Saint Mary's Airport (KSM) 15 Day Weather Forecast, Saint Mary's United States
Current weather conditions and 15 day weather forecast for Saint Mary's Airport in Saint Mary's, United States including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain, wind speed, cloud, pressure, and UV index.
Current weather conditions at KSM
| 08 November 2026 Sun -3 ° C ( 26.6°F )  Light snow |
Feels Like : -6 ° C / 21.3°F Humidity : % 93 Pressure : 997 mb Wind Speed : 7.2 kmph / 4.5 miles from NE 
Visibility : 14.5 km Precipitation (rainfall) : 0 mm Cloud (%) : 100 |
15-day weather forecast for Saint Mary's Airport, Saint Mary's, United States
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 08 November 2026 Sun |  Light freezing rain |
-5.3 ° C | -2.1 ° C | -3.4 ° C | % 83 | 13.3 km/h | 32% |
| 09 November 2026 Mon |  Sunny |
-6.3 ° C | -3.6 ° C | -5.2 ° C | % 82 | 14.4 km/h | 13% |
| 10 November 2026 Tue |  Overcast |
-5 ° C | -3.2 ° C | -4.2 ° C | % 79 | 32.4 km/h | 27% |
| 11 November 2026 Wed | Sunny |
-5.9 ° C | -2.9 ° C | -4.3 ° C | % 89 | 11.9 km/h | 21% |
| 12 November 2026 Thu | Light freezing rain |
-6.4 ° C | -4.1 ° C | -5.3 ° C | % 86 | 14.4 km/h | 27% |
| 13 November 2026 Fri |  Partly Cloudy |
-5 ° C | -3.6 ° C | -4.4 ° C | % 89 | 5.4 km/h | 30% |
| 14 November 2026 Sat | Partly Cloudy |
-5.9 ° C | -4.4 ° C | -5.4 ° C | % 89 | 27 km/h | 76% |
| 15 November 2026 Sun |  Blizzard |
-4 ° C | -2.7 ° C | -3.3 ° C | % 84 | 32 km/h | 82% |
| 16 November 2026 Mon |  Blowing snow |
-3.1 ° C | 0.2 ° C | -1.8 ° C | % 80 | 32 km/h | 69% |
| 17 November 2026 Tue |  Cloudy |
-3.1 ° C | -0.3 ° C | -1.7 ° C | % 89 | 27.7 km/h | 81% |
| 18 November 2026 Wed |  Patchy light snow |
-3.2 ° C | -2.3 ° C | -2.8 ° C | % 92 | 17.6 km/h | 81% |
| 19 November 2026 Thu | Partly Cloudy |
-5.4 ° C | -2.2 ° C | -3.5 ° C | % 91 | 11.9 km/h | 25% |
| 20 November 2026 Fri | Overcast |
-6.9 ° C | -4.8 ° C | -5.8 ° C | % 94 | 6.1 km/h | 35% |
| 21 November 2026 Sat | Light snow |
-8.2 ° C | -7.2 ° C | -7.7 ° C | % 95 | 9.7 km/h | 75% |
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