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 arrival of June sees a shift in the average high-temperature, moving from a warm 76.5°F (24.7°C) in May to a tropical 86.9°F (30.5°C). Throughout June, Preston records an average temperature of 69.4°F (20.8°C) at night.

Heat index

The average heat index in June is calculated to be a sweltering 100.4°F (38°C). Incorporate additional preventive steps, heat exhaustion and heat cramps are possible. Long-lasting activity may cause heatstroke.
Consider that heat index readings are for situations in the shade and light wind. Exposure to unobstructed sunshine could lead to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', shows a temperature sensation when both heat and moisture conditions are combined. This impact is subjective, influenced by the person's physical activity and individual heat perception, affected by factors including wind, attire, and metabolic differences. Awareness of direct sun exposure is crucial as it has the potential to heighten the weather's effects, pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular importance for children. In general, children are more at risk than adults because they sweat less. Furthermore, the large skin surface compared to their small bodies and the high heat production due to their actions contribute to this vulnerability.
Evaporating sweat, an outcome of perspiration, is key in assisting the human body to moderate its temperature. Increased relative humidity interferes with body cooling by slowing the rate of evaporation, resulting in a slower body cooling rate and a heightened feeling of heat. When body heat isn't effectively managed, risks of dehydration and overheating amplify.

Humidity

In June, the average relative humidity 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, in Preston, there are 136.7 rainfall days, and 30.67" (779mm) of precipitation is accumulated.

Snowfall

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

Daylight

June has the longest days of the year in Preston, with an average of 14h and 30min of daylight.
On the first day of June, 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.

Sunshine

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

UV index

The months with the highest UV index in Preston are June through August, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The UV index of 7 during June translates into the following guidance:
Shield from overexposure. Defense against sun-related harm is required. Avoid direct sunlight between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Keep in mind that shade structures may not provide complete protection. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
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Frequently asked questions

Is it hot in Preston during June?

The average high-temperature and low-temperature in Preston, Oklahoma, during June are 86.9°F (30.5°C) and 69.4°F (20.8°C) respectively. In June, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which represents the influence of relative humidity on air temperature, is calculated to be 100.4°F (38°C).

What is the average humidity in June in Preston?

The average relative humidity in June in Preston, Oklahoma, is 76%.

How many days does it rain in June in Preston?

In Preston, Oklahoma, in June, it is raining for 12.3 days, with typically 2.24" (57mm) of accumulated precipitation.

When it does not snow in Preston?

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

When are the longest days in Preston?

With an average of 14h and 30min of daylight, June has the longest days of the year.

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

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

When is the sunrise / sunset in June in Preston?

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, in Preston, sunrise is at 6:11 am and sunset at 8:44 pm CDT.

How many hours of sunshine does Preston have in June?

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

When is the highest UV index in Preston?

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

What is the UV index intensity in June in Preston?

The average daily maximum UV index in June is 7. A UV Index estimate of 6 to 7 represents a high health threat from 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).

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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).

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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).

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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%).

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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").

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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).

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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").

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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).

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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).

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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).

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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).

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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).

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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).

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Preston, Oklahoma, USA

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