Trenton Rainfall Forecast

Today 12 May
No Rain
Tue 13 May
60%
Wed 14 May
95%
Thu 15 May
50%
Fri 16 May
45%
Sat 17 May
45%
Sun 18 May
25%

Trenton Rainfall Statistics

May Rainfall

Trenton, Mercer County Airport (5.6 miles)

Total Rainfall 2025
10.3in
Daily Average 2025
0.1in
Wettest Day 5 March, 2025
1.4in
Wet Days 2025
41/132 (31%)
Total Rainfall April
2.2in
Daily Average April
0.1in
Wettest Day 11 April, 2025
0.9in
Wet Days April
9/30 (30%)
Total Rainfall May
0.5in
Daily Average May
0.1in
Wettest Day 5 May, 2025
0.2in
Wet Days May
6/12 (50%)

Climate (2010–Present)

Trenton, Mercer County Airport (5.6 miles)

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Annual Average 2020–2024
42.8in
Monthly Average 2020–2025
3.5in
Daily Average 2020–2025
0.1in
Wettest Day 1 September, 2021
5.6in

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