10-day forecast for Alta, MT: 21° to 62°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
62°
Best day: Thursday, November 12
40° · 0.3 in
Worst day: Monday, November 16
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 0955° / 33°0.02
Morning36°feels 36°
Afternoon55°feels 52°
Evening44°feels 43°
Overnight36°feels 36°
55 °
Alta, Monday, 9 November
Light rain. High 55°, low 33°.
Pressure30.03 inHg
Wind6 mph S
Humidity45%
Visibility6.2 mi
Dew point28°
Tue, 1054° / 36°0.02
Morning36°feels 33°
Afternoon54°feels 51°
Evening38°feels 38°
Overnight39°feels 36°
54 °
Alta, Tuesday, 10 November
Light rain. High 54°, low 36°.
Pressure30.21 inHg
Wind8.7 mph W
Humidity52%
Visibility6.2 mi
Dew point30°
Wed, 1160° / 36°0
Morning36°feels 36°
Afternoon60°feels 58°
Evening40°feels 39°
Overnight36°feels 34°
60 °
Alta, Wednesday, 11 November
Overcast. High 60°, low 36°.
Pressure30.21 inHg
Wind4 mph S
Humidity47%
Visibility6.2 mi
Dew point31°
Thu, 1262° / 35°0
Morning41°feels 40°
Afternoon53°feels 51°
Evening47°feels 46°
Overnight37°feels 37°
62 °
Alta, Thursday, 12 November
Overcast. High 62°, low 35°.
Pressure30.06 inHg
Wind3.4 mph SE
Humidity48%
Visibility—
Dew point33°
Fri, 1361° / 35°0
Morning41°feels 40°
Afternoon54°feels 52°
Evening46°feels 45°
Overnight39°feels 37°
61 °
Alta, Friday, 13 November
Overcast. High 61°, low 35°.
Pressure29.97 inHg
Wind6.1 mph S
Humidity45%
Visibility—
Dew point32°
Sat, 1457° / 35°0
Morning40°feels 37°
Afternoon51°feels 48°
Evening45°feels 45°
Overnight39°feels 39°
57 °
Alta, Saturday, 14 November
Overcast. High 57°, low 35°.
Pressure29.91 inHg
Wind4.4 mph SE
Humidity38%
Visibility—
Dew point25°
Sun, 1554° / 36°0
Morning40°feels 37°
Afternoon48°feels 47°
Evening45°feels 45°
Overnight37°feels 34°
54 °
Alta, Sunday, 15 November
Overcast. High 54°, low 36°.
Pressure29.77 inHg
Wind4.5 mph SE
Humidity45%
Visibility—
Dew point26°
Mon, 1640° / 23°0.3
Morning39°feels 35°
Afternoon37°feels 31°
Evening30°feels 28°
Overnight26°feels 26°
40 °
Alta, Monday, 16 November
Snow. High 40°, low 23°.
Pressure30.06 inHg
Wind11.2 mph W
Humidity75%
Visibility—
Dew point31°
Tue, 1740° / 21°0
Morning25°feels 24°
Afternoon35°feels 33°
Evening33°feels 33°
Overnight27°feels 27°
40 °
Alta, Tuesday, 17 November
Overcast. High 40°, low 21°.
Pressure30.09 inHg
Wind3.6 mph SE
Humidity68%
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.