Cemaes Bay Water Temperature

Cemaes Bay is a town close to Irish Sea. temperate oceanic climate with warm summer would be the climate here. September is the month with the highest water temperature at 59.7°F / 15.4°C. The month with the lowest is March with an average water temperature of 45.5°F / 7.5°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 42.8°F / 6°C average air temperature. June is the month with the min. precipitation of 0.7in / 18.8mm and November with the max. precipitation in a year with 4.9in / 123.6mm. June, July, August, September would be the best time to visit this place.

Cemaes Bay Summary

Description Value
Current water temperature 8 °C / 46.4 °F
Warmest Month Water Temperature: September with 15.4°C / 59.7°F
Coldest Month Water Temperature: March with 7.5°C / 45.5°F
Warmest Month Air Temperature: August with 15.3°C / 59.5°F
Coldest Month Air Temperature: February with 6°C / 42.8°F
Wettest Month: November with 123.6mm / 4.9in
Driest Month: June with 18.8mm / 0.7in
Highest Humidity August with 81.6%
Lowest Humidity April with 78.4%
Best Time to Visit: June, July, August, September
Climate Classification temperate oceanic climate with warm summer

Cemaes Bay water temperature by month

Irish Sea water temperature by month

Max. Water

Temperature (°C)

ø. Water

Temperature (°C)

Min. Water

Temperature (°C)

January

9.6 8.9 8.3

February

8.2 7.9 7.7

March

7.8 7.6 7.4

April

9.1 8.4 7.8

May

11 10 9.1

June

13.1 12 11

July

14.7 14 13.1

August

15.5 15.2 14.6

September

15.6 15.3 15

October

15 14.3 13.5

November

13.5 12.5 11.4

December

11.3 10.4 9.6

Irish Sea water temperature by month

Max. Water

Temperature (°F)

ø. Water

Temperature (°F)

Min. Water

Temperature (°F)

January

49.3 48 46.9

February

46.8 46.2 45.9

March

46 45.7 45.3

April

48.4 47.1 46

May

51.8 50 48.4

June

55.6 53.6 51.8

July

58.5 57.2 55.6

August

59.9 59.4 58.3

September

60.1 59.5 59

October

59 57.7 56.3

November

56.3 54.5 52.5

December

52.3 50.7 49.3
The highest water temperature will be reached in September with around 59.7°F / 15.4°C. The lowest in March with an average water temperature of 45.5°F / 7.5°C.

Cemaes Bay weather today & 14-day weather forecast

Date
Weather
Max. F
Min. F
Max. C
Min. C
Windspeed
Windir.
Precip.
Rainrisk
Rel. Humidity
Apr. 13
Broken clouds
47 °F
41°F
9 °C
5°C
1mph (2km/h)
southwest
0in (0mm)
20 %
83%
Apr. 14
Scattered clouds
47 °F
42°F
8 °C
6°C
1mph (2km/h)
east-southeast
0in (0mm)
0 %
87%
Apr. 15
Few clouds
48 °F
43°F
9 °C
6°C
3mph (5km/h)
east
0in (0mm)
20 %
77%
Apr. 16
Broken clouds
47 °F
37°F
8 °C
3°C
1mph (2km/h)
south
0in (0mm)
0 %
66%
Apr. 17
Overcast clouds
48 °F
40°F
9 °C
4°C
3mph (5km/h)
south
0in (1mm)
35 %
72%
Apr. 18
Overcast clouds
48 °F
45°F
9 °C
7°C
6mph (9km/h)
south
0in (1mm)
55 %
85%
Apr. 19
Light rain
50 °F
44°F
10 °C
7°C
5mph (8km/h)
west-southwest
0in (8mm)
90 %
89%
Date
Weather
Max. F
Min. F
Max. C
Min. C
Windspeed
Windir.
Precip.
Rainrisk
Rel. Humidity
Apr. 20
Broken clouds
50 °F
41°F
10 °C
5°C
3mph (4km/h)
northeast
0in (0mm)
20 %
71%
Apr. 21
Overcast clouds
55 °F
42°F
13 °C
5°C
2mph (3km/h)
south
0in (0mm)
0 %
79%
Apr. 22
Clear Sky
55 °F
42°F
13 °C
6°C
1mph (2km/h)
east
0in (0mm)
0 %
71%
Apr. 23
Broken clouds
52 °F
46°F
11 °C
8°C
4mph (6km/h)
northeast
0in (0mm)
0 %
83%
Apr. 24
Broken clouds
52 °F
45°F
11 °C
7°C
4mph (6km/h)
northeast
0in (0mm)
0 %
78%
Apr. 25
Overcast clouds
53 °F
47°F
12 °C
8°C
4mph (6km/h)
northeast
0in (0mm)
25 %
88%
Apr. 26
Overcast clouds
54 °F
47°F
12 °C
9°C
4mph (7km/h)
northeast
0in (0mm)
0 %
89%
Apr. 27
Overcast clouds
54 °F
47°F
12 °C
8°C
4mph (6km/h)
east-northeast
0in (3mm)
75 %
90%
Apr. 28
Broken clouds
55 °F
48°F
13 °C
9°C
3mph (4km/h)
northeast
0in (0mm)
0 %
87%

Cemaes Bay weather by month / climate table

Max.

Temperature

°C

ø.

Temperature

°C

Min.

Temperature

(°C)

Precip.

(mm)

Rainy Days

(d)

Rel. Humidity

(%)

January

8.6 6.4 4.2 103.9 13 79.8%

February

8.2 6 3.9 64.9 10 78.9%

March

9.5 6.7 3.2 22.5 8 79.2%

April

12 8.4 5.1 28.7 5 78.4%

May

14 10.9 7.2 24.7 5 78.5%

June

16.9 13.4 10.2 18.8 3 80%

July

18 15.1 12.3 23.8 7 80.7%

August

17.9 15.3 12.8 103.7 13 81.6%

September

16.9 14.2 11.5 62.6 4 79.7%

October

15.1 11.9 9.1 97.5 0 78.7%

November

11.9 9.1 6.1 123.6 19 79.3%

December

9.7 7.2 4.6 115.7 18 79.8%

Max.

Temperature

°F

ø.

Temperature

°F

Min.

Temperature

(°F)

Precip.

(in)

Rainy Days

(d)

Rel. Humidity

(%)

January

47.5 43.5 39.6 4.1 13 79.8%

February

46.8 42.8 39 2.6 10 78.9%

March

49.1 44.1 37.8 0.9 8 79.2%

April

53.6 47.1 41.2 1.1 5 78.4%

May

57.2 51.6 45 1 5 78.5%

June

62.4 56.1 50.4 0.7 3 80%

July

64.4 59.2 54.1 0.9 7 80.7%

August

64.2 59.5 55 4.1 13 81.6%

September

62.4 57.6 52.7 2.5 4 79.7%

October

59.2 53.4 48.4 3.8 0 78.7%

November

53.4 48.4 43 4.9 19 79.3%

December

49.5 45 40.3 4.6 18 79.8%
The hottest avg. temperature is around 59.5°F / 15.3°C, August is the month with the highest temperature. February is the coolest with 42.8°F / 6°C average temperature. June is the month with the lowest precipitation of 0.7in / 18.8mm and November with the maximum precipitation in a year with 4.9in / 123.6mm.

Activities & POI in Cemaes Bay

Type of Activity List
Beach Traeth Bach, Traeth Mawr
Attraction Vistor Centre
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