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
Trefeglwys notes the coldest temperatures in January, with a high average of 5.3°C (41.5°F) and a low of 0.8°C (33.4°F).Humidity
In Trefeglwys, United Kingdom, the average relative humidity in January is 91%.Rainfall
In Trefeglwys, during January, the rain falls for 13.6 days and regularly aggregates up to 40mm (1.57") of precipitation. Throughout the year, there are 183.4 rainfall days, and 551mm (21.69") of precipitation is accumulated.Snowfall
January through May, November and December are months with snowfall. January is the month with the most snowfall in Trefeglwys, United Kingdom. Snow falls for 6.2 days and accumulates 67mm (2.64") of snow.Daylight
In January, the average length of the day in Trefeglwys is 8h and 18min.On the first day of January, sunrise is at 8:24 am and sunset at 4:10 pm. On the last day of the month, sunrise is at 7:57 am and sunset at 4:57 pm GMT.
Sunshine
The average sunshine in January in Trefeglwys, United Kingdom, is 3.2h.UV index
The months with the lowest UV index in Trefeglwys are January through April, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: An average maximum UV index of 2 in January leads to these recommendations:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Enhance your sun protection with tightly woven, yet airy clothing. 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 is the coldest month in Trefeglwys?
How cold is January in Trefeglwys?
What is the average humidity in January in Trefeglwys?
How much does it rain in Trefeglwys in January?
What is the snowiest month in Trefeglwys?
How many days does it snow in January in Trefeglwys?
What is the average length of the day in January in Trefeglwys?
When are sunrise and sunset in January in Trefeglwys?
How many hours of sunshine does Trefeglwys have in January?
What is the month with the lowest UV index in Trefeglwys?
How high is the UV index in January in Trefeglwys?
Average temperature in January
Trefeglwys, United Kingdom
- Average high temperature in January: 5.3°C
The warmest month (with the highest average high temperature) is July (17.7°C).
The month with the lowest average high temperature is January (5.3°C).
- Average low temperature in January: 0.8°C
The month with the highest average low temperature is August (10.2°C).
The coldest months (with the lowest average low temperature) are January and February (0.8°C).
Average pressure in January
Trefeglwys, United Kingdom
- Average pressure in January: 1013.2mbar
The month with the highest atmospheric pressure is May (1016.4mbar).
The month with the lowest atmospheric pressure is November (1009.5mbar).
Average wind speed in January
Trefeglwys, United Kingdom
- Average wind speed in January: 18.1km/h
The windiest month (with the highest average wind speed) is February (18.9km/h).
The calmest month (with the lowest average wind speed) is June (12.6km/h).
Average humidity in January
Trefeglwys, United Kingdom
- Average humidity in January: 91%
The months with the highest relative humidity are November and December (92%).
The months with the lowest relative humidity are April and May (85%).
Average rainfall in January
Trefeglwys, United Kingdom
- Average rainfall in January: 40mm
The wettest month (with the highest rainfall) is June (68mm).
The driest month (with the least rainfall) is September (34mm).
Average rainfall days in January
Trefeglwys, United Kingdom
- Average rainfall days in January: 13.6 days
The month with the highest number of rainy days is July (18.7 days).
The month with the least rainy days is February (11.5 days).
Average snowfall in January
Trefeglwys, United Kingdom
- Average snowfall in January: 67mm
The month with the highest snowfall is January (67mm).
The months with the least snowfall are June, July, August, September and October (0mm).
Average snowfall days in January
Trefeglwys, United Kingdom
- Average snowfall days in January: 6.2 days
The month with the highest number of snowfall days is February (7.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Trefeglwys, United Kingdom
- Average daylight in January: 8h and 2min
The month with the longest days is June (Average daylight: 16h and 42min).
The month with the shortest days is December (Average daylight: 7h and 48min).
- Average sunshine in January: 3h and 1min
The month with the most sunshine is May (Average sunshine: 6h and 24min).
The month with the least sunshine is November (Average sunshine: 2h and 54min).
Average sunshine days in January
Trefeglwys, United Kingdom
- Average sunshine days in January: 11.8 days
The month with the most sunshine days is September (13.4 days).
The month with the least sunshine days is July (8.4 days).
Average UV index in January
Trefeglwys, United Kingdom
- Average UV index in January: 2
The months with the highest UV index are May, June and August (UV index 4).
The months with the lowest UV index are January, February, March, April, November and December (UV index 2).
Average cloud cover in January
Trefeglwys, United Kingdom
- Average cloud cover in January: 69
The month with the most cloud cover is November (Cloud cover 72).
The months with the least cloud cover are April and May (Cloud cover 60).
Average visibility in January
Trefeglwys, United Kingdom
- Average visibility in January: 8km
The months with the highest visibility are January, February, March, April, May, June, July, November and December (8km).
The months with the lowest visibility are August, September and October (7km).
