Grindstone Rainfall Forecast
- No Rain
- 40%
- 75%
- 95%
- 20%
- 15%
- 10%
Grindstone Rainfall Statistics
June Rainfall
Pittsburgh - Allegheny County Airport (23.6 miles)
Total Rainfall June
2.3inDaily Average June
0.1inWettest Day 22 June, 2026
0.8inWet Days June
8/24 (33%)
Climate (2021–2025)
Pittsburgh - Allegheny County Airport (23.6 miles)
Annual Average 2021–2025
38.8inMonthly Average 2021–2026
3.3inDaily Average 2021–2026
0.1inWettest Day 1 September, 2021
2.3in