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
South Wales's coldest temperatures are experienced in January, with average high temperatures of 28.6°F (-1.9°C) and lows of 17.8°F (-7.9°C).Humidity
In South Wales, the average relative humidity in January is 87%.Rainfall
In South Wales, in January, during 8.3 rainfall days, 2.2" (56mm) of precipitation is typically accumulated. Throughout the year, there are 174.6 rainfall days, and 29.29" (744mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In South Wales, New York, in January, during 19.7 snowfall days, 7.99" (203mm) of snow is typically accumulated. Throughout the year, there are 88.4 snowfall days, and 38.39" (975mm) of snow is accumulated.Daylight
The average length of the day in January in South Wales is 9h and 28min.On the first day of the month, sunrise is at 7:44 am and sunset at 4:50 pm. On the last day of January, sunrise is at 7:29 am and sunset at 5:25 pm EST.
Sunshine
With an average of 2.4h of sunshine, January has the least sunshine of the year.UV index
January and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for the average person.Note: The maximum daily UV index of 1 in January converts into the following recommendations:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What time of the year is the coldest in South Wales?
How cold is January in South Wales?
What is the average humidity in January in South Wales?
How much does it rain in South Wales in January?
How much does it snow in South Wales in January?
How many hours of daylight does South Wales have in January?
When are sunrise and sunset in January in South Wales?
What is the month with the least sunshine in South Wales?
How many hours of sunshine does South Wales have in January?
What is the month with the lowest UV index in South Wales?
What is the UV index reading in January in South Wales?
Average temperature in January
South Wales, NY
- Average high temperature in January: 28.6°F
The warmest month (with the highest average high temperature) is July (78.4°F).
The month with the lowest average high temperature is January (28.6°F).
- Average low temperature in January: 17.8°F
The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is January (17.8°F).
Average pressure in January
South Wales, NY
- Average pressure in January: 30.06"Hg
The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in January
South Wales, NY
- Average wind speed in January: 10.7mph
The windiest month (with the highest average wind speed) is January (10.7mph).
The calmest month (with the lowest average wind speed) is July (6.5mph).
Average humidity in January
South Wales, NY
- Average humidity in January: 87%
The month with the highest relative humidity is February (88%).
The months with the lowest relative humidity are May, July and September (78%).
Average rainfall in January
South Wales, NY
- Average rainfall in January: 2.2"
The wettest month (with the highest rainfall) is May (3.07").
The driest month (with the least rainfall) is September (1.77").
Average rainfall days in January
South Wales, NY
- Average rainfall days in January: 8.3 days
The month with the highest number of rainy days is July (18.4 days).
The month with the least rainy days is February (8 days).
Average snowfall in January
South Wales, NY
- Average snowfall in January: 7.99"
The month with the highest snowfall is February (9.29").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
South Wales, NY
- Average snowfall days in January: 19.7 days
The month with the highest number of snowfall days is January (19.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
South Wales, NY
- Average daylight in January: 9h and 3min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in January: 2h and 2min
The months with the most sunshine are July and August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 2h and 24min).
Average sunshine days in January
South Wales, NY
- Average sunshine days in January: 5.8 days
The month with the most sunshine days is September (11.9 days).
The month with the least sunshine days is February (5.3 days).
Average UV index in January
South Wales, NY
- Average UV index in January: 1
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in January
South Wales, NY
- Average cloud cover in January: 77
The month with the most cloud cover is January (Cloud cover 77).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in January
South Wales, NY
- Average visibility in January: 4mi
The months with the highest visibility are April, May, June, July, August, September and October (6mi).
The months with the lowest visibility are January and February (4mi).
South Wales, New York, USA
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