West Yellowstone Weather Information

What is the Yellowstone weather like in Yellowstone and the West Yellowstone area?  West Yellowstone mountain weather can be very unpredicable so you always want to be prepared.  Dress in layers so that you can add or subtract for comfort.  In winter you will want to use heavier layers.

Traditionally, West Yellowstone is a sunny place.  You will want to bring sunscreen.  Springtime tends to be the most wet and cloudy.  Fall is crisp, cool and frequently sunny.  Below is our average temperatures and precipitation for West Yellowstone, Montana:

                      Mean Minimum       Mean High     Snowfall    AveragePrecip.                        Temparture           Temparture         Inches               Inches

January                -.01                       23.4              30.1                2.39

February                3.2                      30.8               23.4                1.67

March                    7.3                      36.8               22.6                1.74

April                     19.3                      46.4                9.6                1.51

May                     29.1                      58.5                4.1                 2.17

June                    36.1                      68.3                 .09                2.62

July                     40.8                      79.4                 0.0                1.38

August                38.6                       76.2                 0.1               1.63

September           30.2                      65.6                 1.4                1.54

October               22.1                       52.8                 6.6               1.42

November            10.6                       34.4                18.4                .90

December             1.9                       25.0                26.1               2.37

Annual                                                                  143.3             22.34