June weather forecast
Swannanoa, NC

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Weather in June

The first month of the summer, June, is still a warm month in Swannanoa, North Carolina, with an average temperature fluctuating between 81.3°F (27.4°C) and 58.3°F (14.6°C).

Temperature

The shift from May to June introduces a subtle increase in the average high-temperature, moving from a warm 73.4°F (23°C) to a still moderately hot 81.3°F (27.4°C). Swannanoa's nighttime temperatures in June reflect a stark contrast to the day's highs, falling to an average low of 58.3°F (14.6°C).

Heat index

In June, the average heat index is evaluated at a tropical 86°F (30°C). With extended exposure and activity, one might feel exhausted and experience heat cramps.
Heat index evaluations are typically in the context of light winds and shaded environments. The presence of direct sunlight can raise the heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', blends air temperature and moisture content to represent the felt temperature to humans. An individual's perception of weather can be affected by a variety of elements including metabolic differences, being pregnant, and their level of physical exertion. Remember, direct sunlight exposure can heighten the heat impact and might increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Young individuals usually face more risks than adults due to their lower sweat production. Their large skin surface area relative to their tiny bodies and high heat production from their activities adds to their risk.

Humidity

In Swannanoa, the average relative humidity in June is 75%.

Rainfall

In June, the rain falls for 15.8 days. Throughout June, 1.77" (45mm) of precipitation is accumulated. Throughout the year, there are 156.4 rainfall days, and 27.8" (706mm) of precipitation is accumulated.

Snowfall

May through October are months without snowfall.

Daylight

The month with the longest days is June, with an average of 14h and 30min of daylight.
On the first day of June, sunrise is at 6:14 am and sunset at 8:40 pm. On the last day of the month, sunrise is at 6:17 am and sunset at 8:49 pm EDT.

Sunshine

With an average of 10.8h of sunshine, June has the most sunshine of the year.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV rays for ordinary individuals.
Note: In June, an average UV index of 6 transforms into the following instructions:
Act on precautions and pay attention to sun safety recommendations. Avoidance of sunburn is obligatory. 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. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
Updated: Jul 24, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Swannanoa in June?

The high-temperature, in June, in Swannanoa, records 81.3°F (27.4°C), while the low-temperature is 58.3°F (14.6°C). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which factors the actual air temperature with the relative humidity, in June is evaluated at 86°F (30°C).

What is the average humidity in June?

The average relative humidity in June is 75%.

How many days does it rain in June?

In Swannanoa, during June, the rain falls for 15.8 days and regularly aggregates up to 1.77" (45mm) of precipitation.

When it does not snow?

In Swannanoa, snow does not fall in May through October.

When are the longest days?

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

What is the average length of the day in June?

In June, the average day length is 14h and 32min.

What time are sunrise and sunset in June?

In June, on the first day of the month, sunrise is at 6:14 am and sunset at 8:40 pm. On the last day of the month, sunrise is at 6:17 am and sunset at 8:49 pm EDT.

What month has the most sunshine?

With an average of 10.8h of sunshine, June has the most sunshine of the year.

How many hours of sunshine does Swannanoa have in June?

In June, the average sunshine duration is 10.8h.

When is the highest UV index?

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

What is the UV index intensity in June?

In Swannanoa, the average daily maximum UV index in June is 6. A UV Index reading of 6 to 7 represents a high health threat 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
Swannanoa, NC

Average temperature in June - Swannanoa, NC
  • Average high temperature in June: 81.3°F

The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (43.5°F).

  • Average low temperature in June: 58.3°F

The month with the highest average low temperature is July (61.5°F).
The coldest month (with the lowest average low temperature) is January (27.7°F).

Average pressure in June
Swannanoa, NC

Average pressure in June - Swannanoa, NC
  • Average pressure in June: 29.99"Hg

The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).

Average wind speed in June
Swannanoa, NC

Average wind speed in June - Swannanoa, NC
  • Average wind speed in June: 4.1mph

The windiest months (with the highest average wind speed) are January, February and April (6.2mph).
The calmest month (with the lowest average wind speed) is August (3.4mph).

Average humidity in June
Swannanoa, NC

Average humidity in June - Swannanoa, NC
  • Average humidity in June: 75%

The months with the highest relative humidity are May and September (78%).
The months with the lowest relative humidity are January and November (74%).

Average rainfall in June
Swannanoa, NC

Average rainfall in June - Swannanoa, NC
  • Average rainfall in June: 1.77"

The wettest months (with the highest rainfall) are April and December (3.07").
The driest month (with the least rainfall) is September (1.54").

Average rainfall days in June
Swannanoa, NC

Average rainfall days in June - Swannanoa, NC
  • Average rainfall days in June: 15.8 days

The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is November (8.5 days).

Average snowfall in June
Swannanoa, NC

Average snowfall in June - Swannanoa, NC
  • Average snowfall in June: 0"

The month with the highest snowfall is December (4.37").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in June
Swannanoa, NC

Average snowfall days in June - Swannanoa, NC
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is February (4.2 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in June /
Average sunshine in June
Swannanoa, NC

Average daylight in June / Average sunshine in June - Swannanoa, NC
  • 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 5min

The month with the most sunshine is June (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 36min).

Average sunshine days in June
Swannanoa, NC

Average sunshine days in June - Swannanoa, NC
  • Average sunshine days in June: 11.7 days

The month with the most sunshine days is October (20.1 days).
The month with the least sunshine days is July (10.4 days).

Average UV index in June
Swannanoa, NC

Average UV index in June - Swannanoa, NC
  • Average UV index in June: 6

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

Average cloud cover in June
Swannanoa, NC

Average cloud cover in June - Swannanoa, NC
  • Average cloud cover in June: 30

The months with the most cloud cover are February and March (Cloud cover 43).
The month with the least cloud cover is June (Cloud cover 30).

Average visibility in June
Swannanoa, NC

Average visibility in June - Swannanoa, NC
  • Average visibility in June: 6mi

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

Swannanoa, North Carolina, USA

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