October weather forecast
Clifden, Ireland

October imparts a definitive autumnal feel in the air in Clifden. The earlier signs of fall now turn undeniable with a succession of rainy days, and a sharp drop in sunlight from 4h in September to 3h. The weather starts cooling down substantially, and daylight hours are noticeably shorter. Despite autumn setting in firmly, remnants of summer linger in the milder parts of the day. An appreciation for a good rainy day with a warm cup of tea becomes common, a quintessential part of the Irish autumn.

Temperature

With the transition into October, Clifden notes an average high-temperature of a moderate 14°C (57.2°F), closely resembling September. Clifden's temperature tends to fall to an average low of 8°C (46.4°F) during the nights of October.

Rainfall

In October, the rain falls for 23 days. Throughout October, 131mm (5.16") of precipitation is accumulated. Throughout the year, in Clifden, there are 248 rainfall days, and 1202mm (47.32") of precipitation is accumulated.

Sea temperature

In Clifden, the average seawater temperature in October is 13.7°C (56.7°F).
Note: Swimming at temperatures less than 10°C (50°F) in 13.7°C (56.7°F) is feasible with the right swimsuit; if not, expect cold shock and breathlessness. A quick swim at 13°C (55.4°F) without adequate warmth can be discomforting.

Daylight

The average length of the day in October is 10h and 34min.
On the first day of October in Clifden, sunrise is at 7:42 am and sunset at 7:16 pm IST. On the last day of the month, sunrise is at 7:38 am and sunset at 5:08 pm GMT.
Note: On Sunday, 27. October 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from IST to GMT. Daylight Saving Time lasts until Sunday, 30. March 2025, at 1:00 am; consequently, the time zone reverts from GMT to IST.

Sunshine

In October, the average sunshine is 3h.

UV index

The average daily maximum UV index in October is 2. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for the average person.
Note: A maximum daily UV index of 2 during October morphs into the following directions:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Employ a wide-brim hat for potent defense against up to 50% of UV rays.