Monthly Historical AveragesMattawa, WA
Average Temperature
High
25°
Feels 25
Low
10°
Feels 8
Average Precipitation
5 Days
15.3mm
0cm
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Daily Historical Averages
S
M
T
W
T
F
S
ForecastSunday, May 24, 2026
Day
30°Feels 30
Wind
19 km/h SW
Gust
29 km/h
Humidity
15%
P.O.P
10%
Night
10°Feels 9
Wind
16 km/h W
Gust
24 km/h
Humidity
66%
P.O.P
10%
Historical AveragesMay 24
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity