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
| 11 January 2026 Sun -1.1 ° C ( 30°F )  Clear |
Feels Like : -6.7 ° C / 20°F Humidity : % 48 Pressure : 1026 mb Wind Speed : 20.2 kmph / 12.5 miles from WNW 
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 |
|---|---|---|---|---|---|---|---|
| 11 January 2026 Sun | Sunny |
-2.8 ° C | 6.9 ° C | 1.2 ° C | % 58 | 23.4 km/h | 0% |
| 12 January 2026 Mon | Sunny |
0.2 ° C | 12.4 ° C | 4.7 ° C | % 53 | 16.6 km/h | 0% |
| 13 January 2026 Tue |  Partly Cloudy |
4.2 ° C | 14.8 ° C | 8.9 ° C | % 60 | 22 km/h | 0% |
| 14 January 2026 Wed |  Patchy rain nearby |
-4.4 ° C | 7.1 ° C | 2.9 ° C | % 65 | 34.6 km/h | 85% |
| 15 January 2026 Thu | Sunny |
-6.9 ° C | -1.4 ° C | -4.9 ° C | % 49 | 26.6 km/h | 0% |
| 16 January 2026 Fri |  Overcast |
-2.5 ° C | 5.5 ° C | 0.7 ° C | % 40 | 15.5 km/h | 0% |
| 17 January 2026 Sat | Partly Cloudy |
-2.1 ° C | 3.3 ° C | 0.6 ° C | % 61 | 19.4 km/h | 0% |
| 18 January 2026 Sun | Sunny |
-8 ° C | -2.8 ° C | -5.1 ° C | % 37 | 22.3 km/h | 0% |
| 19 January 2026 Mon | Partly Cloudy |
-2.7 ° C | 4.2 ° C | -0 ° C | % 44 | 16.2 km/h | 0% |
| 20 January 2026 Tue | Partly Cloudy |
-3.5 ° C | -0.5 ° C | -2.3 ° C | % 40 | 13.7 km/h | 0% |
| 21 January 2026 Wed | Sunny |
-3.8 ° C | 3.3 ° C | -0.9 ° C | % 48 | 19.4 km/h | 0% |
| 22 January 2026 Thu | Partly Cloudy |
-0.4 ° C | 7.3 ° C | 2.5 ° C | % 77 | 8.6 km/h | 0% |
| 23 January 2026 Fri |  Cloudy |
0.4 ° C | 6.5 ° C | 3.4 ° C | % 73 | 11.5 km/h | 0% |
| 24 January 2026 Sat | Patchy rain nearby |
6 ° C | 6.9 ° C | 6.6 ° C | % 89 | 14.4 km/h | 87% |
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