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
The month of January, characterized by an average high of 7.2°C (45°F) and a low of 3.3°C (37.9°F), is recognized as the coldest.Humidity
January, November and December, with an average relative humidity of 87%, are the most humid months in Nantgarw, United Kingdom.Rainfall
In January, the rain falls for 12.6 days. Throughout January, 29mm (1.14") of precipitation is accumulated. In Nantgarw, during the entire year, the rain falls for 155.7 days and collects up to 409mm (16.1") of precipitation.Snowfall
January through March, November and December are months with snowfall in Nantgarw. The months with the most snowfall are January and February, with an average 10mm (0.39") of accumulated snow.Daylight
In Nantgarw, United Kingdom, the average length of the day in January is 8h and 26min.On the first day of January, sunrise is at 8:18 am and sunset at 4:13 pm. On the last day of the month, sunrise is at 7:53 am and sunset at 4:59 pm GMT.
Sunshine
In Nantgarw, the average sunshine in January is 4h.UV index
The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV rays for the ordinary person.Note: A daily maximum UV index of 2 in January translates into the following instructions:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest month in Nantgarw?
What are the temperatures in Nantgarw in January?
What is the most humid month in Nantgarw?
What is the average humidity in January in Nantgarw?
How much does it rain in Nantgarw in January?
When does it snow the most in Nantgarw?
How much does it snow in Nantgarw in January?
What is the average length of the day in January in Nantgarw?
When are sunrise and sunset in January in Nantgarw?
How long on average sun shines in January in Nantgarw?
What are the months with the lowest UV index in Nantgarw?
How high is the UV index in January in Nantgarw?
Average temperature in January
Nantgarw, United Kingdom
- Average high temperature in January: 7.2°C
The warmest month (with the highest average high temperature) is July (18.9°C).
The month with the lowest average high temperature is January (7.2°C).
- Average low temperature in January: 3.3°C
The months with the highest average low temperature are July and August (12.5°C).
The coldest months (with the lowest average low temperature) are January and February (3.3°C).
Average pressure in January
Nantgarw, United Kingdom
- Average pressure in January: 1013.9mbar
The months with the highest atmospheric pressure are May and September (1016.7mbar).
The month with the lowest atmospheric pressure is November (1009.9mbar).
Average wind speed in January
Nantgarw, United Kingdom
- Average wind speed in January: 20.8km/h
The windiest month (with the highest average wind speed) is February (21.5km/h).
The calmest months (with the lowest average wind speed) are June and July (14.6km/h).
Average humidity in January
Nantgarw, United Kingdom
- Average humidity in January: 87%
The months with the highest relative humidity are January, November and December (87%).
The months with the lowest relative humidity are April and May (82%).
Average rainfall in January
Nantgarw, United Kingdom
- Average rainfall in January: 29mm
The wettest month (with the highest rainfall) is November (54mm).
The driest month (with the least rainfall) is April (23mm).
Average rainfall days in January
Nantgarw, United Kingdom
- Average rainfall days in January: 12.6 days
The month with the highest number of rainy days is July (15.8 days).
The month with the least rainy days is February (10.3 days).
Average snowfall in January
Nantgarw, United Kingdom
- Average snowfall in January: 10mm
The months with the highest snowfall are January and February (10mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in January
Nantgarw, United Kingdom
- Average snowfall days in January: 2 days
The months with the highest number of snowfall days are January and February (2 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in January /
Average sunshine in January
Nantgarw, 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 0min
The months with the most sunshine are April, May and July (Average sunshine: 8h and 0min).
The month with the least sunshine is November (Average sunshine: 3h and 54min).
Average sunshine days in January
Nantgarw, United Kingdom
- Average sunshine days in January: 13.3 days
The month with the most sunshine days is September (16.6 days).
The month with the least sunshine days is June (11.8 days).
Average UV index in January
Nantgarw, 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, March, November and December (UV index 2).
Average cloud cover in January
Nantgarw, United Kingdom
- Average cloud cover in January: 59
The month with the most cloud cover is November (Cloud cover 62).
The month with the least cloud cover is April (Cloud cover 47).
Average visibility in January
Nantgarw, 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).
