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
Colonial Heights reaches its lowest average temperatures in January, measuring 45.3°F (7.4°C) at the peak and 30°F (-1.1°C) at the lowest.Humidity
The average relative humidity in January is 74%.Rainfall
In January, the rain falls for 7.1 days. Throughout January, 0.71" (18mm) of precipitation is accumulated. In Colonial Heights, during the entire year, the rain falls for 109.6 days and collects up to 9.96" (253mm) of precipitation.Snowfall
January through April, November and December are months with snowfall. In Colonial Heights, Virginia, in January, snow falls for 1.8 days, with typically accumulated 0.28" (7mm) of snow. Throughout the year, there are 5.5 snowfall days, and 1.3" (33mm) of snow is accumulated.Daylight
In Colonial Heights, the average length of the day in January is 9h and 57min.On the first day of the month, sunrise is at 7:23 am and sunset at 5:02 pm. On the last day of January, sunrise is at 7:13 am and sunset at 5:32 pm EST.
Sunshine
In Colonial Heights, 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 reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for average individuals.Note: In January, a daily UV index of 2 turns into the following recommendations:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. Around midday, solar radiation is most harmful; hence, exposure should be limited. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What month is the coldest?
What is the usual temperature for Colonial Heights in January?
What is the average humidity in January in Colonial Heights?
How much does it rain in January?
How many days does it snow in January?
How many hours of daylight does Colonial Heights have in January?
When is the sunrise / sunset in January?
How many hours of sunshine does Colonial Heights have in January?
When is the lowest UV index?
How high is the UV index in January?
Average temperature in January
Colonial Heights, VA
- Average high temperature in January: 45.3°F
The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is January (45.3°F).
- Average low temperature in January: 30°F
The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (30°F).
Average pressure in January
Colonial Heights, 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 (29.96"Hg).
Average wind speed in January
Colonial Heights, VA
- Average wind speed in January: 7mph
The windiest month (with the highest average wind speed) is April (7.8mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in January
Colonial Heights, 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 (71%).
Average rainfall in January
Colonial Heights, VA
- Average rainfall in January: 0.71"
The wettest month (with the highest rainfall) is August (1.22").
The driest month (with the least rainfall) is September (0.59").
Average rainfall days in January
Colonial Heights, VA
- Average rainfall days in January: 7.1 days
The month with the highest number of rainy days is May (12.2 days).
The month with the least rainy days is October (5.6 days).
Average snowfall in January
Colonial Heights, VA
- Average snowfall in January: 0.28"
The month with the highest snowfall is February (0.35").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in January
Colonial Heights, VA
- Average snowfall days in January: 1.8 days
The month with the highest number of snowfall days is January (1.8 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
Colonial Heights, 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 42min).
The months with the least sunshine are February and December (Average sunshine: 5h and 24min).
Average sunshine days in January
Colonial Heights, VA
- Average sunshine days in January: 21.7 days
The month with the most sunshine days is October (23.6 days).
The month with the least sunshine days is May (15.3 days).
Average UV index in January
Colonial Heights, VA
- Average UV index in January: 2
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January and December (UV index 2).
Average cloud cover in January
Colonial Heights, VA
- Average cloud cover in January: 40
The month with the most cloud cover is March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in January
Colonial Heights, 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).
Colonial Heights, Virginia, USA
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