Trearddur Bay Water Temperature

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Trearddur Bay is a village close to Irish Sea. September is the month with the highest water temperature at 59.4°F / 15.2°C.
The coldest month is March with an average water temperature of 45.7°F / 7.6°C.
March is the driest at 1.3in / 32mm and November the wettest month with 8.1in / 206.1mm.
With an average air temperature of 58.6°F / 14.8°C, July is the warmest month in a year. February is the coldest with 41.2°F / 5.1°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.

Trearddur Bay Summary

Description Value
Current water temperature /
Warmest Month Water Temperature: September with 15.2°C / 59.4°F
Coldest Month Water Temperature: March with 7.6°C / 45.7°F
Warmest Month Air Temperature: July with 14.8°C / 58.6°F
Coldest Month Air Temperature: February with 5.1°C / 41.2°F
Wettest Month: November with 206.1mm / 8.1in
Driest Month: March with 32mm / 1.3in
Highest Humidity December with 84.5%
Lowest Humidity April with 79.6%
Best Time to Visit: June, July, August, September
Climate Classification temperate oceanic climate with warm summer

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Trearddur 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

8.3 8 7.7

March

7.8 7.6 7.5

April

9 8.4 7.8

May

10.9 9.9 9

June

12.9 11.9 10.9

July

14.6 13.8 13

August

15.4 15 14.5

September

15.4 15.1 14.8

October

14.8 14.2 13.4

November

13.4 12.4 11.4

December

11.4 10.5 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

46.9 46.4 45.9

March

46 45.7 45.5

April

48.2 47.1 46

May

51.6 49.8 48.2

June

55.2 53.4 51.6

July

58.3 56.8 55.4

August

59.7 59 58.1

September

59.7 59.2 58.6

October

58.6 57.6 56.1

November

56.1 54.3 52.5

December

52.5 50.9 49.3
The hottest water temperature typically reached in September with around 59.4°F / 15.2°C. The coldest in March with an average water temperature of 45.7°F / 7.6°C.

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Trearddur Bay weather today & 14-day weather forecast

Date
Weather
Max. F
Min. F
Max. C
Min. C
Windspeed
Windir.
Precip.
Rainrisk
Rel. Humidity
Nov. 08
Broken clouds
55 °F
54°F
13 °C
12°C
4mph (6km/h)
south-southwest
0in (1mm)
35 %
80%
Nov. 09
Light rain
56 °F
53°F
13 °C
12°C
5mph (9km/h)
south
0in (8mm)
80 %
91%
Nov. 10
Light shower rain
53 °F
50°F
12 °C
10°C
4mph (6km/h)
south-southwest
0in (4mm)
70 %
84%
Nov. 11
Moderate rain
57 °F
51°F
14 °C
11°C
7mph (12km/h)
south-southeast
1in (13mm)
85 %
88%
Nov. 12
Moderate rain
56 °F
55°F
14 °C
13°C
6mph (9km/h)
south
1in (14mm)
85 %
91%
Nov. 13
Light rain
55 °F
52°F
13 °C
11°C
4mph (6km/h)
south
0in (10mm)
85 %
89%
Nov. 14
Light shower rain
54 °F
49°F
12 °C
9°C
3mph (4km/h)
east-northeast
0in (2mm)
55 %
85%
Date
Weather
Max. F
Min. F
Max. C
Min. C
Windspeed
Windir.
Precip.
Rainrisk
Rel. Humidity
Nov. 15
Light shower rain
51 °F
45°F
10 °C
7°C
3mph (5km/h)
north-northeast
0in (3mm)
60 %
83%
Nov. 16
Overcast clouds
50 °F
45°F
10 °C
7°C
3mph (4km/h)
northeast
0in (0mm)
0 %
83%
Nov. 17
Overcast clouds
49 °F
44°F
9 °C
7°C
3mph (5km/h)
northeast
0in (0mm)
0 %
82%
Nov. 18
Light shower rain
50 °F
45°F
10 °C
7°C
3mph (5km/h)
northeast
0in (3mm)
55 %
82%
Nov. 19
Moderate rain
47 °F
38°F
8 °C
3°C
4mph (6km/h)
south-southwest
0in (11mm)
85 %
85%
Nov. 20
Light rain
43 °F
37°F
6 °C
3°C
2mph (4km/h)
southwest
0in (8mm)
80 %
83%
Nov. 21
Light rain
46 °F
41°F
8 °C
5°C
4mph (7km/h)
north-northeast
0in (8mm)
80 %
78%
Nov. 22
Overcast clouds
43 °F
41°F
6 °C
5°C
2mph (3km/h)
east-northeast
0in (1mm)
25 %
67%
Nov. 23
Broken clouds
43 °F
38°F
6 °C
4°C
2mph (4km/h)
southwest
0in (0mm)
20 %
66%

Trearddur Bay weather by month / climate table

Max.

Temperature

°C

ø.

Temperature

°C

Min.

Temperature

(°C)

Precip.

(mm)

Rainy Days

(d)

Rel. Humidity

(%)

January

7.6 5.4 2.9 173.4 20 84.5%

February

7.5 5.1 2.8 118.1 15 82.6%

March

9.2 5.9 2 32 10 81.6%

April

12.1 8 4.2 57.5 8 79.6%

May

14 10.6 6.6 41.9 13 79.8%

June

17.2 13.2 9.8 39.6 8 81.2%

July

17.7 14.8 11.8 62.8 15 82.8%

August

17.5 14.8 12.2 151.7 20 84.1%

September

16.7 13.6 10.5 103.1 16 82.5%

October

14.7 11.1 8 181.1 0 82.3%

November

11.5 8.2 4.8 206.1 21 83.7%

December

8.8 6.2 3.4 191.4 19 84.5%

Max.

Temperature

°F

ø.

Temperature

°F

Min.

Temperature

(°F)

Precip.

(in)

Rainy Days

(d)

Rel. Humidity

(%)

January

45.7 41.7 37.2 6.8 20 84.5%

February

45.5 41.2 37 4.6 15 82.6%

March

48.6 42.6 35.6 1.3 10 81.6%

April

53.8 46.4 39.6 2.3 8 79.6%

May

57.2 51.1 43.9 1.6 13 79.8%

June

63 55.8 49.6 1.6 8 81.2%

July

63.9 58.6 53.2 2.5 15 82.8%

August

63.5 58.6 54 6 20 84.1%

September

62.1 56.5 50.9 4.1 16 82.5%

October

58.5 52 46.4 7.1 0 82.3%

November

52.7 46.8 40.6 8.1 21 83.7%

December

47.8 43.2 38.1 7.5 19 84.5%
March is the driest at 1.3in / 32mm and November the wettest month with 8.1in / 206.1mm. With an average temperature of 58.6°F / 14.8°C, July is the warmest month in a year. February is the coldest with 41.2°F / 5.1°C average temperature.

Activities & POI in Trearddur Bay

Type of Activity List
Golf Course Beach Golf Course
Caravan Site Tyn Towyn Caravan Park, Trearddur Bay Country Park, Lee Caravan Park, Bagnol Caravan Park, Gwynfair Caravan Park
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