June weather forecast
Westminster, SC

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Weather in June

June, the first month of the summer in Westminster, is a hot month, with an average temperature fluctuating between 86.5°F (30.3°C) and 64.2°F (17.9°C).

Temperature

In June, the average high-temperature marginally rises from a moderately hot 78.4°F (25.8°C) in May to a tropical 86.5°F (30.3°C). The significant decline in Westminster's temperature, from day to night, averages of 64.2°F (17.9°C) in June.

Heat index

For June, the heat index is calculated to be a very hot 96.8°F (36°C). Extra precautions are necessary, heat cramps and heat exhaustion are plausible outcomes. Extended activity could lead to heatstroke.
Data suggests that the heat index is set for environments in shade and with a light wind. If directly exposed to the sun, the heat index could rise by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', determines the feeling of heat when you account for the relative humidity. The influence of weather is personal, differing among individuals based on variations in body mass, stature, and the degree of physical exertion. By being directly under the sun, it's possible for the felt temperature to increase by 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Young ones are generally at greater risk than adults due to their limited sweating ability. In addition, their large skin surface relative to their small bodies and higher heat production from their activities add to their vulnerability.
Sweat evaporation plays a crucial role in cooling the human body, a process enabled by perspiration. Under conditions of increased relative humidity, the evaporation rate lessens, causing the body to retain more heat than under less humid conditions. The body is at risk of dehydration and related complications when it fails to shed excessive heat.

Humidity

The average relative humidity in June in Westminster is 72%.

Rainfall

In Westminster, in June, during 15.8 rainfall days, 2.56" (65mm) of precipitation is typically accumulated. Throughout the year, there are 157.5 rainfall days, and 33.5" (851mm) of precipitation is accumulated.

Snowfall

In Westminster, South Carolina, snow does not fall in April through November.

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 6:20 am and sunset at 8:40 pm. On the last day of the month, sunrise is at 6:22 am and sunset at 8:49 pm EDT.

Sunshine

In Westminster, the average sunshine in June is 10.9h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. 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 average maximum UV index of 6 translates into the following recommendations:
Avoid overexposure. Fair-skinned individuals can burn in under 20 minutes. Avoid direct exposure to the Sun between 10 a.m. and 4 p.m., the peak period for UV radiation, noting that objects like parasols or canopies might not offer complete sun protection. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.

Frequently asked questions

How hot is it in June?

In Westminster, 86.5°F (30.3°C) is the average high-temperature and 64.2°F (17.9°C) is the average low-temperature during June. The average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines relative humidity and air temperature, in June is calculated to be 96.8°F (36°C).

What is the average humidity in June?

In June, the average relative humidity in Westminster, South Carolina, is 72%.

How many days does it rain in June?

In Westminster, during June, the rain falls for 15.8 days and regularly aggregates up to 2.56" (65mm) of precipitation.

When it does not snow in Westminster?

In Westminster, snow does not fall in April through November.

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 Westminster have in June?

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 6:20 am and sunset at 8:40 pm. On the last day of the month, sunrise is at 6:22 am and sunset at 8:49 pm EDT.

How many hours of sunshine does Westminster have in June?

In June, the average sunshine duration in Westminster is 10.9h.

When is the highest UV index?

The months with the highest UV index are May through August, with an average maximum UV index of 6.

What is the UV index intensity in June?

In June, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents 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
Westminster, SC

Average temperature in June - Westminster, SC
  • Average high temperature in June: 86.5°F

The warmest month (with the highest average high temperature) is July (89.2°F).
The month with the lowest average high temperature is January (48.7°F).

  • Average low temperature in June: 64.2°F

The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (33.1°F).

Average pressure in June
Westminster, SC

Average pressure in June - Westminster, SC
  • Average pressure in June: 29.99"Hg

The months with the highest atmospheric pressure are January and November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).

Average wind speed in June
Westminster, SC

Average wind speed in June - Westminster, SC
  • Average wind speed in June: 4.5mph

The windiest month (with the highest average wind speed) is February (6.1mph).
The calmest month (with the lowest average wind speed) is August (4mph).

Average humidity in June
Westminster, SC

Average humidity in June - Westminster, SC
  • Average humidity in June: 72%

The month with the highest relative humidity is December (77%).
The month with the lowest relative humidity is July (71%).

Average rainfall in June
Westminster, SC

Average rainfall in June - Westminster, SC
  • Average rainfall in June: 2.56"

The wettest month (with the highest rainfall) is December (3.7").
The driest month (with the least rainfall) is September (1.77").

Average rainfall days in June
Westminster, SC

Average rainfall days in June - Westminster, SC
  • Average rainfall days in June: 15.8 days

The month with the highest number of rainy days is July (17.4 days).
The month with the least rainy days is October (8.5 days).

Average snowfall in June
Westminster, SC

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

The month with the highest snowfall is December (2.28").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

Average snowfall days in June
Westminster, SC

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

The month with the highest number of snowfall days is February (1 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
Westminster, SC

Average daylight in June / Average sunshine in June - Westminster, 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 5min

The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).

Average sunshine days in June
Westminster, SC

Average sunshine days in June - Westminster, SC
  • Average sunshine days in June: 12.3 days

The month with the most sunshine days is October (21.4 days).
The month with the least sunshine days is July (11.6 days).

Average UV index in June
Westminster, SC

Average UV index in June - Westminster, SC
  • Average UV index in June: 6

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 2).

Average cloud cover in June
Westminster, SC

Average cloud cover in June - Westminster, SC
  • Average cloud cover in June: 27

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

Average visibility in June
Westminster, SC

Average visibility in June - Westminster, SC
  • Average visibility in June: 6mi

The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).

Westminster, South Carolina, USA

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