June weather forecast
Sapulpa, OK

Welcoming the dawn of summer in Sapulpa, June is characterized by an ascend to the height of heat and humidity. While the temperature often sits in the higher range, it does not reach the maximum that July holds. Notable for long hours of sunlight, June paves the way for pleasantly warm and long days. Relative humidity averages at 75%, making it a fairly humid month, though far less than the peak in July. A characteristic increase in sunshine signals the powerful heat waves in the days to come.

Temperature

Sapulpa's transition into June is marked by a rise in the average high-temperature, advancing from a warm 75.9°F (24.4°C) in May to a hot 86.5°F (30.3°C). Nightly temperatures drop to an average low of 69.3°F (20.7°C) in June.

Heat index

For most parts of June, the heat index is estimated at a fiery hot 98.6°F (37°C). Take special precautions - heat exhaustion and heat cramps are expected. Heatstroke may occur with lengthy activity.
It is essential to grasp that the heat index's numbers are for shade and light wind settings. The direct sunshine could escalate the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', combines air temperature and relative humidity to represent a human perceived temperature equivalent. A person's impression of weather can be swayed by numerous aspects, among them metabolic variations, pregnancy, and activity levels. Consider the sun's direct rays and their impact; they can potentially increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Young individuals usually face greater risks than adults as their sweat production is less. Also, their larger skin surface relative to their small bodies and the high heat generation due to their activity contributes to their vulnerability.
Perspiring is the body's way of cooling down, particularly by allowing sweat to evaporate and take the heat with it. 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. Rising body temperatures due to excess heat retention could signify impending heat disorders.

Humidity

The average relative humidity in June is 75%.

Rainfall

In Sapulpa, during June, the rain falls for 11.5 days and regularly aggregates up to 1.97" (50mm) of precipitation. Throughout the year, in Sapulpa, there are 129 rainfall days, and 29.41" (747mm) of precipitation is accumulated.

Snowfall

In Sapulpa, snow does not fall in March through October.

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 8:36 pm. On the last day of June, sunrise is at 6:11 am and sunset at 8:45 pm CDT.

Sunshine

The average sunshine in June is 10.4h.

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 vulnerability from exposure to the Sun's UV rays for the average person.
Note: In June, a daily UV index of 7 turns into the following recommendations:
Stand by precautions and apply sun safety measures. Evading sunburn is of great importance. Avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is most intense, and remember that not all shade structures provide full protection. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.