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
With the onset of April, the average high-temperature slightly shifts from March's comfortable 63.1°F (17.3°C) to a pleasant 73°F (22.8°C). During April, the average low-temperature is a fresh 53.1°F (11.7°C).Humidity
In April, the average relative humidity is 74%.Rainfall
In Waterloo, South Carolina, during April, the rain falls for 13.1 days and regularly aggregates up to 2.68" (68mm) of precipitation. In Waterloo, during the entire year, the rain falls for 152.7 days and collects up to 31.34" (796mm) of precipitation.Snowfall
April through December are months without snowfall.Daylight
In April, the average length of the day in Waterloo is 13h and 4min.On the first day of April, sunrise is at 7:14 am and sunset at 7:49 pm. On the last day of the month, sunrise is at 6:38 am and sunset at 8:12 pm EDT.
Sunshine
In April, the average sunshine is 8.9h.UV index
In Waterloo, the average daily maximum UV index in April is 6. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for the ordinary person.Note: A maximum daily UV index of 6 during April morphs into the following directions:
Evade overexposure. Individuals with fair skin risk burning in under 20 minutes. Stay in the shade and limit direct sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its strongest. Remember, however, that not all shade structures provide full sun protection. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in April in Waterloo?
What is the average humidity in April in Waterloo?
How many days does it rain in April in Waterloo?
When it does not snow in Waterloo?
Does it snow in Waterloo in April?
How many hours of daylight does Waterloo have in April?
What time are sunrise and sunset in April in Waterloo?
How long on average sun shines in April in Waterloo?
What is the UV index intensity in April in Waterloo?
Average temperature in April
Waterloo, SC
- Average high temperature in April: 73°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 (51.4°F).
- Average low temperature in April: 53.1°F
The month with the highest average low temperature is July (70.7°F).
The coldest month (with the lowest average low temperature) is January (35.1°F).
Average pressure in April
Waterloo, 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 (29.98"Hg).
Average wind speed in April
Waterloo, SC
- Average wind speed in April: 7.4mph
The windiest months (with the highest average wind speed) are February and April (7.4mph).
The calmest month (with the lowest average wind speed) is August (4.6mph).
Average humidity in April
Waterloo, SC
- Average humidity in April: 74%
The month with the highest relative humidity is December (77%).
The month with the lowest relative humidity is July (70%).
Average rainfall in April
Waterloo, SC
- Average rainfall in April: 2.68"
The wettest month (with the highest rainfall) is December (3.39").
The driest month (with the least rainfall) is September (1.57").
Average rainfall days in April
Waterloo, SC
- Average rainfall days in April: 13.1 days
The month with the highest number of rainy days is July (17.2 days).
The month with the least rainy days is October (8.5 days).
Average snowfall in April
Waterloo, SC
- Average snowfall in April: 0"
The month with the highest snowfall is February (0.87").
The months with the least snowfall are April, May, June, July, August, September, October, November and December (0").
Average snowfall days in April
Waterloo, SC
- Average snowfall days in April: 0 days
The month with the highest number of snowfall days is January (0.7 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in April /
Average sunshine in April
Waterloo, 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: 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
Waterloo, SC
- Average sunshine days in April: 15.3 days
The month with the most sunshine days is October (21.1 days).
The month with the least sunshine days is August (11.4 days).
Average UV index in April
Waterloo, SC
- Average UV index in April: 6
The months with the highest UV index are June and August (UV index 7).
The month with the lowest UV index is January (UV index 2).
Average cloud cover in April
Waterloo, SC
- Average cloud cover in April: 34
The month with the most cloud cover is December (Cloud cover 43).
The months with the least cloud cover are June, July and October (Cloud cover 29).
Average visibility in April
Waterloo, 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).
Waterloo, South Carolina, USA
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