Waterloo Rainfall Forecast

Today 27 Sep
95%
Mon 28 Sep
20%
Tue 29 Sep
No Rain
Wed 30 Sep
No Rain
Thu 1 Oct
No Rain
Fri 2 Oct
20%
Sat 3 Oct
25%

Waterloo Rainfall Statistics

September Rainfall

Altoona - Blair County Airport (32.3 miles)

Total Rainfall 2026
33in
Daily Average 2026
0.1in
Wettest Day 6 July, 2026
2.2in
Wet Days 2026
105/270 (39%)
Total Rainfall August
4.3in
Daily Average August
0.1in
Wettest Day 2 August, 2026
1.5in
Wet Days August
15/31 (48%)
Total Rainfall September
5.5in
Daily Average September
0.2in
Wettest Day 20 September, 2026
1.1in
Wet Days September
12/27 (44%)

Climate (2021–2025)

Altoona - Blair County Airport (32.3 miles)

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Annual Average 2021–2025
37.7in
Monthly Average 2021–2026
3.1in
Daily Average 2021–2026
0.1in
Wettest Day 11 November, 2022
2.7in

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