Is Letterkenny hot in August?
Days are typically cool at 17.1°C, while nights average 12.3°C.
Ireland · 1991–2020 normal
Letterkenny in
August.
Typical August weather in Letterkenny: 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 54.95°.
August at a glance
What is Letterkenny like in August?
Plain answers from the measured climate record—not a forecast or a promise about a particular trip.
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 2962961
- NOAA station
- EI000003980 · MALIN HEAD
- Station distance
- 53.1 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.
Then plan the details.
The weather comparison for Letterkenny 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.
How travel partnerships will work