Trenton Rainfall Forecast

Today 9 Aug
15%
Mon 10 Aug
50%
Tue 11 Aug
35%
Wed 12 Aug
20%
Thu 13 Aug
55%
Fri 14 Aug
10%
Sat 15 Aug
15%

Trenton Rainfall Statistics

August Rainfall

Trenton, Mercer County Airport (5.6 miles)

Total Rainfall 2026
23.7in
Daily Average 2026
0.1in
Wettest Day 3 August, 2026
2.3in
Wet Days 2026
73/221 (33%)
Total Rainfall July
4.9in
Daily Average July
0.2in
Wettest Day 18 July, 2026
1.4in
Wet Days July
10/31 (32%)
Total Rainfall August
3.5in
Daily Average August
0.5in
Wettest Day 3 August, 2026
2.3in
Wet Days August
4/9 (44%)

Climate (2021–2025)

Trenton, Mercer County Airport (5.6 miles)

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Annual Average 2021–2025
40.9in
Monthly Average 2021–2026
3.3in
Daily Average 2021–2026
0.1in
Wettest Day 1 September, 2021
5.6in

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