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 sea temperature 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
Chepstow's January weather reaches an average high of 6.9°C (44.4°F) and an average low of 2.5°C (36.5°F), making it the coldest month.Humidity
In Chepstow, the average relative humidity in January is 88%.Rainfall
The months with the least rainfall in Chepstow, United Kingdom, are January, April and September Rain falls for 10.2 days and accumulates 16mm (0.63") of rain.Snowfall
January through March and December are months with snowfall. In Chepstow, United Kingdom, in January, during 1.7 snowfall days, 8mm (0.31") of snow is typically accumulated. Throughout the year, in Chepstow, there are 6.1 snowfall days, and 24mm (0.94") of snow is accumulated.Sea temperature
In January, the average sea temperature is 8.8°C (47.8°F).Note: Dipping into 8.8°C (47.8°F) below 10°C (50°F) is possible with the right protection; absent that, anticipate cold shock and hampered breathing. Swimming momentarily at 13°C (55.4°F) can be jarring.
Daylight
In Chepstow, the average length of the day in January is 8h and 26min.On the first day of the month, sunrise is at 8:16 am and sunset at 4:11 pm. On the last day of January, sunrise is at 7:51 am and sunset at 4:56 pm GMT.
Sunshine
The average sunshine in January is 4.1h.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 of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: In January, the maximum UV index of 2 transforms into these recommendations:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest time of year in Chepstow?
Is January cold in Chepstow?
What is the average humidity in January in Chepstow?
What is the driest month in Chepstow?
How much does it rain in Chepstow in January?
How many days does it snow in January in Chepstow?
What is the water temperature in January in Chepstow?
How many hours of daylight does Chepstow have in January?
What time are sunrise and sunset in January in Chepstow?
How many hours of sunshine does Chepstow have in January?
What are the months with the lowest UV index in Chepstow?
How high is the UV index in January in Chepstow?
Average temperature in January
Chepstow, United Kingdom
- Average high temperature in January: 6.9°C
The warmest month (with the highest average high temperature) is July (20°C).
The month with the lowest average high temperature is January (6.9°C).
- Average low temperature in January: 2.5°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 (2.5°C).
Average pressure in January
Chepstow, United Kingdom
- Average pressure in January: 1014mbar
The months with the highest atmospheric pressure are May and September (1016.7mbar).
The month with the lowest atmospheric pressure is November (1010mbar).
Average wind speed in January
Chepstow, United Kingdom
- Average wind speed in January: 18.1km/h
The windiest month (with the highest average wind speed) is February (19.1km/h).
The calmest month (with the lowest average wind speed) is July (13.2km/h).
Average humidity in January
Chepstow, 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 May and July (82%).
Average rainfall in January
Chepstow, United Kingdom
- Average rainfall in January: 16mm
The wettest month (with the highest rainfall) is November (33mm).
The driest months (with the least rainfall) are January, April and September (16mm).
Average rainfall days in January
Chepstow, United Kingdom
- Average rainfall days in January: 10.2 days
The month with the highest number of rainy days is August (13.9 days).
The month with the least rainy days is December (9.2 days).
Average snowfall in January
Chepstow, United Kingdom
- Average snowfall in January: 8mm
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
Chepstow, United Kingdom
- Average snowfall days in January: 1.7 days
The month with the highest number of snowfall days is February (2.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average sea temperature in January
Chepstow, United Kingdom
- Average sea temperature in January: 8.8°C
The best month for swimming (with the highest average sea temperature) is August (16.6°C).
The coldest month (with the lowest average sea temperature) is March (8.3°C).
Average daylight in January /
Average sunshine in January
Chepstow, 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: 8h and 0min).
The month with the least sunshine is November (Average sunshine: 3h and 54min).
Average sunshine days in January
Chepstow, United Kingdom
- Average sunshine days in January: 18.3 days
The month with the most sunshine days is December (19.5 days).
The month with the least sunshine days is July (12.8 days).
Average UV index in January
Chepstow, 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
Chepstow, United Kingdom
- Average cloud cover in January: 57
The month with the most cloud cover is November (Cloud cover 61).
The month with the least cloud cover is April (Cloud cover 49).
Average visibility in January
Chepstow, United Kingdom
- Average visibility in January: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
