10-day forecast for Alta, WY: 34° to 66°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
66°
Best day: Thursday, October 22
45° · 0.56 in
Worst day: Friday, October 30
Tap any day below to see morning, afternoon, evening and overnight.
Thu, 2266° / 43°0.02
Morning45°feels 43°
Afternoon66°feels 64°
Evening55°feels 53°
Overnight48°feels 46°
66 °
Alta, Thursday, 22 October
Light rain. High 66°, low 43°.
Pressure29.91 inHg
Wind6.2 mph SW
Humidity48%
Visibility6.2 mi
Dew point40°
Fri, 2351° / 37°0.23
Morning43°feels 39°
Afternoon47°feels 41°
Evening40°feels 38°
Overnight45°feels 45°
51 °
Alta, Friday, 23 October
Rain. High 51°, low 37°.
Pressure29.83 inHg
Wind11.4 mph S
Humidity47%
Visibility6.2 mi
Dew point29°
Sat, 2450° / 34°0
Morning34°feels 34°
Afternoon49°feels 47°
Evening40°feels 40°
Overnight35°feels 32°
50 °
Alta, Saturday, 24 October
Partly cloudy. High 50°, low 34°.
Pressure30.15 inHg
Wind5 mph W
Humidity68%
Visibility5.7 mi
Dew point36°
Sun, 2549° / 34°0
Morning36°feels 36°
Afternoon46°feels 44°
Evening41°feels 41°
Overnight34°feels 34°
49 °
Alta, Sunday, 25 October
Clear. High 49°, low 34°.
Pressure30.12 inHg
Wind5.4 mph NW
Humidity60%
Visibility—
Dew point32°
Mon, 2652° / 34°0
Morning38°feels 38°
Afternoon47°feels 47°
Evening43°feels 43°
Overnight38°feels 36°
52 °
Alta, Monday, 26 October
Partly cloudy. High 52°, low 34°.
Pressure30.24 inHg
Wind3.4 mph W
Humidity51%
Visibility—
Dew point29°
Tue, 2756° / 38°0.01
Morning45°feels 41°
Afternoon54°feels 51°
Evening48°feels 46°
Overnight44°feels 42°
56 °
Alta, Tuesday, 27 October
Light rain. High 56°, low 38°.
Pressure30.00 inHg
Wind8.6 mph SW
Humidity30%
Visibility—
Dew point22°
Wed, 2849° / 37°0.04
Morning39°feels 36°
Afternoon46°feels 44°
Evening42°feels 42°
Overnight40°feels 37°
49 °
Alta, Wednesday, 28 October
Snow. High 49°, low 37°.
Pressure30.12 inHg
Wind6.8 mph SE
Humidity41%
Visibility—
Dew point22°
Thu, 2953° / 40°0
Morning45°feels 42°
Afternoon51°feels 48°
Evening47°feels 47°
Overnight44°feels 41°
53 °
Alta, Thursday, 29 October
Overcast. High 53°, low 40°.
Pressure29.97 inHg
Wind7 mph SW
Humidity42%
Visibility—
Dew point28°
Fri, 3045° / 36°0.56
Morning40°feels 37°
Afternoon40°feels 37°
Evening37°feels 32°
Overnight37°feels 31°
45 °
Alta, Friday, 30 October
Snow. High 45°, low 36°.
Pressure29.74 inHg
Wind8.5 mph S
Humidity97%
Visibility—
Dew point40°
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, WY 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.