10-day forecast for Potomac, MT: 28° to 62°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
62°
Best day: Tuesday, October 20
45° · 0.85 in
Worst day: Friday, October 23
Tap any day below to see morning, afternoon, evening and overnight.
Tue, 2062° / 36°0
Morning36°feels 36°
Afternoon60°feels 58°
Evening47°feels 47°
Overnight42°feels 42°
62 °
Potomac, Tuesday, 20 October
Partly cloudy. High 62°, low 36°.
Pressure30.12 inHg
Wind1.3 mph N
Humidity50%
Visibility6.2 mi
Dew point35°
Wed, 2161° / 35°0
Morning35°feels 35°
Afternoon58°feels 55°
Evening49°feels 49°
Overnight39°feels 39°
61 °
Potomac, Wednesday, 21 October
Partly cloudy. High 61°, low 35°.
Pressure30.06 inHg
Wind1 mph NW
Humidity51%
Visibility6.2 mi
Dew point36°
Thu, 2262° / 39°0.02
Morning39°feels 39°
Afternoon60°feels 58°
Evening48°feels 48°
Overnight43°feels 43°
62 °
Potomac, Thursday, 22 October
Light rain. High 62°, low 39°.
Pressure29.94 inHg
Wind1.6 mph N
Humidity53%
Visibility6.2 mi
Dew point38°
Fri, 2345° / 40°0.85
Morning43°feels 43°
Afternoon45°feels 45°
Evening41°feels 41°
Overnight44°feels 44°
45 °
Potomac, Friday, 23 October
Rain. High 45°, low 40°.
Pressure29.80 inHg
Wind2.4 mph S
Humidity98%
Visibility1.8 mi
Dew point46°
Sat, 2447° / 34°0.12
Morning38°feels 38°
Afternoon42°feels 42°
Evening43°feels 43°
Overnight37°feels 37°
47 °
Potomac, Saturday, 24 October
Light rain. High 47°, low 34°.
Pressure30.27 inHg
Wind2.4 mph W
Humidity65%
Visibility—
Dew point30°
Sun, 2553° / 28°0
Morning32°feels 32°
Afternoon44°feels 44°
Evening46°feels 46°
Overnight38°feels 38°
53 °
Potomac, Sunday, 25 October
Mostly clear. High 53°, low 28°.
Pressure30.30 inHg
Wind3.4 mph N
Humidity55%
Visibility—
Dew point26°
Mon, 2657° / 34°0
Morning38°feels 37°
Afternoon51°feels 47°
Evening47°feels 46°
Overnight37°feels 34°
57 °
Potomac, Monday, 26 October
Partly cloudy. High 57°, low 34°.
Pressure30.27 inHg
Wind5.2 mph E
Humidity32%
Visibility—
Dew point20°
Tue, 2752° / 29°0
Morning33°feels 30°
Afternoon44°feels 43°
Evening45°feels 45°
Overnight37°feels 36°
52 °
Potomac, Tuesday, 27 October
Clear. High 52°, low 29°.
Pressure30.45 inHg
Wind4.2 mph E
Humidity49%
Visibility—
Dew point24°
Wed, 2859° / 31°0
Morning37°feels 36°
Afternoon50°feels 47°
Evening48°feels 48°
Overnight40°feels 40°
59 °
Potomac, Wednesday, 28 October
Mostly clear. High 59°, low 31°.
Pressure30.15 inHg
Wind2.6 mph NE
Humidity41%
Visibility—
Dew point25°
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 Potomac, 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.