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 brings the lowest temperatures, with an average high of 51.8°F (11°C) and an average low of 35.4°F (1.9°C).Humidity
The average relative humidity in January is 73%.Rainfall
In January, the rain falls for 7.4 days. Throughout January, 0.67" (17mm) of precipitation is accumulated. In Grantville, during the entire year, the rain falls for 109.8 days and collects up to 8.82" (224mm) of precipitation.Snowfall
January and March are months with snowfall. The months with the most snowfall are January and March, with an average 0.04" (1mm) of accumulated snow.Daylight
The average length of the day in January is 10h and 15min.On the first day of January, sunrise is at 7:42 am and sunset at 5:42 pm. On the last day of the month, sunrise is at 7:35 am and sunset at 6:09 pm EST.
Sunshine
In Grantville, the average sunshine in January is 6h.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the average person.Note: The maximum daily UV index of 3 in January converts into the following recommendations:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. Around midday, solar radiation is most harmful; hence, exposure should be limited. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What month is the coldest?
What is the usual temperature for Grantville in January?
What is the average humidity in January?
How much does it rain in January?
When does it snow the most?
When does it start to snow?
What is the average length of the day in January?
What time are sunrise and sunset in January?
How many hours of sunshine does Grantville have in January?
What are the months with the lowest UV index?
What is the UV index intensity in January?
Average temperature in January
Grantville, GA
- Average high temperature in January: 51.8°F
The warmest month (with the highest average high temperature) is July (89.4°F).
The month with the lowest average high temperature is January (51.8°F).
- Average low temperature in January: 35.4°F
The month with the highest average low temperature is July (70°F).
The coldest month (with the lowest average low temperature) is January (35.4°F).
Average pressure in January
Grantville, GA
- Average pressure in January: 30.16"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in January
Grantville, GA
- Average wind speed in January: 7.8mph
The windiest month (with the highest average wind speed) is January (7.8mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).
Average humidity in January
Grantville, GA
- Average humidity in January: 73%
The month with the highest relative humidity is December (78%).
The months with the lowest relative humidity are October and November (72%).
Average rainfall in January
Grantville, GA
- Average rainfall in January: 0.67"
The wettest month (with the highest rainfall) is August (1.1").
The driest month (with the least rainfall) is September (0.35").
Average rainfall days in January
Grantville, GA
- Average rainfall days in January: 7.4 days
The month with the highest number of rainy days is July (14.1 days).
The month with the least rainy days is October (5.2 days).
Average snowfall in January
Grantville, GA
- Average snowfall in January: 0.04"
The months with the highest snowfall are January and March (0.04").
The months with the least snowfall are February, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in January
Grantville, GA
- Average snowfall days in January: 0.4 days
The month with the highest number of snowfall days is February (0.6 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
Grantville, GA
- Average daylight in January: 10h and 1min
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: 6h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 5h and 6min).
Average sunshine days in January
Grantville, GA
- Average sunshine days in January: 21.8 days
The month with the most sunshine days is October (24.3 days).
The month with the least sunshine days is July (12.3 days).
Average UV index in January
Grantville, GA
- Average UV index in January: 3
The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in January
Grantville, GA
- Average cloud cover in January: 41
The month with the most cloud cover is December (Cloud cover 46).
The months with the least cloud cover are June, September and October (Cloud cover 31).
Average visibility in January
Grantville, GA
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, September, October, November and December (6mi).
The month with the lowest visibility is August (5mi).
Grantville, Georgia, USA
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