Riverton Rainfall Forecast
- 80%
- No Rain
- 5%
- 80%
- 85%
- 30%
- 15%
Riverton Rainfall Statistics
June Rainfall
Petersburg, Grant County Airport (23 miles)
Total Rainfall June
0.1inDaily Average June
0.01inWettest Day 2 June, 2026
0.04inWet Days June
4/23 (17%)
Climate (2021–2025)
Petersburg, Grant County Airport (23 miles)
Annual Average 2021–2025
23.7inMonthly Average 2021–2026
2.3inDaily Average 2021–2026
0.1inWettest Day 5 March, 2026
3.3in