Johnston County Airport Rainfall Forecast

Today 12 Sep
No Rain
Sat 13 Sep
No Rain
Sun 14 Sep
No Rain
Mon 15 Sep
15%
Tue 16 Sep
30%
Wed 17 Sep
30%
Thu 18 Sep
15%

Johnston County Airport Rainfall Statistics

September Rainfall

Smithfield, Johnston County Airport (0 miles)

Total Rainfall 2025
60.4in
Daily Average 2025
0.2in
Wettest Day 12 August, 2025
6.1in
Wet Days 2025
82/255 (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
0.3in
Daily Average September
0.03in
Wettest Day 6 September, 2025
0.2in
Wet Days September
3/12 (25%)

Climate (2010–Present)

Smithfield, Johnston County Airport (0 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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