Dillon 18 WSW, Montana
ID: USW00004137 Latitude: 45.1581 Longitude: -113.0058
Elevation: 5971.1 feet (1820.0 meters)
Source: NOAA Climate Normals 1991-2020
Precipitation Total: 10.09 in., 3.97 cm.
Monthly Data Table for Dillon 18 WSW, Montana
Monthly Data from NOAA Monthly Normals 2006-2020
Imperial Units
Statistic |
Units |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Maximum Temperature |
°F |
29.6 |
30.9 |
41.0 |
50.6 |
60.4 |
70.4 |
82.3 |
79.8 |
69.4 |
53.3 |
39.4 |
28.0 |
Minimum Temperature |
°F |
6.7 |
8.5 |
18.6 |
24.9 |
32.8 |
39.5 |
44.6 |
41.8 |
34.6 |
25.5 |
14.5 |
4.9 |
Heating Degree Days |
°F |
1452.5 |
1268.2 |
1091.3 |
817.5 |
570.5 |
304.2 |
80.2 |
144.0 |
390.9 |
793.6 |
1141.5 |
1504.7 |
Cooling Degree Days |
°F |
0.0 |
0.0 |
0.0 |
0.0 |
0.0 |
2.7 |
32.0 |
13.8 |
0.8 |
0.0 |
0.0 |
0.0 |
Precipitation |
I |
0.3 |
0.5 |
0.6 |
0.9 |
1.6 |
1.7 |
0.6 |
0.6 |
0.9 |
0.8 |
0.6 |
0.7 |
Metric Units
Statistic |
Units |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Maximum Temperature |
°C |
-1.3 |
-0.6 |
5.0 |
10.3 |
15.8 |
21.3 |
27.9 |
26.6 |
20.8 |
11.8 |
4.1 |
-2.2 |
Minimum Temperature |
°C |
-14.1 |
-13.1 |
-7.4 |
-3.9 |
0.4 |
4.2 |
7.0 |
5.4 |
1.4 |
-3.6 |
-9.7 |
-15.1 |
Heating Degree Days |
°C |
789.2 |
686.8 |
588.5 |
436.4 |
299.2 |
151.2 |
26.8 |
62.2 |
199.4 |
423.1 |
616.4 |
818.2 |
Cooling Degree Days |
°C |
-17.8 |
-17.8 |
-17.8 |
-17.8 |
-17.8 |
-16.3 |
0.0 |
-10.1 |
-17.3 |
-17.8 |
-17.8 |
-17.8 |
Precipitation |
M |
0.8 |
1.4 |
1.4 |
2.4 |
4.1 |
4.4 |
1.5 |
1.6 |
2.2 |
2.1 |
1.4 |
1.8 |