Caernarfon weather in April 2025

Expect 11°C daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Caernarfon in April. Check more long-term weather averages for Caernarfon in April before you book your next holiday to Wales in 2025/2026.

11
11°C max day temperature
5
5 hours of sunshine per day
14
14 days with some rainfall
4
4°C min night temperature
14
14 hours of daylight per day
0
No heat & humidity
92
92 mm of monthly rainfall
4
4 (Moderate) UV index
8
8°C sea temperature

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The April weather guide for Wales (Caernarfon) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm) | Imperial (°F / inches)

More about Wales

How warm is it in Caernarfon in April?

Daytime temperatures usually reach 11°C in Caernarfon in April, falling to 4°C at night.

How sunny is it in Caernarfon in April?

There are normally 5 hours of bright sunshine each day in Caernarfon in April - that's 37% of daylight hours.

Is the sea cold around Caernarfon in April?

The average sea temperature around Caernarfon in April is 8°C.

Does it rain in Caernarfon in April?

There are usually 14 days with some rain in Caernarfon in April and the average monthly rainfall is 92mm.

Caernarfon April sunrise & sunset times

Browse the sunrise and sunset times for Caernarfon in April 2025. Select a month to view Caernarfon sunrise and sunset times for the next 12 months.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Date	Sunrise times	Sunset times
Tuesday, 1st April 2025	05:50	18:53
Tuesday, 15th April 2025	05:18	19:18
Wednesday, 30th April 2025	04:45	19:44

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