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
| 18 June 2026 Thu 18.3 ° C ( 64.9°F )  Light rain |
Feels Like : 18.3 ° C / 64.9°F Humidity : % 78 Pressure : 1004 mb Wind Speed : 18.4 kmph / 11.4 miles from S 
Visibility : 16 km Precipitation (rainfall) : 2.96 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 |
|---|---|---|---|---|---|---|---|
| 18 June 2026 Thu |  Moderate rain |
13.4 ° C | 24.9 ° C | 19 ° C | % 73 | 32.4 km/h | 78% |
| 19 June 2026 Fri |  Patchy rain nearby |
9 ° C | 21.3 ° C | 14.9 ° C | % 73 | 24.5 km/h | 39% |
| 20 June 2026 Sat | Patchy rain nearby |
8.3 ° C | 18.9 ° C | 14.1 ° C | % 73 | 19.4 km/h | 20% |
| 21 June 2026 Sun | Moderate rain |
9.6 ° C | 21.7 ° C | 14.7 ° C | % 80 | 20.9 km/h | 83% |
| 22 June 2026 Mon | Moderate rain |
10.8 ° C | 18.9 ° C | 15.2 ° C | % 89 | 20.2 km/h | 89% |
| 23 June 2026 Tue |  Partly Cloudy |
7 ° C | 22.1 ° C | 14.5 ° C | % 72 | 14.8 km/h | 9% |
| 24 June 2026 Wed | Partly Cloudy |
9 ° C | 22.1 ° C | 15.3 ° C | % 76 | 5 km/h | 10% |
| 25 June 2026 Thu | Patchy rain nearby |
10.9 ° C | 23.8 ° C | 15.5 ° C | % 83 | 6.5 km/h | 43% |
| 26 June 2026 Fri | Partly Cloudy |
10.6 ° C | 24.8 ° C | 17.7 ° C | % 77 | 7.2 km/h | 12% |
| 27 June 2026 Sat | Patchy rain nearby |
13.9 ° C | 26.6 ° C | 19.4 ° C | % 80 | 13 km/h | 58% |
| 28 June 2026 Sun | Patchy rain nearby |
16.4 ° C | 22.6 ° C | 18.8 ° C | % 94 | 10.1 km/h | 80% |
| 29 June 2026 Mon | Moderate rain |
14.1 ° C | 18.6 ° C | 17 ° C | % 94 | 23.4 km/h | 93% |
| 30 June 2026 Tue |  Cloudy |
12.4 ° C | 26.2 ° C | 18.5 ° C | % 73 | 18 km/h | 12% |
| 01 July 2026 Wed | Patchy rain nearby |
14.8 ° C | 23.8 ° C | 19 ° C | % 85 | 13.3 km/h | 55% |
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