Circle, Montana
ID: USC00241758 Latitude: 47.4122 Longitude: -105.5956
Elevation: 2480 feet ( 755.9 meters)
Source: NOAA Climate Normals 1991-2020
Precipitation Total: 14.45 in., 5.69 cm.
Monthly Data Table for Circle, 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 |
29.9 |
29.7 |
46.1 |
57.9 |
68.4 |
78.5 |
88.3 |
86.7 |
75.6 |
58.3 |
43.8 |
30.1 |
Minimum Temperature |
°F |
9.7 |
8.5 |
21.7 |
31.4 |
41.4 |
50.6 |
57.6 |
54.9 |
45.4 |
32.8 |
21.4 |
10.0 |
Heating Degree Days |
°F |
1401.5 |
1284.4 |
964.5 |
611.2 |
327.0 |
86.2 |
8.6 |
27.7 |
189.6 |
605.7 |
972.2 |
1392.8 |
Cooling Degree Days |
°F |
0.0 |
0.0 |
0.0 |
0.8 |
13.8 |
72.7 |
254.6 |
207.4 |
54.3 |
3.0 |
0.0 |
0.0 |
Precipitation |
I |
0.4 |
0.4 |
0.5 |
1.4 |
3.5 |
2.5 |
1.8 |
1.6 |
1.5 |
0.8 |
0.3 |
0.5 |
Metric Units
Statistic |
Units |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Maximum Temperature |
°C |
-1.2 |
-1.3 |
7.8 |
14.4 |
20.2 |
25.8 |
31.3 |
30.4 |
24.2 |
14.6 |
6.6 |
-1.1 |
Minimum Temperature |
°C |
-12.4 |
-13.1 |
-5.7 |
-0.3 |
5.2 |
10.3 |
14.2 |
12.7 |
7.4 |
0.4 |
-5.9 |
-12.2 |
Heating Degree Days |
°C |
760.8 |
695.8 |
518.1 |
321.8 |
163.9 |
30.1 |
-13.0 |
-2.4 |
87.6 |
318.7 |
522.3 |
756.0 |
Cooling Degree Days |
°C |
-17.8 |
-17.8 |
-17.8 |
-17.3 |
-10.1 |
22.6 |
123.7 |
97.4 |
12.4 |
-16.1 |
-17.8 |
-17.8 |
Precipitation |
M |
1.0 |
1.1 |
1.2 |
3.6 |
8.9 |
6.5 |
4.6 |
4.1 |
3.9 |
2.2 |
0.9 |
1.3 |