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, having an average high-temperature of 55.6°F (13.1°C) and an average low-temperature of 39.9°F (4.4°C), is the coldest month.Humidity
January and November, with an average relative humidity of 71%, are the least humid months.Rainfall
In January, the rain falls for 9.8 days. Throughout January, 2.01" (51mm) of precipitation is accumulated. Throughout the year, there are 159.8 rainfall days, and 31.3" (795mm) of precipitation is accumulated.Snowfall
January and February are months with snowfall. January is the first month it typically snows. Throughout January, in the average 0.3 snowfall days, it receives 0.04" (1mm) of snow. In Sylvania, during the entire year, snow falls for 0.7 days and aggregates up to 0.16" (4mm) of snow.Daylight
The average length of the day in January in Sylvania is 10h and 17min.On the first day of January, sunrise is at 7:28 am and sunset at 5:31 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 5:57 pm EST.
Sunshine
The average sunshine in January is 5.8h.UV index
January and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for average individuals.Note: The maximum UV index, 3 during January, leads to the following recommendations:
Make use of precautions - Suggestions to resist sunburn are communicated. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on 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 month is the coldest?
What is the average January temperature in Sylvania?
What is the least humid month?
What is the average humidity in January?
How many days does it rain in January in Sylvania?
When does it start snowing?
What is the average length of the day in January?
When are sunrise and sunset in January?
How many hours of sunshine does Sylvania have in January?
What is the month with the lowest UV index?
What is the UV index reading in January?
Average temperature in January
Sylvania, GA
- Average high temperature in January: 55.6°F
The warmest month (with the highest average high temperature) is July (90.7°F).
The month with the lowest average high temperature is January (55.6°F).
- Average low temperature in January: 39.9°F
The month with the highest average low temperature is July (73.2°F).
The coldest month (with the lowest average low temperature) is January (39.9°F).
Average pressure in January
Sylvania, GA
- Average pressure in January: 30.14"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).
Average wind speed in January
Sylvania, GA
- Average wind speed in January: 7.1mph
The windiest month (with the highest average wind speed) is April (7.7mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).
Average humidity in January
Sylvania, GA
- Average humidity in January: 71%
The month with the highest relative humidity is August (77%).
The months with the lowest relative humidity are January and November (71%).
Average rainfall in January
Sylvania, GA
- Average rainfall in January: 2.01"
The wettest month (with the highest rainfall) is August (3.74").
The driest month (with the least rainfall) is November (1.46").
Average rainfall days in January
Sylvania, GA
- Average rainfall days in January: 9.8 days
The month with the highest number of rainy days is August (20.2 days).
The month with the least rainy days is November (7.4 days).
Average snowfall in January
Sylvania, GA
- Average snowfall in January: 0.04"
The month with the highest snowfall is February (0.12").
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in January
Sylvania, GA
- Average snowfall days in January: 0.3 days
The months with the highest number of snowfall days are January and February (0.3 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).
Average daylight in January /
Average sunshine in January
Sylvania, GA
- Average daylight in January: 10h and 2min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in January: 5h and 5min
The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 30min).
Average sunshine days in January
Sylvania, GA
- Average sunshine days in January: 19.3 days
The month with the most sunshine days is November (21.2 days).
The month with the least sunshine days is August (8.3 days).
Average UV index in January
Sylvania, GA
- Average UV index in January: 3
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 3).
Average cloud cover in January
Sylvania, GA
- Average cloud cover in January: 36
The months with the most cloud cover are February and December (Cloud cover 41).
The month with the least cloud cover is October (Cloud cover 28).
Average visibility in January
Sylvania, GA
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Sylvania, Georgia, USA
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