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Weather Averages for
Allen, WA
Latitude: 48°26'N,
Longitude: 122°23'W,
Elevation: 3.0 m,
Distance: 5.86 km
Average temperature
over 43 years |
°C |
10 |
3 |
5 |
6 |
8 |
12 |
14 |
16 |
16 |
13 |
10 |
6 |
4 |
Average high temperature
over 43 years |
°C |
15 |
7 |
9 |
11 |
14 |
17 |
20 |
22 |
23 |
20 |
15 |
10 |
7 |
Average low temperature
over 43 years |
°C |
5 |
0 |
1 |
2 |
4 |
6 |
9 |
10 |
10 |
8 |
5 |
3 |
1 |
Average precipitation
over 43 years |
cm |
81.5 |
10.2 |
7.4 |
6.6 |
6.1 |
5.3 |
4.6 |
3.0 |
3.6 |
4.8 |
8.1 |
11.2 |
10.4 |
Average snowfall
over 43 years |
cm |
10.9 |
4.6 |
1.5 |
1.0 |
- |
- |
- |
- |
- |
- |
- |
0.3 |
3.6 |
Average snow cover
over 43 years |
cm |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
Heating degree days
over 30 years |
days |
5390 |
794 |
633 |
623 |
498 |
350 |
201 |
117 |
106 |
226 |
443 |
621 |
778 |
Cooling degree days
over 30 years |
days |
27 |
- |
- |
- |
- |
- |
- |
8 |
19 |
- |
- |
- |
- |
Check weather averages for nearby locations (some locations might offer more data):
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