McKay Reservoir Rainfall Forecast

Today 24 Oct
No Rain
Sun 25 Oct
20%
Mon 26 Oct
55%
Tue 27 Oct
50%
Wed 28 Oct
25%
Thu 29 Oct
25%
Fri 30 Oct
25%

McKay Reservoir Rainfall Statistics

October Rainfall

Eastern Oregon Regional Airport at Pendleton (8.1 miles)

Total Rainfall 2026
6.6 in
Daily Average 2026
0.02 in
Wettest Day 22 April, 2026
0.6 in
Wet Days 2026
45/297 (15%)
Total Rainfall September
1.1 in
Daily Average September
0.04 in
Wettest Day 2 September, 2026
0.3 in
Wet Days September
8/30 (27%)
Total Rainfall October
0.5 in
Daily Average October
0.02 in
Wettest Day 22 October, 2026
0.5 in
Wet Days October
2/24 (8%)

Climate (2021–2025)

Eastern Oregon Regional Airport at Pendleton (8.1 miles)

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Annual Average 2021–2025
12 in
Monthly Average 2021–2026
1 in
Daily Average 2021–2026
0.03 in
Wettest Day 5 May, 2024
1.5 in

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