Nefyn Water Temperature

Nefyn is a village close to Irish Sea. temperate oceanic climate with warm summer would be the climate here. 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. The avg. air 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. June, July, August, September would be the best time to visit this place.

Nefyn Summary

Description Value
Current water temperature 8 °C / 46.4 °F
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

Nefyn water temperature by month

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

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
The warmest water temperature are in August with around 60.4°F / 15.8°C. The coldest in March with an average water temperature of 45.1°F / 7.3°C.

Nefyn weather today & 14-day weather forecast

Date
Weather
Max. F
Min. F
Max. C
Min. C
Windspeed
Windir.
Precip.
Rainrisk
Rel. Humidity
Jan. 24
Few clouds
38 °F
36°F
3 °C
2°C
2mph (3km/h)
north-northeast
0in (0mm)
20 %
79%
Jan. 25
Broken clouds
42 °F
36°F
5 °C
2°C
2mph (4km/h)
west-northwest
0in (0mm)
20 %
78%
Jan. 26
Light rain
48 °F
39°F
9 °C
4°C
3mph (5km/h)
south
0in (7mm)
85 %
88%
Jan. 27
Moderate rain
51 °F
47°F
11 °C
8°C
3mph (4km/h)
south-southwest
0in (12mm)
90 %
98%
Jan. 28
Heavy rain
48 °F
45°F
9 °C
7°C
5mph (9km/h)
south-southwest
1in (21mm)
95 %
95%
Jan. 29
Light rain
47 °F
40°F
8 °C
5°C
6mph (9km/h)
west
0in (5mm)
85 %
90%
Jan. 30
Overcast clouds
38 °F
32°F
3 °C
0°C
3mph (4km/h)
east-northeast
0in (0mm)
0 %
82%
Date
Weather
Max. F
Min. F
Max. C
Min. C
Windspeed
Windir.
Precip.
Rainrisk
Rel. Humidity
Jan. 31
Overcast clouds
41 °F
30°F
5 °C
-1°C
2mph (2km/h)
east-southeast
0in (0mm)
0 %
75%
Feb. 01
Mix snow/rain
48 °F
33°F
9 °C
1°C
2mph (4km/h)
southeast
0in (6mm)
95 %
96%
Feb. 02
Light rain
46 °F
43°F
8 °C
6°C
3mph (5km/h)
south-southwest
0in (7mm)
85 %
97%
Feb. 03
Light shower rain
47 °F
37°F
9 °C
3°C
3mph (5km/h)
west-southwest
0in (4mm)
80 %
85%
Feb. 04
Broken clouds
41 °F
37°F
5 °C
3°C
3mph (6km/h)
west-southwest
0in (1mm)
45 %
81%
Feb. 05
Light shower rain
40 °F
46°F
5 °C
8°C
3mph (4km/h)
southwest
0in (3mm)
75 %
98%
Feb. 06
Light shower rain
48 °F
38°F
9 °C
4°C
4mph (6km/h)
southwest
0in (4mm)
80 %
98%
Feb. 07
Overcast clouds
43 °F
38°F
6 °C
4°C
4mph (6km/h)
northwest
0in (1mm)
55 %
80%
Feb. 08
Overcast clouds
43 °F
34°F
6 °C
1°C
4mph (7km/h)
north-northwest
0in (1mm)
50 %
83%

Nefyn weather by month / climate table

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%

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.
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