Contents
- Weather in June
- Frequently asked questions
- Average temperature in June
- Average pressure in June
- Average wind speed in June
- Average humidity in June
- Average rainfall in June
- Average rainfall days in June
- Average snowfall in June
- Average snowfall days in June
- Average daylight in June
- Average sunshine in June
- Average sunshine days in June
- Average UV index in June
- Average cloud cover in June
- Average visibility in June
Weather in June
Temperature
The advent of June reveals an average high-temperature of a hot 90.3°F (32.4°C), showing minimal difference from the prior month. In Gretna, the average temperature during the nights of June drops to a pleasant 71.8°F (22.1°C).Heat index
The heat index in June is computed to be a blisteringly hot 111.2°F (44°C). Be on the lookout: Heat cramps and heat exhaustion are anticipated. Continued exertion can result in heatstroke.It is crucial to understand that heat index figures are for shade and gentle wind conditions. Heat index values might soar by up to 15 Fahrenheit (8 Celsius) degrees with exposure to direct sunshine.
Note: The heat index, also known as 'real feel' or 'felt air temperature', represents the fusion of temperature and moisture in the air to suggest how warm it feels. The influence of weather is personal, with a diverse population experiencing it differently due to differences in body mass, stature, and degree of activity. Awareness of direct sun exposure is crucial as it has the potential to heighten the weather's effects, pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Young kids are often more at risk than adults as they tend to perspire less. Besides, their skin surface is larger relative to their small bodies, and their increased heat output from their active lifestyle compounds their risk.
The human body has a built-in cooling mechanism through perspiration; evaporating sweat dissipates the excess heat. A surge in relative humidity can disrupt the body's normal cooling function by slowing evaporation, hence reducing the rate at which the body cools and intensifying the perception of heat. Overheating dangers loom when the body's heat release mechanisms are overshadowed by excessive gain.
Humidity
In June, the average relative humidity is 76%.Rainfall
In Gretna, in June, during 22.6 rainfall days, 4.65" (118mm) of precipitation is typically accumulated. In Gretna, Florida, during the entire year, the rain falls for 184.9 days and collects up to 37.6" (955mm) of precipitation.Snowfall
February through December are months without snowfall.Daylight
June has the longest days of the year, with an average of 14h and 6min of daylight.On the first day of the month, sunrise is at 6:36 am and sunset at 8:36 pm. On the last day of June, in Gretna, sunrise is at 6:39 am and sunset at 8:45 pm EDT.
Sunshine
The months with the most sunshine in Gretna are June and July, with an average of 10.5h of sunshine.UV index
The months with the highest UV index are May through August, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: A daily maximum UV index of 7 in June translates into the following instructions:
Exercise precautions and adapt sun safety practices. Defence against skin and eye affliction is paramount. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot is it in Gretna in June?
What is the average humidity in June in Gretna?
How much does it rain in Gretna in June?
When it does not snow in Gretna?
When are the longest days in Gretna?
How many hours of daylight does Gretna have in June?
When are sunrise and sunset in June in Gretna?
What is the month with the most sunshine in Gretna?
How many hours of sunshine does Gretna have in June?
When is the highest UV index in Gretna?
How high is the UV index in June in Gretna?
Average temperature in June
Gretna, FL
- Average high temperature in June: 90.3°F
The warmest months (with the highest average high temperature) are July and August (90.7°F).
The month with the lowest average high temperature is January (60.4°F).
- Average low temperature in June: 71.8°F
The month with the highest average low temperature is August (73.6°F).
The coldest month (with the lowest average low temperature) is January (42.3°F).
Average pressure in June
Gretna, FL
- Average pressure in June: 29.98"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.98"Hg).
Average wind speed in June
Gretna, FL
- Average wind speed in June: 4.9mph
The windiest months (with the highest average wind speed) are January and March (6.6mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).
Average humidity in June
Gretna, FL
- Average humidity in June: 76%
The months with the highest relative humidity are August and December (78%).
The month with the lowest relative humidity is May (72%).
Average rainfall in June
Gretna, FL
- Average rainfall in June: 4.65"
The wettest month (with the highest rainfall) is August (5.08").
The driest month (with the least rainfall) is November (1.46").
Average rainfall days in June
Gretna, FL
- Average rainfall days in June: 22.6 days
The month with the highest number of rainy days is July (26.1 days).
The month with the least rainy days is November (8.1 days).
Average snowfall in June
Gretna, FL
- Average snowfall in June: 0"
The month with the highest snowfall is January (0.04").
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in June
Gretna, FL
- Average snowfall days in June: 0 days
The month with the highest number of snowfall days is January (0.2 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October, November and December (0 days).
Average daylight in June /
Average sunshine in June
Gretna, FL
- Average daylight in June: 14h and 1min
The month with the longest days is June (Average daylight: 14h and 6min).
The month with the shortest days is December (Average daylight: 10h and 12min).
- Average sunshine in June: 10h and 3min
The months with the most sunshine are June and July (Average sunshine: 10h and 30min).
The month with the least sunshine is December (Average sunshine: 5h and 30min).
Average sunshine days in June
Gretna, FL
- Average sunshine days in June: 5.7 days
The month with the most sunshine days is November (20.6 days).
The month with the least sunshine days is July (3.4 days).
Average UV index in June
Gretna, FL
- Average UV index in June: 7
The months with the highest UV index are May, June, July and August (UV index 7).
The month with the lowest UV index is January (UV index 3).
Average cloud cover in June
Gretna, FL
- Average cloud cover in June: 32
The month with the most cloud cover is December (Cloud cover 43).
The months with the least cloud cover are May and October (Cloud cover 29).
Average visibility in June
Gretna, FL
- Average visibility in June: 6mi
The months with the highest visibility are January, February, March, April, May, June, October and November (6mi).
The months with the lowest visibility are July, August, September and December (5mi).
Gretna, Florida, USA
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