Great Sand Dunes National Park Rainfall Forecast
- 65%
- 25%
- 40%
- No Rain
- 5%
- 5%
- 5%
Great Sand Dunes National Park Rainfall Statistics
October Rainfall
San Luis Valley Regional Airport (23 miles)
Total Rainfall October
0.2inDaily Average October
0.02inWettest Day 10 October, 2025
0.2inWet Days October
2/14 (14%)
Climate (2010–Present)
San Luis Valley Regional Airport (23 miles)
Annual Average 2020–2024
7.3inMonthly Average 2020–2025
0.7inDaily Average 2020–2025
0.02inWettest Day 22 August, 2022
1.6in