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
| 14 May 2026 Thu 4.4 ° C ( 39.9°F )  Partly cloudy |
Feels Like : 2.1 ° C / 35.8°F Humidity : % 86 Pressure : 1005 mb Wind Speed : 9.4 kmph / 5.8 miles from SSE 
Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 50 |
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 |
|---|---|---|---|---|---|---|---|
| 14 May 2026 Thu |  Overcast |
2.6 ° C | 8.7 ° C | 6.1 ° C | % 74 | 17.3 km/h | 0% |
| 15 May 2026 Fri |  Patchy rain nearby |
4.2 ° C | 13.1 ° C | 8.6 ° C | % 61 | 28.4 km/h | 87% |
| 16 May 2026 Sat | Patchy rain nearby |
3.7 ° C | 8.7 ° C | 7 ° C | % 59 | 56.2 km/h | 86% |
| 17 May 2026 Sun | Patchy rain nearby |
3.8 ° C | 7.4 ° C | 5.9 ° C | % 65 | 49.7 km/h | 89% |
| 18 May 2026 Mon | Patchy rain nearby |
2 ° C | 5.4 ° C | 4.1 ° C | % 80 | 14 km/h | 88% |
| 19 May 2026 Tue | Overcast |
1.9 ° C | 8.9 ° C | 5.3 ° C | % 76 | 24.5 km/h | 0% |
| 20 May 2026 Wed | Patchy rain nearby |
0.3 ° C | 2 ° C | 1.3 ° C | % 86 | 30.2 km/h | 71% |
| 21 May 2026 Thu |  Cloudy |
-1.9 ° C | 6.4 ° C | 3 ° C | % 63 | 21.6 km/h | 0% |
| 22 May 2026 Fri | Patchy rain nearby |
3.1 ° C | 8.7 ° C | 5.1 ° C | % 70 | 43.6 km/h | 76% |
| 23 May 2026 Sat | Patchy rain nearby |
1.9 ° C | 8.7 ° C | 4.8 ° C | % 78 | 25.2 km/h | 87% |
| 24 May 2026 Sun | Patchy rain nearby |
3.4 ° C | 9.9 ° C | 6.9 ° C | % 71 | 21.6 km/h | 80% |
| 25 May 2026 Mon |  Moderate rain |
3.2 ° C | 5.6 ° C | 5.1 ° C | % 86 | 22.3 km/h | 78% |
| 26 May 2026 Tue | Patchy rain nearby |
1.8 ° C | 12 ° C | 6.9 ° C | % 67 | 36 km/h | 83% |
| 27 May 2026 Wed | Patchy rain nearby |
4.9 ° C | 10.7 ° C | 7.4 ° C | % 72 | 42.1 km/h | 84% |
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