Glasgow
The tables below display average monthly climate and weather indicators in Glasgow Montana.
Temperature by: Fahrenheit / Centigrade
| Glasgow Temperature |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Annual |
| Avg. Temperature | 10.6 | 17.5 | 29.4 | 44.3 | 55.0 | 64.4 | 70.8 | 69.4 | 57.3 | 46.1 | 29.2 | 15.2 | 42.4 |
| Avg. Max Temperature | 19.9 | 27.1 | 39.8 | 56.5 | 67.3 | 77.5 | 84.7 | 83.5 | 70.4 | 58.7 | 39.6 | 24.9 | 54.2 |
| Avg. Min Temperature | 1.2 | 7.9 | 19.0 | 32.0 | 42.5 | 51.3 | 56.7 | 55.3 | 44.1 | 33.3 | 18.8 | 5.5 | 30.6 |
| Days with Max Temp of 90 F or Higher | 0.0 | 0.0 | 0.0 | < 0.5 | 1.0 | 3.0 | 9.0 | 9.0 | 2.0 | < 0.5 | 0.0 | 0.0 | 24.0 |
| Days with Min Temp Below Freezing | 31.0 | 28.0 | 28.0 | 16.0 | 3.0 | 0.0 | 0.0 | 0.0 | 2.0 | 13.0 | 27.0 | 31.0 | 178 |
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| Glasgow Heating and Cooling |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Annual |
| Heating Degree Days | 1686 | 1330 | 1104 | 621 | 322 | 121 | 19.0 | 71.0 | 267 | 586 | 1074 | 1544 | 8745 |
| Cooling Degree Days | 0.0 | 0.0 | 0.0 | 0.0 | 12.0 | 103 | 199 | 208 | 36.0 | 0.0 | 0.0 | 0.0 | 558 |
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| Glasgow Precipitation |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Annual |
| Precipitation (inches) | 0.4 | 0.3 | 0.4 | 0.7 | 1.8 | 2.1 | 1.7 | 1.4 | 1.0 | 0.6 | 0.3 | 0.4 | 11.0 |
| Days with Precipitation 0.01 inch or More | 8.0 | 6.0 | 7.0 | 7.0 | 10.0 | 11.0 | 8.0 | 7.0 | 6.0 | 5.0 | 6.0 | 8.0 | 91.0 |
| Monthly Snowfall (inches) | 6.6 | 4.1 | 4.1 | 2.6 | 0.6 | < 0.05 | < 0.05 | < 0.05 | 0.2 | 1.2 | 3.8 | 5.6 | 28.8 |
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| Other Glasgow Weather Indicators |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Annual |
| Average Wind Speed | 9.9 | 10.1 | 11.2 | 12.3 | 12.0 | 11.1 | 10.5 | 10.9 | 10.9 | 10.6 | 9.5 | 9.8 | 10.7 |
| Clear Days | 5.0 | 5.0 | 5.0 | 5.0 | 6.0 | 7.0 | 12.0 | 12.0 | 9.0 | 8.0 | 6.0 | 5.0 | 86.0 |
| Partly Cloudy Days | 7.0 | 7.0 | 9.0 | 8.0 | 11.0 | 12.0 | 12.0 | 11.0 | 9.0 | 9.0 | 7.0 | 8.0 | 111 |
| Cloudy Days | 18.0 | 16.0 | 17.0 | 16.0 | 15.0 | 11.0 | 7.0 | 8.0 | 11.0 | 15.0 | 17.0 | 18.0 | 168 |
| Percent of Possible Sunshine | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| Avg. Relative Humidity | 55.0 | 76.0 | 75.0 | 66.5 | 58.0 | 58.0 | 56.5 | 51.5 | 51.5 | 56.0 | 63.0 | 71.5 | 75.0 |
Weather information for other cities in Montana