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Gretna FL Weather - Clear - 73°F
Clear
73°F
Updated 6:04 am
Feels Like 73°F
Humidity 84%
Wind NNE 5 mph
Barometer  30.19 in
Dew Point 68°F
Gretna FL Weather - Clear - 23°C
Clear
23°C
Updated 6:04 am
Feels Like 23°C
Humidity 84%
Wind NNE 8 km/h
Barometer  102.2 kPa
Dew Point 20°C
Gretna, FL Weather and Current Conditionsgretna fl weather forecast

Gretna, FL Weather Forecast

Gretna Florida WeatherGretna, Florida Weather Weather Forecast
14 day API Gretna, FL weather forecast. Note. Our 7-day weather forecast for Gretna, Florida is our most reliable and accurate forecast. This model should only be used as a likely scenario. Forecasting more than 7 days is difficult.
Gretna, FL Weather Forecast Dated: 604 AM Thu Sep 17 2026
Expect a very warm period with a mix of sun and clouds and occasional showers over the coming period. moderate humidity and no major pressure swings will dominate. Isolated storms at times.

Thursday, September 17, 2026

Mid-Morning
Gretna Weather - 2026-09-17 - Morning - Sunny
74°F 23°C
Sunny
Mid-Afternoon
Gretna Weather - 2026-09-17 - Afternoon - Sunny
91°F 33°C
Sunny
Early-Evening
Gretna Weather - 2026-09-17 - Evening - Sunny
85°F 29°C
Sunny
Very hot with temperatures reaching 91°F 33°C, sunny throughout the day, with lower humidity and barometric pressure falling. Winds out of the ENE at 10 mph 16 km/h.

Friday, September 18, 2026

Mid-Morning
Gretna Weather - 2026-09-18 - Morning - Sunny
75°F 24°C
Sunny
Mid-Afternoon
Gretna Weather - 2026-09-18 - Afternoon - Sunny
93°F 34°C
Sunny
Early-Evening
Gretna Weather - 2026-09-18 - Evening - Cloudy
88°F 31°C
Cloudy
Hot and sweltering around 93°F 34°C, sunny through the afternoon, turning cloudy this evening, with lower humidity and barometric pressure falling. Winds switching from the NE to the ESE at 6 mph 9 km/h.

Saturday, September 19, 2026

Mid-Morning
Gretna Weather - 2026-09-19 - Morning - Sunny
77°F 25°C
Sunny
Mid-Afternoon
Gretna Weather - 2026-09-19 - Afternoon - Cloudy
92°F 34°C
Cloudy
Early-Evening
Gretna Weather - 2026-09-19 - Evening - Cloudy
82°F 28°C
Cloudy
Sizzling hot with 92°F 34°C, sunny in the morning, overcast in the afternoon, and cloudy this evening, with steady humidity and steady pressure. Winds moving from the E to the SSE at 7 mph 11 km/h.

Sunday, September 20, 2026

Mid-Morning
Gretna Weather - 2026-09-20 - Morning - Overcast
74°F 23°C
Overcast
Mid-Afternoon
Gretna Weather - 2026-09-20 - Afternoon - Cloudy
85°F 29°C
Cloudy
Early-Evening
Gretna Weather - 2026-09-20 - Evening - Partly Cloudy
84°F 29°C
Partly Cloudy
Warm and summery around 85°F 29°C (feels like 88°F 31°C), overcast through the afternoon, turning cloudy this evening, with lower humidity and steady pressure. A stray shower or storm late in the day.

Monday, September 21, 2026

Mid-Morning
Gretna Weather - 2026-09-21 - Morning - Partly Cloudy
75°F 24°C
Partly Cloudy
Mid-Afternoon
Gretna Weather - 2026-09-21 - Afternoon - Partly Cloudy
87°F 31°C
Partly Cloudy
Early-Evening
Gretna Weather - 2026-09-21 - Evening - Light Showers
78°F 25°C
Light Showers
Quite warm reaching 87°F 31°C, feeling like 92°F 33°C during peak afternoon, mainly dry until evening showers arrive, with steady humidity and steady pressure.

