Lambert-St. Louis International Airport (STL) 15 Day Weather Forecast, Saint Louis United States
Current weather conditions and 15 day weather forecast for Lambert-St. Louis International 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 STL
| 05 December 2025 Fri -11.1 ° C ( 12°F )  Clear |
Feels Like : -14 ° C / 6.9°F Humidity : % 87 Pressure : 1024 mb Wind Speed : 4.7 kmph / 2.9 miles from ESE 
Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15-day weather forecast for Lambert-St. Louis International Airport, Saint Louis, United States
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 04 December 2025 Thu | Sunny |
-14.5 ° C | -5.2 ° C | -8.3 ° C | % 75 | 17.3 km/h | 0% |
| 05 December 2025 Fri | Sunny |
-15.5 ° C | 6 ° C | -4 ° C | % 71 | 11.5 km/h | 0% |
| 06 December 2025 Sat |  Mist |
-1.7 ° C | -0.1 ° C | -0.3 ° C | % 94 | 11.9 km/h | 0% |
| 07 December 2025 Sun |  Overcast |
-5.3 ° C | 1.8 ° C | -0.3 ° C | % 94 | 26.6 km/h | 0% |
| 08 December 2025 Mon | Sunny |
-8.4 ° C | -1.1 ° C | -4.8 ° C | % 61 | 16.2 km/h | 0% |
| 09 December 2025 Tue |  Partly Cloudy |
-1.7 ° C | 6.8 ° C | 0.9 ° C | % 58 | 22.3 km/h | 0% |
| 10 December 2025 Wed |  Patchy rain nearby |
-2.5 ° C | 7.4 ° C | 4.1 ° C | % 70 | 28.8 km/h | 81% |
| 11 December 2025 Thu | Overcast |
-3.5 ° C | 2.1 ° C | -0.9 ° C | % 67 | 18.4 km/h | 0% |
| 12 December 2025 Fri |  Light freezing rain |
-3 ° C | 0.5 ° C | -1.4 ° C | % 77 | 19.8 km/h | 67% |
| 13 December 2025 Sat | Sunny |
-3 ° C | 5.8 ° C | 1 ° C | % 61 | 21.6 km/h | 0% |
| 14 December 2025 Sun |  Cloudy |
0.9 ° C | 10.5 ° C | 5.7 ° C | % 62 | 18.7 km/h | 0% |
| 15 December 2025 Mon | Light freezing rain |
-2.1 ° C | -0 ° C | -0.9 ° C | % 48 | 16.6 km/h | 0% |
| 16 December 2025 Tue | Patchy rain nearby |
1.6 ° C | 4.5 ° C | 3.4 ° C | % 77 | 13 km/h | 86% |
| 17 December 2025 Wed |  Moderate rain |
3.9 ° C | 8.1 ° C | 6.3 ° C | % 95 | 14.4 km/h | 80% |
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