Wales in january: average Weather, Temperature and Climate, Where to go?
Weather in Wales in january 2025
Below, find the the weather forecast for the month of january for most popular cities in Wales. These predictions are probabilities for the month of january from weather reports for many years. The percentage indicates the possibility of having the weather indicated.
Average weather in january in Cardiff
very bad weather 12.2cm
Weather at 6am
41°F
Cloudy
33% of time
24%
23%
10%
Weather at 12pm
47°F
Cloudy
37% of time
27%
22%
9%
Weather at 6pm
43°F
Cloudy
35% of time
25%
23%
11%
Weather at 3am
43°F
22%
22%
21%
20%
Where to go in Wales in january?
Where to go in Wales in january: destination map
perfect weather
good
tolerable
bad
very bad
Where should you go in Wales in january when it comes to the weather?
Remember:
The climate in Wales in january ranges from bad to very bad depending on the region and city.
January is not the best month to go to in Wales. The climate in Holyhead, Pembrokeshire and Swansea is bad. It's cold, the sun is not there all the time and you take the risk being faced with rain very regularly.
It's much worse around the cities of Holyhead, Pembrokeshire and Swansea and surrounding areas where the climate is very bad. It is not recommended to visit these areas in january.
Climate in Wales in january
Climate in Cardiff in january
In january, the mean temperature in Cardiff is 45°F (maximum temperature is 47°F and minimum temperature is 41°F). The climate is quite more than very fresh in this city in january. Plan to cover you well! With 2.6in over 4 days, rainfall can happen during your stay. But this is rather reasonably and you will not be too bothered by it.
| January | |||
| Average temperature | 45°F | ||
| Highest temperature | 47°F | ||
| Lowest temperature | 41°F | ||
| Sea temperature | 49°F | ||
| Rainfall | 2.6in | ||
| Number of days with rainfall | 4 day(s) (14%) | ||
| Humidity | 89% | ||
| Daily sunshine hours | 6 | ||
| Cloud cover | 58% | ||
| Length of day | 08:22 | ||
| Our opinion at whereandwhen.net | very bad |
Climate in Brecon Beacons (National Park) in january
In the month of january, the mean temperature in Brecon Beacons (National Park) is 40°F (maximum temperature is 43°F and minimum temperature is 38°F). The climate is rather cold in that locality in this month. Plan to cover you well! With 6in over 10 days, rain may occur for your vacations. But this is moderate and it will not be continuous.
| January | |||
| Average temperature | 40°F | ||
| Highest temperature | 43°F | ||
| Lowest temperature | 38°F | ||
| Rainfall | 6in | ||
| Number of days with rainfall | 10 day(s) (31%) | ||
| Humidity | 95% | ||
| Daily sunshine hours | 5 | ||
| Cloud cover | 69% | ||
| Length of day | 08:18 | ||
| Our opinion at whereandwhen.net | very bad |
Climate in Conwy in january
In january, maximum temperature is 47°F and minimum temperature is 41°F (for an average temperature of 43°F). The climate is rather more than very fresh in this city in the month of january. Plan to cover you well! With 5.5in over 10 days, rain may occur for your journey. But this is rather reasonably and it will not be continuous.
| January | |||
| Average temperature | 43°F | ||
| Highest temperature | 47°F | ||
| Lowest temperature | 41°F | ||
| Sea temperature | 46°F | ||
| Rainfall | 5.5in | ||
| Number of days with rainfall | 10 day(s) (32%) | ||
| Humidity | 88% | ||
| Daily sunshine hours | 6 | ||
| Cloud cover | 64% | ||
| Length of day | 08:06 | ||
| Our opinion at whereandwhen.net | very bad |
Climate in Holyhead in january
In the month of january, the mean temperature in Holyhead is 47°F (maximum temperature is 49°F and minimum temperature is 45°F). The climate is quite cold in that locality in the month of january. Plan to cover you well! With 6.2in over 11 days, you risk getting wet slightly for your trip. But this is pretty moderate and it will not be continuous.
With a bad climate, january is not the best time to go in Holyhead in Wales.
| January | |||
| Average temperature | 47°F | ||
| Highest temperature | 49°F | ||
| Lowest temperature | 45°F | ||
| Sea temperature | 49°F | ||
| Rainfall | 6.2in | ||
| Number of days with rainfall | 11 day(s) (36%) | ||
| Humidity | 84% | ||
| Daily sunshine hours | 6 | ||
| Cloud cover | 63% | ||
| Length of day | 08:06 | ||
| Our opinion at whereandwhen.net | bad |
Climate in Pembrokeshire in january
In the month of january, the mean temperature in Pembrokeshire is 47°F (maximum temperature is 49°F and minimum temperature is 45°F). The climate is relatively cool here in january, but it is livable by dressing warm. With 6.9in over 11 days, rainfall can happen throughout your journey. But this is pretty reasonably and you will not be too bothered by it.
With a bad weather, the month of january is not recommended month to go in this city.
| January | |||
| Average temperature | 47°F | ||
| Highest temperature | 49°F | ||
| Lowest temperature | 45°F | ||
| Sea temperature | 49°F | ||
| Rainfall | 6.9in | ||
| Number of days with rainfall | 11 day(s) (36%) | ||
| Humidity | 85% | ||
| Daily sunshine hours | 6 | ||
| Cloud cover | 62% | ||
| Length of day | 08:20 | ||
| Our opinion at whereandwhen.net | bad |
All cities in Wales in january
| Cardiff in january | very bad weather |
| Brecon Beacons (National Park) in january | very bad weather |
| Conwy in january | very bad weather |
| Holyhead in january | bad weather |
| Pembrokeshire in january | bad weather |
| Snowdonia National Park in january | very bad weather |
| Swansea in january | bad weather |
| Aberystwyth in january | very bad weather |
| Amlwch in january | very bad weather |
| Barmouth in january | very bad weather |
| Barry in january | very bad weather |
| Buckley in january | very bad weather |
| Carmarthen in january | very bad weather |
| Fishguard in january | bad weather |
| Haverfordwest in january | bad weather |
| Llandrindod Wells in january | very bad weather |
| Llandudno in january | very bad weather |
| Llanelli in january | very bad weather |
| Merthyr Tydfil in january | very bad weather |
| Newtown in january | very bad weather |
| Porthcawl in january | very bad weather |
Weather data for Wales in january:
Weather data for Wales in january is derived from an average of the weather forecast since 2009 in Wales. There is a margin of error and these forecasts are to be considered as general information only. The weather in Wales can vary slightly from year to year, but these predictions should limit surprises. So you can pack your bags and check when is the best time to go to Wales.