St. Marys Airport (STQ) 15 Day Weather Forecast, Sainte Marys United States
Current weather conditions and 15 day weather forecast for St. Marys Airport in Sainte Marys, 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 STQ
| 22 February 2026 Sun -2.8 ° C ( 27°F )  Patchy light snow |
Feels Like : -5.4 ° C / 22.2°F Humidity : % 92 Pressure : 1013 mb Wind Speed : 6.5 kmph / 4 miles from SE 
Visibility : 4.8 km Precipitation (rainfall) : 0.06 mm Cloud (%) : 100 |
15-day weather forecast for St. Marys Airport, Sainte Marys, United States
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 22 February 2026 Sun |  Light snow |
-2.6 ° C | 0.3 ° C | -1 ° C | % 92 | 11.5 km/h | 66% |
| 23 February 2026 Mon |  Moderate or heavy snow showers |
-8.8 ° C | 0.6 ° C | -2.5 ° C | % 82 | 22 km/h | 83% |
| 24 February 2026 Tue |  Overcast |
-13.1 ° C | -4.4 ° C | -7.8 ° C | % 60 | 18.7 km/h | 0% |
| 25 February 2026 Wed |  Heavy snow |
-5.2 ° C | 2 ° C | -1.2 ° C | % 92 | 25.9 km/h | 86% |
| 26 February 2026 Thu |  Freezing fog |
-9.9 ° C | -0.3 ° C | -5 ° C | % 90 | 20.2 km/h | 60% |
| 27 February 2026 Fri | Heavy snow |
-7.5 ° C | -0.6 ° C | -3.1 ° C | % 91 | 18.4 km/h | 65% |
| 28 February 2026 Sat |  Partly Cloudy |
-8.4 ° C | 4 ° C | -1.4 ° C | % 91 | 14.4 km/h | 0% |
| 01 March 2026 Sun | Light snow |
-9.8 ° C | -3.3 ° C | -4.1 ° C | % 82 | 24.5 km/h | 82% |
| 02 March 2026 Mon | Overcast |
-11.9 ° C | -4 ° C | -8.1 ° C | % 75 | 12.2 km/h | 0% |
| 03 March 2026 Tue | Heavy snow |
-5.9 ° C | 3.8 ° C | 0.1 ° C | % 95 | 21.6 km/h | 82% |
| 04 March 2026 Wed | Light snow |
-7 ° C | -0.8 ° C | -3.2 ° C | % 86 | 16.2 km/h | 83% |
| 05 March 2026 Thu | Partly Cloudy |
-7.5 ° C | 3.9 ° C | -2.3 ° C | % 87 | 15.8 km/h | 0% |
| 06 March 2026 Fri | Moderate or heavy snow showers |
-5.7 ° C | 4.1 ° C | -0.8 ° C | % 90 | 24.8 km/h | 85% |
| 07 March 2026 Sat |  Patchy rain nearby |
4.2 ° C | 15.2 ° C | 8.9 ° C | % 92 | 29.2 km/h | 89% |
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