Umatilla National Forest Rainfall Forecast

Today 15 Jun
No Rain
Mon 16 Jun
15%
Tue 17 Jun
No Rain
Wed 18 Jun
No Rain
Thu 19 Jun
5%
Fri 20 Jun
25%
Sat 21 Jun
50%

Umatilla National Forest Rainfall Statistics

June Rainfall

Grant County Regional Airport (35.4 miles)

Total Rainfall 2025
9.6in
Daily Average 2025
0.1in
Wettest Day 3 January, 2025
1in
Wet Days 2025
50/166 (30%)
Total Rainfall May
1.6in
Daily Average May
0.1in
Wettest Day 17 May, 2025
0.3in
Wet Days May
9/31 (29%)
Total Rainfall June
0.3in
Daily Average June
0.02in
Wettest Day 10 June, 2025
0.1in
Wet Days June
3/15 (20%)

Climate (2010–Present)

Grant County Regional Airport (35.4 miles)

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Annual Average 2020–2024
14.6in
Monthly Average 2020–2025
1.3in
Daily Average 2020–2025
0.04in
Wettest Day 27 December, 2024
1in

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