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
As Sallisaw transitions into April, a rise in the average high-temperature is observed, moving from a refreshing 61.5°F (16.4°C) in March to a pleasant 70.5°F (21.4°C). During April, Sallisaw sees a mean low-temperature of 50.9°F (10.5°C).Humidity
In April, the average relative humidity is 75%.Rainfall
In April, the rain falls for 14.3 days. Throughout April, 3.66" (93mm) of precipitation is accumulated. In Sallisaw, during the entire year, the rain falls for 145.3 days and collects up to 35.79" (909mm) of precipitation.Snowfall
April through October are months without snowfall.Daylight
The average length of the day in April is 13h and 7min.On the first day of April, sunrise is at 7:04 am and sunset at 7:41 pm. On the last day of the month, sunrise is at 6:27 am and sunset at 8:04 pm CDT.
Sunshine
The average sunshine in April is 8.2h.UV index
In Sallisaw, the average daily maximum UV index in April is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: The daily high UV index of 5 in April translates into this advice:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. To cut down UV radiation exposure by about half, sport a wide-brim hat. 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 are April temperatures?
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 Sallisaw have in April?
When is the sunrise / sunset in April in Sallisaw?
How long on average sun shines in April in Sallisaw?
What is the UV index reading in April?
Average temperature in April
Sallisaw, OK
- Average high temperature in April: 70.5°F
The warmest month (with the highest average high temperature) is July (92.7°F).
The month with the lowest average high temperature is January (48°F).
- Average low temperature in April: 50.9°F
The month with the highest average low temperature is July (71.2°F).
The coldest month (with the lowest average low temperature) is January (31.6°F).
Average pressure in April
Sallisaw, OK
- Average pressure in April: 29.93"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in April
Sallisaw, OK
- Average wind speed in April: 8.4mph
The windiest month (with the highest average wind speed) is April (8.4mph).
The calmest month (with the lowest average wind speed) is July (5.2mph).
Average humidity in April
Sallisaw, OK
- Average humidity in April: 75%
The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is August (69%).
Average rainfall in April
Sallisaw, OK
- Average rainfall in April: 3.66"
The wettest month (with the highest rainfall) is May (4.61").
The driest month (with the least rainfall) is February (2.2").
Average rainfall days in April
Sallisaw, OK
- Average rainfall days in April: 14.3 days
The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is January (8.7 days).
Average snowfall in April
Sallisaw, OK
- Average snowfall in April: 0"
The month with the highest snowfall is February (0.94").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in April
Sallisaw, OK
- Average snowfall days in April: 0.2 days
The month with the highest number of snowfall days is February (2 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in April /
Average sunshine in April
Sallisaw, OK
- Average daylight in April: 13h and 1min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in April: 8h and 1min
The months with the most sunshine are July and August (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).
Average sunshine days in April
Sallisaw, OK
- Average sunshine days in April: 13.9 days
The month with the most sunshine days is January (20.5 days).
The month with the least sunshine days is May (13.3 days).
Average UV index in April
Sallisaw, OK
- Average UV index in April: 5
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are February and December (UV index 2).
Average cloud cover in April
Sallisaw, OK
- Average cloud cover in April: 40
The month with the most cloud cover is February (Cloud cover 44).
The month with the least cloud cover is August (Cloud cover 23).
Average visibility in April
Sallisaw, OK
- 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).
Sallisaw, Oklahoma, USA
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