Contents
- Weather in April
- Frequently asked questions
- Average temperature in April
- Average pressure in April
- Average wind speed in April
- Average humidity in April
- Average rainfall in April
- Average rainfall days in April
- Average snowfall in April
- Average snowfall days in April
- Average daylight in April
- Average sunshine in April
- Average sunshine days in April
- Average UV index in April
- Average cloud cover in April
- Average visibility in April
Weather in April
Temperature
In April, the average high-temperature increases from a refreshing 61.3°F (16.3°C) in March to an agreeable 71.6°F (22°C). The nighttime temperature in Jefferson dips to a fresh 53.4°F (11.9°C) on average during April.Humidity
In Jefferson, the average relative humidity in April is 73%.Rainfall
In Jefferson, in April, during 14.6 rainfall days, 2.87" (73mm) of precipitation is typically accumulated. In Jefferson, during the entire year, the rain falls for 166.4 days and collects up to 33.7" (856mm) of precipitation.Snowfall
April through October are months without snowfall.Daylight
In April, the average length of the day in Jefferson, South Carolina, is 13h and 5min.On the first day of the month, sunrise is at 7:07 am and sunset at 7:43 pm. On the last day of April, in Jefferson, sunrise is at 6:31 am and sunset at 8:05 pm EDT.
Sunshine
In April, the average sunshine in Jefferson is 9.3h.UV index
In April, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for average individuals.Note: The maximum UV index, 5 during April, leads to the following recommendations:
Make use of precautions - Shielding skin and eyes from injury is a requirement. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. Enhance your sun protection with tightly woven, yet airy clothing.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are April temperatures in Jefferson?
What is the average humidity in April in Jefferson?
How many days does it rain in April in Jefferson?
When it does not snow in Jefferson?
Does it snow in Jefferson in April?
How many hours of daylight does Jefferson have in April?
What time are sunrise and sunset in April in Jefferson?
How many hours of sunshine does Jefferson have in April?
How high is the UV index in April in Jefferson?
Average temperature in April
Jefferson, SC
- Average high temperature in April: 71.6°F
The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is January (50.2°F).
- Average low temperature in April: 53.4°F
The month with the highest average low temperature is July (72°F).
The coldest month (with the lowest average low temperature) is January (35.2°F).
Average pressure in April
Jefferson, SC
- Average pressure in April: 30.02"Hg
The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).
Average wind speed in April
Jefferson, SC
- Average wind speed in April: 8.3mph
The windiest month (with the highest average wind speed) is April (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).
Average humidity in April
Jefferson, SC
- Average humidity in April: 73%
The months with the highest relative humidity are May and December (75%).
The months with the lowest relative humidity are January, March, July and November (71%).
Average rainfall in April
Jefferson, SC
- Average rainfall in April: 2.87"
The wettest month (with the highest rainfall) is August (3.54").
The driest month (with the least rainfall) is October (2.17").
Average rainfall days in April
Jefferson, SC
- Average rainfall days in April: 14.6 days
The month with the highest number of rainy days is July (19 days).
The month with the least rainy days is October (9.5 days).
Average snowfall in April
Jefferson, SC
- Average snowfall in April: 0"
The month with the highest snowfall is February (1.34").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in April
Jefferson, SC
- Average snowfall days in April: 0 days
The month with the highest number of snowfall days is February (1.4 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in April /
Average sunshine in April
Jefferson, SC
- Average daylight in April: 13h 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 April: 9h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 30min).
Average sunshine days in April
Jefferson, SC
- Average sunshine days in April: 13.4 days
The month with the most sunshine days is October (20.4 days).
The month with the least sunshine days is July (9.7 days).
Average UV index in April
Jefferson, SC
- Average UV index in April: 5
The months with the highest UV index are June and July (UV index 7).
The month with the lowest UV index is January (UV index 2).
Average cloud cover in April
Jefferson, SC
- Average cloud cover in April: 35
The months with the most cloud cover are February, March and December (Cloud cover 41).
The month with the least cloud cover is June (Cloud cover 28).
Average visibility in April
Jefferson, SC
- Average visibility in April: 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).
Jefferson, South Carolina, USA
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