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
Harrington's transition into April brings a rise in the average high-temperature, moving from a fresh 50.5°F (10.3°C) in March to an enjoyable 61.5°F (16.4°C). During April, Harrington experiences an average low-temperature of 47.1°F (8.4°C) at night.Humidity
The months with the lowest humidity are January, March, April and November, with an average relative humidity of 74%.Rainfall
In Harrington, during April, the rain falls for 15.1 days and regularly aggregates up to 2.48" (63mm) of precipitation. Throughout the year, there are 167.5 rainfall days, and 35.35" (898mm) of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall. April is the last month it regularly snows. During 0.1 snowfall days, in April, Harrington aggregates 0.12" (3mm) of snow. Throughout the year, there are 12.5 snowfall days, and 5.94" (151mm) of snow is accumulated.Daylight
In April, the average length of the day is 13h and 15min.On the first day of April, sunrise is at 6:45 am and sunset at 7:26 pm. On the last day of the month, sunrise is at 6:04 am and sunset at 7:54 pm EDT.
Sunshine
In Harrington, the average sunshine in April is 8.6h.UV index
In April, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for average individuals.Note: A maximum UV index of 4 in April translates into the following recommendations:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in April?
What is the least humid month?
What is the average humidity in April?
How many days does it rain in April?
What is the last month it snows?
What is the average length of the day in April?
When is the sunrise / sunset in April?
How many hours of sunshine does Harrington have in April?
What is the UV index intensity in April?
Average temperature in April
Harrington, DE
- Average high temperature in April: 61.5°F
The warmest month (with the highest average high temperature) is July (84.2°F).
The month with the lowest average high temperature is January (40.3°F).
- Average low temperature in April: 47.1°F
The month with the highest average low temperature is July (69.8°F).
The coldest month (with the lowest average low temperature) is January (28.8°F).
Average pressure in April
Harrington, DE
- Average pressure in April: 29.99"Hg
The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in April
Harrington, DE
- Average wind speed in April: 9.9mph
The windiest month (with the highest average wind speed) is February (10.1mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).
Average humidity in April
Harrington, DE
- Average humidity in April: 74%
The months with the highest relative humidity are May, August and September (79%).
The months with the lowest relative humidity are January, March, April and November (74%).
Average rainfall in April
Harrington, DE
- Average rainfall in April: 2.48"
The wettest month (with the highest rainfall) is August (3.9").
The driest month (with the least rainfall) is January (2.13").
Average rainfall days in April
Harrington, DE
- Average rainfall days in April: 15.1 days
The month with the highest number of rainy days is July (18.8 days).
The month with the least rainy days is November (9 days).
Average snowfall in April
Harrington, DE
- Average snowfall in April: 0.12"
The month with the highest snowfall is January (1.93").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in April
Harrington, DE
- Average snowfall days in April: 0.1 days
The month with the highest number of snowfall days is January (4.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in April /
Average sunshine in April
Harrington, DE
- Average daylight in April: 13h and 1min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in April: 8h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).
Average sunshine days in April
Harrington, DE
- Average sunshine days in April: 13.1 days
The month with the most sunshine days is November (19.4 days).
The month with the least sunshine days is July (9.7 days).
Average UV index in April
Harrington, DE
- Average UV index in April: 4
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
Harrington, DE
- Average cloud cover in April: 42
The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 30).
Average visibility in April
Harrington, DE
- 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).
Harrington, Delaware, USA
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