Mercerville Rainfall Forecast

Today 26 May
No Rain
Wed 27 May
45%
Thu 28 May
40%
Fri 29 May
No Rain
Sat 30 May
5%
Sun 31 May
5%
Mon 1 Jun
20%

Mercerville Rainfall Statistics

May Rainfall

Trenton, Mercer County Airport (6.8 miles)

Total Rainfall 2026
12.2in
Daily Average 2026
0.1in
Wettest Day 25 January, 2026
1.2in
Wet Days 2026
49/146 (34%)
Total Rainfall April
1.7in
Daily Average April
0.1in
Wettest Day 25 April, 2026
0.8in
Wet Days April
11/30 (37%)
Total Rainfall May
3.1in
Daily Average May
0.1in
Wettest Day 24 May, 2026
1.2in
Wet Days May
11/26 (42%)

Climate (2010–Present)

Trenton, Mercer County Airport (6.8 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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