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Contents
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average snowfall
- Average snowfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Weather in January
January, the same as December, in Gretna, Florida, is another refreshing winter month, with temperature in the range of an average high of 60.4°F (15.8°C) and an average low of 42.3°F (5.7°C). In Gretna, January records the lowest average temperatures, peaking at 60.4°F (15.8°C) and reaching a low of 42.3°F (5.7°C). Weather in January »
Weather in February
February, the last month of the winter in Gretna, is a comfortable month, with temperature in the range of an average high of 65.1°F (18.4°C) and an average low of 46.2°F (7.9°C). The weather during February records an average high-temperature of a comfortable 65.1°F (18.4°C), closely mirroring the preceding month. Weather in February »
Weather in March
March, the first month of the spring in Gretna, is a pleasant month, with an average temperature varying between 71.8°F (22.1°C) and 51.3°F (10.7°C). With the start of March, the average high-temperature marginally shifts from February's enjoyable 65.1°F (18.4°C) to a pleasant 71.8°F (22.1°C). Weather in March »
Weather in April
April in Gretna, Florida, is a warm spring month, with an average temperature varying between 57.7°F (14.3°C) and 78.8°F (26°C). The start of April brings a subtle rise in the average high-temperature, moving from a pleasant 71.8°F (22.1°C) in March to a moderately hot 78.8°F (26°C). Weather in April »
Weather in May
May, the last month of the spring in Gretna, is another warm month, with an average temperature varying between 85.6°F (29.8°C) and 64.9°F (18.3°C). The beginning of May signals a minor rise in the average high-temperature, moving from 78.8°F (26°C) in April to a still moderately hot 85.6°F (29.8°C). Weather in May »
Weather in June
June, the first month of the summer in Gretna, is a hot month, with an average temperature varying between 90.3°F (32.4°C) and 71.8°F (22.1°C). 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. Weather in June »
Weather in July
July, the same as June, in Gretna, Florida, is another tropical summer month, with an average temperature ranging between min 73°F (22.8°C) and max 90.7°F (32.6°C). Gretna experiences its warmest period in July and August, averaging a high-temperature of 90.7°F (32.6°C). Throughout July, the heat index is computed to be a burning hot 113°F (45°C). Weather in July »
Weather in August
The last month of the summer, August, is another tropical month in Gretna, Florida, with an average temperature varying between 90.7°F (32.6°C) and 73.6°F (23.1°C). In Gretna, Florida, the months of July and August register the highest average temperatures, peaking at 90.7°F (32.6°C). For August, the heat index is computed to be a life-threatening hot 114.8°F (46°C). Weather in August »
Weather in September
September, the first month of the autumn in Gretna, is still a hot month, with an average temperature fluctuating between 69.4°F (20.8°C) and 87.3°F (30.7°C). As September unfolds, the average high-temperature reaches a still tropical 87.3°F (30.7°C), hinting at a slight fluctuation from the previous month. Weather in September »
Weather in October
October, like September, in Gretna, Florida, is another warm autumn month, with an average temperature fluctuating between 79.9°F (26.6°C) and 59.9°F (15.5°C). The commencement of October indicates a gentle shift in the average high-temperature, receding from September's hot 87.3°F (30.7°C) to a warm 79.9°F (26.6°C). Weather in October »
Weather in November
The last month of the autumn, November, is also an agreeable month in Gretna, Florida, with an average temperature fluctuating between 49.6°F (9.8°C) and 69.6°F (20.9°C). The beginning of November involves a decrease in the average high-temperature, transitioning from a warm 79.9°F (26.6°C) in October to an agreeable 69.6°F (20.9°C). Weather in November »
Weather in December
December, the first month of the winter in Gretna, is also an enjoyable month, with an average temperature varying between 63.9°F (17.7°C) and 46.8°F (8.2°C). December's arrival coincides with a soft drop in the average high-temperature, subtly decreasing from November's pleasant 69.6°F (20.9°C) to a comfortable 63.9°F (17.7°C). Weather in December »
Updated: Feb 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the coldest months in Gretna?
January is the coldest month in Gretna, with an average high-temperature of 60.4°F (15.8°C) and an average low-temperature of 42.3°F (5.7°C).
How many days does it rain in Gretna?
Throughout the year, in Gretna, Florida, there are 184.9 rainfall days, and 37.6" (955mm) of precipitation is accumulated.
When does it snow in Gretna?
The only month with snowfall in Gretna, Florida, is January.
When does it snow the most in Gretna?
The month with the most snowfall in Gretna is January, when snow falls for 0.2 days and typically aggregates up to 0.04" (1mm) of snow.
How much does it snow in Gretna?
In Gretna, Florida, during the entire year, snow falls for 0.3 days and aggregates up to 0.04" (1mm) of snow.
What is the month with the lowest UV index in Gretna?
January is the month with the lowest UV index in Gretna, with an average maximum UV index of 3.
When it does not snow in Gretna?
In Gretna, Florida, snow does not fall in February through December.
When is Daylight Saving Time (DST) in Gretna?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from EDT to EST.
What is the least humid month in Gretna?
May is the least humid month in Gretna, with an average relative humidity of 72%.
What is the month with the highest UV index in Gretna?
May through August, with an average maximum UV index of 7, are months with the highest UV index in Gretna, Florida.
