Princeton Rainfall Forecast

Today 13 Oct
95%
Tue 14 Oct
65%
Wed 15 Oct
5%
Thu 16 Oct
5%
Fri 17 Oct
No Rain
Sat 18 Oct
5%
Sun 19 Oct
20%

Princeton Rainfall Statistics

October Rainfall

Trenton, Mercer County Airport (9.3 miles)

Total Rainfall 2025
27.1in
Daily Average 2025
0.1in
Wettest Day 14 May, 2025
2in
Wet Days 2025
99/286 (35%)
Total Rainfall September
1.9in
Daily Average September
0.1in
Wettest Day 7 September, 2025
0.6in
Wet Days September
10/30 (33%)
Total Rainfall October
0.3in
Daily Average October
0.03in
Wettest Day 8 October, 2025
0.2in
Wet Days October
2/13 (15%)

Climate (2010–Present)

Trenton, Mercer County Airport (9.3 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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