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
| 14 July 2026 Tue 24.4 ° C ( 75.9°F )  Clear |
Feels Like : 26.3 ° C / 79.3°F Humidity : % 79 Pressure : 1022 mb Wind Speed : 6.1 kmph / 3.8 miles from NE 
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 |
|---|---|---|---|---|---|---|---|
| 14 July 2026 Tue | Sunny |
20.6 ° C | 33.8 ° C | 26.7 ° C | % 70 | 14.8 km/h | 17% |
| 15 July 2026 Wed |  Patchy rain nearby |
22.5 ° C | 32.2 ° C | 27.5 ° C | % 72 | 13.7 km/h | 57% |
| 16 July 2026 Thu | Patchy rain nearby |
23.9 ° C | 33.6 ° C | 28.5 ° C | % 69 | 11.2 km/h | 57% |
| 17 July 2026 Fri | Sunny |
24.2 ° C | 33.5 ° C | 28.3 ° C | % 65 | 20.2 km/h | 8% |
| 18 July 2026 Sat | Sunny |
23.7 ° C | 33.8 ° C | 28.4 ° C | % 60 | 23.4 km/h | 4% |
| 19 July 2026 Sun | Sunny |
25.1 ° C | 34 ° C | 28.6 ° C | % 64 | 19.1 km/h | 57% |
| 20 July 2026 Mon |  Light rain shower |
21.2 ° C | 29.4 ° C | 24 ° C | % 85 | 18 km/h | 81% |
| 21 July 2026 Tue | Sunny |
20.8 ° C | 35.8 ° C | 26.8 ° C | % 73 | 19.8 km/h | 69% |
| 22 July 2026 Wed | Sunny |
22.5 ° C | 32.1 ° C | 28 ° C | % 67 | 17.3 km/h | 57% |
| 23 July 2026 Thu | Sunny |
22.6 ° C | 33.3 ° C | 27.2 ° C | % 72 | 23.4 km/h | 57% |
| 24 July 2026 Fri | Sunny |
19.3 ° C | 25.2 ° C | 22 ° C | % 82 | 15.5 km/h | 77% |
| 25 July 2026 Sat | Sunny |
18.4 ° C | 29 ° C | 23.4 ° C | % 68 | 13 km/h | 5% |
| 26 July 2026 Sun | Sunny |
20.3 ° C | 29.7 ° C | 24.7 ° C | % 66 | 15.8 km/h | 4% |
| 27 July 2026 Mon | Sunny |
21.2 ° C | 33.5 ° C | 26.5 ° C | % 64 | 10.1 km/h | 6% |
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