CLIMATE CHARTS
Swan Lake, Montana
Latitude: 47.9203 Longitude: -113.8394
Elevation: 3100.1 feet (944.9 meters)
Monthly Data Table for Swan Lake, Montana
Imperial Units
Statistic |
Units |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Maximum Temperature |
°F |
31.1 |
36.6 |
45.8 |
55.5 |
64.7 |
71.2 |
80.9 |
79.9 |
69.2 |
55.2 |
38.9 |
29.6 |
Minimum Temperature |
°F |
16.2 |
16.3 |
23.7 |
29.8 |
36.9 |
42.8 |
45.8 |
43.9 |
37.1 |
29.6 |
23.4 |
15.9 |
Heating Degree Days |
°F |
1282 |
1079 |
938 |
670 |
441 |
249 |
99 |
128 |
357 |
701 |
1016 |
1310 |
Cooling Degree Days |
°F |
0 |
0 |
0 |
0 |
1 |
9 |
48 |
32 |
1 |
0 |
0 |
0 |
Precipitation |
in. |
2.60 |
2.10 |
1.98 |
1.85 |
2.59 |
3.00 |
1.40 |
1.38 |
1.72 |
2.07 |
3.19 |
2.87 |
Metric Units
Statistic |
Units |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Maximum Temperature |
°C |
-0.5 |
2.6 |
7.7 |
13.1 |
18.2 |
21.8 |
27.2 |
26.6 |
20.7 |
12.9 |
3.8 |
-1.3 |
Minimum Temperature |
°C |
-8.8 |
-8.7 |
-4.6 |
-1.2 |
2.7 |
6.0 |
7.7 |
6.6 |
2.8 |
-1.3 |
-4.8 |
-8.9 |
Heating Degree Days |
°C |
712 |
599 |
521 |
372 |
245 |
138 |
55 |
71 |
198 |
389 |
564 |
728 |
Cooling Degree Days |
°C |
0 |
0 |
0 |
0 |
1 |
5 |
27 |
18 |
1 |
0 |
0 |
0 |
Precipitation |
cm. |
6.60 |
5.33 |
5.03 |
4.70 |
6.58 |
7.62 |
3.56 |
3.51 |
4.37 |
5.26 |
8.10 |
7.29 |