Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average snowfall in January
- Average snowfall days in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
January
Weather in January
Temperature
Trehafod's January weather, with an average high temperature of 7°C (44.6°F) and an average low temperature of 3.1°C (37.6°F), tends to be the coldest of the year.Humidity
In January, the average relative humidity in Trehafod is 87%.Rainfall
In Trehafod, in January, it is raining for 13.8 days, with typically 21mm (0.83") of accumulated precipitation. In Trehafod, during the entire year, the rain falls for 150.3 days and collects up to 270mm (10.63") of precipitation.Snowfall
January through April, November and December are months with snowfall. The month with the most snowfall is January, when snow falls for 2.3 days and typically aggregates up to 6mm (0.24") of snow.Daylight
In Trehafod, the average length of the day in January is 8h and 26min.On the first day of January in Trehafod, sunrise is at 8:19 am and sunset at 4:14 pm. On the last day of the month, sunrise is at 7:54 am and sunset at 4:59 pm GMT.
Sunshine
The average sunshine in January is 3.8h.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Trehafod. A UV Index reading of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for the average person.Note: A maximum daily UV index of 2 during January morphs into the following directions:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. To cut down UV radiation exposure by about half, sport a wide-brim hat. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the coldest months in Trehafod?
How cold does it get in Trehafod in January?
What is the average humidity in January in Trehafod?
How much does it rain in Trehafod in January?
When does it snow the most in Trehafod?
How much does it snow in Trehafod in January?
How many hours of daylight does Trehafod have in January?
When are sunrise and sunset in January in Trehafod?
How long on average sun shines in January in Trehafod?
What are the months with the lowest UV index in Trehafod?
How high is the UV index in January in Trehafod?
Average temperature in January
Trehafod, United Kingdom
- Average high temperature in January: 7°C
The warmest month (with the highest average high temperature) is July (18.8°C).
The month with the lowest average high temperature is January (7°C).
- Average low temperature in January: 3.1°C
The month with the highest average low temperature is August (12.2°C).
The coldest month (with the lowest average low temperature) is January (3.1°C).
Average pressure in January
Trehafod, United Kingdom
- Average pressure in January: 1013.9mbar
The months with the highest atmospheric pressure are May and September (1016.7mbar).
The month with the lowest atmospheric pressure is November (1009.9mbar).
Average wind speed in January
Trehafod, United Kingdom
- Average wind speed in January: 20.6km/h
The windiest month (with the highest average wind speed) is February (21.3km/h).
The calmest month (with the lowest average wind speed) is June (14.4km/h).
Average humidity in January
Trehafod, United Kingdom
- Average humidity in January: 87%
The months with the highest relative humidity are November and December (88%).
The months with the lowest relative humidity are April and May (82%).
Average rainfall in January
Trehafod, United Kingdom
- Average rainfall in January: 21mm
The wettest month (with the highest rainfall) is November (35mm).
The driest month (with the least rainfall) is May (11mm).
Average rainfall days in January
Trehafod, United Kingdom
- Average rainfall days in January: 13.8 days
The month with the highest number of rainy days is November (15.4 days).
The month with the least rainy days is April (9.5 days).
Average snowfall in January
Trehafod, United Kingdom
- Average snowfall in January: 6mm
The month with the highest snowfall is January (6mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in January
Trehafod, United Kingdom
- Average snowfall days in January: 2.3 days
The month with the highest number of snowfall days is January (2.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in January /
Average sunshine in January
Trehafod, United Kingdom
- Average daylight in January: 8h and 2min
The month with the longest days is June (Average daylight: 16h and 36min).
The month with the shortest days is December (Average daylight: 7h and 54min).
- Average sunshine in January: 3h and 5min
The month with the most sunshine is May (Average sunshine: 7h and 54min).
The month with the least sunshine is November (Average sunshine: 3h and 42min).
Average sunshine days in January
Trehafod, United Kingdom
- Average sunshine days in January: 12.2 days
The month with the most sunshine days is April (16.8 days).
The month with the least sunshine days is November (10.7 days).
Average UV index in January
Trehafod, United Kingdom
- Average UV index in January: 2
The months with the highest UV index are May, June, July, August and September (UV index 4).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in January
Trehafod, United Kingdom
- Average cloud cover in January: 61
The month with the most cloud cover is November (Cloud cover 63).
The months with the least cloud cover are April and May (Cloud cover 49).
Average visibility in January
Trehafod, United Kingdom
- Average visibility in January: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
