June weather forecast
Johnson, OK

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Weather in June

The first month of the summer, June, is a hot month in Johnson, Oklahoma, with an average temperature ranging between max 87.6°F (30.9°C) and min 69.4°F (20.8°C).

Temperature

Johnson's transition into June sees a rise in the average high-temperature, advancing from a moderately hot 76.6°F (24.8°C) in May to a hot 87.6°F (30.9°C). Throughout the June nights, Johnson encounters a low-temperature of 69.4°F (20.8°C).

Heat index

The heat index in June is calculated to be a very hot 100.4°F (38°C). Implement additional safety measures to avoid heat cramps and heat exhaustion. Persistent activity might trigger heatstroke.
It is important to note that the heat index values are for shaded areas and light wind scenarios. Under direct sunshine, the heat index values might be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', determines the feeling of heat when you account for the relative humidity. One's perception of weather can be shaped by other factors, involving metabolic differences, pregnancy, and physical exertion. One's exposure to direct sunlight has the potential to intensify the heat sensation, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Youngsters often neglect the necessity for rest and hydration. Thirst is a sign of advancing dehydration - thus the importance of maintaining hydration, specifically during long-lasting physical activities.
The human body normally cools itself by perspiration, as evaporated sweat carries heat away from the body. An upsurge in relative humidity affects normal body cooling mechanisms by slowing evaporation, hence reducing the rate at which the body cools and intensifying the perception of heat. As body temperatures escalate without effective heat release, one might face dehydration threats.

Humidity

In Johnson, Oklahoma, the average relative humidity in June is 73%.

Rainfall

In June, in Johnson, the rain falls for 10.8 days. Throughout June, 1.97" (50mm) of precipitation is accumulated. In Johnson, Oklahoma, during the entire year, the rain falls for 123.4 days and collects up to 25.87" (657mm) of precipitation.

Snowfall

May through October are months without snowfall.

Daylight

With an average of 14h and 30min of daylight, June has the longest days of the year in Johnson, Oklahoma.
On the first day of June in Johnson, sunrise is at 6:13 am and sunset at 8:37 pm. On the last day of the month, sunrise is at 6:15 am and sunset at 8:46 pm CDT.

Sunshine

The average sunshine in June in Johnson is 10.7h.

UV index

The months with the highest UV index in Johnson, Oklahoma, 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 unsafe exposure to UV radiation for ordinary individuals.
Note: In June, a daily UV index of 7 turns into the following recommendations:
Conform to measures and uphold sun safety traditions. Warding off skin and eye harm is necessary. Limit your exposure to the sun's UV radiation, which is strongest between 10 a.m. and 4 p.m., and note that parasols or canopies may not provide full sun protection. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
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Frequently asked questions

How hot does it get in Johnson in June?

In June, in Johnson, the average high-temperature is 87.6°F (30.9°C), and the average low-temperature is 69.4°F (20.8°C). In June, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which factors the actual air temperature with the relative humidity, is calculated to be 100.4°F (38°C).

What is the average humidity in June in Johnson?

In Johnson, the average relative humidity in June is 73%.

How much does it rain in Johnson in June?

In Johnson, Oklahoma, in June, during 10.8 rainfall days, 1.97" (50mm) of precipitation is typically accumulated.

When it does not snow in Johnson?

May through October are months without snowfall.

When are the longest days in Johnson?

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

How many hours of daylight does Johnson have in June?

The average day length in June is 14h and 31min.

When is the sunrise / sunset in June in Johnson?

On the first day of June in Johnson, Oklahoma, sunrise is at 6:13 am and sunset at 8:37 pm. On the last day of the month, sunrise is at 6:15 am and sunset at 8:46 pm CDT.

How many hours of sunshine does Johnson have in June?

In Johnson, the average sunshine duration in June is 10.7h.

What are the months with the highest UV index in Johnson?

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

How high is the UV index in June in Johnson?

The average daily maximum UV index in June in Johnson, Oklahoma, is 7. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation.
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
Johnson, OK

Average temperature in June - Johnson, OK
  • Average high temperature in June: 87.6°F

The warmest month (with the highest average high temperature) is August (92.3°F).
The month with the lowest average high temperature is January (48.6°F).

  • Average low temperature in June: 69.4°F

The month with the highest average low temperature is July (72.7°F).
The coldest month (with the lowest average low temperature) is January (32.5°F).

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Average pressure in June
Johnson, OK

Average pressure in June - Johnson, 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).

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Average wind speed in June
Johnson, OK

Average wind speed in June - Johnson, OK
  • Average wind speed in June: 9.1mph

The windiest month (with the highest average wind speed) is April (11.5mph).
The calmest months (with the lowest average wind speed) are July and August (7.9mph).

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Average humidity in June
Johnson, OK

Average humidity in June - Johnson, OK
  • Average humidity in June: 73%

The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is August (63%).

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Average rainfall in June
Johnson, OK

Average rainfall in June - Johnson, OK
  • Average rainfall in June: 1.97"

The wettest month (with the highest rainfall) is May (4.06").
The driest months (with the least rainfall) are January and February (1.18").

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Average rainfall days in June
Johnson, OK

Average rainfall days in June - Johnson, OK
  • Average rainfall days in June: 10.8 days

The month with the highest number of rainy days is May (14.8 days).
The month with the least rainy days is January (5.4 days).

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Average snowfall in June
Johnson, OK

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

The month with the highest snowfall is February (1.61").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in June
Johnson, OK

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

The month with the highest number of snowfall days is February (2.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in June / Average sunshine in June - Johnson, 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 4min

The month with the most sunshine is August (Average sunshine: 11h and 12min).
The month with the least sunshine is December (Average sunshine: 5h and 54min).

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Average sunshine days in June
Johnson, OK

Average sunshine days in June - Johnson, OK
  • Average sunshine days in June: 16.8 days

The month with the most sunshine days is January (23.7 days).
The month with the least sunshine days is May (14.7 days).

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Average UV index in June
Johnson, OK

Average UV index in June - Johnson, 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
Johnson, OK

Average cloud cover in June - Johnson, OK
  • Average cloud cover in June: 22

The month with the most cloud cover is March (Cloud cover 38).
The month with the least cloud cover is August (Cloud cover 19).

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Average visibility in June
Johnson, OK

Average visibility in June - Johnson, 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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Johnson, Oklahoma, USA

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