United Kingdom · 1991–2020 normal

Derry in
August.

Typical August weather in Derry: 17.1°C by day, 12.3°C at night, 103 mm of rain over 16.8 wet days. These are measured 1991–2020 station normals, not a forecast.

Typical high17.1°C
Typical low12.3°C
Rain103 mm
Wet days16.8

In the year-round weather comparison, August scores 50 out of 100 (July leads the year at 51). Daylight is calculated as 14 h 58 from latitude 55.00°. Open-water sea temperature is 14.7°C (42 km from the place centre).

August at a glance

What is Derry like in August?

Plain answers from the measured climate record—not a forecast or a promise about a particular trip.

Is Derry hot in August?

Days are typically cool at 17.1°C, while nights average 12.3°C.

Does it rain much?

The measured monthly average is 103 mm across about 17 wet days.

How much daylight is there?

There are about 14 h 58 between sunrise and sunset at mid-month, calculated from the place latitude.

Is August a good time to visit?

August ranks 2 of 12 in our weather comparison; July ranks first.

The evidence behind this page

One month,
from the same station.

Place identity
GeoNames 2643736
NOAA station
EI000003980 · MALIN HEAD
Station distance
41.6 km from the place centre
Coverage
Strong coverage · 30 usable years
Important limit
Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.

Next step

Choose your month.
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The weather comparison for Derry is based on climate evidence, not payments from travel companies. Flight, accommodation and activity links will be clearly labelled when they are added; there are no booking offers on this page today.

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