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, Helena's weather sees a temperature rise, transitioning from an enjoyable 61.7°F (16.5°C) in March to an agreeable 71.2°F (21.8°C). Helena experiences a nighttime temperature average of 54.1°F (12.3°C) during April.Humidity
In April, the average relative humidity in Helena is 77%.Rainfall
April is the month with the most rainfall. Rain falls for 10.8 days and accumulates 1.89" (48mm) of precipitation.Snowfall
In Helena, snow does not fall in March through November.Daylight
In Helena, Arkansas, the average length of the day in April is 13h and 5min.On the first day of April, sunrise is at 6:48 am and sunset at 7:23 pm. On the last day of the month, sunrise is at 6:12 am and sunset at 7:46 pm CDT.
Sunshine
In Helena, the average sunshine in April is 9.1h.UV index
The average daily maximum UV index in April in Helena, Arkansas, is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the average person.Note: The maximum daily UV index of 5 in April converts into the following recommendations:
Preventative actions are necessary - Recommendations to ward off sunburn are given. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average April temperature in Helena?
What is the average humidity in April in Helena?
What is the rainiest month in Helena?
How many days does it rain in April in Helena?
When it does not snow in Helena?
How many hours of daylight does Helena have in April?
When are sunrise and sunset in April in Helena?
How many hours of sunshine does Helena have in April?
How high is the UV index in April in Helena?
Average temperature in April
Helena, AR
- Average high temperature in April: 71.2°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 (48°F).
- Average low temperature in April: 54.1°F
The month with the highest average low temperature is July (73°F).
The coldest month (with the lowest average low temperature) is January (35.4°F).
Average pressure in April
Helena, AR
- Average pressure in April: 29.97"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in April
Helena, AR
- Average wind speed in April: 8.8mph
The windiest month (with the highest average wind speed) is February (9.6mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in April
Helena, AR
- Average humidity in April: 77%
The months with the highest relative humidity are March and December (78%).
The month with the lowest relative humidity is October (67%).
Average rainfall in April
Helena, AR
- Average rainfall in April: 1.89"
The wettest month (with the highest rainfall) is April (1.89").
The driest month (with the least rainfall) is September (0.67").
Average rainfall days in April
Helena, AR
- Average rainfall days in April: 10.8 days
The month with the highest number of rainy days is July (15 days).
The month with the least rainy days is November (6.7 days).
Average snowfall in April
Helena, AR
- Average snowfall in April: 0"
The month with the highest snowfall is February (0.28").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").
Average snowfall days in April
Helena, AR
- Average snowfall days in April: 0 days
The month with the highest number of snowfall days is February (1.3 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Helena, AR
- 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: 9h and 1min
The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in April
Helena, AR
- Average sunshine days in April: 18.2 days
The month with the most sunshine days is November (22.5 days).
The month with the least sunshine days is July (13.3 days).
Average UV index in April
Helena, AR
- Average UV index in April: 5
The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January, February and December (UV index 3).
Average cloud cover in April
Helena, AR
- Average cloud cover in April: 36
The month with the most cloud cover is February (Cloud cover 47).
The month with the least cloud cover is June (Cloud cover 25).
Average visibility in April
Helena, 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).
Helena, Arkansas, USA
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