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
Roxbury experiences its lowest temperatures in January, with an average peak of 44.8°F (7.1°C) and a low of 29.7°F (-1.3°C).Humidity
In January, the average relative humidity in Roxbury is 73%.Rainfall
In January, in Roxbury, the rain falls for 8.3 days. Throughout January, 1.5" (38mm) of precipitation is accumulated. Throughout the year, in Roxbury, there are 133.2 rainfall days, and 18.94" (481mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, November and December. In Roxbury, during January, snow falls for 1.6 days and regularly aggregates up to 0.59" (15mm) of snow. Throughout the year, there are 6 snowfall days, and 2.4" (61mm) of snow is accumulated.Daylight
In Roxbury, the average length of the day in January is 9h and 56min.On the first day of the month, sunrise is at 7:22 am and sunset at 5:00 pm. On the last day of January, sunrise is at 7:12 am and sunset at 5:31 pm EST.
Sunshine
In Roxbury, the average sunshine in January is 5.4h.UV index
The months with the lowest UV index in Roxbury are January and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum UV index of 2 during January leads to these instructions:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Experience reduced UV exposure by about half when donning a wide-brim hat. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Frequently asked questions
What time of the year is the coldest in Roxbury?
What are the temperatures in Roxbury in January?
What is the average humidity in January in Roxbury?
How many days does it rain in January in Roxbury?
How many days does it snow in January in Roxbury?
How many hours of daylight does Roxbury have in January?
When is the sunrise / sunset in January in Roxbury?
How long on average sun shines in January in Roxbury?
When is the lowest UV index in Roxbury?
What is the UV index intensity in January in Roxbury?
Average temperature in January
Roxbury, 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
Roxbury, 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
Roxbury, 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
Roxbury, 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
Roxbury, 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
Roxbury, 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
Roxbury, 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
Roxbury, 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
Roxbury, 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
Roxbury, 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
Roxbury, 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
Roxbury, 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
Roxbury, 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).
Roxbury, Virginia, USA
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