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 showcases a minor temperature ascent, adjusting from March's comfortable 61.3°F (16.3°C) to a pleasant 69.4°F (20.8°C). In the month of April, the average low-temperature in Heyburn usually rests at a cool 50.9°F (10.5°C).Humidity
In Heyburn, the average relative humidity in April is 73%.Rainfall
In Heyburn, in April, during 14.2 rainfall days, 2.72" (69mm) of precipitation is typically accumulated. Throughout the year, in Heyburn, there are 129.3 rainfall days, and 29.13" (740mm) of precipitation is accumulated.Snowfall
In Heyburn, snow does not fall in April through October.Daylight
In April, the average length of the day in Heyburn is 13h and 8min.On the first day of the month, sunrise is at 7:10 am and sunset at 7:47 pm. On the last day of April, sunrise is at 6:32 am and sunset at 8:11 pm CDT.
Sunshine
The average sunshine in April in Heyburn is 8.2h.UV index
In Heyburn, the average daily maximum UV index in April is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: A maximum high UV index of 5 in April translates into the following recommendations:
Ensure safety - Imperative it is to shield skin and eyes from damage. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Frequently asked questions
What are April temperatures in Heyburn?
What is the average humidity in April in Heyburn?
How many days does it rain in April in Heyburn?
When it does not snow in Heyburn?
Does it snow in Heyburn in April?
How many hours of daylight does Heyburn have in April?
When are sunrise and sunset in April in Heyburn?
How long on average sun shines in April in Heyburn?
What is the UV index intensity in April in Heyburn?
Average temperature in April
Heyburn, OK
- Average high temperature in April: 69.4°F
The warmest month (with the highest average high temperature) is July (91.4°F).
The month with the lowest average high temperature is January (46.9°F).
- Average low temperature in April: 50.9°F
The month with the highest average low temperature is July (72.1°F).
The coldest month (with the lowest average low temperature) is January (31.5°F).
Average pressure in April
Heyburn, OK
- Average pressure in April: 29.91"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed in April
Heyburn, OK
- Average wind speed in April: 10.9mph
The windiest months (with the highest average wind speed) are March and April (10.9mph).
The calmest month (with the lowest average wind speed) is July (7.3mph).
Average humidity in April
Heyburn, OK
- Average humidity in April: 73%
The month with the highest relative humidity is May (80%).
The months with the lowest relative humidity are January and August (66%).
Average rainfall in April
Heyburn, OK
- Average rainfall in April: 2.72"
The wettest month (with the highest rainfall) is May (4.92").
The driest month (with the least rainfall) is January (1.22").
Average rainfall days in April
Heyburn, OK
- Average rainfall days in April: 14.2 days
The month with the highest number of rainy days is May (16.4 days).
The month with the least rainy days is January (5.4 days).
Average snowfall in April
Heyburn, OK
- Average snowfall in April: 0"
The month with the highest snowfall is February (1.65").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in April
Heyburn, OK
- Average snowfall days in April: 0.1 days
The month with the highest number of snowfall days is February (2.4 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
Heyburn, OK
- 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 1min
The month with the most sunshine is August (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).
Average sunshine days in April
Heyburn, OK
- Average sunshine days in April: 13.4 days
The month with the most sunshine days is January (22.5 days).
The month with the least sunshine days is May (12.7 days).
Average UV index in April
Heyburn, 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 January and December (UV index 2).
Average cloud cover in April
Heyburn, OK
- Average cloud cover in April: 38
The month with the most cloud cover is March (Cloud cover 40).
The month with the least cloud cover is August (Cloud cover 21).
Average visibility in April
Heyburn, 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).
Heyburn, Oklahoma, USA
Weather forecast for your location
2. Allow the app to use your location
