Columbia Hills State Park Rainfall Forecast

Today 9 Sep
No Rain
Thu 10 Sep
No Rain
Fri 11 Sep
No Rain
Sat 12 Sep
50%
Sun 13 Sep
15%
Mon 14 Sep
No Rain
Tue 15 Sep
No Rain

Columbia Hills State Park Rainfall Statistics

September Rainfall

The Dalles Municipal Airport (5.6 miles)

Total Rainfall 2026
6.1in
Daily Average 2026
0.02in
Wettest Day 28 May, 2026
0.6in
Wet Days 2026
40/252 (16%)
Total Rainfall August
0.01in
Daily Average August
0in
Wettest Day 15 August, 2026
0.01in
Wet Days August
1/31 (3%)
Total Rainfall September
0.5in
Daily Average September
0.1in
Wettest Day 6 September, 2026
0.2in
Wet Days September
5/9 (56%)

Climate (2021–2025)

The Dalles Municipal Airport (5.6 miles)

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Annual Average 2021–2025
11.2in
Monthly Average 2021–2026
1in
Daily Average 2021–2026
0.03in
Wettest Day 18 December, 2025
2.2in

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