CLIMATE CHARTS
Heppner, Oregon
Latitude: 45.3653 Longitude: -119.5639
Elevation: 1884.8 feet (574.5 meters)
Monthly Data Table for Heppner, Oregon
Imperial Units
Statistic |
Units |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Maximum Temperature |
°F |
43.6 |
47.4 |
54.9 |
60.9 |
68.7 |
76.6 |
85.7 |
85.5 |
76.6 |
64.2 |
50.8 |
41.4 |
Minimum Temperature |
°F |
26.8 |
28.2 |
33.5 |
37.2 |
43.6 |
48.9 |
53.9 |
53.4 |
46.6 |
38.4 |
31.7 |
25.5 |
Heating Degree Days |
°F |
924 |
761 |
645 |
479 |
293 |
124 |
31 |
27 |
148 |
426 |
713 |
978 |
Cooling Degree Days |
°F |
0 |
0 |
0 |
1 |
18 |
56 |
180 |
165 |
46 |
2 |
0 |
0 |
Precipitation |
in. |
1.47 |
1.12 |
1.52 |
1.51 |
1.66 |
1.38 |
0.33 |
0.39 |
0.56 |
1.14 |
1.60 |
1.32 |
Metric Units
Statistic |
Units |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Maximum Temperature |
°C |
6.4 |
8.6 |
12.7 |
16.1 |
20.4 |
24.8 |
29.8 |
29.7 |
24.8 |
17.9 |
10.4 |
5.2 |
Minimum Temperature |
°C |
-2.9 |
-2.1 |
0.8 |
2.9 |
6.4 |
9.4 |
12.2 |
11.9 |
8.1 |
3.6 |
-0.2 |
-3.6 |
Heating Degree Days |
°C |
513 |
423 |
358 |
266 |
163 |
69 |
17 |
15 |
82 |
237 |
396 |
543 |
Cooling Degree Days |
°C |
0 |
0 |
0 |
1 |
10 |
31 |
100 |
92 |
26 |
1 |
0 |
0 |
Precipitation |
cm. |
3.73 |
2.84 |
3.86 |
3.84 |
4.22 |
3.51 |
0.84 |
0.99 |
1.42 |
2.90 |
4.06 |
3.35 |