Clayton Rainfall Forecast

Today 18 Sep
5%
Fri 19 Sep
No Rain
Sat 20 Sep
5%
Sun 21 Sep
10%
Mon 22 Sep
5%
Tue 23 Sep
10%
Wed 24 Sep
15%

Clayton Rainfall Statistics

September Rainfall

Smithfield, Johnston County Airport (8.1 miles)

Total Rainfall 2025
60.6in
Daily Average 2025
0.2in
Wettest Day 12 August, 2025
6.1in
Wet Days 2025
83/261 (32%)
Total Rainfall August
14.7in
Daily Average August
0.5in
Wettest Day 12 August, 2025
6.1in
Wet Days August
10/31 (32%)
Total Rainfall September
0.5in
Daily Average September
0.03in
Wettest Day 11 September, 2025
0.2in
Wet Days September
4/18 (22%)

Climate (2010–Present)

Smithfield, Johnston County Airport (8.1 miles)

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Annual Average 2020–2024
43.8in
Monthly Average 2020–2025
4.1in
Daily Average 2020–2025
0.1in
Wettest Day 12 August, 2025
6.1in

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