Temperatures in January
It's cold in January in Wales with an average temperature of 4°C. Temperatures this month range from a low of 0°C to a high of 6°C. At night, you can expect temperatures between -10°C and -3°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Wales in January. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of January
The month of January starts in Wales with very cold temperatures, averaging around 3°C during the day and nights close to -7°C. A few showers might pop up in the first days of the month, but the weather remains mostly sunny and dry. Wear a thick winter coat, jumper, long trousers, hat, and gloves.
Mid-January
By mid-January, the average daytime temperature rises to around 5°C, with nights close to -5°C. Not much precipitation expected during this period. It’s mostly dry with sunshine. Wear a thick winter coat, jumper, long trousers, hat, and gloves.
End of January
By the end of January, the average daytime temperature in Wales will be around 4°C, with nights close to -6°C. Barely any chance of precipitation. The weather will mostly be dry with lots of sunshine. Wear a thick winter coat, jumper, long trousers, hat, and gloves.
Precipitation in January
In January, there is an average of 36 mm of precipitation, spread over 5 days. Of the total precipitation, about 65 cm falls as snow in January. The wind speed is around 3 Bft, mostly coming from the Southeast.
The precipitation chance averages 17% per day this month. Though that seems low, there are also a few days with a higher chance of precipitation.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in January for Wales. 0% means it never rained on that day in the past 10 years, and 100% means it rained every day. All values in between represent the average chance of precipitation on that day.
Wales in January |
London | ||
|---|---|---|---|
 Average Temperature |
4°C | 8°C | |
 High Temp |
6°C | 9°C | |
| Low Temp |
0°C | 6°C | |
 Total Precipitation |
36 mm | 58 mm | |
| Rainy Days |
5 days | 9 days | |
 Total Snowfall |
65 cm | 0,8 cm | |
| Snowy Days |
22 days | 1 day | |
December
UV index
The UV index is a maximum of 5 this month. That's a moderate value on the intensity scale of 1 to 11. Unprotected skin can burn in about 30 minutes.
Temperature records for Wales in January
With 14°C, Wales hit the highest temperature in the last 10 years in January 2015. The lowest daytime temperature in this month was -9°C in 2017. The extreme night temperatures ranged from a low of -20°C to a high of 3°C.
Check out the climate of Wales for all months and discover the best travel time
Daily Temperature in January in Wales
This chart shows the average daily temperatures, both day and night, for each day in January in Wales, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.
Daily Precipitation in January in Wales
The chart below shows the average daily precipitation in January for Wales, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for January, you can expect around 5 days of rain in Wales.
Daily Snowfall in January in Wales
This chart shows the average daily snowfall in January in Wales, measured in centimetres. The bottom of the chart shows the days of the month. The data is based on historical measurements and gives an idea of the average snowfall in January.
Daily UV Index in January in Wales
This chart shows the average daily UV index in January in Wales, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in January in Wales Over the Years
This chart shows the average temperature in January in Wales, measured in degrees Celsius, over the past years.
Total Precipitation in January in Wales Over the Years
This chart shows the average precipitation in January in Wales, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Snowfall in January in Wales per year
This chart shows the average snowfall in January in Wales, measured in centimetres, over the past years.
Daily climate in January for Wales
Click on a specific day in January for detailed info on the typical weather on that day in Wales. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in January in Wales
Have you been to Wales in January?
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Average Weather in Wales by Month
Click on a month below to see detailed weather info for Wales. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
