June weather forecast
Olney, OK

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Weather in June

The first month of the summer, June, is a tropical month in Olney, Oklahoma, with temperature in the range of an average high of 87.4°F (30.8°C) and an average low of 69.6°F (20.9°C).

Temperature

June brings a rise in the average high-temperature, transitioning from May's warm 77.5°F (25.3°C) to a tropical 87.4°F (30.8°C). An average low-temperature of 69.6°F (20.9°C) is recorded in the month of June.

Heat index

June's heat index is evaluated at a sweltering 102.2°F (39°C). Implement more safety precautions, heat cramps and heat exhaustion may happen. Persistent activity could induce heatstroke.
Research indicates the heat index considers values in shaded locales and with light winds. Direct sunlight might lead to a heat index increase by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is a calculation that merges air temperature and relative humidity to depict the sensation of warmth. The influence of weather is personal, differing among a variety of individuals based on differences in body mass, stature, and the level of physical activity. Given direct exposure to sunlight, one might experience a rise in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Children regularly disregard the necessity to rest and replenish fluids. Thirst is a late symptom of dehydration - thus, maintaining hydration, particularly during long-lasting physical activities, is essential.
Perspiration is the human body's physiological response to high temperatures and is an attempt to lower body temperature through evaporation of sweat. An increase in relative humidity disrupts body cooling by slowing the evaporation rate, thereby reducing the rate at which the body cools and amplifying the sense of heat. Rising body temperatures due to excess heat retention could signify impending heat disorders.

Humidity

In June, the average relative humidity is 76%.

Rainfall

In Olney, during June, the rain falls for 12.3 days and regularly aggregates up to 2.6" (66mm) of precipitation. Throughout the year, there are 142.1 rainfall days, and 32.01" (813mm) of precipitation is accumulated.

Snowfall

In Olney, snow does not fall in April through October.

Daylight

With an average of 14h and 24min of daylight, June has the longest days of the year.
On the first day of June, sunrise is at 6:13 am and sunset at 8:33 pm. On the last day of the month, sunrise is at 6:16 am and sunset at 8:42 pm CDT.

Sunshine

The average sunshine in June is 10.3h.

UV index

June through August, with an average maximum UV index of 7, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for the average person.
Note: In June, a daily maximum UV index of 7 leads to the following instructions:
Resist overexposure. Safeguarding from solar damage is indispensable. 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. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.

Frequently asked questions

How hot is June?

Olney in June has an average high-temperature of 87.4°F (30.8°C) and an average low-temperature of 69.6°F (20.9°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which factors the actual air temperature with the relative humidity, in June is evaluated at 102.2°F (39°C).

What is the average humidity in June?

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

How many days does it rain in June?

In Olney, in June, it is raining for 12.3 days, with typically 2.6" (66mm) of accumulated precipitation.

When it does not snow in Olney?

In Olney, snow does not fall in April through October.

When are the longest days?

June has the longest days of the year, with an average of 14h and 24min of daylight.

How many hours of daylight does Olney have in June?

In Olney, the average day length in June is 14h and 26min.

When are sunrise and sunset in June?

On the first day of June, sunrise is at 6:13 am and sunset at 8:33 pm. On the last day of the month, sunrise is at 6:16 am and sunset at 8:42 pm CDT.

How long on average sun shines in June in Olney?

In Olney, the average sunshine duration in June is 10.3h.

When is the highest UV index?

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

What is the UV index reading in June in Olney?

In June, the average daily maximum UV index is 7. A UV Index reading of 6 to 7 represents a high health vulnerability 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
Olney, OK

Average temperature in June - Olney, OK
  • Average high temperature in June: 87.4°F

The warmest month (with the highest average high temperature) is August (93.6°F).
The month with the lowest average high temperature is January (49.6°F).

  • Average low temperature in June: 69.6°F

The month with the highest average low temperature is July (72.3°F).
The coldest month (with the lowest average low temperature) is January (34.2°F).

Average pressure in June
Olney, OK

Average pressure in June - Olney, 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
Olney, OK

Average wind speed in June - Olney, OK
  • Average wind speed in June: 7.6mph

The windiest month (with the highest average wind speed) is March (10.1mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).

Average humidity in June
Olney, OK

Average humidity in June - Olney, 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 (64%).

Average rainfall in June
Olney, OK

Average rainfall in June - Olney, OK
  • Average rainfall in June: 2.6"

The wettest month (with the highest rainfall) is May (4.88").
The driest months (with the least rainfall) are January, February and December (1.93").

Average rainfall days in June
Olney, OK

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

The month with the highest number of rainy days is May (15.4 days).
The month with the least rainy days is January (7.8 days).

Average snowfall in June
Olney, OK

Average snowfall in June - Olney, 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
Olney, OK

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

The month with the highest number of snowfall days is February (2 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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

Average daylight in June / Average sunshine in June - Olney, OK
  • Average daylight in June: 14h and 2min

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in June: 10h and 2min

The month with the most sunshine is August (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 36min).

Average sunshine days in June
Olney, OK

Average sunshine days in June - Olney, OK
  • Average sunshine days in June: 14.8 days

The month with the most sunshine days is January (21.1 days).
The month with the least sunshine days is April (13.9 days).

Average UV index in June
Olney, OK

Average UV index in June - Olney, 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
Olney, OK

Average cloud cover in June - Olney, OK
  • Average cloud cover in June: 25

The months with the most cloud cover are February and March (Cloud cover 42).
The month with the least cloud cover is August (Cloud cover 21).

Average visibility in June
Olney, OK

Average visibility in June - Olney, 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).

Olney, Oklahoma, USA

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