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
The shift from March to April brings an increase in the average high-temperature, moving from a mild 58.6°F (14.8°C) to a pleasant 68°F (20°C). During April, Siloam Springs experiences an average low-temperature of 49.1°F (9.5°C) at night.Humidity
In Siloam Springs, the average relative humidity in April is 75%.Rainfall
In April, in Siloam Springs, the rain falls for 15.9 days. Throughout April, 3.43" (87mm) of precipitation is accumulated. In Siloam Springs, during the entire year, the rain falls for 156 days and collects up to 34.41" (874mm) of precipitation.Snowfall
April, June through October are months without snowfall.Daylight
In April, the average length of the day is 13h and 8min.On the first day of the month, sunrise is at 7:03 am and sunset at 7:40 pm. On the last day of April, sunrise is at 6:25 am and sunset at 8:05 pm CDT.
Sunshine
The average sunshine in April is 8.1h.UV index
In Siloam Springs, the average daily maximum UV index in April is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for the average person.Note: An average maximum UV index of 5 in April leads to these recommendations:
Take necessary precautions - Protection from skin and eye injury is mandatory. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in April?
What is the average humidity in April?
How much does it rain in April?
When it does not snow?
Does it snow in April?
How many hours of daylight does Siloam Springs have in April?
What time are sunrise and sunset in April in Siloam Springs?
How long on average sun shines in April?
How high is the UV index in April?
Average temperature in April
Siloam Springs, AR
- Average high temperature in April: 68°F
The warmest month (with the highest average high temperature) is July (90°F).
The month with the lowest average high temperature is January (44.4°F).
- Average low temperature in April: 49.1°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
Siloam Springs, AR
- Average pressure in April: 29.93"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The months with the lowest atmospheric pressure are April and June (29.93"Hg).
Average wind speed in April
Siloam Springs, AR
- Average wind speed in April: 10.4mph
The windiest month (with the highest average wind speed) is April (10.4mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).
Average humidity in April
Siloam Springs, AR
- Average humidity in April: 75%
The month with the highest relative humidity is May (78%).
The months with the lowest relative humidity are August and October (71%).
Average rainfall in April
Siloam Springs, AR
- Average rainfall in April: 3.43"
The wettest month (with the highest rainfall) is May (4.17").
The driest month (with the least rainfall) is February (1.73").
Average rainfall days in April
Siloam Springs, AR
- Average rainfall days in April: 15.9 days
The months with the highest number of rainy days are May and July (16.8 days).
The month with the least rainy days is January (8.8 days).
Average snowfall in April
Siloam Springs, AR
- Average snowfall in April: 0"
The month with the highest snowfall is February (1.14").
The months with the least snowfall are April, June, July, August, September and October (0").
Average snowfall days in April
Siloam Springs, AR
- Average snowfall days in April: 0.3 days
The months with the highest number of snowfall days are January and February (3.3 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in April /
Average sunshine in April
Siloam Springs, 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 42min).
- Average sunshine in April: 8h and 1min
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 24min).
Average sunshine days in April
Siloam Springs, AR
- Average sunshine days in April: 12.7 days
The month with the most sunshine days is December (19 days).
The month with the least sunshine days is July (11.2 days).
Average UV index in April
Siloam Springs, 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 and December (UV index 2).
Average cloud cover in April
Siloam Springs, AR
- Average cloud cover in April: 42
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 24).
Average visibility in April
Siloam Springs, 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).
Siloam Springs, Arkansas, USA
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