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
April's onset witnesses a shift in the average high-temperature, moving from an icy 40.8°F (4.9°C) in March to a cool 51.1°F (10.6°C). Throughout April, the temperature falls to an average low of 37.9°F (3.3°C).Humidity
In Greendale, Wisconsin, the average relative humidity in April is 76%.Rainfall
In April, the rain falls for 13.8 days. Throughout April, 2.52" (64mm) of precipitation is accumulated. Throughout the year, in Greendale, there are 129 rainfall days, and 20.35" (517mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In Greendale, in April, snow falls for 2.1 days, with typically accumulated 1.06" (27mm) of snow. In Greendale, during the entire year, snow falls for 45.9 days and aggregates up to 12.09" (307mm) of snow.Daylight
In April, the average length of the day in Greendale is 13h and 26min.On the first day of the month, sunrise is at 6:32 am and sunset at 7:18 pm. On the last day of April, sunrise is at 5:46 am and sunset at 7:52 pm CDT.
Sunshine
In April, the average sunshine in Greendale is 7.5h.UV index
The average daily maximum UV index in April is 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for the average person.Note: In April, a daily UV index of 3 turns into the following recommendations:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Enhance your sun protection with tightly woven, yet airy clothing. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average April temperature in Greendale?
What is the average humidity in April in Greendale?
How many days does it rain in April in Greendale?
How many days does it snow in April in Greendale?
What is the average length of the day in April in Greendale?
When is the sunrise / sunset in April in Greendale?
How many hours of sunshine does Greendale have in April?
How high is the UV index in April in Greendale?
Average temperature in April
Greendale, WI
- Average high temperature in April: 51.1°F
The warmest month (with the highest average high temperature) is July (78.3°F).
The month with the lowest average high temperature is January (26.1°F).
- Average low temperature in April: 37.9°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (16°F).
Average pressure in April
Greendale, WI
- Average pressure in April: 29.96"Hg
The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in April
Greendale, WI
- Average wind speed in April: 10.4mph
The windiest month (with the highest average wind speed) is January (11.1mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).
Average humidity in April
Greendale, WI
- Average humidity in April: 76%
The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is October (75%).
Average rainfall in April
Greendale, WI
- Average rainfall in April: 2.52"
The wettest month (with the highest rainfall) is July (2.6").
The driest month (with the least rainfall) is December (0.79").
Average rainfall days in April
Greendale, WI
- Average rainfall days in April: 13.8 days
The month with the highest number of rainy days is July (16.7 days).
The month with the least rainy days is February (3.2 days).
Average snowfall in April
Greendale, WI
- Average snowfall in April: 1.06"
The month with the highest snowfall is January (3.23").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Greendale, WI
- Average snowfall days in April: 2.1 days
The month with the highest number of snowfall days is January (13 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Greendale, WI
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in April: 7h and 3min
The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days in April
Greendale, WI
- Average sunshine days in April: 13.5 days
The month with the most sunshine days is November (18.2 days).
The month with the least sunshine days is July (11.4 days).
Average UV index in April
Greendale, WI
- Average UV index in April: 3
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in April
Greendale, WI
- Average cloud cover in April: 50
The month with the most cloud cover is January (Cloud cover 63).
The months with the least cloud cover are July and August (Cloud cover 29).
Average visibility in April
Greendale, WI
- 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).
Greendale, Wisconsin, USA
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