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
In Colchester, Virginia, January records the lowest average temperatures, peaking at 41°F (5°C) and reaching a low of 27.3°F (-2.6°C).Humidity
In Colchester, the average relative humidity in January is 73%.Rainfall
The month with the least rainfall in Colchester is January, when the rain falls for 10.1 days and typically collects 2.01" (51mm) of precipitation.Snowfall
January through April and December are months with snowfall in Colchester. The month with the most snowfall is January, when snow falls for 4.8 days and typically aggregates up to 2.44" (62mm) of snow.Daylight
In Colchester, the average length of the day in January is 9h and 50min.On the first day of the month, sunrise is at 7:26 am and sunset at 4:57 pm. On the last day of January, sunrise is at 7:15 am and sunset at 5:29 pm EST.
Sunshine
In Colchester, the average sunshine in January is 5.3h.UV index
January, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Colchester. A UV Index reading of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: A typical high UV index of 2 in January suggests the following recommendations:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. To protect against the Sun's most potent rays, avoid direct exposure around midday. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest month in Colchester?
Is it cold in Colchester during January?
What is the average humidity in January in Colchester?
What is the driest month in Colchester?
How many days does it rain in January in Colchester?
When does it snow the most in Colchester?
How many days does it snow in January in Colchester?
How many hours of daylight does Colchester have in January?
What time are sunrise and sunset in January in Colchester?
How many hours of sunshine does Colchester have in January?
What is the month with the lowest UV index in Colchester?
How high is the UV index in January in Colchester?
Average temperature in January
Colchester, VA
- Average high temperature in January: 41°F
The warmest month (with the highest average high temperature) is July (88.2°F).
The month with the lowest average high temperature is January (41°F).
- Average low temperature in January: 27.3°F
The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (27.3°F).
Average pressure in January
Colchester, VA
- Average pressure in January: 30.11"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
Colchester, VA
- Average wind speed in January: 6.8mph
The windiest months (with the highest average wind speed) are March and April (7.3mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).
Average humidity in January
Colchester, VA
- Average humidity in January: 73%
The months with the highest relative humidity are May, October and December (77%).
The months with the lowest relative humidity are April and July (72%).
Average rainfall in January
Colchester, VA
- Average rainfall in January: 2.01"
The wettest month (with the highest rainfall) is August (3.86").
The driest month (with the least rainfall) is January (2.01").
Average rainfall days in January
Colchester, VA
- Average rainfall days in January: 10.1 days
The month with the highest number of rainy days is May (18.1 days).
The month with the least rainy days is November (9.1 days).
Average snowfall in January
Colchester, VA
- Average snowfall in January: 2.44"
The month with the highest snowfall is January (2.44").
The months with the least snowfall are May, June, July, August, September, October and November (0").
Average snowfall days in January
Colchester, VA
- Average snowfall days in January: 4.8 days
The month with the highest number of snowfall days is January (4.8 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
Colchester, VA
- Average daylight in January: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in January: 5h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The months with the least sunshine are February and December (Average sunshine: 5h and 12min).
Average sunshine days in January
Colchester, VA
- Average sunshine days in January: 16.9 days
The month with the most sunshine days is November (19.3 days).
The month with the least sunshine days is May (10.6 days).
Average UV index in January
Colchester, VA
- Average UV index in January: 2
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, November and December (UV index 2).
Average cloud cover in January
Colchester, VA
- Average cloud cover in January: 43
The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 30).
Average visibility in January
Colchester, 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).
Colchester, Virginia, USA
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