June weather forecast
Highland Park, SC

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Weather in June

June, the first month of the summer in Highland Park, is a tropical month, with an average temperature varying between 87.8°F (31°C) and 73°F (22.8°C).

Temperature

As Highland Park welcomes June, the average high-temperature displays a subtle shift, adjusting from a warm 81.3°F (27.4°C) in May to a hot 87.8°F (31°C). In the month of June, an average of 73°F (22.8°C) marks the low-temperature.

Heat index

For most parts of June, the heat index is calculated to be a very hot 102.2°F (39°C). Preventive measures are required to mitigate the risk of heat cramps and heat exhaustion. Continuous activity may precipitate heatstroke.
It is important to note that the heat index values are for shaded areas and light wind scenarios. The heat index could experience an increase of 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'real feel', gives an indication of how one might feel in terms of heat after considering humidity. One's perception of weather can be shaped by other factors, involving metabolic differences, pregnancy, and physical exertion. Direct exposure to the sun's rays can enhance the felt temperature, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Younglings are generally more in peril than adults due to their reduced perspiration. Coupled with a larger skin surface relative to their tiny bodies and greater heat production because of their activity, they become more at risk.
Evaporating sweat is a key way the human body dispels excessive warmth, all thanks to the process of perspiration. When there is an excess of moisture in the atmosphere, the efficiency of the evaporation process is lessened, leading to less efficient body cooling and a sensation of overheating. When heat surpasses the body's release mechanisms, dehydration and overheating risks become pronounced.

Humidity

In June, the average relative humidity is 74%.

Rainfall

In Highland Park, during June, the rain falls for 20.1 days and regularly aggregates up to 3.94" (100mm) of precipitation. Throughout the year, in Highland Park, South Carolina, there are 172.6 rainfall days, and 39.13" (994mm) of precipitation is accumulated.

Snowfall

In Highland Park, snow does not fall in March through November.

Daylight

With an average of 14h and 18min of daylight, June has the longest days of the year in Highland Park.
On the first day of the month, sunrise is at 6:12 am and sunset at 8:23 pm. On the last day of June, sunrise is at 6:15 am and sunset at 8:32 pm EDT.

Sunshine

The average sunshine in June in Highland Park, South Carolina, is 10.7h.

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 threat to health from exposure to the Sun's UV radiation for the average person.
Note: In June, a regular UV index of 7 translates into these guidelines:
Take precautions against overexposure. Protection against sun damage is needed. Stay in the shade and limit sun exposure from 10 a.m. to 4 p.m., when UV radiation is most potent. Keep in mind that shade structures like parasols or canopies do not offer full protection. A hat with a broad brim is indispensable, filtering out up to half of UV rays.
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Frequently asked questions

How hot is it in Highland Park in June?

In June, in Highland Park, the average high-temperature is 87.8°F (31°C), and the average low-temperature is 73°F (22.8°C). In June, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines air temperature and relative humidity, is calculated to be 102.2°F (39°C).

What is the average humidity in June in Highland Park?

In June, the average relative humidity in Highland Park is 74%.

How many days does it rain in June in Highland Park?

In Highland Park, South Carolina, in June, during 20.1 rainfall days, 3.94" (100mm) of precipitation is typically accumulated.

When it does not snow in Highland Park?

March through November are months without snowfall in Highland Park.

When are the longest days in Highland Park?

June has the longest days of the year in Highland Park, South Carolina, with an average of 14h and 18min of daylight.

What is the average length of the day in June in Highland Park?

In Highland Park, the average day length in June is 14h and 17min.

When is the sunrise / sunset in June in Highland Park?

In June, on the first day of the month, sunrise is at 6:12 am and sunset at 8:23 pm. On the last day of the month, in Highland Park, South Carolina, sunrise is at 6:15 am and sunset at 8:32 pm EDT.

How long on average sun shines in June in Highland Park?

In June, the average sunshine duration in Highland Park, South Carolina, is 10.7h.

What is the month with the highest UV index in Highland Park?

June through August, with an average maximum UV index of 7, are months with the highest UV index in Highland Park, South Carolina.

What is the UV index reading in June in Highland Park?

The average daily maximum UV index in June in Highland Park, South Carolina, is 7. A UV Index reading of 6 to 7 represents a high hazard to health 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
Highland Park, SC

Average temperature in June - Highland Park, SC
  • Average high temperature in June: 87.8°F

The warmest month (with the highest average high temperature) is July (90.5°F).
The month with the lowest average high temperature is January (56.8°F).

  • Average low temperature in June: 73°F

The month with the highest average low temperature is July (75.7°F).
The coldest month (with the lowest average low temperature) is January (41.5°F).

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Average pressure in June
Highland Park, SC

Average pressure in June - Highland Park, SC
  • Average pressure in June: 29.98"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The months with the lowest atmospheric pressure are June and August (29.98"Hg).

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Average wind speed in June
Highland Park, SC

Average wind speed in June - Highland Park, SC
  • Average wind speed in June: 6.3mph

The windiest month (with the highest average wind speed) is April (7.6mph).
The calmest month (with the lowest average wind speed) is August (5.8mph).

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Average humidity in June
Highland Park, SC

Average humidity in June - Highland Park, SC
  • Average humidity in June: 74%

The month with the highest relative humidity is December (77%).
The months with the lowest relative humidity are January and March (72%).

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Average rainfall in June
Highland Park, SC

Average rainfall in June - Highland Park, SC
  • Average rainfall in June: 3.94"

The wettest month (with the highest rainfall) is August (6.22").
The driest month (with the least rainfall) is January (1.46").

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Average rainfall days in June
Highland Park, SC

Average rainfall days in June - Highland Park, SC
  • Average rainfall days in June: 20.1 days

The month with the highest number of rainy days is August (23.4 days).
The month with the least rainy days is November (8.2 days).

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Average snowfall in June
Highland Park, SC

Average snowfall in June - Highland Park, SC
  • Average snowfall in June: 0"

The month with the highest snowfall is February (0.28").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").

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Average snowfall days in June
Highland Park, SC

Average snowfall days in June - Highland Park, SC
  • Average snowfall days in June: 0 days

The months with the highest number of snowfall days are January and February (0.3 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

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Average daylight in June /
Average sunshine in June
Highland Park, SC

Average daylight in June / Average sunshine in June - Highland Park, SC
  • Average daylight in June: 14h and 2min

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in June: 10h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 36min).

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Average sunshine days in June
Highland Park, SC

Average sunshine days in June - Highland Park, SC
  • Average sunshine days in June: 7.9 days

The month with the most sunshine days is October (20.5 days).
The month with the least sunshine days is August (5.8 days).

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Average UV index in June
Highland Park, SC

Average UV index in June - Highland Park, SC
  • 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 January (UV index 3).

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Average cloud cover in June
Highland Park, SC

Average cloud cover in June - Highland Park, SC
  • Average cloud cover in June: 27

The month with the most cloud cover is December (Cloud cover 41).
The months with the least cloud cover are June and July (Cloud cover 27).

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Average visibility in June
Highland Park, SC

Average visibility in June - Highland Park, SC
  • 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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Highland Park, South Carolina, USA

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