10-day forecast for Harrison, MT: 26° to 68°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
68°
Best day: Thursday, October 22
51° · 0.91 in
Worst day: Friday, October 23
Tap any day below to see morning, afternoon, evening and overnight.
Thu, 2268° / 36°0.01
Morning37°feels 37°
Afternoon65°feels 63°
Evening50°feels 50°
Overnight39°feels 39°
68 °
Harrison, Thursday, 22 October
Light rain. High 68°, low 36°.
Pressure29.91 inHg
Wind3.8 mph N
Humidity56%
Visibility6.2 mi
Dew point42°
Fri, 2351° / 32°0.91
Morning48°feels 48°
Afternoon48°feels 43°
Evening34°feels 29°
Overnight49°feels 49°
51 °
Harrison, Friday, 23 October
Snow. High 51°, low 32°.
Pressure29.74 inHg
Wind4.4 mph NW
Humidity89%
Visibility4.6 mi
Dew point48°
Sat, 2436° / 29°0.06
Morning30°feels 26°
Afternoon34°feels 34°
Evening32°feels 32°
Overnight31°feels 31°
36 °
Harrison, Saturday, 24 October
Snow. High 36°, low 29°.
Pressure30.45 inHg
Wind2 mph E
Humidity94%
Visibility6.2 mi
Dew point27°
Sun, 2544° / 29°0
Morning30°feels 30°
Afternoon39°feels 38°
Evening38°feels 36°
Overnight29°feels 29°
44 °
Harrison, Sunday, 25 October
Clear. High 44°, low 29°.
Pressure30.30 inHg
Wind1.3 mph NE
Humidity74%
Visibility6.2 mi
Dew point31°
Mon, 2642° / 26°0
Morning29°feels 29°
Afternoon35°feels 35°
Evening38°feels 38°
Overnight34°feels 34°
42 °
Harrison, Monday, 26 October
Overcast. High 42°, low 26°.
Pressure30.45 inHg
Wind1.7 mph E
Humidity85%
Visibility—
Dew point30°
Tue, 2753° / 36°0.05
Morning43°feels 42°
Afternoon50°feels 47°
Evening46°feels 44°
Overnight42°feels 40°
53 °
Harrison, Tuesday, 27 October
Light rain. High 53°, low 36°.
Pressure29.97 inHg
Wind4.9 mph N
Humidity53%
Visibility—
Dew point32°
Wed, 2842° / 35°0.08
Morning36°feels 36°
Afternoon38°feels 38°
Evening41°feels 38°
Overnight36°feels 36°
42 °
Harrison, Wednesday, 28 October
Snow. High 42°, low 35°.
Pressure30.30 inHg
Wind6.6 mph NE
Humidity89%
Visibility—
Dew point34°
Thu, 2951° / 32°0
Morning36°feels 36°
Afternoon45°feels 45°
Evening44°feels 44°
Overnight39°feels 39°
51 °
Harrison, Thursday, 29 October
Clear. High 51°, low 32°.
Pressure30.06 inHg
Wind2.8 mph NE
Humidity53%
Visibility—
Dew point27°
Fri, 3056° / 37°0.03
Morning41°feels 40°
Afternoon51°feels 48°
Evening49°feels 46°
Overnight42°feels 36°
56 °
Harrison, Friday, 30 October
Light rain. High 56°, low 37°.
Pressure29.62 inHg
Wind12.2 mph S
Humidity46%
Visibility—
Dew point29°
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.