Letterkenny Weather in October
What's the weather like in Letterkenny (Ulster) in October 2024?
The climate in Letterkenny during October can be summarized as cool and wet.
October is in the fall / autumn in Letterkenny and is typically the 5th warmest month of the year. Daytime maximum temperatures average around a cool 13°C (54°F), whilst at night 7°C (44°F) is normal.
| Daytime temperature | 12.5°C 54.4°F |
|---|---|
| Nightly temperature | 6.6°C 43.8°F |
| Average temperature | 9.5°C 49.1°F |
| Daily sunshine | 2.8 hrs |
| Avg rainfall | 132 mm 5.2 ins |
| Rainy days | 23 days |
| Sea temperature | 12.9°C 55.3°F |
| Humidity | 91% |
| Windspeed | 24.1kph 15 mph |
On average October is the 4th wettest month of the year in Letterkenny with around 132mm 5.2 inches of rain making it a wet time to visit. This rainfall is typically spread over 23 days, although this may vary considerably.
On the flip side this corresponds to an average of 2.8 hours of sunshine per day.
October temperatures in Letterkenny
October rainfall
October hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Letterkenny in October 2024.
Other monthly averages
Best places to visit in October
Letterkenny weather stats
| Hottest month: | July | 16.8°C 62.2°F |
|---|---|---|
| Driest month: | April | 74mm 2.9ins |
| Sunniest month: | April | 5.3hrs |
| Coldest month: | January | 6.4°C 43.5°F |
| Wettest month: | December | 141mm 5.6ins |
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