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Swansea in January 2027: weather, temperatures and activities

Do you want to visit Swansea in January 2027? Discover the usual weather at this time of year, average temperatures, the risk of rain, possible activities, and our opinion on whether January is a good month to travel to Swansea, Wales.

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Is it worth visiting Swansea in January?

Check your ideal travel criteria and see if the month of January suits your plans to go to Swansea.
What matters most?
Swansea in January 2027: weather, temperatures and activities

Page summary

Swansea in January in summary
Adverse weather
Min 6°C Max 8°C 159 mm 12 day(s) 87% 61% 11°C 5.4 h/day 1.9 cm
Best activities in January
Gastronomy
Practical guidelines
Low crowds Low price 08:15 16:36
Hourly weather

Average weather in Swansea in January 2027

Adverse weather

The weather in Swansea in January 2027 is based on statistical data from previous years in January. This allows you to forecast the weather in January 2027. Check the hourly statistics (6:00, 9:00, 12:00, 15:00, 18:00, 21:00, 0:00 and 3:00), with the associated average temperature, for the whole month, and also, by navigating the tabs, for the beginning, middle and end of the month.

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Climate

Climate of Swansea in January

Temperatures, precipitation, snow and monthly trends help better understand the climate in Swansea in January.

Temperatures and rain in Swansea in January

Average daily weather

Temperatures, rain and snow day by day in January, with a separate scale for snow.
Minimal Average Maximums Average rainfall Daily snow

Monthly temperatures

The month of January is highlighted to compare it quickly with the rest of the year.
Minimal Average Maximums

Monthly precipitation

The bar for the month under study is highlighted.
Average rainfall

About the climate in Swansea in January

Seasonal normals

Seasonal normals of Swansea in January

Check the seasonal normals in Swansea in January and compare the weather with the previous month and the following month (or the months of your choice by selecting months in the form below): temperatures, wind, rain, humidity, climate rating...

Last updated: 12/01/2026
Reference period for normals: January 2009 - December 2025
Month analyzed
January
Weather data December January February
Outside temperature
Average temperature 8.2°C 6.8°C 6.7°C
Maximum temperature 9.3°C 8.0°C 8.0°C
Minimum temperature 7.1°C 5.6°C 5.4°C
Record maximum temperature 14.0°C
(2015)
13.0°C
(2018)
16.0°C
(2019)
Record low temperature -3.0°C
(2010)
-3.0°C
(2009)
-9.0°C
(2021)
Number of days at +30° 0 day(s)
(0%)
0 day(s)
(0%)
0 day(s)
(0%)
Number of days at +18° 0 day(s)
(0%)
0 day(s)
(0%)
0 day(s)
(0%)
Number of days below 0° 1 day(s)
(3%)
2 day(s)
(6%)
2 day(s)
(7%)
Sea temperature
Sea temperature (average) 11.2°C 8.9°C 8.6°C
Sea temperature (minimum) 9.6°C 7.3°C 7.4°C
Sea temperature (maximum) 12.6°C 10.5°C 9.9°C
Wind
Wind speed 30 km/h 30 km/h 30 km/h
Wind temperature 3.6°C 1.7°C 1.3°C
Precipitation (rain)
Precipitation 165.9 mm 159.5 mm 107.3 mm
Number of days with precipitation 23 day(s)
(74%)
21 day(s)
(68%)
17 day(s)
(59%)
Number of days with significant precipitation (greater than 5 mm) 12 day(s)
(38%)
12 day(s)
(37%)
8 day(s)
(27%)
Record precipitation in one day 50.6 mm
(2012)
46.7 mm
(2012)
30.5 mm
(2021)
Other weather data
Humidity 87% 87% 86%
Visibility 8.9 km 8.8 km 8.8 km
Cloud cover 62% 61% 59%
UV index 3 2 2
Daily sunshine 5h 5h 6h
Sunrise and sunset
Sunrise time 08h16 08h15 07h30
Sunset time 16h06 16h36 17h31
Day length 7h50 8h21 10h01
Our opinion on the climate in January
The review of Where And When adverse weather adverse weather adverse weather
Activities and events

What to do in Swansea in January?

