Rain forecast and rainfall this year
Big Sky, MT
No rain expected today.
Updated Monday 3:06 PM ET.
Forecast
1 percent chance of rain
TodayHigh 46°, low 30°No rain expected
6 percent chance of rain
TomorrowHigh 44°, low 32°No rain expected
Today in Big Sky
This year so far, since Jan 1
23.80 in
−5.22 in below normal for this point in the year (29.02 in).
National rank199th of 363
In Montana1st of 5
Biggest day1.10 in, Jun 29
Last measurable rain0.10 in, Nov 3, 2026
Month by month
Jan1.50
Feb2.20
Mar2.40
Apr3.50
May2.40
Jun3.10
Jul2.50
Aug1.50
Sep1.90
Oct2.40
Nov0.40
Dec–
This yearNormal
Records since 1992
Wettest year42.40 in, 1995
Biggest rain day2.00 in, Oct 22, 2022
Nearby cities
- BozemanMT14.53 in this year32 miles
- JacksonWY13.10 in this year128 miles
- BillingsMT14.04 in this year141 miles
- MissoulaMT13.19 in this year167 miles
- KetchumID12.80 in this year184 miles
More Big Sky weather
Forecast based on National Weather Service forecast data. Rainfall records are from NOAA Regional Climate Centers for the Lone Mountain station, recorded since 1991; normals are NOAA’s 1991–2020 averages. Totals are preliminary. Records are this station’s own and may differ from official NWS city records, which can include earlier locations. Incomplete years and several-day totals are left out. Weather Scoreboard is not affiliated with the National Weather Service or NOAA.