When are the longest days in Gretna?
With an average of 14h and 6min of daylight, June has the longest days of the year in Gretna.
What is the month with the most sunshine in Gretna?
The months with the most sunshine in Gretna are June and July, with an average of 10.5h of sunshine.
What month is the hottest in Gretna?
The warmest period in Gretna, with an average high-temperature of 90.7°F (32.6°C), falls in July and August.
What are the most humid months in Gretna?
August and December, with an average relative humidity of 78%, are most humid months in Gretna, Florida.
What is the rainiest month in Gretna?
August is the month with the most rainfall. Rain falls for 25.6 days and accumulates 5.08" (129mm) of precipitation.
What is the driest month in Gretna?
November is the month with the least rainfall. Rain falls for 8.1 days and accumulates 1.46" (37mm) of precipitation.
What is the month with the shortest days in Gretna?
With an average of 10h and 12min of daylight, December has the shortest days of the year in Gretna.
What is the month with the least sunshine in Gretna?
December has the least sunshine of the year, with an average of 5.5h of sunshine.
Average temperature
Gretna, FL
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).
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
Gretna, FL
- Average pressure in January:
30.16"Hg - Average pressure in February:
30.12"Hg - Average pressure in March:
30.1"Hg - Average pressure in April:
30.02"Hg - Average pressure in May:
30.01"Hg - Average pressure in June:
29.98"Hg
- Average pressure in July:
30.01"Hg - Average pressure in August:
29.98"Hg - Average pressure in September:
29.98"Hg - Average pressure in October:
30.02"Hg - Average pressure in November:
30.12"Hg - Average pressure in December:
30.13"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
Gretna, FL
- Average wind speed in January:
6.6mph - Average wind speed in February:
6.5mph - Average wind speed in March:
6.6mph - Average wind speed in April:
6.5mph - Average wind speed in May:
5.5mph - Average wind speed in June:
4.9mph
- Average wind speed in July:
4.6mph - Average wind speed in August:
4.5mph - Average wind speed in September:
4.9mph - Average wind speed in October:
5.8mph - Average wind speed in November:
6.1mph - Average wind speed in December:
6.5mph
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
Gretna, FL
The months with the highest relative humidity are August and December (78%).
The month with the lowest relative humidity is May (72%).
Average rainfall
Gretna, FL
- Average rainfall in January:
1.93" - Average rainfall in February:
2.24" - Average rainfall in March:
2.36" - Average rainfall in April:
3.19" - Average rainfall in May:
2.8" - Average rainfall in June:
4.65"
- Average rainfall in July:
5.04" - Average rainfall in August:
5.08" - Average rainfall in September:
3.35" - Average rainfall in October:
2.4" - Average rainfall in November:
1.46" - Average rainfall in December:
3.11"
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
Gretna, FL
- Average rainfall days in January:
10.3 days - Average rainfall days in February:
11.8 days - Average rainfall days in March:
12.4 days - Average rainfall days in April:
12 days - Average rainfall days in May:
15.1 days - Average rainfall days in June:
22.6 days
- Average rainfall days in July:
26.1 days - Average rainfall days in August:
25.6 days - Average rainfall days in September:
19.4 days - Average rainfall days in October:
9.8 days - Average rainfall days in November:
8.1 days - Average rainfall days in December:
11.7 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
Gretna, FL
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
Gretna, FL
- Average snowfall days in January:
0.2 days - Average snowfall days in February:
0.1 days - Average snowfall days in March:
0 days - Average snowfall days in April:
0 days - Average snowfall days in May:
0 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
0 days - Average snowfall days in November:
0 days - Average snowfall days in December:
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 / Average sunshine
Gretna, FL
- Average daylight in January:
10h and 2min - Average daylight in February:
11h and 1min - Average daylight in March:
12h and 0min - Average daylight in April:
12h and 5min - Average daylight in May:
13h and 4min - Average daylight in June:
14h and 1min
- Average daylight in July:
13h and 5min - Average daylight in August:
13h and 1min - Average daylight in September:
12h and 2min - Average daylight in October:
11h and 2min - Average daylight in November:
10h and 4min - Average daylight in December:
10h 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 January:
6h and 4min - Average sunshine in February:
7h and 1min - Average sunshine in March:
8h and 0min - Average sunshine in April:
8h and 4min - Average sunshine in May:
10h and 2min - Average sunshine in June:
10h and 3min
- Average sunshine in July:
10h and 3min - Average sunshine in August:
8h and 5min - Average sunshine in September:
8h and 4min - Average sunshine in October:
7h and 4min - Average sunshine in November:
6h and 1min - Average sunshine in December:
5h 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
Gretna, FL
- Average sunshine days in January:
19.3 days - Average sunshine days in February:
14.7 days - Average sunshine days in March:
16.8 days - Average sunshine days in April:
15.5 days - Average sunshine days in May:
14.2 days - Average sunshine days in June:
5.7 days
- Average sunshine days in July:
3.4 days - Average sunshine days in August:
3.8 days - Average sunshine days in September:
9.3 days - Average sunshine days in October:
18.9 days - Average sunshine days in November:
20.6 days - Average sunshine days in December:
17.7 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
Gretna, FL
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
Gretna, FL
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
Gretna, FL
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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