June weather forecast
Mountville, SC

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Weather in June

June, the first month of the summer in Mountville, is a hot month, with an average temperature fluctuating between 67.5°F (19.7°C) and 88.5°F (31.4°C).

Temperature

A subtle rise in the average high-temperature is observed during June, adjusting from a moderately hot 80.8°F (27.1°C) in May to a hot 88.5°F (31.4°C). Mountville registers a consistent average low-temperature of 67.5°F (19.7°C) during June.

Heat index

For June, the heat index is calculated to be a sweltering 102.2°F (39°C). Adopt additional preventive measures, heat cramps and heat exhaustion are potential outcomes. Prolonged activity may trigger heatstroke.
Observations indicate that the heat index values are for shady locations with light wind. Being under direct sunlight might amplify the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', gauges the sensation of temperature factoring in the air's moisture content. A person's impression of weather can be shaped by several aspects, among them metabolic variations, pregnancy, and levels of physical activity. Direct sun exposure is noteworthy in its ability to escalate the felt temperature, potentially adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are especially crucial for babies and toddlers. Young children are more at risk than adults since they tend to sweat less. Moreover, their large skin surface in proportion to their small bodies and the high heat production due to their activities contribute to their vulnerability.
To prevent overheating and help regulate its internal temperature, the human body sweat and rely on the evaporation to cool down. In conditions of both high temperature and humidity (a high heat index), sweating is limited and the perception of heat is enhanced. If heat absorption isn't effectively countered by the body's cooling methods, body temperature surges, hinting at potential problems.

Humidity

In Mountville, the average relative humidity in June is 71%.

Rainfall

In Mountville, in June, during 13.9 rainfall days, 2.36" (60mm) of precipitation is typically accumulated. In Mountville, during the entire year, the rain falls for 150.3 days and collects up to 31.85" (809mm) of precipitation.

Snowfall

April through November are months without snowfall.

Daylight

June has the longest days of the year, with an average of 14h and 24min of daylight.
On the first day of June, sunrise is at 6:16 am and sunset at 8:35 pm. On the last day of the month, sunrise is at 6:19 am and sunset at 8:44 pm EDT.

Sunshine

In June, the average sunshine is 10.6h.

UV index

June is the month with the highest UV index, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for the average person.
Note: In June, the maximum UV index of 7 transforms into these recommendations:
Escape overexposure. People with light skin may incur burns in fewer than 20 minutes. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is particularly strong, noting that parasols or canopies may not offer total sun protection. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
Updated: Jul 24, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot does it get in June?

The high-temperature, in June, in Mountville, is 88.5°F (31.4°C), while the low-temperature averages to 67.5°F (19.7°C). In June, the average heat index (a.k.a. 'real feel', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, is calculated to be 102.2°F (39°C).

What is the average humidity in June?

The average relative humidity in June is 71%.

How much does it rain in June?

In Mountville, during June, the rain falls for 13.9 days and regularly aggregates up to 2.36" (60mm) of precipitation.

When it does not snow?

April through November are months without snowfall.

When are the longest days?

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

How many hours of daylight does Mountville have in June?

In June, the average day length is 14h and 25min.

When are sunrise and sunset in June?

In June, on the first day of the month, sunrise is at 6:16 am and sunset at 8:35 pm. On the last day of the month, sunrise is at 6:19 am and sunset at 8:44 pm EDT.

How many hours of sunshine does Mountville have in June?

In Mountville, the average sunshine duration in June is 10.6h.

What is the month with the highest UV index?

With an average maximum UV index of 7, June is the month with the highest UV index.

What is the UV index intensity in June?

In Mountville, the average daily maximum UV index in June is 7. A UV Index value of 6 to 7 symbolizes a high health risk 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
Mountville, SC

Average temperature in June - Mountville, SC
  • Average high temperature in June: 88.5°F

The warmest month (with the highest average high temperature) is July (91.8°F).
The month with the lowest average high temperature is January (51.3°F).

  • Average low temperature in June: 67.5°F

The month with the highest average low temperature is July (70.3°F).
The coldest month (with the lowest average low temperature) is January (34.7°F).

Average pressure in June
Mountville, SC

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

The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

Average wind speed in June
Mountville, SC

Average wind speed in June - Mountville, SC
  • Average wind speed in June: 5.3mph

The windiest month (with the highest average wind speed) is April (7.4mph).
The calmest month (with the lowest average wind speed) is August (4.6mph).

Average humidity in June
Mountville, SC

Average humidity in June - Mountville, SC
  • Average humidity in June: 71%

The month with the highest relative humidity is December (77%).
The month with the lowest relative humidity is July (70%).

Average rainfall in June
Mountville, SC

Average rainfall in June - Mountville, SC
  • Average rainfall in June: 2.36"

The wettest month (with the highest rainfall) is December (3.54").
The driest month (with the least rainfall) is September (1.69").

Average rainfall days in June
Mountville, SC

Average rainfall days in June - Mountville, SC
  • Average rainfall days in June: 13.9 days

The month with the highest number of rainy days is August (16.5 days).
The months with the least rainy days are October and November (9 days).

Average snowfall in June
Mountville, SC

Average snowfall in June - Mountville, SC
  • Average snowfall in June: 0"

The month with the highest snowfall is February (0.98").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

Average snowfall days in June
Mountville, SC

Average snowfall days in June - Mountville, SC
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is February (0.9 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

Average daylight in June /
Average sunshine in June
Mountville, SC

Average daylight in June / Average sunshine in June - Mountville, SC
  • 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 4min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 5h and 12min).

Average sunshine days in June
Mountville, SC

Average sunshine days in June - Mountville, SC
  • Average sunshine days in June: 15.2 days

The month with the most sunshine days is October (21.3 days).
The month with the least sunshine days is July (12 days).

Average UV index in June
Mountville, SC

Average UV index in June - Mountville, SC
  • Average UV index in June: 7

The month with the highest UV index is June (UV index 7).
The month with the lowest UV index is January (UV index 2).

Average cloud cover in June
Mountville, SC

Average cloud cover in June - Mountville, SC
  • Average cloud cover in June: 31

The months with the most cloud cover are February and December (Cloud cover 44).
The months with the least cloud cover are June, July and October (Cloud cover 31).

Average visibility in June
Mountville, SC

Average visibility in June - Mountville, 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).

Mountville, South Carolina, USA

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