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14 Days
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Monthly
Precipitation
Temperature
Wind
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Granite Falls, WA
Content continues below
May
Average Temperature
High
20°
Feels 20
Low
9°
Feels 7
Average Precipitation
4 Days
Rain amount
13.7mm
Snow amount
0cm
Content continues below
Daily Historical Averages
May 2026
S
M
T
W
T
F
S
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
17°
18
19°
19
20°
20
21°
21
23°
22
24°
23
22°
24
21°
25
17°
26
20°
27
18°
28
17°
29
17°
30
20°
31
20°
Forecast
Sunday, May 17, 2026
Day
17°
Feels 17
Wind
16 km/h N
Gust
24 km/h
Humidity
32%
P.O.P
40%
Night
7°
Feels 5
Wind
14 km/h NW
Gust
21 km/h
Humidity
71%
P.O.P
20%
Historical Averages
May 17
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.