Barmouth Water Temperature

Barmouth is a town close to Irish Sea. August is the month with the highest water temperature at 61.9°F / 16.6°C.
The coldest month is February with an average water temperature of 45.5°F / 7.5°C.
September is the driest at 1.2in / 30.6mm and December the wettest month with 6in / 151.8mm.
With an average air temperature of 59.2°F / 15.1°C, July is the warmest month in a year. February is the coldest with 40.3°F / 4.6°C average air temperature.
The Climate is described as temperate oceanic climate with warm summer. Best time to Visit would be in June, July, August, September.

Barmouth Summary

Description Value
Current water temperature / 44.6 °F
Warmest Month Water Temperature: August with 16.6°C / 61.9°F
Coldest Month Water Temperature: February with 7.5°C / 45.5°F
Warmest Month Air Temperature: July with 15.1°C / 59.2°F
Coldest Month Air Temperature: February with 4.6°C / 40.3°F
Wettest Month: December with 151.8mm / 6in
Driest Month: September with 30.6mm / 1.2in
Highest Humidity December with 86.9%
Lowest Humidity April with 78.1%
Best Time to Visit: June, July, August, September
Climate Classification temperate oceanic climate with warm summer

Barmouth 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

7.8 7.6 7.4

March

8.1 7.6 7.3

April

10 9 8.1

May

12.6 11.2 10.1

June

14.8 13.7 12.6

July

16.3 15.7 14.8

August

16.7 16.5 16.2

September

16.5 16 15.3

October

15.3 14.4 13.3

November

13.2 12.1 10.9

December

10.8 9.9 8.9

Irish Sea water temperature by month

Max. Water

Temperature (°F)

ø. Water

Temperature (°F)

Min. Water

Temperature (°F)

January

48 46.9 46

February

46 45.7 45.3

March

46.6 45.7 45.1

April

50 48.2 46.6

May

54.7 52.2 50.2

June

58.6 56.7 54.7

July

61.3 60.3 58.6

August

62.1 61.7 61.2

September

61.7 60.8 59.5

October

59.5 57.9 55.9

November

55.8 53.8 51.6

December

51.4 49.8 48
August is the month with the warmest water temperature at 61.9°F / 16.6°C. The month with the coldest is February with an average water temperature of 45.5°F / 7.5°C.

Barmouth weather today & 14-day weather forecast

Date
Weather
Max. F
Min. F
Max. C
Min. C
Windspeed
Windir.
Precip.
Rainrisk
Rel. Humidity
Jan. 19
Heavy rain
49 °F
48°F
9 °C
9°C
7mph (12km/h)
south-southwest
1in (28mm)
95 %
98%
Jan. 20
Heavy rain
49 °F
38°F
10 °C
4°C
6mph (9km/h)
west-southwest
2in (54mm)
100 %
95%
Jan. 21
Moderate rain
41 °F
38°F
5 °C
4°C
7mph (11km/h)
west
1in (14mm)
95 %
81%
Jan. 22
Broken clouds
40 °F
39°F
4 °C
4°C
4mph (7km/h)
west
0in (1mm)
35 %
78%
Jan. 23
Mix snow/rain
37 °F
32°F
3 °C
0°C
1mph (2km/h)
west
0in (2mm)
70 %
79%
Jan. 24
Mix snow/rain
40 °F
33°F
4 °C
1°C
3mph (6km/h)
west-southwest
0in (7mm)
95 %
78%
Jan. 25
Light shower rain
45 °F
33°F
7 °C
1°C
4mph (6km/h)
west-northwest
0in (3mm)
75 %
83%
Date
Weather
Max. F
Min. F
Max. C
Min. C
Windspeed
Windir.
Precip.
Rainrisk
Rel. Humidity
Jan. 26
Mix snow/rain
45 °F
34°F
7 °C
1°C
3mph (5km/h)
south-southeast
0in (10mm)
95 %
88%
Jan. 27
Moderate rain
47 °F
43°F
8 °C
6°C
5mph (8km/h)
southwest
1in (14mm)
95 %
92%
Jan. 28
Light rain
48 °F
38°F
9 °C
3°C
4mph (7km/h)
west-southwest
0in (7mm)
90 %
92%
Jan. 29
Light rain
39 °F
42°F
4 °C
6°C
5mph (8km/h)
south-southwest
0in (8mm)
90 %
96%
Jan. 30
Broken clouds
41 °F
37°F
5 °C
3°C
4mph (6km/h)
west-southwest
0in (2mm)
65 %
85%
Jan. 31
Light shower rain
42 °F
37°F
6 °C
3°C
2mph (3km/h)
east-northeast
0in (4mm)
80 %
92%
Feb. 01
Overcast clouds
42 °F
36°F
5 °C
2°C
1mph (2km/h)
southwest
0in (1mm)
40 %
87%
Feb. 02
Light shower rain
42 °F
36°F
6 °C
2°C
4mph (6km/h)
east-southeast
0in (4mm)
80 %
89%
Feb. 03
Overcast clouds
45 °F
41°F
7 °C
5°C
2mph (3km/h)
east-northeast
0in (0mm)
0 %
92%

Barmouth weather by month / climate table

Max.

Temperature

°C

ø.

Temperature

°C

Min.

Temperature

(°C)

Precip.

(mm)

Rainy Days

(d)

Rel. Humidity

(%)

January

7.3 4.8 1.7 100.8 16 86.5%

February

7.4 4.6 1.6 88.9 10 83.8%

March

10 5.7 1 33.9 5 81.5%

April

13.3 8 3.1 40 5 78.1%

May

15.2 10.8 6 32.7 9 78.2%

June

18.6 13.5 9.2 40.8 7 78.8%

July

19.2 15.1 11.5 39.1 14 80.4%

August

18.5 14.8 11.4 116.6 17 83.1%

September

17.5 13.3 9.3 30.6 5 82.5%

October

15 10.6 6.8 64.7 0 83.8%

November

11.4 7.5 3.5 127.3 15 86.2%

December

8.3 5.4 1.8 151.8 16 86.9%

Max.

Temperature

°F

ø.

Temperature

°F

Min.

Temperature

(°F)

Precip.

(in)

Rainy Days

(d)

Rel. Humidity

(%)

January

45.1 40.6 35.1 4 16 86.5%

February

45.3 40.3 34.9 3.5 10 83.8%

March

50 42.3 33.8 1.3 5 81.5%

April

55.9 46.4 37.6 1.6 5 78.1%

May

59.4 51.4 42.8 1.3 9 78.2%

June

65.5 56.3 48.6 1.6 7 78.8%

July

66.6 59.2 52.7 1.5 14 80.4%

August

65.3 58.6 52.5 4.6 17 83.1%

September

63.5 55.9 48.7 1.2 5 82.5%

October

59 51.1 44.2 2.5 0 83.8%

November

52.5 45.5 38.3 5 15 86.2%

December

46.9 41.7 35.2 6 16 86.9%
September is the most draught at 1.2in / 30.6mm and December the month with the most rain around 6in / 151.8mm. The avg. temperature is around 59.2°F / 15.1°C, July is the hottest month in a year. February is the coolest with 40.3°F / 4.6°C avg. temperature.
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