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
Weather in January
Temperature
In Yorktown, January is the month with the lowest recorded average temperatures, measuring a high of 45.1°F (7.3°C) and a low of 32.5°F (0.3°C).Humidity
In January, the average relative humidity in Yorktown is 74%.Rainfall
In Yorktown, in January, during 10.5 rainfall days, 2.56" (65mm) of precipitation is typically accumulated. Throughout the year, there are 165.3 rainfall days, and 34.25" (870mm) of precipitation is accumulated.Snowfall
Months with snowfall in Yorktown are January through March, November and December. In Yorktown, in January, during 3 snowfall days, 1.14" (29mm) of snow is typically accumulated. Throughout the year, there are 8.3 snowfall days, and 4.13" (105mm) of snow is accumulated.Ocean temperature
In January, the average ocean temperature in Yorktown is 50.9°F (10.5°C).Note: Dipping into 50.9°F (10.5°C) below 50°F (10°C) is possible with the right protection; absent that, anticipate cold shock and hampered breathing. Swimming momentarily at 55.4°F (13°C) can be jarring.
Daylight
In Yorktown, the average length of the day in January is 9h and 57min.On the first day of the month, sunrise is at 7:19 am and sunset at 4:59 pm. On the last day of January, sunrise is at 7:09 am and sunset at 5:28 pm EST.
Sunshine
In Yorktown, the average sunshine in January is 5.5h.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for the average person.Note: In January, the maximum UV index of 2 suggests this advice:
Sun exposure does not present considerable issues for many, yet infants, fair-skinned people, and children necessitate constant protection. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Frequently asked questions
What are the coldest months in Yorktown?
What are the temperatures in Yorktown in January?
What is the average humidity in January in Yorktown?
How much does it rain in Yorktown in January?
How much does it snow in Yorktown in January?
What is the water temperature in January in Yorktown?
What is the average length of the day in January in Yorktown?
When are sunrise and sunset in January in Yorktown?
How many hours of sunshine does Yorktown have in January?
When is the lowest UV index in Yorktown?
What is the UV index intensity in January in Yorktown?
Average temperature in January
Yorktown, VA
- Average high temperature in January: 45.1°F
The warmest month (with the highest average high temperature) is July (87.8°F).
The month with the lowest average high temperature is January (45.1°F).
- Average low temperature in January: 32.5°F
The month with the highest average low temperature is July (72.3°F).
The coldest month (with the lowest average low temperature) is January (32.5°F).
Average pressure in January
Yorktown, VA
- Average pressure in January: 30.11"Hg
The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in January
Yorktown, VA
- Average wind speed in January: 8.7mph
The windiest month (with the highest average wind speed) is April (9.5mph).
The calmest month (with the lowest average wind speed) is August (6.8mph).
Average humidity in January
Yorktown, VA
- Average humidity in January: 74%
The month with the highest relative humidity is December (78%).
The month with the lowest relative humidity is July (72%).
Average rainfall in January
Yorktown, VA
- Average rainfall in January: 2.56"
The wettest month (with the highest rainfall) is August (3.62").
The driest month (with the least rainfall) is September (2.4").
Average rainfall days in January
Yorktown, VA
- Average rainfall days in January: 10.5 days
The month with the highest number of rainy days is May (17.6 days).
The month with the least rainy days is November (9.6 days).
Average snowfall in January
Yorktown, VA
- Average snowfall in January: 1.14"
The month with the highest snowfall is February (1.34").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in January
Yorktown, VA
- Average snowfall days in January: 3 days
The month with the highest number of snowfall days is January (3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average sea temperature in January
Yorktown, VA
- Average sea temperature in January: 50.8°F
The best month for swimming (with the highest average sea temperature) is August (79.6°F).
The coldest month (with the lowest average sea temperature) is February (48.7°F).
Average daylight in January /
Average sunshine in January
Yorktown, VA
- Average daylight in January: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in January: 5h and 3min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 12min).
Average sunshine days in January
Yorktown, VA
- Average sunshine days in January: 16.8 days
The month with the most sunshine days is November (18.6 days).
The month with the least sunshine days is May (11.5 days).
Average UV index in January
Yorktown, VA
- Average UV index in January: 2
The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January and December (UV index 2).
Average cloud cover in January
Yorktown, VA
- Average cloud cover in January: 41
The month with the most cloud cover is March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 28).
Average visibility in January
Yorktown, VA
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Yorktown, Virginia, USA
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