June weather forecast
Preston, OK

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Weather in June

The first month of the summer, June, is a hot month in Preston, Oklahoma, with temperature in the range of an average low of 69.4°F (20.8°C) and an average high of 86.9°F (30.5°C).

Temperature

The beginning of June marks a shift in the average high-temperature, moving from May's warm 76.5°F (24.7°C) to a tropical 86.9°F (30.5°C). In June, the average low-temperature is an agreeable 69.4°F (20.8°C).

Heat index

June's average heat index is estimated at a fiery hot 100.4°F (38°C). Special measures are necessary to avoid heat cramps and heat exhaustion. Persistent activity could result in heatstroke.
Consider that heat index readings are for situations in the shade and light wind. An exposure to direct sunlight may lift the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', quantifies the warmth felt when relative humidity is considered. Additional factors encompassing metabolic differences, the level of physical activity, and clothing can impact the individual's perception of temperature. Keep aware, the sun, when shining directly, can intensify the heat experience, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Youths are typically more endangered than adults since they usually sweat less. Their larger skin surface concerning their smaller bodies and higher heat production due to activity further adds to their vulnerability.
As a reaction to high temperatures, the human body begins to perspire, using the evaporation of sweat to lower its temperature. A higher relative humidity affects normal body cooling by reducing the evaporation rate, subsequently lowering the rate at which the body cools and increasing the perception of heat. Elevated heat gain compared to the body's release capability poses risks of dehydration and potential overheating.

Humidity

In Preston, the average relative humidity in June is 76%.

Rainfall

In Preston, in June, it is raining for 12.3 days, with typically 2.24" (57mm) of accumulated precipitation. Throughout the year, there are 136.7 rainfall days, and 30.67" (779mm) of precipitation is accumulated.

Snowfall

In Preston, Oklahoma, snow does not fall in May through October.

Daylight

The month with the longest days is June, with an average of 14h and 30min of daylight.
On the first day of the month, sunrise is at 6:09 am and sunset at 8:34 pm. On the last day of June, sunrise is at 6:11 am and sunset at 8:44 pm CDT.

Sunshine

In Preston, the average sunshine in June is 10.5h.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for average individuals.
Note: A maximum UV index of 7 in June translates into the following recommendations:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. Seek shade and limit direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Keep in mind that shade structures like parasols or canopies do not offer complete sun protection. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.

Frequently asked questions

Is it hot during June?

The high-temperature during June is 86.9°F (30.5°C) and the low-temperature is 69.4°F (20.8°C). In June, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, is estimated at 100.4°F (38°C).

What is the average humidity in June?

In June, the average relative humidity is 76%.

How much does it rain in June?

In Preston, during June, the rain falls for 12.3 days and regularly aggregates up to 2.24" (57mm) of precipitation.

When it does not snow?

May through October are months without snowfall in Preston.

When are the longest days?

The month with the longest days is June, with an average of 14h and 30min of daylight.

What is the average length of the day in June in Preston?

In Preston, the average day length in June is 14h and 32min.

When are sunrise and sunset in June?

In June, on the first day of the month, sunrise is at 6:09 am and sunset at 8:34 pm. On the last day of the month, sunrise is at 6:11 am and sunset at 8:44 pm CDT.

How many hours of sunshine does Preston have in June?

In Preston, the average sunshine duration in June is 10.5h.

When is the highest UV index?

The months with the highest UV index are June through August, with an average maximum UV index of 7.

What is the UV index reading in June?

In June, the average daily maximum UV index is 7. A UV Index of 6 to 7 symbolizes a high hazard to health from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in June
Preston, OK

Average temperature in June - Preston, OK
  • Average high temperature in June: 86.9°F

The warmest month (with the highest average high temperature) is August (91.6°F).
The month with the lowest average high temperature is January (47.7°F).

  • Average low temperature in June: 69.4°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 (31.6°F).

Average pressure in June
Preston, OK

Average pressure in June - Preston, OK
  • Average pressure in June: 29.9"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

Average wind speed in June
Preston, OK

Average wind speed in June - Preston, OK
  • Average wind speed in June: 8mph

The windiest month (with the highest average wind speed) is March (10.6mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).

Average humidity in June
Preston, OK

Average humidity in June - Preston, OK
  • Average humidity in June: 76%

The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is August (66%).

Average rainfall in June
Preston, OK

Average rainfall in June - Preston, OK
  • Average rainfall in June: 2.24"

The wettest month (with the highest rainfall) is May (5").
The driest month (with the least rainfall) is February (1.46").

Average rainfall days in June
Preston, OK

Average rainfall days in June - Preston, OK
  • Average rainfall days in June: 12.3 days

The month with the highest number of rainy days is May (15.5 days).
The month with the least rainy days is January (6.4 days).

Average snowfall in June
Preston, OK

Average snowfall in June - Preston, OK
  • Average snowfall in June: 0"

The month with the highest snowfall is February (1.73").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in June
Preston, OK

Average snowfall days in June - Preston, OK
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is February (2.2 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in June /
Average sunshine in June
Preston, OK

Average daylight in June / Average sunshine in June - Preston, OK
  • Average daylight in June: 14h and 3min

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 June: 10h and 3min

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 36min).

Average sunshine days in June
Preston, OK

Average sunshine days in June - Preston, OK
  • Average sunshine days in June: 15.5 days

The month with the most sunshine days is January (21.9 days).
The month with the least sunshine days is May (13.1 days).

Average UV index in June
Preston, OK

Average UV index in June - Preston, OK
  • Average UV index in June: 7

The months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 2).

Average cloud cover in June
Preston, OK

Average cloud cover in June - Preston, OK
  • Average cloud cover in June: 24

The month with the most cloud cover is March (Cloud cover 42).
The month with the least cloud cover is August (Cloud cover 20).

Average visibility in June
Preston, OK

Average visibility in June - Preston, 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).

Preston, Oklahoma, USA

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