Monthly Historical AveragesO'Brien, OR
Average Temperature
High
21°
Feels 21
Low
6°
Feels 5
Average Precipitation
8 Days
27.9mm
0cm
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Daily Historical Averages
S
M
T
W
T
F
S
ForecastWednesday, May 20, 2026
Day
22°Feels 22
Wind
19 km/h NE
Gust
29 km/h
Humidity
31%
P.O.P
10%
Night
10°Feels 8
Wind
18 km/h NE
Gust
27 km/h
Humidity
71%
P.O.P
10%
Historical AveragesMay 20
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity