Johns Island Rainfall Forecast
- 55%
- 90%
- 60%
- 60%
- 65%
- 60%
- 55%
Johns Island Rainfall Statistics
August Rainfall
Charleston Executive Airport (1.2 miles)
Total Rainfall August
1.3inDaily Average August
0.1inWettest Day 16 August, 2022
0.7inWet Days August
6/18 (33%)
Climate (2010–Present)
Charleston Executive Airport (1.2 miles)
Annual Average 2010–Present
26.7inMonthly Average 2010–Present
2.4inDaily Average 2010–Present
0.1inWettest Day 23 April, 2020
4in