10-day forecast for Alta, MT: 27° to 60°, with precipitation expected on 0 days. The table below breaks each day into morning, afternoon, evening and overnight.
60°
Best day: Sunday, November 8
45°
Worst day: Tuesday, November 3
Tap any day below to see morning, afternoon, evening and overnight.
Wed, 0452° / 31°0
Morning32°feels 32°
Afternoon52°feels 49°
Evening36°feels 36°
Overnight32°feels 32°
52 °
Alta, Wednesday, 4 November
Clear. High 52°, low 31°.
Pressure30.00 inHg
Wind1.3 mph N
Humidity54%
Visibility6.2 mi
Dew point25°
Thu, 0546° / 32°0
Morning34°feels 34°
Afternoon44°feels 41°
Evening34°feels 34°
Overnight33°feels 33°
46 °
Alta, Thursday, 5 November
Overcast. High 46°, low 32°.
Pressure30.15 inHg
Wind4.4 mph NW
Humidity64%
Visibility6.2 mi
Dew point28°
Fri, 0653° / 30°0
Morning31°feels 31°
Afternoon53°feels 50°
Evening36°feels 34°
Overnight30°feels 30°
53 °
Alta, Friday, 6 November
Overcast. High 53°, low 30°.
Pressure30.24 inHg
Wind5.3 mph S
Humidity52%
Visibility6.2 mi
Dew point23°
Sat, 0759° / 36°0
Morning38°feels 35°
Afternoon59°feels 56°
Evening39°feels 37°
Overnight38°feels 38°
59 °
Alta, Saturday, 7 November
Clear. High 59°, low 36°.
Pressure30.24 inHg
Wind4.9 mph S
Humidity47%
Visibility6.2 mi
Dew point29°
Sun, 0860° / 36°0
Morning44°feels 40°
Afternoon56°feels 54°
Evening47°feels 47°
Overnight37°feels 36°
60 °
Alta, Sunday, 8 November
Overcast. High 60°, low 36°.
Pressure30.06 inHg
Wind9.4 mph SW
Humidity42%
Visibility—
Dew point32°
Mon, 0957° / 35°0
Morning40°feels 39°
Afternoon51°feels 49°
Evening44°feels 44°
Overnight37°feels 37°
57 °
Alta, Monday, 9 November
Overcast. High 57°, low 35°.
Pressure30.06 inHg
Wind2.9 mph SE
Humidity50%
Visibility—
Dew point32°
Tue, 1055° / 37°0
Morning44°feels 42°
Afternoon51°feels 49°
Evening45°feels 45°
Overnight39°feels 39°
55 °
Alta, Tuesday, 10 November
Partly cloudy. High 55°, low 37°.
Pressure30.06 inHg
Wind4.4 mph W
Humidity46%
Visibility—
Dew point30°
Wed, 1158° / 35°0
Morning40°feels 39°
Afternoon50°feels 48°
Evening45°feels 45°
Overnight37°feels 35°
58 °
Alta, Wednesday, 11 November
Partly cloudy. High 58°, low 35°.
Pressure30.09 inHg
Wind4.3 mph S
Humidity45%
Visibility—
Dew point28°
Thu, 1256° / 33°0
Morning38°feels 35°
Afternoon49°feels 47°
Evening42°feels 42°
Overnight36°feels 34°
56 °
Alta, Thursday, 12 November
Partly cloudy. High 56°, low 33°.
Pressure29.88 inHg
Wind4.5 mph SE
Humidity38%
Visibility—
Dew point24°
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 Alta, 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.