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, characterized by an average high temperature of 48.7°F (9.3°C) and a low temperature of 32.7°F (0.4°C), is generally the coldest month.Humidity
In Smyrna, the average relative humidity in January is 73%.Rainfall
In Smyrna, South Carolina, in January, during 9.4 rainfall days, 2.28" (58mm) of precipitation is typically accumulated. Throughout the year, there are 150.1 rainfall days, and 27.68" (703mm) of precipitation is accumulated.Snowfall
January through March and December are months with snowfall. In Smyrna, in January, during 1.2 snowfall days, 1.38" (35mm) of snow is typically accumulated. In Smyrna, during the entire year, snow falls for 4.1 days and aggregates up to 4.96" (126mm) of snow.Daylight
The average length of the day in January is 10h and 7min.On the first day of the month, sunrise is at 7:33 am and sunset at 5:24 pm. On the last day of January, sunrise is at 7:25 am and sunset at 5:52 pm EST.
Sunshine
In January, the average sunshine is 5.6h.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 hazard from unprotected exposure to Sun's UV rays for average individuals.Note: In January, a daily UV index of 2 turns into the following recommendations:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. The Sun's radiation is especially intense around midday; try to stay in shade during this period. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What time of the year is the coldest?
What is the average January temperature?
What is the average humidity in January?
How many days does it rain in January in Smyrna?
How much does it snow in Smyrna in January?
What is the average length of the day in January in Smyrna?
When are sunrise and sunset in January?
How many hours of sunshine does Smyrna have in January?
What is the month with the lowest UV index in Smyrna?
What is the UV index intensity in January?
Average temperature in January
Smyrna, SC
- Average high temperature in January: 48.7°F
The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (48.7°F).
- Average low temperature in January: 32.7°F
The month with the highest average low temperature is July (68.7°F).
The coldest month (with the lowest average low temperature) is January (32.7°F).
Average pressure in January
Smyrna, SC
- Average pressure in January: 30.14"Hg
The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in January
Smyrna, SC
- Average wind speed in January: 6.3mph
The windiest month (with the highest average wind speed) is April (6.9mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).
Average humidity in January
Smyrna, SC
- Average humidity in January: 73%
The month with the highest relative humidity is December (76%).
The month with the lowest relative humidity is July (70%).
Average rainfall in January
Smyrna, SC
- Average rainfall in January: 2.28"
The wettest month (with the highest rainfall) is August (3.11").
The driest month (with the least rainfall) is October (1.73").
Average rainfall days in January
Smyrna, SC
- Average rainfall days in January: 9.4 days
The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is November (8.6 days).
Average snowfall in January
Smyrna, SC
- Average snowfall in January: 1.38"
The month with the highest snowfall is December (2.01").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in January
Smyrna, SC
- Average snowfall days in January: 1.2 days
The month with the highest number of snowfall days is February (1.8 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in January /
Average sunshine in January
Smyrna, SC
- 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 4min
The month with the most sunshine is June (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).
Average sunshine days in January
Smyrna, SC
- Average sunshine days in January: 19.5 days
The month with the most sunshine days is October (20.9 days).
The month with the least sunshine days is July (11.2 days).
Average UV index in January
Smyrna, SC
- 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
Smyrna, SC
- Average cloud cover in January: 38
The month with the most cloud cover is December (Cloud cover 43).
The months with the least cloud cover are June and July (Cloud cover 30).
Average visibility in January
Smyrna, SC
- 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).
Smyrna, South Carolina, USA
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