Spirit of St. Louis Airport (SUS) 15 Day Weather Forecast, Saint Louis United States
Current weather conditions and 15 day weather forecast for Spirit of St. Louis Airport in Saint Louis, 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 SUS
| 19 December 2025 Fri -2.2 ° C ( 28°F )  Overcast |
Feels Like : -9.3 ° C / 15.3°F Humidity : % 55 Pressure : 1011 mb Wind Speed : 29.5 kmph / 18.3 miles from WNW 
Visibility : 16 km Precipitation (rainfall) : 0.01 mm Cloud (%) : 100 |
15-day weather forecast for Spirit of St. Louis Airport, Saint Louis, United States
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 19 December 2025 Fri |  Sunny |
-3.3 ° C | 5.2 ° C | 0.1 ° C | % 56 | 29.5 km/h | 0% |
| 20 December 2025 Sat | Sunny |
0.4 ° C | 11.3 ° C | 4 ° C | % 63 | 19.4 km/h | 0% |
| 21 December 2025 Sun |  Partly Cloudy |
-2 ° C | 5.8 ° C | 1.4 ° C | % 68 | 15.1 km/h | 0% |
| 22 December 2025 Mon | Overcast |
-0.3 ° C | 4.5 ° C | 1.8 ° C | % 54 | 17.3 km/h | 0% |
| 23 December 2025 Tue |  Patchy rain nearby |
2.4 ° C | 10.1 ° C | 5.9 ° C | % 93 | 8.6 km/h | 89% |
| 24 December 2025 Wed | Patchy rain nearby |
8.4 ° C | 13.8 ° C | 11.5 ° C | % 97 | 14.8 km/h | 87% |
| 25 December 2025 Thu | Partly Cloudy |
15.7 ° C | 20.9 ° C | 18.1 ° C | % 78 | 29.5 km/h | 0% |
| 26 December 2025 Fri | Sunny |
11 ° C | 16.3 ° C | 14.2 ° C | % 73 | 23 km/h | 0% |
| 27 December 2025 Sat | Patchy rain nearby |
14.1 ° C | 19.1 ° C | 16.7 ° C | % 91 | 11.5 km/h | 0% |
| 28 December 2025 Sun | Patchy rain nearby |
13.7 ° C | 19.8 ° C | 17.4 ° C | % 85 | 16.9 km/h | 85% |
| 29 December 2025 Mon | Patchy rain nearby |
8.6 ° C | 10.5 ° C | 10.2 ° C | % 83 | 19.4 km/h | 89% |
| 30 December 2025 Tue | Patchy rain nearby |
4.9 ° C | 6 ° C | 5.9 ° C | % 83 | 18.7 km/h | 80% |
| 31 December 2025 Wed | Patchy rain nearby |
5.8 ° C | 12.9 ° C | 9.2 ° C | % 94 | 16.2 km/h | 85% |
| 01 January 2026 Thu | Overcast |
10.8 ° C | 13.8 ° C | 12 ° C | % 89 | 17.3 km/h | 0% |
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