Best activities in January
Gastronomy
Possible activities in January
Cultural visits and heritageFamily and attractions
Activities not recommended in January
Beach and swimmingHiking and trekkingAnimal observationNature and landscapesNightlifeBoat trip and cruise
Observed weather

What was the weather like in Swansea in January last?

Find the observed weather calendar in Swansea in January 2025, with each day’s weather, temperatures and precipitation.

Mon. Tue. Wed. Thu. Fri. Sat. Sun.
1
Moderate rain
4°C11°C5.0 mm
2
Clear/Sunny
3°C4°C0.0 mm
3
Clear/Sunny
2°C4°C0.0 mm
4
Moderate snow
2°C4°C5.2 mm3.2 cm
5
Light rain shower
5°C11°C9.4 mm
6
Patchy rain nearby
4°C5°C0.8 mm
7
Overcast
3°C4°C0.0 mm
8
Cloudy
2°C3°C0.0 mm
9
Clear/Sunny
0°C5°C0.0 mm
10
Light sleet
2°C4°C4.5 mm5.4 cm
11
Light drizzle
2°C4°C2.5 mm
12
Partly Cloudy
6°C8°C0.0 mm
13
Partly Cloudy
6°C8°C0.0 mm
14
Overcast
8°C9°C0.1 mm
15
Partly Cloudy
8°C9°C0.0 mm
16
Clear/Sunny
7°C9°C0.0 mm
17
Clear/Sunny
6°C7°C0.0 mm
18
Clear/Sunny
5°C7°C0.0 mm
19
Cloudy
4°C6°C0.0 mm
20
Partly Cloudy
6°C7°C0.0 mm
21
Overcast
5°C7°C0.1 mm
22
Cloudy
4°C7°C0.0 mm
23
Patchy rain nearby
7°C8°C4.8 mm
24
Clear/Sunny
7°C10°C4.3 mm
25
Clear/Sunny
3°C6°C1.7 mm
26
Moderate rain
5°C8°C6.0 mm
27
Light rain shower
6°C9°C3.7 mm
28
Patchy rain nearby
6°C8°C4.0 mm
29
Overcast
6°C7°C0.0 mm
30
Cloudy
4°C7°C0.0 mm
31
Clear/Sunny
6°C8°C2.8 mm
Nearby

Where to go near Swansea in January?

Compare cities and destinations near Swansea in January to find another travel stop, a nearby alternative or a logical continuation of your stay in Swansea.

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Every month

Best time to visit Swansea month by month

Compare the weather in Swansea across all months of the year and open each detailed page to find the best time.

Frequently asked questions

Travel to to Swansea in January: your frequently asked questions

Short answers to the questions we ask ourselves before booking for this month.

Not really. The weather conditions are unfavorable in Swansea in January, which places this month 7th out of 12. A trip is still possible, but plan a flexible itinerary.

Expect an average of 8°C during the day and 6°C at night, with about 159 mm of precipitation spread over 12 rainy days.

The sea is only 9°C on average in January. Swimming is still possible, but it will be cool.

Expect about 5.4 hours of sunshine per day on average for this month.

This month is particularly suited to these activities: Gastronomy. These are the ones for which the conditions on site are most favourable.

No: this month is in Low crowds, with a visitor index of 29/100. It is one of the quietest periods of the year.

No: rates are at level Low price, with a price index of 37/100. It’s one of the most budget-friendly months.

If your dates are flexible, the most favorable months in Swansea are: June, July, August and September. Compare them before finalizing your departure.
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Temperatures are shown in degrees Celsius and precipitation in millimetres. Based on your country of connection, °F and inches may be more familiar to you.