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
Weather in January
Temperature
In Hirwaun, January records the lowest average temperatures, peaking at 6.6°C (43.9°F) and reaching a low of 2.6°C (36.7°F).Humidity
January, November and December, with an average relative humidity of 89%, are the most humid months.Rainfall
In Hirwaun, during January, the rain falls for 17.2 days and regularly aggregates up to 58mm (2.28") of precipitation. Throughout the year, in Hirwaun, United Kingdom, there are 200.8 rainfall days, and 659mm (25.94") of precipitation is accumulated.Snowfall
Months with snowfall are January through April, November and December. The month with the most snowfall in Hirwaun is January, when snow falls for 4.2 days and typically aggregates up to 29mm (1.14") of snow.Daylight
In Hirwaun, United Kingdom, the average length of the day in January is 8h and 25min.On the first day of January in Hirwaun, sunrise is at 8:20 am and sunset at 4:14 pm. On the last day of the month, sunrise is at 7:54 am and sunset at 4:59 pm GMT.
Sunshine
The months with the least sunshine in Hirwaun, United Kingdom, are January, February, November and December, with an average of 3.5h of sunshine.UV index
The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for the ordinary person.Note: The daily high UV index of 2 in January translates into this advice:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
Frequently asked questions
What part of the year is the coldest in Hirwaun?
How cold is it in Hirwaun in January?
What is the most humid month in Hirwaun?
What is the average humidity in January in Hirwaun?
How many days does it rain in January in Hirwaun?
When does it snow the most in Hirwaun?
How much does it snow in Hirwaun in January?
What is the average length of the day in January in Hirwaun?
What time are sunrise and sunset in January in Hirwaun?
What are the months with the least sunshine in Hirwaun?
How long on average sun shines in January in Hirwaun?
When is the lowest UV index in Hirwaun?
What is the UV index intensity in January in Hirwaun?
Average temperature in January
Hirwaun, United Kingdom
- Average high temperature in January: 6.6°C
The warmest month (with the highest average high temperature) is July (18.3°C).
The month with the lowest average high temperature is January (6.6°C).
- Average low temperature in January: 2.6°C
The month with the highest average low temperature is August (12°C).
The coldest month (with the lowest average low temperature) is January (2.6°C).
Average pressure in January
Hirwaun, United Kingdom
- Average pressure in January: 1013.8mbar
The month with the highest atmospheric pressure is May (1016.7mbar).
The month with the lowest atmospheric pressure is November (1009.8mbar).
Average wind speed in January
Hirwaun, United Kingdom
- Average wind speed in January: 20.2km/h
The windiest month (with the highest average wind speed) is February (20.9km/h).
The calmest months (with the lowest average wind speed) are June and July (14.2km/h).
Average humidity in January
Hirwaun, United Kingdom
- Average humidity in January: 89%
The months with the highest relative humidity are January, November and December (89%).
The months with the lowest relative humidity are April and May (83%).
Average rainfall in January
Hirwaun, United Kingdom
- Average rainfall in January: 58mm
The wettest month (with the highest rainfall) is November (81mm).
The driest month (with the least rainfall) is May (34mm).
Average rainfall days in January
Hirwaun, United Kingdom
- Average rainfall days in January: 17.2 days
The months with the highest number of rainy days are August and November (19.4 days).
The month with the least rainy days is February (13.3 days).
Average snowfall in January
Hirwaun, United Kingdom
- Average snowfall in January: 29mm
The month with the highest snowfall is January (29mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in January
Hirwaun, United Kingdom
- Average snowfall days in January: 4.2 days
The month with the highest number of snowfall days is January (4.2 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
Hirwaun, United Kingdom
- Average daylight in January: 8h and 2min
The month with the longest days is June (Average daylight: 16h and 36min).
The month with the shortest days is December (Average daylight: 7h and 54min).
- Average sunshine in January: 3h and 3min
The months with the most sunshine are April and May (Average sunshine: 7h and 24min).
The months with the least sunshine are January, February, November and December (Average sunshine: 3h and 30min).
Average sunshine days in January
Hirwaun, United Kingdom
- Average sunshine days in January: 9.3 days
The month with the most sunshine days is April (12.9 days).
The month with the least sunshine days is November (7.2 days).
Average UV index in January
Hirwaun, 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
Hirwaun, United Kingdom
- Average cloud cover in January: 64
The month with the most cloud cover is November (Cloud cover 67).
The months with the least cloud cover are April and May (Cloud cover 52).
Average visibility in January
Hirwaun, United Kingdom
- Average visibility in January: 9km
The months with the highest visibility are January, February, March, April, May, June, October, November and December (9km).
The months with the lowest visibility are July, August and September (8km).
Hirwaun, United Kingdom
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