10-day forecast for Alpine, MT: 23° to 67°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
67°
Best day: Saturday, October 17
43° · 0.54 in
Worst day: Wednesday, October 21
Tap any day below to see morning, afternoon, evening and overnight.
Tue, 1346° / 28°0.01
Morning33°feels 33°
Afternoon46°feels 44°
Evening35°feels 35°
Overnight30°feels 30°
46 °
Alpine, Tuesday, 13 October
Light snow. High 46°, low 28°.
Pressure30.00 inHg
Wind2.3 mph NE
Humidity79%
Visibility6.2 mi
Dew point32°
Wed, 1454° / 25°0
Morning36°feels 34°
Afternoon54°feels 52°
Evening41°feels 41°
Overnight35°feels 35°
54 °
Alpine, Wednesday, 14 October
Clear. High 54°, low 25°.
Pressure30.09 inHg
Wind1.7 mph NE
Humidity60%
Visibility2.7 mi
Dew point30°
Thu, 1552° / 38°0
Morning41°feels 41°
Afternoon49°feels 48°
Evening40°feels 40°
Overnight42°feels 42°
52 °
Alpine, Thursday, 15 October
Clear. High 52°, low 38°.
Pressure30.62 inHg
Wind4.6 mph NE
Humidity71%
Visibility6.2 mi
Dew point29°
Fri, 1666° / 38°0
Morning47°feels 44°
Afternoon63°feels 60°
Evening55°feels 52°
Overnight40°feels 37°
66 °
Alpine, Friday, 16 October
Clear. High 66°, low 38°.
Pressure30.39 inHg
Wind7.7 mph SW
Humidity33%
Visibility—
Dew point31°
Sat, 1767° / 47°0
Morning52°feels 48°
Afternoon64°feels 62°
Evening55°feels 53°
Overnight48°feels 44°
67 °
Alpine, Saturday, 17 October
Clear. High 67°, low 47°.
Pressure29.97 inHg
Wind9.2 mph SW
Humidity32%
Visibility—
Dew point33°
Sun, 1858° / 46°0
Morning50°feels 46°
Afternoon56°feels 54°
Evening51°feels 48°
Overnight46°feels 43°
58 °
Alpine, Sunday, 18 October
Overcast. High 58°, low 46°.
Pressure29.91 inHg
Wind9.9 mph W
Humidity40%
Visibility—
Dew point32°
Mon, 1960° / 44°0
Morning48°feels 43°
Afternoon57°feels 54°
Evening53°feels 50°
Overnight48°feels 43°
60 °
Alpine, Monday, 19 October
Clear. High 60°, low 44°.
Pressure29.91 inHg
Wind12.1 mph SW
Humidity37%
Visibility—
Dew point29°
Tue, 2057° / 45°0.1
Morning50°feels 47°
Afternoon56°feels 53°
Evening49°feels 46°
Overnight46°feels 41°
57 °
Alpine, Tuesday, 20 October
Light rain. High 57°, low 45°.
Pressure29.59 inHg
Wind11.2 mph SW
Humidity42%
Visibility—
Dew point33°
Wed, 2143° / 33°0.54
Morning40°feels 37°
Afternoon39°feels 35°
Evening34°feels 29°
Overnight34°feels 30°
43 °
Alpine, Wednesday, 21 October
Snow. High 43°, low 33°.
Pressure29.85 inHg
Wind9.2 mph SW
Humidity97%
Visibility—
Dew point39°
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 Alpine, 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.