10-day forecast for Perma, MT: 31° to 63°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
63°
Best day: Tuesday, October 20
49° · 0.56 in
Worst day: Friday, October 23
Tap any day below to see morning, afternoon, evening and overnight.
Wed, 2163° / 36°0
Morning36°feels 36°
Afternoon60°feels 57°
Evening51°feels 48°
Overnight40°feels 40°
63 °
Perma, Wednesday, 21 October
Partly cloudy. High 63°, low 36°.
Pressure30.00 inHg
Wind2.2 mph N
Humidity55%
Visibility6.2 mi
Dew point39°
Thu, 2261° / 37°0
Morning37°feels 37°
Afternoon59°feels 57°
Evening51°feels 49°
Overnight42°feels 42°
61 °
Perma, Thursday, 22 October
Light rain. High 61°, low 37°.
Pressure29.91 inHg
Wind2.5 mph N
Humidity54%
Visibility6.2 mi
Dew point39°
Fri, 2349° / 44°0.56
Morning44°feels 44°
Afternoon48°feels 45°
Evening45°feels 45°
Overnight44°feels 44°
49 °
Perma, Friday, 23 October
Rain. High 49°, low 44°.
Pressure29.85 inHg
Wind4.2 mph SW
Humidity95%
Visibility5.3 mi
Dew point47°
Sat, 2450° / 31°0.03
Morning38°feels 38°
Afternoon45°feels 45°
Evening45°feels 45°
Overnight38°feels 38°
50 °
Perma, Saturday, 24 October
Light rain. High 50°, low 31°.
Pressure30.24 inHg
Wind3.2 mph N
Humidity55%
Visibility—
Dew point28°
Sun, 2552° / 32°0
Morning35°feels 35°
Afternoon45°feels 45°
Evening45°feels 44°
Overnight40°feels 40°
52 °
Perma, Sunday, 25 October
Partly cloudy. High 52°, low 32°.
Pressure30.30 inHg
Wind4.1 mph NE
Humidity51%
Visibility—
Dew point26°
Mon, 2653° / 37°0
Morning41°feels 41°
Afternoon49°feels 48°
Evening45°feels 44°
Overnight40°feels 38°
53 °
Perma, Monday, 26 October
Overcast. High 53°, low 37°.
Pressure30.30 inHg
Wind5.1 mph NE
Humidity40%
Visibility—
Dew point25°
Tue, 2752° / 33°0
Morning37°feels 34°
Afternoon46°feels 44°
Evening45°feels 45°
Overnight38°feels 38°
52 °
Perma, Tuesday, 27 October
Clear. High 52°, low 33°.
Pressure30.39 inHg
Wind4.6 mph E
Humidity47%
Visibility—
Dew point25°
Wed, 2858° / 35°0
Morning40°feels 38°
Afternoon50°feels 48°
Evening48°feels 48°
Overnight42°feels 42°
58 °
Perma, Wednesday, 28 October
Clear. High 58°, low 35°.
Pressure30.15 inHg
Wind2.7 mph NE
Humidity42%
Visibility—
Dew point26°
Thu, 2961° / 39°0
Morning44°feels 43°
Afternoon55°feels 52°
Evening50°feels 48°
Overnight44°feels 44°
61 °
Perma, Thursday, 29 October
Overcast. High 61°, low 39°.
Pressure29.91 inHg
Wind2.8 mph S
Humidity36%
Visibility—
Dew point27°
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 Perma, 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.