Londonderry Rainfall Forecast

Today 12 Sep
75%
Sun 13 Sep
55%
Mon 14 Sep
30%
Tue 15 Sep
No Rain
Wed 16 Sep
30%
Thu 17 Sep
60%
Fri 18 Sep
40%

Londonderry Rainfall Statistics

September Rainfall

New Philadelphia, Harry Clever Field (23 miles)

Total Rainfall 2026
31.6in
Daily Average 2026
0.1in
Wettest Day 16 August, 2026
2.5in
Wet Days 2026
103/255 (40%)
Total Rainfall August
6.6in
Daily Average August
0.2in
Wettest Day 16 August, 2026
2.5in
Wet Days August
13/31 (42%)
Total Rainfall September
1.9in
Daily Average September
0.2in
Wettest Day 5 September, 2026
0.9in
Wet Days September
4/12 (33%)

Climate (2021–2025)

New Philadelphia, Harry Clever Field (23 miles)

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Annual Average 2021–2025
32.9in
Monthly Average 2021–2026
2.8in
Daily Average 2021–2026
0.1in
Wettest Day 29 July, 2023
3.6in

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