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
With an average high-temperature of 4.8°C (40.6°F) and an average low-temperature of 1.2°C (34.2°F), January is the coldest month.Humidity
The most humid month is January, with an average relative humidity of 91%.Rainfall
In Johnby, in January, during 18.8 rainfall days, 74mm (2.91") of precipitation is typically accumulated. Throughout the year, there are 242.9 rainfall days, and 963mm (37.91") of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall. The month with the most snowfall is January, when snow falls for 3.4 days and typically aggregates up to 49mm (1.93") of snow.Daylight
In Johnby, the average length of the day in January is 7h and 58min.On the first day of January, sunrise is at 8:34 am and sunset at 3:55 pm. On the last day of the month, sunrise is at 8:03 am and sunset at 4:46 pm GMT.
Sunshine
The months with the least sunshine are January, February and December, 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 unprotected exposure to Sun's UV rays for the average person.Note: The UV index of 2 in January translates into these instructions:
Though extended exposure to the sun typically does not concern most people, it is crucial to always shield children, infants, and those with sensitive skin. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest month?
How cold is January?
What is the most humid month?
What is the average humidity in January?
How much does it rain in January?
When does it snow the most?
How many days does it snow in January?
How many hours of daylight does Johnby have in January?
What time are sunrise and sunset in January?
What is the month with the least sunshine?
How long on average sun shines in January?
What are the months with the lowest UV index?
What is the UV index reading in January?
Average temperature in January
Johnby, United Kingdom
- Average high temperature in January: 4.8°C
The warmest month (with the highest average high temperature) is July (16.7°C).
The month with the lowest average high temperature is January (4.8°C).
- Average low temperature in January: 1.2°C
The month with the highest average low temperature is August (10.3°C).
The coldest month (with the lowest average low temperature) is January (1.2°C).
Average pressure in January
Johnby, United Kingdom
- Average pressure in January: 1010.7mbar
The month with the highest atmospheric pressure is May (1015.9mbar).
The month with the lowest atmospheric pressure is November (1008mbar).
Average wind speed in January
Johnby, United Kingdom
- Average wind speed in January: 19.4km/h
The windiest month (with the highest average wind speed) is December (19.9km/h).
The calmest month (with the lowest average wind speed) is June (12.2km/h).
Average humidity in January
Johnby, United Kingdom
- Average humidity in January: 91%
The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is April (84%).
Average rainfall in January
Johnby, United Kingdom
- Average rainfall in January: 74mm
The wettest month (with the highest rainfall) is December (101mm).
The driest month (with the least rainfall) is April (43mm).
Average rainfall days in January
Johnby, United Kingdom
- Average rainfall days in January: 18.8 days
The month with the highest number of rainy days is August (24.8 days).
The month with the least rainy days is February (16.3 days).
Average snowfall in January
Johnby, United Kingdom
- Average snowfall in January: 49mm
The month with the highest snowfall is January (49mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in January
Johnby, United Kingdom
- Average snowfall days in January: 3.4 days
The month with the highest number of snowfall days is February (4.1 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
Johnby, United Kingdom
- Average daylight in January: 8h and 0min
The month with the longest days is June (Average daylight: 17h and 12min).
The month with the shortest days is December (Average daylight: 7h and 24min).
- Average sunshine in January: 3h and 1min
The month with the most sunshine is April (Average sunshine: 6h and 48min).
The months with the least sunshine are January, February and December (Average sunshine: 3h and 12min).
Average sunshine days in January
Johnby, United Kingdom
- Average sunshine days in January: 8.2 days
The month with the most sunshine days is April (9.9 days).
The months with the least sunshine days are July and August (4.4 days).
Average UV index in January
Johnby, United Kingdom
- Average UV index in January: 2
The months with the highest UV index are May, June and July (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
Johnby, United Kingdom
- Average cloud cover in January: 69
The month with the most cloud cover is January (Cloud cover 69).
The month with the least cloud cover is April (Cloud cover 55).
Average visibility in January
Johnby, United Kingdom
- Average visibility in January: 8km
The months with the highest visibility are March, April and May (9km).
The months with the lowest visibility are January, February, June, July, August, September, October, November and December (8km).
