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
Cumnor records the coldest temperatures in January, averaging a high of 6.3°C (43.3°F) and a low of 1.4°C (34.5°F).Humidity
The average relative humidity in January in Cumnor is 90%.Rainfall
In Cumnor, in January, during 12.9 rainfall days, 25mm (0.98") of precipitation is typically accumulated. Throughout the year, there are 163.2 rainfall days, and 330mm (12.99") of precipitation is accumulated.Snowfall
January through March and December are months with snowfall in Cumnor. In Cumnor, during January, snow falls for 2 days and regularly aggregates up to 10mm (0.39") of snow. In Cumnor, during the entire year, snow falls for 8.1 days and aggregates up to 40mm (1.57") of snow.Daylight
In Cumnor, United Kingdom, the average length of the day in January is 8h and 25min.On the first day of January in Cumnor, sunrise is at 8:11 am and sunset at 4:05 pm. On the last day of the month, sunrise is at 7:46 am and sunset at 4:51 pm GMT.
Sunshine
The average sunshine in January 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 in Cumnor. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for the average person.Note: A maximum high daily UV index of 2 during January translates into the following directions:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
Frequently asked questions
What are the coldest months in Cumnor?
Is it cold in Cumnor during January?
What is the average humidity in January in Cumnor?
How much does it rain in Cumnor in January?
How much does it snow in Cumnor in January?
How many hours of daylight does Cumnor have in January?
What time are sunrise and sunset in January in Cumnor?
How long on average sun shines in January in Cumnor?
What is the month with the lowest UV index in Cumnor?
How high is the UV index in January in Cumnor?
Average temperature in January
Cumnor, United Kingdom
- Average high temperature in January: 6.3°C
The warmest month (with the highest average high temperature) is July (20.7°C).
The month with the lowest average high temperature is January (6.3°C).
- Average low temperature in January: 1.4°C
The month with the highest average low temperature is August (12.3°C).
The coldest month (with the lowest average low temperature) is January (1.4°C).
Average pressure in January
Cumnor, United Kingdom
- Average pressure in January: 1014.1mbar
The month with the highest atmospheric pressure is May (1016.7mbar).
The month with the lowest atmospheric pressure is November (1010.2mbar).
Average wind speed in January
Cumnor, United Kingdom
- Average wind speed in January: 17.5km/h
The windiest month (with the highest average wind speed) is February (18.2km/h).
The calmest month (with the lowest average wind speed) is July (12.8km/h).
Average humidity in January
Cumnor, United Kingdom
- Average humidity in January: 90%
The month with the highest relative humidity is December (91%).
The months with the lowest relative humidity are July and August (80%).
Average rainfall in January
Cumnor, United Kingdom
- Average rainfall in January: 25mm
The wettest month (with the highest rainfall) is November (36mm).
The driest months (with the least rainfall) are March and September (18mm).
Average rainfall days in January
Cumnor, United Kingdom
- Average rainfall days in January: 12.9 days
The month with the highest number of rainy days is July (16.9 days).
The month with the least rainy days is September (11.3 days).
Average snowfall in January
Cumnor, United Kingdom
- Average snowfall in January: 10mm
The month with the highest snowfall is February (19mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in January
Cumnor, United Kingdom
- Average snowfall days in January: 2 days
The month with the highest number of snowfall days is February (3.3 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
Cumnor, 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: 4h and 1min
The month with the most sunshine is July (Average sunshine: 7h and 36min).
The month with the least sunshine is February (Average sunshine: 3h and 42min).
Average sunshine days in January
Cumnor, United Kingdom
- Average sunshine days in January: 14.8 days
The month with the most sunshine days is September (16.1 days).
The month with the least sunshine days is July (9.8 days).
Average UV index in January
Cumnor, 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
Cumnor, United Kingdom
- Average cloud cover in January: 58
The month with the most cloud cover is November (Cloud cover 63).
The month with the least cloud cover is September (Cloud cover 51).
Average visibility in January
Cumnor, United Kingdom
- Average visibility in January: 9km
The months with the highest visibility are January, February, March, May, July, August, October and December (9km).
The months with the lowest visibility are April, June, September and November (8km).
Cumnor, United Kingdom
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