Derry, Northern Ireland Climate
United Kingdom
Pop. 83,652 Elev. 24 m / 79 ft
TZ: Europe/London (UTC+1) ·
Derry sees cool summers peaking at 66°F (19°C) in August, and cool winters that bottom out around 37°F (3°C) in January. Precipitation occurs on roughly 69 days per year (40.4 in / 1025 mm total), with 3 in (75 mm) of annual snowfall. Overcast skies are common, with only 41 sunny days per year. Ocean water temperatures reach 62°F (16°C) in summer.
| Temperature | 19°C (66°F) high | 3°C (37°F) low |
| Feels like | 1°C (34°F) low | |
| Rain | 69 days | 1025 mm (40.4 in) /yr |
| Snow | 0 days | 75 mm (3.0 in) /yr |
| Sky | 41 sunny | 15 stormy |
| Wind | 2.1 m/s (4.6 mph) avg |
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Explore on the MapMonthly Climate Chart
Best months to visit: May, Jul, Aug
Sky & Air by Month
Cloud cover (%)
74
Jan 73
Feb 76
Mar 59
Apr 56
May 80
Jun 79
Jul 74
Aug 79
Sep 85
Oct 78
Nov 72
Dec Humidity (%)
87
Jan 83
Feb 79
Mar 73
Apr 74
May 80
Jun 82
Jul 81
Aug 83
Sep 86
Oct 86
Nov 88
Dec Weather Days by Month
Water Temperatures
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 11 km City of Derry Airport (LDY)
Ski resort 211 km Ski Club Of Ireland
National park 11 km
Hospital 2 km Altnagelvin Hospital
Hiking trail 32 km Eskeradooey Public Right of Way
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 7°C 44°F | 3°C 37°F | 47 mm 1.9 in | 54 mm2.1 in | 2 |
| February | 8°C 47°F | 4°C 39°F | 73 mm 2.9 in | 16 mm0.6 in | 2 |
| March | 11°C 52°F | 5°C 40°F | 28 mm 1.1 in | — | 2 |
| April | 14°C 58°F | 6°C 43°F | 93 mm 3.6 in | — | 9 |
| May | 16°C 61°F | 8°C 46°F | 69 mm 2.7 in | — | 12 |
| June | 17°C 62°F | 11°C 52°F | 116 mm 4.6 in | — | 0 |
| July | 18°C 65°F | 13°C 55°F | 73 mm 2.9 in | — | 3 |
| August | 19°C 66°F | 13°C 55°F | 69 mm 2.7 in | — | 3 |
| September | 15°C 59°F | 10°C 49°F | 108 mm 4.3 in | — | 1 |
| October | 12°C 54°F | 9°C 48°F | 135 mm 5.3 in | — | 0 |
| November | 10°C 50°F | 6°C 42°F | 131 mm 5.2 in | 5 mm0.2 in | 0 |
| December | 8°C 47°F | 4°C 40°F | 81 mm 3.2 in | — | 7 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 2 | 0 |
| February | 2 | 0 |
| March | 2 | 0 |
| April | 9 | 0 |
| May | 12 | 3 |
| June | 0 | 3 |
| July | 3 | 2 |
| August | 3 | 1 |
| September | 1 | 1 |
| October | 0 | 3 |
| November | 0 | 1 |
| December | 7 | 1 |
Water Temperatures Data
↑ See chart| Month | Ocean Avg High | Lake Avg High |
|---|---|---|
| January | 9°C 48°F | 4°C 40°F |
| February | 8°C 46°F | 5°C 40°F |
| March | 9°C 48°F | 7°C 44°F |
| April | 10°C 50°F | 10°C 49°F |
| May | 13°C 55°F | 13°C 56°F |
| June | 15°C 59°F | 14°C 58°F |
| July | 16°C 61°F | 16°C 61°F |
| August | 16°C 62°F | 16°C 61°F |
| September | 16°C 60°F | 12°C 54°F |
| October | 14°C 58°F | 10°C 51°F |
| November | 12°C 54°F | 7°C 45°F |
| December | 10°C 51°F | 5°C 42°F |