10-day forecast for Perma, MT: 30° to 67°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
67°
Best day: Monday, October 26
59° · 0.48 in
Worst day: Thursday, October 22
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 1858° / 30°0
Morning31°feels 31°
Afternoon55°feels 52°
Evening41°feels 41°
Overnight33°feels 33°
58 °
Perma, Sunday, 18 October
Clear. High 58°, low 30°.
Pressure30.15 inHg
Wind2.5 mph N
Humidity55%
Visibility6.2 mi
Dew point36°
Mon, 1960° / 30°0
Morning34°feels 34°
Afternoon57°feels 55°
Evening50°feels 50°
Overnight33°feels 33°
60 °
Perma, Monday, 19 October
Overcast. High 60°, low 30°.
Pressure29.91 inHg
Wind2.9 mph N
Humidity56%
Visibility6.2 mi
Dew point37°
Tue, 2059° / 37°0
Morning37°feels 37°
Afternoon58°feels 55°
Evening49°feels 49°
Overnight40°feels 40°
59 °
Perma, Tuesday, 20 October
Mostly clear. High 59°, low 37°.
Pressure30.06 inHg
Wind1.4 mph NE
Humidity53%
Visibility6.2 mi
Dew point38°
Wed, 2160° / 37°0
Morning37°feels 37°
Afternoon57°feels 55°
Evening54°feels 52°
Overnight40°feels 40°
60 °
Perma, Wednesday, 21 October
Clear. High 60°, low 37°.
Pressure30.03 inHg
Wind2.4 mph N
Humidity59%
Visibility6.2 mi
Dew point40°
Thu, 2259° / 40°0.48
Morning45°feels 44°
Afternoon56°feels 54°
Evening52°feels 51°
Overnight47°feels 46°
59 °
Perma, Thursday, 22 October
Rain. High 59°, low 40°.
Pressure29.85 inHg
Wind3.9 mph W
Humidity49%
Visibility—
Dew point36°
Fri, 2361° / 42°0.15
Morning46°feels 43°
Afternoon56°feels 54°
Evening54°feels 53°
Overnight46°feels 46°
61 °
Perma, Friday, 23 October
Rain. High 61°, low 42°.
Pressure30.00 inHg
Wind4.3 mph SW
Humidity62%
Visibility—
Dew point41°
Sat, 2463° / 40°0
Morning45°feels 44°
Afternoon56°feels 54°
Evening55°feels 53°
Overnight46°feels 46°
63 °
Perma, Saturday, 24 October
Clear. High 63°, low 40°.
Pressure30.09 inHg
Wind3.9 mph E
Humidity50%
Visibility—
Dew point36°
Sun, 2565° / 40°0
Morning45°feels 44°
Afternoon58°feels 55°
Evening55°feels 53°
Overnight47°feels 47°
65 °
Perma, Sunday, 25 October
Clear. High 65°, low 40°.
Pressure30.15 inHg
Wind3.6 mph SW
Humidity39%
Visibility—
Dew point31°
Mon, 2667° / 42°0
Morning47°feels 46°
Afternoon60°feels 57°
Evening56°feels 53°
Overnight48°feels 48°
67 °
Perma, Monday, 26 October
Overcast. High 67°, low 42°.
Pressure29.97 inHg
Wind2.8 mph NE
Humidity30%
Visibility—
Dew point26°
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.