Derry Rainfall Forecast

Today 29 Aug
No Rain
Sun 30 Aug
10%
Mon 31 Aug
25%
Tue 1 Sep
10%
Wed 2 Sep
15%
Thu 3 Sep
50%
Fri 4 Sep
50%

Derry Rainfall Statistics

August Rainfall

Latrobe / Westmorland (6.2 miles)

Total Rainfall 2026
8.3in
Daily Average 2026
0.04in
Wettest Day 25 June, 2026
1in
Wet Days 2026
49/241 (20%)
Total Rainfall July
0.7in
Daily Average July
0.02in
Wettest Day 7 July, 2026
0.6in
Wet Days July
4/31 (13%)
Total Rainfall August
0.5in
Daily Average August
0.02in
Wettest Day 9 August, 2026
0.1in
Wet Days August
8/29 (28%)

Climate (2021–2025)

Latrobe / Westmorland (6.2 miles)

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Annual Average 2021–2025
3.1in
Monthly Average 2021–2026
0.4in
Daily Average 2021–2026
0.01in
Wettest Day 16 July, 2025
1.5in

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