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 stands out as Coulsdon's coldest month, with temperatures ranging between an average high of 6.7°C (44.1°F) and a low of 2.4°C (36.3°F).Humidity
In Coulsdon, the average relative humidity in January is 88%.Rainfall
In Coulsdon, in January, during 14.1 rainfall days, 31mm (1.22") of precipitation is typically accumulated. Throughout the year, there are 162.7 rainfall days, and 388mm (15.28") of precipitation is accumulated.Snowfall
Months with snowfall are January through April, November and December. In January, it is snowing for 2.8 days. Throughout January, 18mm (0.71") of snow is accumulated. Throughout the year, there are 10.1 snowfall days, and 66mm (2.6") of snow is accumulated.Daylight
In Coulsdon, the average length of the day in January is 8h and 28min.On the first day of January, sunrise is at 8:05 am and sunset at 4:02 pm. On the last day of the month, sunrise is at 7:40 am and sunset at 4:47 pm GMT.
Sunshine
In January, the average sunshine is 4.2h.UV index
January, February, 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 unsafe exposure to UV radiation for average individuals.Note: In January, the maximum UV index of 2 suggests this advice:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest month?
How cold does it get in January?
What is the average humidity in January?
How much does it rain in January?
How many days does it snow in January in Coulsdon?
How many hours of daylight does Coulsdon have in January?
When are sunrise and sunset in January?
How long on average sun shines in January in Coulsdon?
What is the month with the lowest UV index in Coulsdon?
What is the UV index reading in January?
Average temperature in January
Coulsdon, United Kingdom
- Average high temperature in January: 6.7°C
The warmest month (with the highest average high temperature) is July (21.9°C).
The month with the lowest average high temperature is January (6.7°C).
- Average low temperature in January: 2.4°C
The month with the highest average low temperature is August (13.8°C).
The coldest month (with the lowest average low temperature) is January (2.4°C).
Average pressure in January
Coulsdon, United Kingdom
- Average pressure in January: 1014.7mbar
The month with the highest atmospheric pressure is September (1017mbar).
The month with the lowest atmospheric pressure is November (1010.7mbar).
Average wind speed in January
Coulsdon, United Kingdom
- Average wind speed in January: 16.7km/h
The windiest month (with the highest average wind speed) is February (17.5km/h).
The calmest months (with the lowest average wind speed) are July, August and September (12.8km/h).
Average humidity in January
Coulsdon, United Kingdom
- Average humidity in January: 88%
The month with the highest relative humidity is December (89%).
The months with the lowest relative humidity are July and August (74%).
Average rainfall in January
Coulsdon, United Kingdom
- Average rainfall in January: 31mm
The wettest month (with the highest rainfall) is December (47mm).
The driest month (with the least rainfall) is April (21mm).
Average rainfall days in January
Coulsdon, United Kingdom
- Average rainfall days in January: 14.1 days
The month with the highest number of rainy days is July (16 days).
The month with the least rainy days is September (11.1 days).
Average snowfall in January
Coulsdon, United Kingdom
- Average snowfall in January: 18mm
The month with the highest snowfall is February (25mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in January
Coulsdon, United Kingdom
- Average snowfall days in January: 2.8 days
The month with the highest number of snowfall days is February (3.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in January /
Average sunshine in January
Coulsdon, United Kingdom
- Average daylight in January: 8h and 3min
The month with the longest days is June (Average daylight: 16h and 30min).
The month with the shortest days is December (Average daylight: 8h and 0min).
- Average sunshine in January: 4h and 1min
The months with the most sunshine are July and August (Average sunshine: 8h and 24min).
The month with the least sunshine is February (Average sunshine: 3h and 36min).
Average sunshine days in January
Coulsdon, United Kingdom
- Average sunshine days in January: 13.3 days
The month with the most sunshine days is September (16.4 days).
The month with the least sunshine days is February (12.3 days).
Average UV index in January
Coulsdon, United Kingdom
- Average UV index in January: 2
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in January
Coulsdon, United Kingdom
- Average cloud cover in January: 58
The month with the most cloud cover is February (Cloud cover 61).
The months with the least cloud cover are August and September (Cloud cover 47).
Average visibility in January
Coulsdon, United Kingdom
- Average visibility in January: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October and December (9km).
The month with the lowest visibility is November (8km).
