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
| 24 August 2026 Mon 26 ° C ( 78.8°F )  Patchy rain nearby |
Feels Like : 29.6 ° C / 85.3°F Humidity : % 91 Pressure : 1014 mb Wind Speed : 5.4 kmph / 3.4 miles from ESE 
Visibility : 10 km Precipitation (rainfall) : 0.01 mm Cloud (%) : 81 |
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 |
|---|---|---|---|---|---|---|---|
| 23 August 2026 Sun | Patchy rain nearby |
22.4 ° C | 34.6 ° C | 26.9 ° C | % 84 | 18.7 km/h | 68% |
| 24 August 2026 Mon | Patchy rain nearby |
25 ° C | 35.7 ° C | 29.4 ° C | % 66 | 15.5 km/h | 17% |
| 25 August 2026 Tue |  Sunny |
23.9 ° C | 37 ° C | 28.2 ° C | % 67 | 12.6 km/h | 72% |
| 26 August 2026 Wed | Sunny |
22.7 ° C | 35.4 ° C | 28.2 ° C | % 65 | 16.2 km/h | 17% |
| 27 August 2026 Thu |  Overcast |
24 ° C | 32.8 ° C | 27.6 ° C | % 70 | 19.4 km/h | 54% |
| 28 August 2026 Fri | Overcast |
24.9 ° C | 35.9 ° C | 29.6 ° C | % 63 | 16.9 km/h | 25% |
| 29 August 2026 Sat |  Thundery outbreaks in nearby |
25.7 ° C | 35.8 ° C | 29.8 ° C | % 64 | 17.6 km/h | 40% |
| 30 August 2026 Sun | Overcast |
25.4 ° C | 35.6 ° C | 29.4 ° C | % 68 | 17.3 km/h | 59% |
| 31 August 2026 Mon | Overcast |
24.1 ° C | 31.7 ° C | 27.3 ° C | % 74 | 15.1 km/h | 65% |
| 01 September 2026 Tue | Patchy rain nearby |
23.4 ° C | 34.9 ° C | 27.7 ° C | % 71 | 7.6 km/h | 57% |
| 02 September 2026 Wed | Overcast |
26.4 ° C | 36.9 ° C | 30.1 ° C | % 62 | 15.5 km/h | 11% |
| 03 September 2026 Thu | Sunny |
27.6 ° C | 39.7 ° C | 31.9 ° C | % 52 | 16.9 km/h | 57% |
| 04 September 2026 Fri | Overcast |
24.9 ° C | 33.9 ° C | 28.3 ° C | % 71 | 13 km/h | 54% |
| 05 September 2026 Sat | Patchy rain nearby |
23.6 ° C | 33.8 ° C | 26.9 ° C | % 75 | 17.6 km/h | 68% |
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