San Luis State Park Rainfall Forecast
- 70%
- 10%
- No Rain
- 5%
- 10%
- 5%
- 15%
San Luis State Park Rainfall Statistics
September Rainfall
San Luis Valley Regional Airport (16.8 miles)
Total Rainfall September
0.4inDaily Average September
0.04inWettest Day 5 September, 2025
0.3inWet Days September
4/13 (31%)
Climate (2010–Present)
San Luis Valley Regional Airport (16.8 miles)
Annual Average 2020–2024
7.3inMonthly Average 2020–2025
0.6inDaily Average 2020–2025
0.02inWettest Day 22 August, 2022
1.6in