Westby, Montana
ID: USC00248777 Latitude: 48.8744 Longitude: -104.0503
Elevation: 2103 feet ( 641.0 meters)
Source: NOAA Climate Normals 1991-2020
Precipitation Total: 14.91 in., 5.87 cm.
Monthly Data Table for Westby, 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 |
22.1 |
20.5 |
35.5 |
52.1 |
65.9 |
73.8 |
81.6 |
80.8 |
69.9 |
53.2 |
37.1 |
22.6 |
Minimum Temperature |
°F |
0.9 |
-0.4 |
14.2 |
26.5 |
39.7 |
50.1 |
54.8 |
51.5 |
42.1 |
29.2 |
15.7 |
4.0 |
Heating Degree Days |
°F |
1658.6 |
1538.2 |
1244.7 |
771.0 |
385.3 |
126.6 |
29.1 |
67.6 |
291.2 |
738.2 |
1158.0 |
1602.4 |
Cooling Degree Days |
°F |
0.0 |
0.0 |
0.0 |
0.0 |
7.0 |
35.1 |
128.2 |
103.2 |
21.1 |
0.5 |
0.0 |
0.0 |
Precipitation |
I |
0.3 |
0.3 |
0.6 |
1.1 |
2.5 |
2.9 |
1.8 |
1.8 |
1.6 |
1.0 |
0.5 |
0.5 |
Metric Units
Statistic |
Units |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Maximum Temperature |
°C |
-5.5 |
-6.4 |
1.9 |
11.2 |
18.8 |
23.2 |
27.6 |
27.1 |
21.1 |
11.8 |
2.8 |
-5.2 |
Minimum Temperature |
°C |
-17.3 |
-18.0 |
-9.9 |
-3.1 |
4.3 |
10.1 |
12.7 |
10.8 |
5.6 |
-1.6 |
-9.1 |
-15.6 |
Heating Degree Days |
°C |
903.7 |
836.8 |
673.7 |
410.6 |
196.3 |
52.6 |
-1.6 |
19.8 |
144.0 |
392.3 |
625.6 |
872.4 |
Cooling Degree Days |
°C |
-17.8 |
-17.8 |
-17.8 |
-17.8 |
-13.9 |
1.7 |
53.4 |
39.6 |
-6.1 |
-17.5 |
-17.8 |
-17.8 |
Precipitation |
M |
0.8 |
0.9 |
1.4 |
2.7 |
6.4 |
7.4 |
4.5 |
4.5 |
4.1 |
2.6 |
1.2 |
1.2 |