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 arrival brings a change in high-temperatures, moving from an icy 38.7°F (3.7°C) in March to a cool 51.1°F (10.6°C). Royalton records an average nighttime low-temperature of 35.4°F (1.9°C) throughout April.Humidity
The least humid month is April, with an average relative humidity of 76%.Rainfall
In Royalton, in April, it is raining for 14.3 days, with typically 2.64" (67mm) of accumulated precipitation. Throughout the year, there are 132 rainfall days, and 25.79" (655mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In Royalton, in April, snow falls for 4 days, with typically accumulated 2.91" (74mm) of snow. In Royalton, during the entire year, snow falls for 57.1 days and aggregates up to 24.8" (630mm) of snow.Daylight
In April, the average length of the day is 13h and 30min.On the first day of April, sunrise is at 6:34 am and sunset at 7:23 pm. On the last day of the month, sunrise is at 5:46 am and sunset at 7:58 pm CDT.
Sunshine
The average sunshine in April is 7.4h.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 ordinary individuals.Note: The maximum UV index, 3 during April, leads to the following recommendations:
Preventative actions are necessary - Recommendations to ward off sunburn are given. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average April temperature in Royalton?
What is the least humid month in Royalton?
What is the average humidity in April in Royalton?
How many days does it rain in April in Royalton?
How much does it snow in Royalton in April?
How many hours of daylight does Royalton have in April?
When are sunrise and sunset in April in Royalton?
How long on average sun shines in April in Royalton?
What is the UV index intensity in April in Royalton?
Average temperature in April
Royalton, WI
- Average high temperature in April: 51.1°F
The warmest month (with the highest average high temperature) is July (78.4°F).
The month with the lowest average high temperature is January (21.9°F).
- Average low temperature in April: 35.4°F
The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is January (10.6°F).
Average pressure in April
Royalton, WI
- Average pressure in April: 29.97"Hg
The months with the highest atmospheric pressure are January, February and March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in April
Royalton, WI
- Average wind speed in April: 9.8mph
The windiest month (with the highest average wind speed) is April (9.8mph).
The calmest month (with the lowest average wind speed) is August (7mph).
Average humidity in April
Royalton, WI
- Average humidity in April: 76%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is April (76%).
Average rainfall in April
Royalton, WI
- Average rainfall in April: 2.64"
The wettest month (with the highest rainfall) is May (3.66").
The driest month (with the least rainfall) is January (1.18").
Average rainfall days in April
Royalton, WI
- Average rainfall days in April: 14.3 days
The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is January (4 days).
Average snowfall in April
Royalton, WI
- Average snowfall in April: 2.91"
The month with the highest snowfall is January (6.06").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Royalton, WI
- Average snowfall days in April: 4 days
The month with the highest number of snowfall days is December (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
Royalton, WI
- Average daylight in April: 13h and 3min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in April: 7h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days in April
Royalton, WI
- Average sunshine days in April: 11.7 days
The month with the most sunshine days is November (16.7 days).
The month with the least sunshine days is April (11.7 days).
Average UV index in April
Royalton, WI
- Average UV index in April: 3
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover in April
Royalton, WI
- Average cloud cover in April: 51
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is July (Cloud cover 33).
Average visibility in April
Royalton, WI
- Average visibility in April: 6mi
The months with the highest visibility are March, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February and December (5mi).
Royalton, Wisconsin, USA
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