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
The coldest period tends to be January, when average temperatures fluctuate between a high of 46.6°F (8.1°C) and a low of 31.1°F (-0.5°C).Humidity
In Vulcan, the average relative humidity in January is 76%.Rainfall
In January, the rain falls for 12.3 days. Throughout January, 3.58" (91mm) of precipitation is accumulated. In Vulcan, during the entire year, the rain falls for 177 days and collects up to 42.83" (1088mm) of precipitation.Snowfall
January through April, November and December are months with snowfall. The months with the most snowfall are January and February, with an average 0.87" (22mm) of accumulated snow.Daylight
The average length of the day in January is 10h and 7min.On the first day of January, sunrise is at 6:50 am and sunset at 4:41 pm. On the last day of the month, sunrise is at 6:41 am and sunset at 5:09 pm CST.
Sunshine
The average sunshine in January is 5.3h.UV index
January and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for ordinary individuals.Note: The maximum UV index of 2 during January leads to these instructions:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. 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. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What part of the year is the coldest?
What is the average January temperature?
What is the average humidity in January in Vulcan?
How many days does it rain in January?
What is the snowiest month?
How much does it snow in January?
How many hours of daylight does Vulcan have in January?
What time are sunrise and sunset in January?
How many hours of sunshine does Vulcan have in January?
What are the months with the lowest UV index?
What is the UV index reading in January?
Average temperature in January
Vulcan, TN
- Average high temperature in January: 46.6°F
The warmest month (with the highest average high temperature) is July (87.6°F).
The month with the lowest average high temperature is January (46.6°F).
- Average low temperature in January: 31.1°F
The month with the highest average low temperature is July (66.4°F).
The coldest month (with the lowest average low temperature) is January (31.1°F).
Average pressure in January
Vulcan, TN
- Average pressure in January: 30.17"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in January
Vulcan, TN
- Average wind speed in January: 6.4mph
The windiest month (with the highest average wind speed) is February (6.6mph).
The calmest month (with the lowest average wind speed) is August (3.9mph).
Average humidity in January
Vulcan, TN
- Average humidity in January: 76%
The month with the highest relative humidity is December (81%).
The month with the lowest relative humidity is October (75%).
Average rainfall in January
Vulcan, TN
- Average rainfall in January: 3.58"
The wettest month (with the highest rainfall) is December (4.17").
The driest month (with the least rainfall) is September (2.6").
Average rainfall days in January
Vulcan, TN
- Average rainfall days in January: 12.3 days
The month with the highest number of rainy days is July (20.3 days).
The month with the least rainy days is November (9.2 days).
Average snowfall in January
Vulcan, TN
- Average snowfall in January: 0.87"
The months with the highest snowfall are January and February (0.87").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in January
Vulcan, TN
- Average snowfall days in January: 2.3 days
The month with the highest number of snowfall days is January (2.3 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
Vulcan, TN
- Average daylight in January: 10h and 1min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in January: 5h and 2min
The months with the most sunshine are June and July (Average sunshine: 10h and 12min).
The month with the least sunshine is December (Average sunshine: 4h and 48min).
Average sunshine days in January
Vulcan, TN
- Average sunshine days in January: 16.1 days
The month with the most sunshine days is October (19.2 days).
The month with the least sunshine days is July (8.7 days).
Average UV index in January
Vulcan, TN
- 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 and December (UV index 2).
Average cloud cover in January
Vulcan, TN
- Average cloud cover in January: 48
The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is June (Cloud cover 32).
Average visibility in January
Vulcan, TN
- Average visibility in January: 5mi
The months with the highest visibility are June, October and November (6mi).
The months with the lowest visibility are January, February, March, April, May, July, August, September and December (5mi).
Vulcan, Tennessee, USA
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