Princeton Rainfall Forecast

Today 6 Jul
5%
Tue 7 Jul
No Rain
Wed 8 Jul
No Rain
Thu 9 Jul
60%
Fri 10 Jul
60%
Sat 11 Jul
25%
Sun 12 Jul
15%

Princeton Rainfall Statistics

July Rainfall

Illinois Valley Regional Airport (16.2 miles)

Total Rainfall 2026
22.1in
Daily Average 2026
0.1in
Wettest Day 2 April, 2026
2.3in
Wet Days 2026
43/187 (23%)
Total Rainfall June
7.6in
Daily Average June
0.3in
Wettest Day 7 June, 2026
1.9in
Wet Days June
12/30 (40%)
Total Rainfall July
1.3in
Daily Average July
0.4in
Wettest Day 3 July, 2026
1.3in
Wet Days July
1/6 (17%)

Climate (2021–2025)

Illinois Valley Regional Airport (16.2 miles)

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Annual Average 2021–2025
34.5in
Monthly Average 2021–2026
3.1in
Daily Average 2021–2026
0.1in
Wettest Day 14 December, 2022
3.4in

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