Best year time to visit Caernarvon

General weather information about Caernarvon

Average annual temperature is 22.1 °C

Absolute maximum temperature: 38.8 °C

Absolute minimum temperature: 2.4 °C

Number of sunny days: 128 days

Number of rainy days: 237 days

* Weather data for Caernarvon United States is based on climate observations for 2026 year

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Absolute maximum temperature (°C)	26.0	27.6	28.7	29.1	32.3	36.5	36.8	38.8	34.9	31.7	28.4	26.0
Average daytime temperature (°C)	19.9	21.7	23.6	24.5	29.0	32.6	33.4	36.4	32.2	26.9	20.9	17.4
Average temperature (°C)	15.3	16.9	18.9	20.6	24.6	27.9	29.0	31.2	27.9	22.2	16.8	13.7
Average night temperature (°C)	11.8	13.7	15.5	17.5	21.0	23.7	25.5	27.1	24.3	18.4	13.6	10.7
Absolute minimum temperature (°C)	2.4	4.8	3.0	11.4	15.3	21.1	23.8	25.2	21.8	11.1	6.7	3.2

The largest precipitation sum in Caernarvon is at

April — 156(mm)

June — 138(mm)

November — 142(mm)

December — 177(mm)

When is the best time to visit Caernarvon?

The historical weather data above shows the warmest, sunniest and driest months to help you choose the best time to visit Caernarvon.

What is the weather like in Caernarvon?

See average temperature, rainfall and daylight hours for Caernarvon by month in the table above.

How many sunny days does Caernarvon have?

The monthly weather statistics above show sunshine and rainfall patterns for Caernarvon throughout the year.