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
January is the coldest month, exhibiting average temperatures of 6.7°C (44.1°F) at the peak and 1.8°C (35.2°F) at the base.Humidity
The average relative humidity in January in Iver Heath, United Kingdom, is 88%.Rainfall
In January, the rain falls for 10.9 days. Throughout January, 16mm (0.63") of precipitation is accumulated. Throughout the year, in Iver Heath, there are 132.4 rainfall days, and 214mm (8.43") of precipitation is accumulated.Snowfall
January through March, November and December are months with snowfall in Iver Heath. In January, in Iver Heath, it is snowing for 2.2 days. Throughout January, 9mm (0.35") of snow is accumulated. In Iver Heath, United Kingdom, during the entire year, snow falls for 8 days and aggregates up to 32mm (1.26") of snow.Daylight
The average length of the day in January in Iver Heath, United Kingdom, is 8h and 26min.On the first day of the month, sunrise is at 8:07 am and sunset at 4:03 pm. On the last day of January, in Iver Heath, sunrise is at 7:42 am and sunset at 4:48 pm GMT.
Sunshine
The average sunshine in January is 4.2h.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for the ordinary person.Note: A maximum high UV index of 2 in January translates into the following recommendations:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What month is the coldest in Iver Heath?
How cold is January in Iver Heath?
What is the average humidity in January in Iver Heath?
How many days does it rain in January in Iver Heath?
How much does it snow in Iver Heath in January?
How many hours of daylight does Iver Heath have in January?
When is the sunrise / sunset in January in Iver Heath?
How long on average sun shines in January in Iver Heath?
What are the months with the lowest UV index in Iver Heath?
What is the UV index reading in January in Iver Heath?
Average temperature in January
Iver Heath, United Kingdom
- Average high temperature in January: 6.7°C
The warmest month (with the highest average high temperature) is July (21.8°C).
The month with the lowest average high temperature is January (6.7°C).
- Average low temperature in January: 1.8°C
The month with the highest average low temperature is August (13.6°C).
The coldest month (with the lowest average low temperature) is January (1.8°C).
Average pressure in January
Iver Heath, United Kingdom
- Average pressure in January: 1014.5mbar
The month with the highest atmospheric pressure is September (1016.9mbar).
The month with the lowest atmospheric pressure is November (1010.5mbar).
Average wind speed in January
Iver Heath, United Kingdom
- Average wind speed in January: 16.8km/h
The windiest month (with the highest average wind speed) is February (17.6km/h).
The calmest month (with the lowest average wind speed) is July (12.7km/h).
Average humidity in January
Iver Heath, United Kingdom
- Average humidity in January: 88%
The month with the highest relative humidity is December (89%).
The month with the lowest relative humidity is August (74%).
Average rainfall in January
Iver Heath, United Kingdom
- Average rainfall in January: 16mm
The wettest month (with the highest rainfall) is December (25mm).
The driest month (with the least rainfall) is April (10mm).
Average rainfall days in January
Iver Heath, United Kingdom
- Average rainfall days in January: 10.9 days
The month with the highest number of rainy days is July (13.8 days).
The month with the least rainy days is September (8.9 days).
Average snowfall in January
Iver Heath, United Kingdom
- Average snowfall in January: 9mm
The month with the highest snowfall is December (10mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in January
Iver Heath, United Kingdom
- Average snowfall days in January: 2.2 days
The month with the highest number of snowfall days is February (2.8 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
Iver Heath, 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 months with the most sunshine are July and August (Average sunshine: 8h and 0min).
The month with the least sunshine is February (Average sunshine: 3h and 42min).
Average sunshine days in January
Iver Heath, United Kingdom
- Average sunshine days in January: 15.7 days
The month with the most sunshine days is September (18.4 days).
The month with the least sunshine days is July (14 days).
Average UV index in January
Iver Heath, 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
Iver Heath, United Kingdom
- Average cloud cover in January: 57
The months with the most cloud cover are February and November (Cloud cover 60).
The months with the least cloud cover are April and September (Cloud cover 49).
Average visibility in January
Iver Heath, 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).
Iver Heath, United Kingdom
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