10-day forecast for Marion, MT: 23° to 66°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
60°
Best day: Wednesday, October 21
50° · 0.11 in
Worst day: Friday, October 23
Tap any day below to see morning, afternoon, evening and overnight.
Wed, 2160° / 31°0
Morning31°feels 31°
Afternoon57°feels 54°
Evening45°feels 45°
Overnight38°feels 38°
60 °
Marion, Wednesday, 21 October
Overcast. High 60°, low 31°.
Pressure30.00 inHg
Wind2.6 mph SE
Humidity54%
Visibility6.2 mi
Dew point40°
Thu, 2266° / 33°0.12
Morning44°feels 44°
Afternoon66°feels 64°
Evening53°feels 52°
Overnight39°feels 39°
66 °
Marion, Thursday, 22 October
Rain. High 66°, low 33°.
Pressure29.88 inHg
Wind1.8 mph E
Humidity58%
Visibility6.2 mi
Dew point42°
Fri, 2350° / 40°0.11
Morning47°feels 45°
Afternoon49°feels 46°
Evening41°feels 38°
Overnight49°feels 49°
50 °
Marion, Friday, 23 October
Rain. High 50°, low 40°.
Pressure30.06 inHg
Wind7.4 mph NE
Humidity95%
Visibility2.8 mi
Dew point43°
Sat, 2452° / 36°0
Morning37°feels 37°
Afternoon51°feels 48°
Evening47°feels 47°
Overnight37°feels 37°
52 °
Marion, Saturday, 24 October
Overcast. High 52°, low 36°.
Pressure30.30 inHg
Wind5.1 mph SE
Humidity62%
Visibility6.2 mi
Dew point32°
Sun, 2548° / 36°0
Morning42°feels 40°
Afternoon47°feels 42°
Evening43°feels 38°
Overnight37°feels 33°
48 °
Marion, Sunday, 25 October
Mostly clear. High 48°, low 36°.
Pressure30.39 inHg
Wind9.7 mph NE
Humidity62%
Visibility—
Dew point34°
Mon, 2644° / 26°0
Morning32°feels 32°
Afternoon40°feels 38°
Evening33°feels 33°
Overnight27°feels 27°
44 °
Marion, Monday, 26 October
Clear. High 44°, low 26°.
Pressure30.50 inHg
Wind5.5 mph NE
Humidity54%
Visibility—
Dew point24°
Tue, 2748° / 23°0
Morning29°feels 29°
Afternoon42°feels 42°
Evening38°feels 38°
Overnight31°feels 31°
48 °
Marion, Tuesday, 27 October
Mostly clear. High 48°, low 23°.
Pressure30.33 inHg
Wind2.9 mph NE
Humidity46%
Visibility—
Dew point20°
Wed, 2846° / 30°0
Morning34°feels 33°
Afternoon42°feels 40°
Evening38°feels 38°
Overnight33°feels 33°
46 °
Marion, Wednesday, 28 October
Overcast. High 46°, low 30°.
Pressure30.33 inHg
Wind4.4 mph E
Humidity54%
Visibility—
Dew point26°
Thu, 2952° / 28°0
Morning33°feels 33°
Afternoon44°feels 44°
Evening41°feels 41°
Overnight34°feels 34°
52 °
Marion, Thursday, 29 October
Clear. High 52°, low 28°.
Pressure30.00 inHg
Wind3.2 mph SW
Humidity57%
Visibility—
Dew point28°
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 Marion, 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.