Old Rock Tank Rainfall Forecast

Today 19 Jun
35%
Sat 20 Jun
45%
Sun 21 Jun
30%
Mon 22 Jun
No Rain
Tue 23 Jun
No Rain
Wed 24 Jun
No Rain
Thu 25 Jun
No Rain

Old Rock Tank Rainfall Statistics

June Rainfall

Pleasanton Municipal Airport (28.6 miles)

Total Rainfall 2026
26.4in
Daily Average 2026
0.2in
Wettest Day 1 May, 2026
8in
Wet Days 2026
33/170 (19%)
Total Rainfall May
15.6in
Daily Average May
0.5in
Wettest Day 1 May, 2026
8in
Wet Days May
7/31 (23%)
Total Rainfall June
5.1in
Daily Average June
0.3in
Wettest Day 15 June, 2026
2.1in
Wet Days June
9/19 (47%)

Climate (2021–2025)

Pleasanton Municipal Airport (28.6 miles)

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Annual Average 2021–2025
24.7in
Monthly Average 2021–2026
2.2in
Daily Average 2021–2026
0.1in
Wettest Day 1 May, 2026
8in

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