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
January is the coldest month, with the temperature often reaching an average high of 44.8°F (7.1°C) and an average low of 29.7°F (-1.3°C).Humidity
In January, the average relative humidity is 73%.Rainfall
In January, the rain falls for 8.3 days. Throughout January, 1.5" (38mm) of precipitation is accumulated. Throughout the year, in Sandston, there are 133.2 rainfall days, and 18.94" (481mm) of precipitation is accumulated.Snowfall
Months with snowfall in Sandston are January through April, November and December. In Sandston, in January, during 1.6 snowfall days, 0.59" (15mm) of snow is typically accumulated. In Sandston, during the entire year, snow falls for 6 days and aggregates up to 2.4" (61mm) of snow.Daylight
In January, the average length of the day in Sandston is 9h and 55min.On the first day of January, sunrise is at 7:23 am and sunset at 5:01 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 5:31 pm EST.
Sunshine
In Sandston, the average sunshine in January is 5.4h.UV index
January and December, with an average maximum UV index of 2, are months with the lowest UV index in Sandston. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for average individuals.Note: The maximum daily UV index of 2 in January converts into the following recommendations:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
Frequently asked questions
What part of the year is the coldest in Sandston?
What is the usual temperature for Sandston in January?
What is the average humidity in January in Sandston?
How much does it rain in Sandston in January?
How many days does it snow in January in Sandston?
How many hours of daylight does Sandston have in January?
When is the sunrise / sunset in January in Sandston?
How long on average sun shines in January in Sandston?
When is the lowest UV index in Sandston?
How high is the UV index in January in Sandston?
Average temperature in January
Sandston, VA
- Average high temperature in January: 44.8°F
The warmest month (with the highest average high temperature) is July (90.3°F).
The month with the lowest average high temperature is January (44.8°F).
- Average low temperature in January: 29.7°F
The month with the highest average low temperature is July (69.8°F).
The coldest month (with the lowest average low temperature) is January (29.7°F).
Average pressure in January
Sandston, VA
- Average pressure in January: 30.12"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in January
Sandston, VA
- Average wind speed in January: 6.8mph
The windiest month (with the highest average wind speed) is April (7.5mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in January
Sandston, VA
- Average humidity in January: 73%
The month with the highest relative humidity is December (78%).
The month with the lowest relative humidity is July (69%).
Average rainfall in January
Sandston, VA
- Average rainfall in January: 1.5"
The wettest month (with the highest rainfall) is August (2.05").
The driest month (with the least rainfall) is September (1.1").
Average rainfall days in January
Sandston, VA
- Average rainfall days in January: 8.3 days
The month with the highest number of rainy days is May (14.8 days).
The months with the least rainy days are October and November (8.2 days).
Average snowfall in January
Sandston, VA
- Average snowfall in January: 0.59"
The month with the highest snowfall is March (0.67").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in January
Sandston, VA
- Average snowfall days in January: 1.6 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 daylight in January /
Average sunshine in January
Sandston, 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 36min).
- Average sunshine in January: 5h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The months with the least sunshine are February and December (Average sunshine: 5h and 12min).
Average sunshine days in January
Sandston, VA
- Average sunshine days in January: 20.6 days
The months with the most sunshine days are October and December (21.4 days).
The month with the least sunshine days is May (14.4 days).
Average UV index in January
Sandston, 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
Sandston, VA
- Average cloud cover in January: 42
The month with the most cloud cover is March (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 33).
Average visibility in January
Sandston, VA
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).
Sandston, Virginia, USA
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