CLIMATE CHARTS
Riley, Oregon
Latitude: 43.4711 Longitude: -119.6917
Elevation: 4583 feet (1396.9 meters)
Monthly Data Table for Riley, Oregon
Imperial Units
Statistic |
Units |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Maximum Temperature |
°F |
35.7 |
41.0 |
49.2 |
55.8 |
64.5 |
74.0 |
84.9 |
82.9 |
74.8 |
61.6 |
44.9 |
34.7 |
Minimum Temperature |
°F |
17.3 |
20.0 |
25.9 |
28.7 |
35.4 |
42.9 |
51.0 |
48.3 |
39.5 |
30.8 |
22.9 |
16.6 |
Heating Degree Days |
°F |
1193 |
966 |
851 |
682 |
468 |
214 |
38 |
68 |
252 |
583 |
933 |
1219 |
Cooling Degree Days |
°F |
0 |
0 |
0 |
0 |
1 |
17 |
129 |
86 |
16 |
0 |
0 |
0 |
Precipitation |
in. |
1.01 |
1.00 |
1.04 |
1.15 |
1.37 |
0.78 |
0.48 |
0.52 |
0.49 |
0.87 |
1.20 |
1.52 |
Metric Units
Statistic |
Units |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Maximum Temperature |
°C |
2.1 |
5.0 |
9.6 |
13.2 |
18.1 |
23.3 |
29.4 |
28.3 |
23.8 |
16.4 |
7.2 |
1.5 |
Minimum Temperature |
°C |
-8.2 |
-6.7 |
-3.4 |
-1.8 |
1.9 |
6.1 |
10.6 |
9.1 |
4.2 |
-0.7 |
-5.1 |
-8.6 |
Heating Degree Days |
°C |
663 |
537 |
473 |
379 |
260 |
119 |
21 |
38 |
140 |
324 |
518 |
677 |
Cooling Degree Days |
°C |
0 |
0 |
0 |
0 |
1 |
9 |
72 |
48 |
9 |
0 |
0 |
0 |
Precipitation |
cm. |
2.57 |
2.54 |
2.64 |
2.92 |
3.48 |
1.98 |
1.22 |
1.32 |
1.24 |
2.21 |
3.05 |
3.86 |