Charleston International Airport (CHS) 15 Day Weather Forecast, Charleston United States
Current weather conditions and 15 day weather forecast for Charleston International Airport in Charleston, 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 CHS
| 13 September 2026 Sun 24.8 ° C ( 76.6°F )  Overcast |
Feels Like : 28.9 ° C / 84°F Humidity : % 94 Pressure : 1015 mb Wind Speed : 8.3 kmph / 5.1 miles from SSW 
Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 100 |
15-day weather forecast for Charleston International Airport, Charleston, United States
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 13 September 2026 Sun | Overcast |
24.2 ° C | 35.6 ° C | 29.1 ° C | % 68 | 11.9 km/h | 13% |
| 14 September 2026 Mon |  Sunny |
24.8 ° C | 37.2 ° C | 30.2 ° C | % 59 | 13.3 km/h | 5% |
| 15 September 2026 Tue | Overcast |
22.4 ° C | 31.5 ° C | 26.9 ° C | % 63 | 16.6 km/h | 10% |
| 16 September 2026 Wed | Sunny |
19.6 ° C | 29.6 ° C | 24 ° C | % 58 | 14.4 km/h | 5% |
| 17 September 2026 Thu | Sunny |
19.1 ° C | 30.6 ° C | 24.6 ° C | % 66 | 15.1 km/h | 8% |
| 18 September 2026 Fri |  Partly Cloudy |
22.7 ° C | 33.7 ° C | 26.8 ° C | % 71 | 14.8 km/h | 13% |
| 19 September 2026 Sat | Sunny |
23.6 ° C | 34.7 ° C | 27.6 ° C | % 65 | 15.5 km/h | 8% |
| 20 September 2026 Sun |  Patchy rain nearby |
17.6 ° C | 24.9 ° C | 20.6 ° C | % 86 | 16.2 km/h | 81% |
| 21 September 2026 Mon | Overcast |
17.8 ° C | 26.5 ° C | 21.3 ° C | % 68 | 17.3 km/h | 40% |
| 22 September 2026 Tue | Patchy rain nearby |
19.2 ° C | 24.8 ° C | 21.2 ° C | % 78 | 18.7 km/h | 34% |
| 23 September 2026 Wed | Patchy rain nearby |
19.5 ° C | 27.1 ° C | 22.4 ° C | % 75 | 15.8 km/h | 24% |
| 24 September 2026 Thu | Overcast |
19.7 ° C | 26.4 ° C | 22.3 ° C | % 68 | 18.4 km/h | 19% |
| 25 September 2026 Fri | Sunny |
17.6 ° C | 29.9 ° C | 22.6 ° C | % 65 | 22.3 km/h | 6% |
| 26 September 2026 Sat | Sunny |
17.5 ° C | 30.9 ° C | 22.6 ° C | % 69 | 23.4 km/h | 36% |
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