Nefyn Water Temperature

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Nefyn is a village close to Irish Sea. August is the month with the warmest water temperature at 60.4°F / 15.8°C. The coolest month is March with an avg. water temperature of 45.1°F / 7.3°C. May is the sunniest at 1.5in / 38.8mm and November the wettest month with 9.4in / 237.6mm. The average air temperature is around 59.5°F / 15.3°C, August is the hottest month in a year. February is the coolest with 43°F / 6.1°C average air temperature. temperate oceanic climate with warm summer would be the climate here. June, July, August, September would be the best time to visit.

Nefyn Summary

Description	Value
Current water temperature	/
Warmest Month Water Temperature:	August with 15.8°C / 60.4°F
Coldest Month Water Temperature:	March with 7.3°C / 45.1°F
Warmest Month Air Temperature:	August with 15.3°C / 59.5°F
Coldest Month Air Temperature:	February with 6.1°C / 43°F
Wettest Month:	November with 237.6mm / 9.4in
Driest Month:	May with 38.8mm / 1.5in
Highest Humidity	July with 83.3%
Lowest Humidity	April with 78.9%
Best Time to Visit:	June, July, August, September
Climate Classification	temperate oceanic climate with warm summer

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Nefyn water temperature by month

°C

Irish Sea water temperature by month

	Max. Water Temperature (°C)	ø. Water Temperature (°C)	Min. Water Temperature (°C)
January	8.9	8.3	7.8
February	7.7	7.4	7.2
March	7.7	7.3	7.1
April	9.5	8.6	7.7
May	11.8	10.6	9.5
June	13.9	12.9	11.8
July	15.4	14.7	13.8
August	15.9	15.7	15.3
September	15.9	15.4	14.9
October	14.9	14	13
November	13	11.9	10.7
December	10.7	9.8	8.8

°F

Irish Sea water temperature by month

	Max. Water Temperature (°F)	ø. Water Temperature (°F)	Min. Water Temperature (°F)
January	48	46.9	46
February	45.9	45.3	45
March	45.9	45.1	44.8
April	49.1	47.5	45.9
May	53.2	51.1	49.1
June	57	55.2	53.2
July	59.7	58.5	56.8
August	60.6	60.3	59.5
September	60.6	59.7	58.8
October	58.8	57.2	55.4
November	55.4	53.4	51.3
December	51.3	49.6	47.8

August is the month with the highest water temperature at 60.4°F / 15.8°C. The month with the lowest is March with an average water temperature of 45.1°F / 7.3°C.

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Nefyn weather today & 14-day weather forecast

7-day weather forecast
+9-day forecast

7-day weather forecast

Date	Weather	Max. F Min. F	Max. C Min. C	Windspeed Windir.	Precip. Rainrisk	Rel. Humidity
Apr. 29	Broken clouds	68 °F 50°F	20 °C 10°C	1mph (2km/h) east-southeast	0in (0mm) 0 %	69%
Apr. 30	Few clouds	69 °F 52°F	21 °C 11°C	1mph (1km/h) south	0in (0mm) 0 %	70%
May. 01	Light shower rain	62 °F 52°F	17 °C 11°C	1mph (2km/h) south	0in (2mm) 45 %	79%
May. 02	Scattered clouds	55 °F 51°F	13 °C 11°C	4mph (6km/h) southeast	0in (0mm) 20 %	79%
May. 03	Clear Sky	57 °F 50°F	14 °C 10°C	3mph (6km/h) north-northeast	0in (0mm) 20 %	78%
May. 04	Scattered clouds	62 °F 51°F	17 °C 11°C	2mph (3km/h) south-southeast	0in (0mm) 20 %	68%
May. 05	Overcast clouds	57 °F 46°F	14 °C 8°C	1mph (2km/h) west	0in (0mm) 0 %	73%

+9-day forecast

Date	Weather	Max. F Min. F	Max. C Min. C	Windspeed Windir.	Precip. Rainrisk	Rel. Humidity
May. 06	Overcast clouds	51 °F 47°F	11 °C 8°C	3mph (4km/h) south	0in (1mm) 30 %	84%
May. 07	Scattered clouds	54 °F 40°F	12 °C 4°C	3mph (5km/h) south-southwest	0in (0mm) 20 %	77%
May. 08	Light shower rain	52 °F 45°F	11 °C 7°C	4mph (7km/h) southwest	0in (2mm) 50 %	78%
May. 09	Scattered clouds	52 °F 42°F	11 °C 6°C	3mph (5km/h) south-southwest	0in (0mm) 20 %	71%
May. 10	Scattered clouds	54 °F 38°F	12 °C 4°C	2mph (3km/h) north-northwest	0in (0mm) 20 %	73%
May. 11	Broken clouds	56 °F 44°F	14 °C 7°C	2mph (3km/h) northwest	0in (1mm) 20 %	73%
May. 12	Overcast clouds	56 °F 46°F	14 °C 8°C	2mph (3km/h) west-southwest	0in (1mm) 25 %	68%
May. 13	Light shower rain	54 °F 47°F	12 °C 8°C	3mph (5km/h) southwest	0in (2mm) 45 %	81%
May. 14	Light shower rain	55 °F 37°F	13 °C 3°C	1mph (2km/h) southwest	0in (2mm) 45 %	70%

Nefyn weather by month / climate table

°C

	Max. Temperature °C	ø. Temperature °C	Min. Temperature (°C)	Precip. (mm)	Rainy Days (d)	Rel. Humidity (%)
January	8.4	6.6	4.6	180.1	21	80.5%
February	8.1	6.1	4.3	125	15	79.5%
March	9.2	6.8	3.7	44.2	10	79.8%
April	11.7	8.5	5.6	42.5	6	78.9%
May	13.7	10.9	7.9	38.8	7	79.8%
June	16.5	13.3	10.8	40.5	5	81.9%
July	17.1	15	12.8	45.8	11	83.3%
August	17.1	15.3	13.4	152.6	19	83.3%
September	16.8	14.4	11.9	120.9	15	80.4%
October	15.1	12.1	9.5	206	0	79.1%
November	12.1	9.4	6.5	237.6	23	79.5%
December	9.7	7.4	5.2	212.2	22	80.3%

°F

	Max. Temperature °F	ø. Temperature °F	Min. Temperature (°F)	Precip. (in)	Rainy Days (d)	Rel. Humidity (%)
January	47.1	43.9	40.3	7.1	21	80.5%
February	46.6	43	39.7	4.9	15	79.5%
March	48.6	44.2	38.7	1.7	10	79.8%
April	53.1	47.3	42.1	1.7	6	78.9%
May	56.7	51.6	46.2	1.5	7	79.8%
June	61.7	55.9	51.4	1.6	5	81.9%
July	62.8	59	55	1.8	11	83.3%
August	62.8	59.5	56.1	6	19	83.3%
September	62.2	57.9	53.4	4.8	15	80.4%
October	59.2	53.8	49.1	8.1	0	79.1%
November	53.8	48.9	43.7	9.4	23	79.5%
December	49.5	45.3	41.4	8.4	22	80.3%

The warmest avg. temperature is around 59.5°F / 15.3°C, August is the month with the highest temperature. February is the coolest with 43°F / 6.1°C average air temperature. May is the month with the min. precipitation of 1.5in / 38.8mm and November with the max. precipitation in a year with 9.4in / 237.6mm.

Irish Sea