... including targeted forecasts at the time of your arrival to each point!
The I-25 runs north-south about 60 miles east of Great Sand Dunes National Park.
In Great Sand Dunes National Park, the summers are warm and dry, the winters are freezing and snowy, and it is mostly clear year round. Over the course of the year, the temperature typically varies from 3°F to 82°F and is rarely below -10°F or above 88°F.
The warm season lasts for 3.5 months, from May to September, with an average daily high temperature above 72°F. The hottest month of the year in Great Sand Dunes National Park is July, with an average high of 81°F and low of 49°F.
The cold season lasts for 3 months, from November to February, with an average daily high temperature below 44°F. The coldest month of the year in Great Sand Dunes National Park is January, with an average low of 4°F and high of 35°F.
Check weather forecasts in advance. Sand begins to bounce around when the wind speed reaches 13 mph. Stronger winds create wind-blown sand that can be painful and dangerous. Spring is the windy season, especially spring afternoons. However, winds may arise during storm fronts at any time of the year.
The park was established in 1932.
This map shows the current & 7-day weather forecast, weather alerts, and weather radar for Great Sand Dunes National Park.