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 sea temperature 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
A minor adjustment in Amlwch's average high-temperature is noted with the start of January, touching a still frosty 7.5°C (45.5°F) from December's 8.9°C (48°F). January records a small disparity from daytime temperatures, marking an average low-temperature of 5.4°C (41.7°F) in Amlwch.Humidity
The average relative humidity in January is 82%.Rainfall
In January, the rain falls for 18.4 days. Throughout January, 36mm (1.42") of precipitation is accumulated. In Amlwch, during the entire year, the rain falls for 196.7 days and collects up to 430mm (16.93") of precipitation.Snowfall
Months with snowfall are January through March, November and December. The month with the most snowfall is January, when snow falls for 1.3 days and typically aggregates up to 10mm (0.39") of snow.Sea temperature
In January, the average sea temperature is 8.4°C (47.1°F).Note: Diving into 8.4°C (47.1°F) is practical below 10°C (50°F), given you're wearing protective swim gear; without it, expect a quick onset of cold shock and a struggle to breathe. Merely touching waters at 13°C (55.4°F) feels ice-cold.
Daylight
In Amlwch, the average length of the day in January is 8h and 10min.On the first day of January in Amlwch, United Kingdom, sunrise is at 8:32 am and sunset at 4:08 pm. On the last day of the month, sunrise is at 8:04 am and sunset at 4:57 pm GMT.
Sunshine
The average sunshine in January in Amlwch is 3.8h.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for average individuals.Note: A daily high UV index of 2 in January leads to these guidelines:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Always opt for UVA and UVB-resistant sunglasses on radiant days. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Amlwch in January?
What is the average humidity in January in Amlwch?
How many days does it rain in January in Amlwch?
When does it snow the most in Amlwch?
How many days does it snow in January in Amlwch?
What is the sea water temperature in January in Amlwch?
What is the average length of the day in January in Amlwch?
When is the sunrise / sunset in January in Amlwch?
How long on average sun shines in January in Amlwch?
What are the months with the lowest UV index in Amlwch?
How high is the UV index in January in Amlwch?
Average temperature in January
Amlwch, United Kingdom
- Average high temperature in January: 7.5°C
The warmest month (with the highest average high temperature) is August (16.6°C).
The month with the lowest average high temperature is February (7.3°C).
- Average low temperature in January: 5.4°C
The month with the highest average low temperature is August (14.1°C).
The coldest month (with the lowest average low temperature) is February (5°C).
Average pressure in January
Amlwch, United Kingdom
- Average pressure in January: 1012.1mbar
The month with the highest atmospheric pressure is May (1016.1mbar).
The month with the lowest atmospheric pressure is November (1008.7mbar).
Average wind speed in January
Amlwch, United Kingdom
- Average wind speed in January: 27km/h
The windiest month (with the highest average wind speed) is December (28.6km/h).
The calmest month (with the lowest average wind speed) is June (17.2km/h).
Average humidity in January
Amlwch, United Kingdom
- Average humidity in January: 82%
The months with the highest relative humidity are July and August (84%).
The months with the lowest relative humidity are April and November (80%).
Average rainfall in January
Amlwch, United Kingdom
- Average rainfall in January: 36mm
The wettest month (with the highest rainfall) is November (51mm).
The driest months (with the least rainfall) are April and May (21mm).
Average rainfall days in January
Amlwch, United Kingdom
- Average rainfall days in January: 18.4 days
The month with the highest number of rainy days is August (19.9 days).
The month with the least rainy days is June (13.2 days).
Average snowfall in January
Amlwch, United Kingdom
- Average snowfall in January: 10mm
The month with the highest snowfall is January (10mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in January
Amlwch, United Kingdom
- Average snowfall days in January: 1.3 days
The month with the highest number of snowfall days is February (2.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average sea temperature in January
Amlwch, United Kingdom
- Average sea temperature in January: 8.4°C
The best month for swimming (with the highest average sea temperature) is August (15.7°C).
The coldest month (with the lowest average sea temperature) is March (7.9°C).
Average daylight in January /
Average sunshine in January
Amlwch, United Kingdom
- Average daylight in January: 8h and 1min
The month with the longest days is June (Average daylight: 16h and 54min).
The month with the shortest days is December (Average daylight: 7h and 36min).
- Average sunshine in January: 3h and 5min
The month with the most sunshine is May (Average sunshine: 8h and 24min).
The month with the least sunshine is December (Average sunshine: 3h and 42min).
Average sunshine days in January
Amlwch, United Kingdom
- Average sunshine days in January: 8 days
The month with the most sunshine days is June (14.7 days).
The month with the least sunshine days is December (6.2 days).
Average UV index in January
Amlwch, 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, November and December (UV index 2).
Average cloud cover in January
Amlwch, United Kingdom
- Average cloud cover in January: 62
The month with the most cloud cover is December (Cloud cover 65).
The month with the least cloud cover is May (Cloud cover 46).
Average visibility in January
Amlwch, United Kingdom
- Average visibility in January: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
