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
Joanna, South Carolina, records the coldest temperatures in January, averaging a high of 51.3°F (10.7°C) and a low of 34.7°F (1.5°C).Humidity
In January, the average relative humidity in Joanna is 73%.Rainfall
In Joanna, in January, it is raining for 10.8 days, with typically 2.64" (67mm) of accumulated precipitation. Throughout the year, in Joanna, there are 150.3 rainfall days, and 31.85" (809mm) of precipitation is accumulated.Snowfall
January through March and December are months with snowfall in Joanna. In January, it is snowing for 0.8 days. Throughout January, 0.51" (13mm) of snow is accumulated. Throughout the year, there are 2.4 snowfall days, and 2.36" (60mm) of snow is accumulated.Daylight
The average length of the day in January is 10h and 10min.On the first day of January in Joanna, sunrise is at 7:33 am and sunset at 5:27 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 5:55 pm EST.
Sunshine
In January, the average sunshine is 5.4h.UV index
With an average maximum UV index of 2, January is the month with the lowest UV index in Joanna, South Carolina. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for the ordinary person.Note: During January, 2 as the daily maximum UV index converts into the following advice:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
Frequently asked questions
What part of the year is the coldest in Joanna?
What is the temperature in January in Joanna?
What is the average humidity in January in Joanna?
How many days does it rain in January in Joanna?
How much does it snow in Joanna in January?
How many hours of daylight does Joanna have in January?
When are sunrise and sunset in January in Joanna?
How long on average sun shines in January in Joanna?
What is the month with the lowest UV index in Joanna?
What is the UV index reading in January in Joanna?
Average temperature in January
Joanna, SC
- Average high temperature in January: 51.3°F
The warmest month (with the highest average high temperature) is July (91.8°F).
The month with the lowest average high temperature is January (51.3°F).
- Average low temperature in January: 34.7°F
The month with the highest average low temperature is July (70.3°F).
The coldest month (with the lowest average low temperature) is January (34.7°F).
Average pressure in January
Joanna, 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
Joanna, SC
- Average wind speed in January: 7.1mph
The windiest month (with the highest average wind speed) is April (7.4mph).
The calmest month (with the lowest average wind speed) is August (4.6mph).
Average humidity in January
Joanna, SC
- Average humidity in January: 73%
The month with the highest relative humidity is December (77%).
The month with the lowest relative humidity is July (70%).
Average rainfall in January
Joanna, SC
- Average rainfall in January: 2.64"
The wettest month (with the highest rainfall) is December (3.54").
The driest month (with the least rainfall) is September (1.69").
Average rainfall days in January
Joanna, SC
- Average rainfall days in January: 10.8 days
The month with the highest number of rainy days is August (16.5 days).
The months with the least rainy days are October and November (9 days).
Average snowfall in January
Joanna, SC
- Average snowfall in January: 0.51"
The month with the highest snowfall is February (0.98").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in January
Joanna, SC
- Average snowfall days in January: 0.8 days
The month with the highest number of snowfall days is February (0.9 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
Joanna, SC
- Average daylight in January: 10h and 1min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in January: 5h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 5h and 12min).
Average sunshine days in January
Joanna, SC
- Average sunshine days in January: 19.1 days
The month with the most sunshine days is October (21.3 days).
The month with the least sunshine days is July (12 days).
Average UV index in January
Joanna, SC
- Average UV index in January: 2
The month with the highest UV index is June (UV index 7).
The month with the lowest UV index is January (UV index 2).
Average cloud cover in January
Joanna, SC
- Average cloud cover in January: 39
The months with the most cloud cover are February and December (Cloud cover 44).
The months with the least cloud cover are June, July and October (Cloud cover 31).
Average visibility in January
Joanna, SC
- 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).
Joanna, South Carolina, USA
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