Racetrack Lake Rainfall Forecast
- No Rain
- 5%
- 25%
- No Rain
- 10%
- 30%
- 15%
Racetrack Lake Rainfall Statistics
September Rainfall
Butte, Bert Mooney Airport (38.5 miles)
Total Rainfall September
1inDaily Average September
0.1inWettest Day 19 September, 2026
0.4inWet Days September
7/21 (33%)
Climate (2021–2025)
Butte, Bert Mooney Airport (38.5 miles)
Annual Average 2021–2025
10.4inMonthly Average 2021–2026
0.9inDaily Average 2021–2026
0.03inWettest Day 6 June, 2023
1.8in