... including targeted forecasts at the time of your arrival to each point!
The warmest month is August, with an average high-temperature of 64.6°F (18.1°C) and an average low-temperature of 43.9°F (6.6°C).
December is the coldest month in Mount Rainier National Park, with an average high-temperature of 33.8°F (1°C) and an average low-temperature of 21°F (-6.1°C).
The Paradise area at Mount Rainier (elevation of 5,400 feet) is known for its snowfall. Paradise once held the world record for measured snowfall in single year in 1971-1972: 1,122 inches (93.5 feet/28.5 meters). A new low snowfall record for Paradise was set in 2014-2015 with 266 inches (22.2 feet/6.7 meters), previously set in 1939-1940. Snowfall is measured at the official Paradise weather station and is recorded in inches. To include the full winter season, snowfall is recorded from July 1st to June 30th.
Visitors should be aware that mountain weather is very changeable. Wet, cold weather can occur anytime of the year. Although late-July and August are generally the driest and warmest time of the year, summer can also be wet and cool. Snow will remain at the 5,000 to 8,000 feet elevation well into mid-July.
Hikers and mountain climbers should be prepared for changing weather. Pay attention to weather forecasts, both one day and long range, avalanche warnings, and special weather alerts.
The park was established in 1899.
This map shows the current & 7-day weather forecast, weather alerts, and weather radar for Mount Rainier National Park.