January weather forecast
Llanbrynmair, United Kingdom

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Weather in January

January, like December, in Llanbrynmair, United Kingdom, is another cold winter month, with an average temperature fluctuating between 5.7°C (42.3°F) and 1.7°C (35.1°F).

Temperature

In Llanbrynmair, January is the coldest month, with temperatures averaging a high of 5.7°C (42.3°F) and a low of 1.7°C (35.1°F).

Humidity

The months with the highest humidity are January, October through December, with an average relative humidity of 90%.

Rainfall

In Llanbrynmair, in January, it is raining for 18.1 days, with typically 65mm (2.56") of accumulated precipitation. Throughout the year, in Llanbrynmair, there are 212 rainfall days, and 785mm (30.91") of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, November and December. In Llanbrynmair, in January, snow falls for 4.5 days, with typically accumulated 45mm (1.77") of snow. Throughout the year, in Llanbrynmair, there are 17.5 snowfall days, and 199mm (7.83") of snow is accumulated.

Daylight

The average length of the day in January in Llanbrynmair is 8h and 17min.
On the first day of January in Llanbrynmair, sunrise is at 8:25 am and sunset at 4:10 pm. On the last day of the month, sunrise is at 7:58 am and sunset at 4:57 pm GMT.

Sunshine

The months with the least sunshine are January and February, with an average of 3.2h of sunshine.

UV index

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum UV index of 2 during January leads to these instructions:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Updated: Feb 8, 2024 | Published by: Weather Atlas | About Us / Weather Forecasting / Data Sources

Frequently asked questions

What is the coldest time of year in Llanbrynmair?

The coldest time of the year in Llanbrynmair is January, with temperatures averaging a high of 5.7°C (42.3°F) and a low of 1.7°C (35.1°F).

Is January cold in Llanbrynmair?

January temperatures in Llanbrynmair, United Kingdom, vary between a high-temperature of 5.7°C (42.3°F) and a low-temperature of 1.7°C (35.1°F).

What is the most humid month in Llanbrynmair?

January, October through December, with an average relative humidity of 90%, are most humid months.

What is the average humidity in January in Llanbrynmair?

In January, the average relative humidity in Llanbrynmair, United Kingdom, is 90%.

How much does it rain in Llanbrynmair in January?

In January, in Llanbrynmair, the rain falls for 18.1 days. Throughout January, 65mm (2.56") of precipitation is accumulated.

How much does it snow in Llanbrynmair in January?

In Llanbrynmair, United Kingdom, in January, snow falls for 4.5 days, with typically accumulated 45mm (1.77") of snow.

What is the average length of the day in January in Llanbrynmair?

In Llanbrynmair, United Kingdom, the average day length in January is 8h and 17min.

When is the sunrise / sunset in January in Llanbrynmair?

On the first day of January in Llanbrynmair, sunrise is at 8:25 am and sunset at 4:10 pm. On the last day of the month, sunrise is at 7:58 am and sunset at 4:57 pm GMT.

What is the month with the least sunshine in Llanbrynmair?

January and February, with an average of 3.2h of sunshine, are months with the least sunshine in Llanbrynmair.

How many hours of sunshine does Llanbrynmair have in January?

In January, the average sunshine duration in Llanbrynmair, United Kingdom, is 3.2h.

What is the month with the lowest UV index in Llanbrynmair?

The months with the lowest UV index in Llanbrynmair are January through March, November and December, with an average maximum UV index of 2.

How high is the UV index in January in Llanbrynmair?

In Llanbrynmair, United Kingdom, the average daily maximum UV index in January is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Llanbrynmair, United Kingdom

Average temperature in January - Llanbrynmair, United Kingdom
  • Average high temperature in January: 5.7°C

The warmest month (with the highest average high temperature) is July (17.4°C).
The month with the lowest average high temperature is January (5.7°C).

  • Average low temperature in January: 1.7°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 (1.6°C).

Average pressure in January
Llanbrynmair, United Kingdom

Average pressure in January - Llanbrynmair, United Kingdom
  • Average pressure in January: 1013mbar

The month with the highest atmospheric pressure is May (1016.4mbar).
The month with the lowest atmospheric pressure is November (1009.3mbar).

Average wind speed in January
Llanbrynmair, United Kingdom

Average wind speed in January - Llanbrynmair, United Kingdom
  • Average wind speed in January: 18.6km/h

The windiest month (with the highest average wind speed) is December (19.3km/h).
The calmest month (with the lowest average wind speed) is June (12.3km/h).

Average humidity in January
Llanbrynmair, United Kingdom

Average humidity in January - Llanbrynmair, United Kingdom
  • Average humidity in January: 90%

The months with the highest relative humidity are January, October, November and December (90%).
The months with the lowest relative humidity are April and May (84%).

Average rainfall in January
Llanbrynmair, United Kingdom

Average rainfall in January - Llanbrynmair, United Kingdom
  • Average rainfall in January: 65mm

The wettest month (with the highest rainfall) is December (90mm).
The driest month (with the least rainfall) is May (41mm).

Average rainfall days in January
Llanbrynmair, United Kingdom

Average rainfall days in January - Llanbrynmair, United Kingdom
  • Average rainfall days in January: 18.1 days

The month with the highest number of rainy days is August (20 days).
The month with the least rainy days is February (14.3 days).

Average snowfall in January
Llanbrynmair, United Kingdom

Average snowfall in January - Llanbrynmair, United Kingdom
  • Average snowfall in January: 45mm

The month with the highest snowfall is February (61mm).
The months with the least snowfall are June, July, August, September and October (0mm).

Average snowfall days in January
Llanbrynmair, United Kingdom

Average snowfall days in January - Llanbrynmair, United Kingdom
  • Average snowfall days in January: 4.5 days

The month with the highest number of snowfall days is February (4.9 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

Average daylight in January /
Average sunshine in January
Llanbrynmair, United Kingdom

Average daylight in January / Average sunshine in January - Llanbrynmair, 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: 3h and 1min

The month with the most sunshine is May (Average sunshine: 7h and 0min).
The months with the least sunshine are January and February (Average sunshine: 3h and 12min).

Average sunshine days in January
Llanbrynmair, United Kingdom

Average sunshine days in January - Llanbrynmair, United Kingdom
  • Average sunshine days in January: 8.3 days

The month with the most sunshine days is March (12.3 days).
The month with the least sunshine days is August (6.6 days).

Average UV index in January
Llanbrynmair, United Kingdom

Average UV index in January - Llanbrynmair, United Kingdom
  • Average UV index in January: 2

The months with the highest UV index are May, June, July and August (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
Llanbrynmair, United Kingdom

Average cloud cover in January - Llanbrynmair, United Kingdom
  • Average cloud cover in January: 68

The month with the most cloud cover is December (Cloud cover 69).
The months with the least cloud cover are April and May (Cloud cover 56).

Average visibility in January
Llanbrynmair, United Kingdom

Average visibility in January - Llanbrynmair, United Kingdom
  • Average visibility in January: 8km

The month with the highest visibility is March (9km).
The months with the lowest visibility are January, February, April, May, June, July, August, September, October, November and December (8km).

Llanbrynmair, United Kingdom

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