Weather Forecast and Radar for Grand Teton National Park

Routes Running Nearby to Grand Teton National Park

• The I-15 runs north-south about 70 miles west of Grand Teton National Park.

• The I-80 runs east-west about 175 miles southeast of Grand Teton National Park.

Weather in Grand Teton National Park

In Grand Teton National Park, the summers are warm, dry, and mostly clear and the winters are freezing, snowy, and partly cloudy. Over the course of the year, the temperature typically varies from 6°F to 80°F and is rarely below -13°F or above 87°F.

The warm season lasts for 3 months, from June to September, with an average daily high temperature above 69°F. The hottest month of the year in Grand Teton National Park is July, with an average high of 79°F and low of 44°F.

The cold season lasts for 3.5 months, from November to March, with an average daily high temperature below 35°F. The coldest month of the year in Grand Teton National Park is January, with an average low of 6°F and high of 25°F.

Between storms the days are sunny and nights are frigid. Snow blankets the mountains and valley. Vehicles with four-wheel drive, all-wheel drive, or all-weather tires are recommended for winter travel, roads may be closed during blizzards.

Fast Facts About Grand Teton National Park

The park was established in 1929.

Major Cities Nearby Grand Teton National Park

• Salt Lake City, UT (about 200 miles to the south)

This map shows the current & 7-day weather forecast, weather alerts, and weather radar for Grand Teton National Park.