Climate of Harlech

Harlech has a oceanic climate. There is rainfall during all months of the year. The average annual temperature for Harlech is 11° degrees and there is about 739 mm of rain in a year. It is dry for 100 days a year with an average humidity of 88% and an UV-index of 3.

Climate averages for the whole year

Day: the average daily temperature during the day is between 5°C and 17°C
Night:the average nighttime temperature is between 2°C and 10°C
Sea temperature: the sea temperature is between 5°C and 25°C
Rain: it rains 223 days and there is a total of approximately 738 mm rainfall
Snow: it snows an average of 21 days per year
Sun hours: throughout the year there are 1641 sun hours

Maximum temperature:	between 5°C and 17°C
Warmest month:	17°C in July
Coldest month:	5°C in January
Night temperature:	between 2°C and 10°C
Sea temperature:	between 5°C and 25°C
Dry days:	121 days
Days with rain:	223 days
Days with snow:	21 days
Total rain sum:	738 mm
Hours of sunshine:	1641 hours

Climate of Harlech
Temperature graph
Precipitation graph
Climate chart of Harlech
The best travel time for Harlech
Climate of Harlech by month
Experiences with the weather of Harlech

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Temperature graph

This graph shows the average maximum temperature (red) and minimum temperature (blue) for Harlech.

Precipitation graph

This graph shows the average amount of rainfall per month for Harlech.

Climate table of Harlech

In this climate table you can see at a glance what the average weather per month is for Harlech. The data has been collected over a 30-year period, from which an average per month has been derived. From year to year the differences may be larger or smaller, but with this climate table you have a good idea of what the weather for Harlech might be like in a given month.

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Day temp. (°C)	5	6	8	11	14	16	17	16	15	12	9	7
Night temp. (°C)	2	2	2	4	6	9	10	10	9	7	5	3
Water temp. (°C)	5	9	8	18	18	25	20	19	16	14	11	8
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Precipitation (mm)	69	55	78	37	47	54	55	49	47	69	87	91
Days with rain	18	15	16	17	19	17	21	21	18	19	21	21
Days with snow	6	6	3	1	-	-	-	-	-	-	1	4
Dry days	7	7	12	12	12	13	10	10	12	12	8	6
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Sun hours per day	3	3	5	6	6	6	6	5	5	3	3	3
Wind force (Bft)	3	3	3	3	3	2	2	3	3	3	3	3
UV-index	1	2	2	2	4	4	3	4	3	3	2	2

Best time to visit Harlech

The best time to visit Harlech in Wales is June. In this period you have a mild temperature and little precipitation. The highest average temperature in Harlech is 17°C in July and the lowest is 5°C in January. The highest water temperature is 25°C and at its coldest the water is 5°C.

Climate of Harlech by month

What is the average climate in a given month for Harlech? Click on a month to see all monthly averages for sunshine, maximum and minimum temperatures, percent chance of rain per day, snowfall and number of rainy days.

January