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
The coldest temperatures occur during January, when averages reach a peak of 6.4°C (43.5°F) and a low of 1.6°C (34.9°F).Humidity
The average relative humidity in January in Amersham is 89%.Rainfall
In January, the rain falls for 11.7 days. Throughout January, 16mm (0.63") of precipitation is accumulated. Throughout the year, there are 140.9 rainfall days, and 239mm (9.41") of precipitation is accumulated.Snowfall
Months with snowfall in Amersham are January through March and December. In Amersham, during January, snow falls for 1.6 days and regularly aggregates up to 10mm (0.39") of snow. Throughout the year, there are 6.3 snowfall days, and 28mm (1.1") of snow is accumulated.Daylight
The average length of the day in January is 8h and 25min.On the first day of January in Amersham, sunrise is at 8:08 am and sunset at 4:02 pm. On the last day of the month, sunrise is at 7:43 am and sunset at 4:48 pm GMT.
Sunshine
In Amersham, the average sunshine in January is 4.3h.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 estimate of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: An average maximum UV index of 2 in January leads to these recommendations:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
Frequently asked questions
What are the coldest months in Amersham?
Is January cold in Amersham?
What is the average humidity in January in Amersham?
How many days does it rain in January in Amersham?
How many days does it snow in January in Amersham?
How many hours of daylight does Amersham have in January?
What time are sunrise and sunset in January in Amersham?
How long on average sun shines in January in Amersham?
When is the lowest UV index in Amersham?
What is the UV index reading in January in Amersham?
Average temperature in January
Amersham, United Kingdom
- Average high temperature in January: 6.4°C
The warmest month (with the highest average high temperature) is July (21.6°C).
The month with the lowest average high temperature is January (6.4°C).
- Average low temperature in January: 1.6°C
The month with the highest average low temperature is August (13.1°C).
The coldest month (with the lowest average low temperature) is January (1.6°C).
Average pressure in January
Amersham, United Kingdom
- Average pressure in January: 1014.3mbar
The month with the highest atmospheric pressure is September (1016.8mbar).
The month with the lowest atmospheric pressure is November (1010.4mbar).
Average wind speed in January
Amersham, United Kingdom
- Average wind speed in January: 17.3km/h
The windiest month (with the highest average wind speed) is February (18.1km/h).
The calmest month (with the lowest average wind speed) is July (12.8km/h).
Average humidity in January
Amersham, United Kingdom
- Average humidity in January: 89%
The month with the highest relative humidity is December (90%).
The months with the lowest relative humidity are July and August (77%).
Average rainfall in January
Amersham, United Kingdom
- Average rainfall in January: 16mm
The wettest month (with the highest rainfall) is June (31mm).
The driest month (with the least rainfall) is April (13mm).
Average rainfall days in January
Amersham, United Kingdom
- Average rainfall days in January: 11.7 days
The month with the highest number of rainy days is July (14.2 days).
The months with the least rainy days are February and September (9.3 days).
Average snowfall in January
Amersham, United Kingdom
- Average snowfall in January: 10mm
The month with the highest snowfall is February (12mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in January
Amersham, United Kingdom
- Average snowfall days in January: 1.6 days
The month with the highest number of snowfall days is February (2.3 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
Amersham, 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 2min
The month with the most sunshine is July (Average sunshine: 8h and 0min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).
Average sunshine days in January
Amersham, United Kingdom
- Average sunshine days in January: 15.4 days
The month with the most sunshine days is September (17.4 days).
The month with the least sunshine days is August (12.7 days).
Average UV index in January
Amersham, United Kingdom
- Average UV index in January: 2
The month with the highest UV index is 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
Amersham, United Kingdom
- Average cloud cover in January: 57
The month with the most cloud cover is November (Cloud cover 61).
The months with the least cloud cover are April and September (Cloud cover 49).
Average visibility in January
Amersham, 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).
Amersham, United Kingdom
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