January weather forecast
Castlecary, United Kingdom

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Weather in January

January, the same as December, is a wintry winter month in Castlecary, United Kingdom, with an average temperature ranging between min 1°C (33.8°F) and max 4.5°C (40.1°F).

Temperature

Castlecary notes the coldest temperatures in January, with a high average of 4.5°C (40.1°F) and a low of 1°C (33.8°F).

Humidity

January, November and December, with an average relative humidity of 90%, are the most humid months in Castlecary.

Rainfall

In Castlecary, United Kingdom, in January, during 18 rainfall days, 50mm (1.97") of precipitation is typically accumulated. Throughout the year, there are 218.7 rainfall days, and 617mm (24.29") of precipitation is accumulated.

Snowfall

January through April, November and December are months with snowfall in Castlecary. In January, it is snowing for 4 days. Throughout January, 28mm (1.1") of snow is accumulated. In Castlecary, during the entire year, snow falls for 17.1 days and aggregates up to 154mm (6.06") of snow.

Daylight

In January, the average length of the day in Castlecary is 7h and 44min.
On the first day of the month, sunrise is at 8:46 am and sunset at 3:51 pm. On the last day of January, sunrise is at 8:12 am and sunset at 4:45 pm GMT.

Sunshine

The average sunshine in January in Castlecary is 3.6h.

UV index

The month with the lowest UV index is January, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: The UV index of 1 in January translates into these instructions:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
Updated: Feb 8, 2024 | Published by: Weather Atlas | About Us / Weather Forecasting / Data Sources

Frequently asked questions

What is the coldest month in Castlecary?

January tends to be the coldest month, with temperatures averaging a daily high of 4.5°C (40.1°F) and a low of 1°C (33.8°F).

How cold is it in Castlecary in January?

In Castlecary, 4.5°C (40.1°F) is the average high-temperature and 1°C (33.8°F) is the average low-temperature during January.

What are the most humid months in Castlecary?

January, November and December, with an average relative humidity of 90%, are most humid months in Castlecary.

What is the average humidity in January in Castlecary?

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

How many days does it rain in January in Castlecary?

In January, the rain falls for 18 days. Throughout January, 50mm (1.97") of precipitation is accumulated.

How many days does it snow in January in Castlecary?

In Castlecary, United Kingdom, in January, during 4 snowfall days, 28mm (1.1") of snow is typically accumulated.

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

In January, the average day length in Castlecary is 7h and 44min.

What time are sunrise and sunset in January in Castlecary?

On the first day of January, sunrise is at 8:46 am and sunset at 3:51 pm. On the last day of the month, sunrise is at 8:12 am and sunset at 4:45 pm GMT.

How long on average sun shines in January in Castlecary?

The average sunshine duration in January is 3.6h.

When is the lowest UV index in Castlecary?

January is the month with the lowest UV index, with an average maximum UV index of 1.

What is the UV index reading in January in Castlecary?

In January, the average daily maximum UV index in Castlecary, United Kingdom, is 1. A UV Index value of 2, and less, symbolizes a low health risk from unsafe exposure to Sun's UV rays.
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
Castlecary, United Kingdom

Average temperature in January - Castlecary, United Kingdom
  • Average high temperature in January: 4.5°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 (4.5°C).

  • Average low temperature in January: 1°C

The month with the highest average low temperature is July (9.8°C).
The coldest month (with the lowest average low temperature) is February (0.9°C).

Average pressure in January
Castlecary, United Kingdom

Average pressure in January - Castlecary, United Kingdom
  • Average pressure in January: 1008.8mbar

The month with the highest atmospheric pressure is May (1015.3mbar).
The month with the lowest atmospheric pressure is November (1006.8mbar).

Average wind speed in January
Castlecary, United Kingdom

Average wind speed in January - Castlecary, United Kingdom
  • Average wind speed in January: 17.4km/h

The windiest month (with the highest average wind speed) is January (17.4km/h).
The calmest month (with the lowest average wind speed) is July (11.8km/h).

Average humidity in January
Castlecary, United Kingdom

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

The months with the highest relative humidity are January, November and December (90%).
The month with the lowest relative humidity is April (82%).

Average rainfall in January
Castlecary, United Kingdom

Average rainfall in January - Castlecary, United Kingdom
  • Average rainfall in January: 50mm

The wettest month (with the highest rainfall) is August (72mm).
The driest month (with the least rainfall) is April (29mm).

Average rainfall days in January
Castlecary, United Kingdom

Average rainfall days in January - Castlecary, United Kingdom
  • Average rainfall days in January: 18 days

The month with the highest number of rainy days is August (21.6 days).
The month with the least rainy days is February (15.1 days).

Average snowfall in January
Castlecary, United Kingdom

Average snowfall in January - Castlecary, United Kingdom
  • Average snowfall in January: 28mm

The month with the highest snowfall is February (55mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).

Average snowfall days in January
Castlecary, United Kingdom

Average snowfall days in January - Castlecary, United Kingdom
  • Average snowfall days in January: 4 days

The month with the highest number of snowfall days is February (5.1 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
Castlecary, United Kingdom

Average daylight in January / Average sunshine in January - Castlecary, United Kingdom
  • Average daylight in January: 7h and 4min

The month with the longest days is June (Average daylight: 17h and 30min).
The month with the shortest days is December (Average daylight: 7h and 6min).

  • Average sunshine in January: 3h and 4min

The month with the most sunshine is June (Average sunshine: 6h and 30min).
The month with the least sunshine is February (Average sunshine: 3h and 24min).

Average sunshine days in January
Castlecary, United Kingdom

Average sunshine days in January - Castlecary, United Kingdom
  • Average sunshine days in January: 9 days

The month with the most sunshine days is April (11.3 days).
The month with the least sunshine days is August (5.8 days).

Average UV index in January
Castlecary, United Kingdom

Average UV index in January - Castlecary, United Kingdom
  • Average UV index in January: 1

The months with the highest UV index are June and July (UV index 4).
The month with the lowest UV index is January (UV index 1).

Average cloud cover in January
Castlecary, United Kingdom

Average cloud cover in January - Castlecary, United Kingdom
  • Average cloud cover in January: 66

The month with the most cloud cover is August (Cloud cover 68).
The month with the least cloud cover is April (Cloud cover 58).

Average visibility in January
Castlecary, United Kingdom

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

The months with the highest visibility are February, March and April (9km).
The month with the lowest visibility is September (7km).

Castlecary, United Kingdom

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