Monthly
     

Monthly Historical AveragesRock Island, WA

Average Temperature
High
7°
Feels 6
Low
-1°
Feels -4
Average Precipitation
4 Days
Rain amount
6.5mm
Snow amount
2.7cm
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Daily Historical Averages

S
M
T
W
T
F
S
ForecastSunday, February 22, 2026
Day
Scattered flurries
4°Feels 2
Wind
10 km/h N
Gust
15 km/h
Humidity
60%
P.O.P
60%
Snow
<1 cm
Rain
<1 mm
Night
Freezing rain
-2°Feels -5
Wind
7 km/h S
Gust
11 km/h
Humidity
100%
P.O.P
60%
Rain
~1 mm
Historical AveragesFeb 22
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.
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