CLIMATE CHARTS
Silverton, Washington
Latitude: 48.0667 Longitude: -121.5667
Elevation: 1475.1 feet (449.6 meters)
This station does not report precipitation data.
Monthly Data Table for Silverton, Washington
Imperial Units
Statistic |
Units |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Maximum Temperature |
°F |
39.1 |
43.5 |
48.4 |
57.4 |
63.1 |
68.7 |
74.1 |
74.5 |
69.2 |
57.4 |
45.7 |
42.3 |
Minimum Temperature |
°F |
29.2 |
27.9 |
31.9 |
35.1 |
41.1 |
45.0 |
48.4 |
48.6 |
44.6 |
38.2 |
33.6 |
28.5 |
Heating Degree Days |
°F |
956 |
820 |
770 |
562 |
400 |
252 |
147 |
136 |
248 |
533 |
760 |
917 |
Cooling Degree Days |
°F |
0 |
0 |
0 |
0 |
1 |
7 |
31 |
29 |
4 |
0 |
0 |
0 |
Precipitation |
in. |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
Metric Units
Statistic |
Units |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Maximum Temperature |
°C |
3.9 |
6.4 |
9.1 |
14.1 |
17.3 |
20.4 |
23.4 |
23.6 |
20.7 |
14.1 |
7.6 |
5.7 |
Minimum Temperature |
°C |
-1.6 |
-2.3 |
-0.1 |
1.7 |
5.1 |
7.2 |
9.1 |
9.2 |
7.0 |
3.4 |
0.9 |
-1.9 |
Heating Degree Days |
°C |
531 |
456 |
428 |
312 |
222 |
140 |
82 |
76 |
138 |
296 |
422 |
509 |
Cooling Degree Days |
°C |
0 |
0 |
0 |
0 |
1 |
4 |
17 |
16 |
2 |
0 |
0 |
0 |
Precipitation |
cm. |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |