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 58.3°F (14.6°C) in March to a still refreshing 67.5°F (19.7°C). In April, the temperature drops to an average of 48.7°F (9.3°C) at night.Humidity
In Johnson, the average relative humidity in April is 75%.Rainfall
In Johnson, during April, the rain falls for 15.9 days and regularly aggregates up to 3.27" (83mm) of precipitation. In Johnson, during the entire year, the rain falls for 161.1 days and collects up to 34.09" (866mm) of precipitation.Snowfall
Months with snowfall are January through May, November and December. In April, it is snowing for 0.3 days. Throughout April, 0.04" (1mm) of snow is accumulated. In Johnson, Arkansas, during the entire year, snow falls for 14.6 days and aggregates up to 6.22" (158mm) of snow.Daylight
The average length of the day in April is 13h and 8min.On the first day of April, sunrise is at 7:01 am and sunset at 7:39 pm. On the last day of the month, sunrise is at 6:23 am and sunset at 8:03 pm CDT.
Sunshine
The average sunshine in April is 8.4h.UV index
In Johnson, Arkansas, the average daily maximum UV index in April is 4. 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: In April, the maximum UV index of 4 suggests these recommendations:
Undertake protective steps - Recommendations to avoid sunburn are issued. Around midday, solar radiation is most harmful; hence, exposure should be limited. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Johnson in April?
What is the average humidity in April?
How much does it rain in April?
How many days does it snow in April?
What is the average length of the day in April?
When is the sunrise / sunset in April?
How many hours of sunshine does Johnson have in April?
What is the UV index reading in April in Johnson?
Average temperature in April
Johnson, AR
- Average high temperature in April: 67.5°F
The warmest month (with the highest average high temperature) is July (89.2°F).
The month with the lowest average high temperature is January (44.4°F).
- Average low temperature in April: 48.7°F
The month with the highest average low temperature is July (68.7°F).
The coldest month (with the lowest average low temperature) is January (28.6°F).
Average pressure in April
Johnson, AR
- Average pressure in April: 29.94"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in April
Johnson, AR
- Average wind speed in April: 9.6mph
The windiest month (with the highest average wind speed) is April (9.6mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).
Average humidity in April
Johnson, AR
- Average humidity in April: 75%
The months with the highest relative humidity are March and May (77%).
The months with the lowest relative humidity are August and October (72%).
Average rainfall in April
Johnson, AR
- Average rainfall in April: 3.27"
The wettest month (with the highest rainfall) is May (4.13").
The driest month (with the least rainfall) is February (1.81").
Average rainfall days in April
Johnson, AR
- Average rainfall days in April: 15.9 days
The month with the highest number of rainy days is May (18.1 days).
The month with the least rainy days is January (8.7 days).
Average snowfall in April
Johnson, AR
- Average snowfall in April: 0.04"
The month with the highest snowfall is February (2.05").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in April
Johnson, AR
- Average snowfall days in April: 0.3 days
The month with the highest number of snowfall days is February (4.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Johnson, AR
- Average daylight in April: 13h and 1min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in April: 8h and 2min
The month with the most sunshine is August (Average sunshine: 10h and 42min).
The months with the least sunshine are January and December (Average sunshine: 5h and 30min).
Average sunshine days in April
Johnson, AR
- Average sunshine days in April: 12.5 days
The months with the most sunshine days are January and December (18.5 days).
The month with the least sunshine days is July (10.5 days).
Average UV index in April
Johnson, AR
- 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
Johnson, AR
- Average cloud cover in April: 41
The months with the most cloud cover are February and March (Cloud cover 45).
The month with the least cloud cover is August (Cloud cover 25).
Average visibility in April
Johnson, AR
- 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).
Johnson, Arkansas, USA
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