June weather forecast
Effingham, SC

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Weather in June

June, the first month of the summer in Effingham, is a hot month, with an average temperature ranging between min 69.4°F (20.8°C) and max 86.7°F (30.4°C).

Temperature

Effingham's weather in June presents a minor rise in the average high-temperature, moving from a moderately hot 79.7°F (26.5°C) in May to a hot 86.7°F (30.4°C). Effingham registers a consistent average low-temperature of 69.4°F (20.8°C) during June.

Heat index

For most parts of June, the heat index is evaluated at a very hot 100.4°F (38°C). Take additional safety steps, risk of heat exhaustion and heat cramps is notable. Prolonged activity may cause heatstroke.
It is noted that heat index values are ascertained for locations in the shade and with gentle breezes. Direct sunlight can potentially boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', integrates the air's temperature and its humidity to showcase the felt temperature by people. Elements of metabolic variation, physical activity, and clothing contribute to the effect of temperature on an individual. It is noteworthy to mention that direct sunlight exposure can augment the felt temperature, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Young children typically face greater hazards than adults because they do not sweat as much. Their larger skin surface in comparison to their little bodies and the high heat production from their active nature compounds their vulnerability.
To combat high temperatures, the human body perspires and relies on sweat evaporation for cooling. Increased relative humidity slows down evaporation, thereby decreasing the rate of heat removal from the body, culminating in a sensation of overheating. As the body gains more heat than it can dissipate, there's a risk of increasing temperatures and resultant overheating.

Humidity

In June, the average relative humidity is 76%.

Rainfall

In June, in Effingham, South Carolina, the rain falls for 18 days. Throughout June, 3.07" (78mm) of precipitation is accumulated. Throughout the year, there are 168.6 rainfall days, and 33.82" (859mm) of precipitation is accumulated.

Snowfall

April through October are months without snowfall in Effingham, South Carolina.

Daylight

The month with the longest days in Effingham is June, with an average of 14h and 24min of daylight.
On the first day of the month, sunrise is at 6:08 am and sunset at 8:25 pm. On the last day of June, sunrise is at 6:11 am and sunset at 8:34 pm EDT.

Sunshine

In June, the average sunshine is 10.6h.

UV index

June and July, with an average maximum UV index of 7, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: The daily high UV index of 7 during June translates into the following recommendations:
Avoid excessive sunlight. Those with lighter skin may experience burning in less than 20 minutes. Remember that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. Make an effort to avoid direct sun exposure during these hours. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
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Frequently asked questions

How hot does it get in Effingham in June?

In June, the average high-temperature and low-temperature in Effingham, South Carolina, are 86.7°F (30.4°C) and 69.4°F (20.8°C) respectively. In June, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which represents the influence of relative humidity on air temperature, is evaluated at 100.4°F (38°C).

What is the average humidity in June in Effingham?

The average relative humidity in June in Effingham, South Carolina, is 76%.

How much does it rain in Effingham in June?

In Effingham, in June, it is raining for 18 days, with typically 3.07" (78mm) of accumulated precipitation.

When it does not snow in Effingham?

April through October are months without snowfall in Effingham, South Carolina.

When are the longest days in Effingham?

June has the longest days of the year in Effingham, South Carolina, with an average of 14h and 24min of daylight.

What is the average length of the day in June in Effingham?

In June, the average day length is 14h and 23min.

When are sunrise and sunset in June in Effingham?

In June, on the first day of the month, sunrise is at 6:08 am and sunset at 8:25 pm. On the last day of the month, in Effingham, South Carolina, sunrise is at 6:11 am and sunset at 8:34 pm EDT.

How many hours of sunshine does Effingham have in June?

In June, the average sunshine duration in Effingham, South Carolina, is 10.6h.

What is the month with the highest UV index in Effingham?

The months with the highest UV index are June and July, with an average maximum UV index of 7.

What is the UV index reading in June in Effingham?

In June, the average daily maximum UV index is 7. A UV Index reading of 6 to 7 represents a high hazard to health from unsafe 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
Effingham, SC

Average temperature in June - Effingham, SC
  • Average high temperature in June: 86.7°F

The warmest month (with the highest average high temperature) is July (89.6°F).
The month with the lowest average high temperature is January (52.3°F).

  • Average low temperature in June: 69.4°F

The month with the highest average low temperature is July (72.3°F).
The coldest month (with the lowest average low temperature) is January (37°F).

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Average pressure in June
Effingham, SC

Average pressure in June - Effingham, SC
  • Average pressure in June: 29.96"Hg

The months with the highest atmospheric pressure are January and November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).

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Average wind speed in June
Effingham, SC

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

The windiest month (with the highest average wind speed) is April (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

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Average humidity in June
Effingham, SC

Average humidity in June - Effingham, SC
  • Average humidity in June: 76%

The month with the highest relative humidity is May (78%).
The months with the lowest relative humidity are January and November (72%).

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Average rainfall in June
Effingham, SC

Average rainfall in June - Effingham, SC
  • Average rainfall in June: 3.07"

The wettest month (with the highest rainfall) is August (3.82").
The driest month (with the least rainfall) is January (1.65").

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Average rainfall days in June
Effingham, SC

Average rainfall days in June - Effingham, SC
  • Average rainfall days in June: 18 days

The month with the highest number of rainy days is July (20.5 days).
The month with the least rainy days is November (8.6 days).

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Average snowfall in June
Effingham, SC

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

The month with the highest snowfall is February (1.06").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in June
Effingham, SC

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

The months with the highest number of snowfall days are January and February (0.8 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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

Average daylight in June / Average sunshine in June - Effingham, 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 54min).
The month with the least sunshine is December (Average sunshine: 5h and 30min).

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Average sunshine days in June
Effingham, SC

Average sunshine days in June - Effingham, SC
  • Average sunshine days in June: 9.8 days

The month with the most sunshine days is October (20.5 days).
The month with the least sunshine days is July (8.1 days).

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Average UV index in June
Effingham, SC

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

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

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Average cloud cover in June
Effingham, SC

Average cloud cover in June - Effingham, SC
  • Average cloud cover in June: 29

The months with the most cloud cover are February and December (Cloud cover 41).
The months with the least cloud cover are June and October (Cloud cover 29).

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Average visibility in June
Effingham, SC

Average visibility in June - Effingham, 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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Effingham, South Carolina, USA

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