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
The onset of April brings a temperature shift, with the average high-temperature moving from a comfortable 61.3°F (16.3°C) in March to an agreeable 71.4°F (21.9°C). Lyman, during April, witnesses an average low-temperature of 51.1°F (10.6°C).Humidity
The average relative humidity in April is 73%.Rainfall
In April, the rain falls for 12.3 days. Throughout April, 2.64" (67mm) of precipitation is accumulated. Throughout the year, there are 141 rainfall days, and 28.5" (724mm) of precipitation is accumulated.Snowfall
April through October are months without snowfall.Daylight
In April, the average length of the day is 13h and 5min.On the first day of the month, sunrise is at 7:14 am and sunset at 7:50 pm. On the last day of April, sunrise is at 6:37 am and sunset at 8:13 pm EDT.
Sunshine
In Lyman, the average sunshine in April is 8.9h.UV index
The average daily maximum UV index in April in Lyman is 5. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the ordinary person.Note: A typical high UV index of 5 in April suggests the following recommendations:
Be vigilant - A duty to shield skin and eyes from injury exists. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. A hat with a broad brim is indispensable, filtering out up to half of UV rays.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Lyman in April?
What is the average humidity in April?
How many days does it rain in April?
When it does not snow?
Does it snow in April?
What is the average length of the day in April in Lyman?
What time are sunrise and sunset in April?
How many hours of sunshine does Lyman have in April?
How high is the UV index in April?
Average temperature in April
Lyman, SC
- Average high temperature in April: 71.4°F
The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (48.9°F).
- Average low temperature in April: 51.1°F
The month with the highest average low temperature is July (69.1°F).
The coldest month (with the lowest average low temperature) is January (32.9°F).
Average pressure in April
Lyman, SC
- Average pressure in April: 30.01"Hg
The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).
Average wind speed in April
Lyman, SC
- Average wind speed in April: 7mph
The windiest month (with the highest average wind speed) is April (7mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).
Average humidity in April
Lyman, SC
- Average humidity in April: 73%
The month with the highest relative humidity is December (76%).
The month with the lowest relative humidity is July (67%).
Average rainfall in April
Lyman, SC
- Average rainfall in April: 2.64"
The wettest month (with the highest rainfall) is December (3.35").
The driest month (with the least rainfall) is September (1.38").
Average rainfall days in April
Lyman, SC
- Average rainfall days in April: 12.3 days
The month with the highest number of rainy days is July (15.3 days).
The month with the least rainy days is November (8.2 days).
Average snowfall in April
Lyman, SC
- Average snowfall in April: 0"
The month with the highest snowfall is December (2.2").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in April
Lyman, SC
- Average snowfall days in April: 0 days
The month with the highest number of snowfall days is February (1.6 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
Lyman, SC
- Average daylight in April: 13h 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 54min).
- Average sunshine in April: 8h and 5min
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 18min).
Average sunshine days in April
Lyman, SC
- Average sunshine days in April: 16.2 days
The month with the most sunshine days is October (22.3 days).
The month with the least sunshine days is August (13.3 days).
Average UV index in April
Lyman, SC
- Average UV index in April: 5
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 April
Lyman, SC
- Average cloud cover in April: 35
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 28).
Average visibility in April
Lyman, 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).
Lyman, South Carolina, USA
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