Mission Rainfall Forecast

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

Mission Rainfall Statistics

September Rainfall

Eastern Oregon Regional Airport at Pendleton (7.5 miles)

Total Rainfall 2026
6.2in
Daily Average 2026
0.02in
Wettest Day 22 April, 2026
0.6in
Wet Days 2026
42/263 (16%)
Total Rainfall August
0.02in
Daily Average August
0in
Wettest Day 15 August, 2026
0.02in
Wet Days August
1/31 (3%)
Total Rainfall September
1.2in
Daily Average September
0.1in
Wettest Day 2 September, 2026
0.3in
Wet Days September
7/20 (35%)

Climate (2021–2025)

Eastern Oregon Regional Airport at Pendleton (7.5 miles)

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

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