10-day forecast for Garrison, MT: 25° to 50°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
50°
Best day: Monday, October 26
45° · 0.14 in
Worst day: Tuesday, October 27
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 2545° / 28°0
Morning28°feels 22°
Afternoon44°feels 39°
Evening32°feels 25°
Overnight34°feels 30°
45 °
Garrison, Sunday, 25 October
Mostly clear. High 45°, low 28°.
Pressure30.30 inHg
Wind9.3 mph E
Humidity69%
Visibility6.2 mi
Dew point24°
Mon, 2650° / 29°0
Morning30°feels 25°
Afternoon49°feels 47°
Evening36°feels 33°
Overnight29°feels 23°
50 °
Garrison, Monday, 26 October
Overcast. High 50°, low 29°.
Pressure30.03 inHg
Wind4.4 mph E
Humidity62%
Visibility6.2 mi
Dew point27°
Tue, 2745° / 32°0.14
Morning35°feels 27°
Afternoon43°feels 37°
Evening35°feels 30°
Overnight35°feels 35°
45 °
Garrison, Tuesday, 27 October
Snow. High 45°, low 32°.
Pressure29.97 inHg
Wind12.7 mph W
Humidity73%
Visibility6.2 mi
Dew point31°
Wed, 2846° / 30°0
Morning30°feels 30°
Afternoon44°feels 44°
Evening36°feels 36°
Overnight31°feels 31°
46 °
Garrison, Wednesday, 28 October
Mostly clear. High 46°, low 30°.
Pressure30.03 inHg
Wind2.7 mph E
Humidity66%
Visibility6.2 mi
Dew point26°
Thu, 2944° / 29°0.09
Morning33°feels 28°
Afternoon41°feels 37°
Evening35°feels 34°
Overnight29°feels 24°
44 °
Garrison, Thursday, 29 October
Snow. High 44°, low 29°.
Pressure29.91 inHg
Wind7.4 mph E
Humidity65%
Visibility—
Dew point30°
Fri, 3043° / 25°0.02
Morning28°feels 24°
Afternoon37°feels 33°
Evening40°feels 37°
Overnight36°feels 33°
43 °
Garrison, Friday, 30 October
Light snow. High 43°, low 25°.
Pressure30.03 inHg
Wind5.1 mph E
Humidity81%
Visibility—
Dew point30°
Sat, 3145° / 34°0.03
Morning38°feels 35°
Afternoon43°feels 41°
Evening39°feels 35°
Overnight35°feels 31°
45 °
Garrison, Saturday, 31 October
Light snow. High 45°, low 34°.
Pressure29.88 inHg
Wind8.4 mph NW
Humidity71%
Visibility—
Dew point34°
Sun, 0147° / 30°0
Morning34°feels 28°
Afternoon42°feels 36°
Evening38°feels 34°
Overnight32°feels 31°
47 °
Garrison, Sunday, 1 November
Mostly clear. High 47°, low 30°.
Pressure30.12 inHg
Wind13.7 mph W
Humidity41%
Visibility—
Dew point19°
Mon, 0249° / 33°0
Morning36°feels 36°
Afternoon44°feels 44°
Evening40°feels 39°
Overnight35°feels 31°
49 °
Garrison, Monday, 2 November
Overcast. High 49°, low 33°.
Pressure30.21 inHg
Wind4.5 mph S
Humidity35%
Visibility—
Dew point17°
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 Garrison, 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.