Groner Reservoir Rainfall Forecast

Today 20 Jul
No Rain
Mon 21 Jul
40%
Tue 22 Jul
15%
Wed 23 Jul
15%
Thu 24 Jul
5%
Fri 25 Jul
5%
Sat 26 Jul
5%

Groner Reservoir Rainfall Statistics

July Rainfall

Ontario Municipal Airport (36.7 miles)

Total Rainfall 2025
6.3in
Daily Average 2025
0.03in
Wettest Day 2 February, 2025
0.7in
Wet Days 2025
40/201 (20%)
Total Rainfall June
0.2in
Daily Average June
0.01in
Wettest Day 10 June, 2025
0.1in
Wet Days June
3/30 (10%)
Total Rainfall July
0.3in
Daily Average July
0.01in
Wettest Day 2 July, 2025
0.1in
Wet Days July
2/20 (10%)

Climate (2010–Present)

Ontario Municipal Airport (36.7 miles)

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Annual Average 2020–2024
9.8in
Monthly Average 2020–2025
0.8in
Daily Average 2020–2025
0.03in
Wettest Day 21 August, 2023
1.5in

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