Contents
- Weather in June
- Frequently asked questions
- Average temperature in June
- Average pressure in June
- Average wind speed in June
- Average humidity in June
- Average rainfall in June
- Average rainfall days in June
- Average snowfall in June
- Average snowfall days in June
- Average daylight in June
- Average sunshine in June
- Average sunshine days in June
- Average UV index in June
- Average cloud cover in June
- Average visibility in June
Weather in June
Temperature
As June arrives, a rise in the average high-temperature is observed, moving from a warm 75.7°F (24.3°C) in May to a tropical 86°F (30°C). Throughout the month of June, the nighttime temperature dips to an average of 68.5°F (20.3°C).Heat index
The heat index for June is computed to be a fiery hot 98.6°F (37°C). Take more preventive steps, risk of heat exhaustion and heat cramps is elevated. Long activity may culminate in heatstroke.Given the heat index, its values are aligned with shaded sites and gentle winds. An exposure to direct sunlight may lift the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', takes into account both air temperature and humidity to illustrate what people actually feel. The impact of weather is personal, differing among a variety of people based on differences in body mass, height, and the level of physical exertion. Sunshine, when direct, has the potential to intensify weather effects, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Youngsters are usually more at risk than adults, considering they sweat less. Additionally, their high skin surface area compared to their little bodies and their high heat production due to activity increases their risk.
To cool down, the human body relies on perspiration, a process where excessive heat is eliminated as sweat evaporates. When relative humidity is at high levels, the evaporation rate lessens, causing the body to keep more heat than it would in less humid conditions. When heat gain surpasses the level the body can shed, body temperature begins to increase, and consequently, overheating and dehydration can occur, with varying severity.
Humidity
In June, the average relative humidity is 76%.Rainfall
In Wynona, during June, the rain falls for 12.4 days and regularly aggregates up to 2.05" (52mm) of precipitation. Throughout the year, there are 131.7 rainfall days, and 29.06" (738mm) of precipitation is accumulated.Snowfall
April through October are months without snowfall.Daylight
With an average of 14h and 36min of daylight, June has the longest days of the year.On the first day of the month, sunrise is at 6:08 am and sunset at 8:38 pm. On the last day of June, sunrise is at 6:10 am and sunset at 8:47 pm CDT.
Sunshine
The average sunshine in June is 10.6h.UV index
June through August, with an average maximum UV index of 7, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV radiation for the ordinary person.Note: The daily maximum UV index of 7 in June interprets into the following advice:
Stand by precautions and apply sun safety measures. Evading sunburn is of great importance. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is particularly strong, noting that parasols or canopies may not offer total sun protection. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot does it get in June?
What is the average humidity in June in Wynona?
How many days does it rain in June in Wynona?
When it does not snow?
When are the longest days?
How many hours of daylight does Wynona have in June?
When is the sunrise / sunset in June?
How many hours of sunshine does Wynona have in June?
What is the month with the highest UV index?
What is the UV index intensity in June?
Average temperature in June
Wynona, OK
- Average high temperature in June: 86°F
The warmest month (with the highest average high temperature) is July (91.2°F).
The month with the lowest average high temperature is January (45.5°F).
- Average low temperature in June: 68.5°F
The month with the highest average low temperature is July (72°F).
The coldest month (with the lowest average low temperature) is January (30°F).
Average pressure in June
Wynona, OK
- Average pressure in June: 29.88"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in June
Wynona, OK
- Average wind speed in June: 8.8mph
The windiest months (with the highest average wind speed) are March and April (11.1mph).
The calmest month (with the lowest average wind speed) is July (7.5mph).
Average humidity in June
Wynona, OK
- Average humidity in June: 76%
The month with the highest relative humidity is May (79%).
The months with the lowest relative humidity are January and October (66%).
Average rainfall in June
Wynona, OK
- Average rainfall in June: 2.05"
The wettest month (with the highest rainfall) is May (5.2").
The driest months (with the least rainfall) are January, November and December (1.1").
Average rainfall days in June
Wynona, OK
- Average rainfall days in June: 12.4 days
The month with the highest number of rainy days is May (15 days).
The month with the least rainy days is January (5.7 days).
Average snowfall in June
Wynona, OK
- Average snowfall in June: 0"
The month with the highest snowfall is February (1.38").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in June
Wynona, OK
- Average snowfall days in June: 0 days
The month with the highest number of snowfall days is February (2.5 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).
Average daylight in June /
Average sunshine in June
Wynona, OK
- Average daylight in June: 14h and 4min
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 June: 10h and 4min
The months with the most sunshine are July and August (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 48min).
Average sunshine days in June
Wynona, OK
- Average sunshine days in June: 15.2 days
The month with the most sunshine days is January (23 days).
The month with the least sunshine days is April (13.4 days).
Average UV index in June
Wynona, OK
- Average UV index in June: 7
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 June
Wynona, OK
- Average cloud cover in June: 24
The month with the most cloud cover is March (Cloud cover 40).
The month with the least cloud cover is August (Cloud cover 22).
Average visibility in June
Wynona, OK
- Average visibility in June: 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).
Wynona, Oklahoma, USA
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