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
January, on average, is the coldest month, registering a high temperature of 5.6°C (42.1°F) and a low of 1.9°C (35.4°F).Humidity
January and December, with an average relative humidity of 91%, are the most humid months in Harlech, United Kingdom.Rainfall
In January, in Harlech, United Kingdom, the rain falls for 18.7 days. Throughout January, 79mm (3.11") of precipitation is accumulated. Throughout the year, in Harlech, there are 230 rainfall days, and 940mm (37.01") of precipitation is accumulated.Snowfall
Months with snowfall in Harlech are January through April, November and December. The month with the most snowfall in Harlech is January, when snow falls for 6.1 days and typically aggregates up to 70mm (2.76") of snow.Daylight
The average length of the day in January is 8h and 15min.On the first day of the month, sunrise is at 8:28 am and sunset at 4:10 pm. On the last day of January, sunrise is at 8:01 am and sunset at 4:58 pm GMT.
Sunshine
In January, the average sunshine is 2.8h.UV index
January through April, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Harlech. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for the ordinary person.Note: The maximum daily UV index of 2 during January translates into the following directions:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest month in Harlech?
How cold is January in Harlech?
What is the most humid month in Harlech?
What is the average humidity in January in Harlech?
How much does it rain in Harlech in January?
When does it snow the most in Harlech?
How much does it snow in Harlech in January?
What is the average length of the day in January in Harlech?
When is the sunrise / sunset in January in Harlech?
How many hours of sunshine does Harlech have in January?
When is the lowest UV index in Harlech?
How high is the UV index in January in Harlech?
Average temperature in January
Harlech, United Kingdom
- Average high temperature in January: 5.6°C
The warmest month (with the highest average high temperature) is July (17.2°C).
The month with the lowest average high temperature is January (5.6°C).
- Average low temperature in January: 1.9°C
The month with the highest average low temperature is August (10.6°C).
The coldest month (with the lowest average low temperature) is February (1.5°C).
Average pressure in January
Harlech, United Kingdom
- Average pressure in January: 1012.6mbar
The month with the highest atmospheric pressure is May (1016.3mbar).
The month with the lowest atmospheric pressure is November (1009.1mbar).
Average wind speed in January
Harlech, United Kingdom
- Average wind speed in January: 16.8km/h
The windiest month (with the highest average wind speed) is December (17.8km/h).
The calmest month (with the lowest average wind speed) is June (11.2km/h).
Average humidity in January
Harlech, United Kingdom
- Average humidity in January: 91%
The months with the highest relative humidity are January and December (91%).
The months with the lowest relative humidity are April and May (84%).
Average rainfall in January
Harlech, United Kingdom
- Average rainfall in January: 79mm
The wettest month (with the highest rainfall) is December (103mm).
The driest months (with the least rainfall) are April and May (52mm).
Average rainfall days in January
Harlech, United Kingdom
- Average rainfall days in January: 18.7 days
The month with the highest number of rainy days is August (22.4 days).
The month with the least rainy days is February (15.3 days).
Average snowfall in January
Harlech, United Kingdom
- Average snowfall in January: 70mm
The month with the highest snowfall is January (70mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in January
Harlech, United Kingdom
- Average snowfall days in January: 6.1 days
The month with the highest number of snowfall days is February (6.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Harlech, United Kingdom
- Average daylight in January: 8h and 2min
The month with the longest days is June (Average daylight: 16h and 48min).
The month with the shortest days is December (Average daylight: 7h and 42min).
- Average sunshine in January: 2h and 5min
The months with the most sunshine are May and June (Average sunshine: 6h and 12min).
The month with the least sunshine is December (Average sunshine: 2h and 30min).
Average sunshine days in January
Harlech, United Kingdom
- Average sunshine days in January: 7 days
The month with the most sunshine days is March (10.8 days).
The month with the least sunshine days is August (5.9 days).
Average UV index in January
Harlech, 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
Harlech, United Kingdom
- Average cloud cover in January: 74
The month with the most cloud cover is December (Cloud cover 76).
The month with the least cloud cover is April (Cloud cover 60).
Average visibility in January
Harlech, United Kingdom
- Average visibility in January: 8km
The months with the highest visibility are January, February, March, April, May, June, July, October, November and December (8km).
The months with the lowest visibility are August and September (7km).
