McNary Rainfall Forecast

Today 27 Sep
No Rain
Mon 28 Sep
No Rain
Tue 29 Sep
No Rain
Wed 30 Sep
No Rain
Thu 1 Oct
No Rain
Fri 2 Oct
No Rain
Sat 3 Oct
No Rain

McNary Rainfall Statistics

September Rainfall

Hermiston, Hermiston Municipal Airport (6.2 miles)

Total Rainfall 2026
5.2in
Daily Average 2026
0.02in
Wettest Day 8 February, 2026
0.7in
Wet Days 2026
43/270 (16%)
Total Rainfall August
0.03in
Daily Average August
0in
Wettest Day 15 August, 2026
0.03in
Wet Days August
1/31 (3%)
Total Rainfall September
0.9in
Daily Average September
0.03in
Wettest Day 12 September, 2026
0.3in
Wet Days September
7/27 (26%)

Climate (2021–2025)

Hermiston, Hermiston Municipal Airport (6.2 miles)

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Annual Average 2021–2025
9.4in
Monthly Average 2021–2026
0.8in
Daily Average 2021–2026
0.03in
Wettest Day 5 May, 2024
1.1in

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