point18°
Thu, 2962° / 39°0
Morning44°feels 43°
Afternoon56°feels 52°
Evening53°feels 49°
Overnight46°feels 42°
62 °
Harrison, Thursday, 29 October
Overcast. High 62°, low 39°.
Pressure29.85 inHg
Wind10.2 mph S
Humidity27%
Visibility—
Dew point20°
Fri, 3058° / 41°0
Morning45°feels 42°
Afternoon54°feels 51°
Evening51°feels 47°
Overnight44°feels 41°
58 °
Harrison, Friday, 30 October
Mostly clear. High 58°, low 41°.
Pressure29.59 inHg
Wind15.2 mph SW
Humidity34%
Visibility—
Dew point25°
Sat, 3147° / 35°0.13
Morning38°feels 37°
Afternoon43°feels 40°
Evening41°feels 39°
Overnight36°feels 33°
47 °
Harrison, Saturday, 31 October
Snow. High 47°, low 35°.
Pressure29.77 inHg
Wind6.1 mph W
Humidity49%
Visibility—
Dew point24°
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 Harrison, 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.