Harlech Water Temperature
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Harlech 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.
March is the driest at 1.5in / 38.7mm and December the wettest month with 6.3in / 160.7mm.
With an average air temperature of 58.8°F / 14.9°C, July is the warmest month in a year. February is the coldest with 39.6°F / 4.2°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.
The coldest month is February with an average water temperature of 45.5°F / 7.5°C.
March is the driest at 1.5in / 38.7mm and December the wettest month with 6.3in / 160.7mm.
With an average air temperature of 58.8°F / 14.9°C, July is the warmest month in a year. February is the coldest with 39.6°F / 4.2°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.
Harlech Summary
| Description | Value |
|---|---|
| Current water temperature | / |
| 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 14.9°C / 58.8°F |
| Coldest Month Air Temperature: | February with 4.2°C / 39.6°F |
| Wettest Month: | December with 160.7mm / 6.3in |
| Driest Month: | March with 38.7mm / 1.5in |
| Highest Humidity | December with 89% |
| Lowest Humidity | May with 79.4% |
| Best Time to Visit: | June, July, August, September |
| Climate Classification | temperate oceanic climate with warm summer |
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Harlech 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.
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Harlech weather today & 14-day weather forecast
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Harlech weather by month / climate table
Max. Temperature °C | ø. Temperature °C | Min. Temperature (°C) |
Precip. (mm) |
Rainy Days (d) |
Rel. Humidity (%) |
|
|---|---|---|---|---|---|---|
|
January |
7 | 4.4 | 1.4 | 135.4 | 17 | 88.6% |
|
February |
7.1 | 4.2 | 1.1 | 100.6 | 10 | 85.7% |
|
March |
9.7 | 5.3 | 0.4 | 39.7 | 7 | 83.1% |
|
April |
13.2 | 7.7 | 2.8 | 40.5 | 6 | 79.6% |
|
May |
15 | 10.6 | 5.5 | 45.3 | 10 | 79.4% |
|
June |
18.3 | 13.3 | 8.9 | 38.7 | 7 | 80.2% |
|
July |
18.9 | 14.9 | 11.1 | 50.6 | 16 | 82.1% |
|
August |
18.4 | 14.6 | 11 | 125.4 | 19 | 84.7% |
|
September |
17.2 | 13 | 8.9 | 59.1 | 11 | 84.4% |
|
October |
14.8 | 10.3 | 6.4 | 120 | 0 | 85.7% |
|
November |
11.2 | 7.2 | 3 | 145.5 | 17 | 88.3% |
|
December |
8.1 | 5.1 | 1.5 | 160.7 | 17 | 89% |
Max. Temperature °F | ø. Temperature °F | Min. Temperature (°F) |
Precip. (in) |
Rainy Days (d) |
Rel. Humidity (%) |
|
|---|---|---|---|---|---|---|
|
January |
44.6 | 39.9 | 34.5 | 5.3 | 17 | 88.6% |
|
February |
44.8 | 39.6 | 34 | 4 | 10 | 85.7% |
|
March |
49.5 | 41.5 | 32.7 | 1.6 | 7 | 83.1% |
|
April |
55.8 | 45.9 | 37 | 1.6 | 6 | 79.6% |
|
May |
59 | 51.1 | 41.9 | 1.8 | 10 | 79.4% |
|
June |
64.9 | 55.9 | 48 | 1.5 | 7 | 80.2% |
|
July |
66 | 58.8 | 52 | 2 | 16 | 82.1% |
|
August |
65.1 | 58.3 | 51.8 | 4.9 | 19 | 84.7% |
|
September |
63 | 55.4 | 48 | 2.3 | 11 | 84.4% |
|
October |
58.6 | 50.5 | 43.5 | 4.7 | 0 | 85.7% |
|
November |
52.2 | 45 | 37.4 | 5.7 | 17 | 88.3% |
|
December |
46.6 | 41.2 | 34.7 | 6.3 | 17 | 89% |
March is the month with the lowest rain of 1.5in / 38.7mm and December with the highest precipitation in a year with 6.3in / 160.7mm.
The avg. temperature is around 58.8°F / 14.9°C, July is the month with the highest temperature. February is the coolest with 39.6°F / 4.2°C average temperature.
Activities & POI in Harlech
| Type of Activity | List |
|---|---|
| Attraction | Harlech Castle |
| Golf Course | Royal Saint Davids Golf Course |
| Caravan Site | Castle View Holiday Park |