Tuesday, September 22, 2026

Mid-Morning
Gretna Weather - 2026-09-22 - Morning - Sunny
78°F 25°C
Sunny
Mid-Afternoon
Gretna Weather - 2026-09-22 - Afternoon - Nearby Thunderstorms
92°F 33°C
Nearby Thunderstorms
Early-Evening
Gretna Weather - 2026-09-22 - Evening - Scattered Showers
84°F 29°C
Scattered Showers
Very hot with a high of 92°F 33°C, feeling closer to 97°F 36°C in the humidity, heavy thunderstorms conditions at times, with lower humidity and steady pressure.

Wednesday, September 23, 2026

Mid-Morning
Gretna Weather - 2026-09-23 - Morning - Sunny
80°F 26°C
Sunny
Mid-Afternoon
Gretna Weather - 2026-09-23 - Afternoon - Partly Cloudy
95°F 35°C
Partly Cloudy
Early-Evening
Gretna Weather - 2026-09-23 - Evening - Scattered Showers
87°F 31°C
Scattered Showers
Sizzling hot near 95°F 35°C with a heat index reaching 100°F 38°C, periods of heavy rain and gusty conditions, with lower humidity and steady pressure.

Thursday, September 24, 2026

Mid-Morning
Gretna Weather - 2026-09-24 - Morning - Sunny
79°F 26°C
Sunny
Mid-Afternoon
Gretna Weather - 2026-09-24 - Afternoon - Scattered Showers
92°F 34°C
Scattered Showers
Early-Evening
Gretna Weather - 2026-09-24 - Evening - Scattered Showers
82°F 28°C
Scattered Showers
Hot and sweltering around 92°F 34°C (heat index 98°F 36°C), scattered downpours possible, with steady humidity and steady pressure. A stray shower or storm late in the day.

Friday, September 25, 2026

Mid-Morning
Gretna Weather - 2026-09-25 - Morning - Sunny
78°F 25°C
Sunny
Mid-Afternoon
Gretna Weather - 2026-09-25 - Afternoon - Sunny
91°F 33°C
Sunny
Early-Evening
Gretna Weather - 2026-09-25 - Evening - Overcast
84°F 29°C
Overcast
Hot temperatures near 91°F 33°C, sunny through the afternoon, turning cloudy this evening, with lower humidity and steady pressure.

Saturday, September 26, 2026

Mid-Morning
Gretna Weather - 2026-09-26 - Morning - Overcast
74°F 23°C
Overcast
Mid-Afternoon
Gretna Weather - 2026-09-26 - Afternoon - Overcast
80°F 27°C
Overcast
Early-Evening
Gretna Weather - 2026-09-26 - Evening - Overcast
75°F 24°C
Overcast
Very warm with a high of 80°F 27°C, overcast throughout the day, with lower humidity and steady pressure. Winds out of the ENE at 13 mph 21 km/h. Gusts up to 24 mph 39 km/h.

Sunday, September 27, 2026

Mid-Morning
Gretna Weather - 2026-09-27 - Morning - Overcast
69°F 21°C
Overcast
Mid-Afternoon
Gretna Weather - 2026-09-27 - Afternoon - Overcast
77°F 25°C
Overcast
Early-Evening
Gretna Weather - 2026-09-27 - Evening - Overcast
72°F 23°C
Overcast
Pleasant near 77°F 25°C, overcast throughout the day, with steady humidity and steady pressure. Winds blowing from the NE at 16 mph 25 km/h. Gusts up to 35 mph 56 km/h.

Monday, September 28, 2026

Mid-Morning
Gretna Weather - 2026-09-28 - Morning - Overcast
70°F 21°C
Overcast
Mid-Afternoon
Gretna Weather - 2026-09-28 - Afternoon - Light Showers
69°F 21°C
Light Showers
Early-Evening
Gretna Weather - 2026-09-28 - Evening - Scattered Showers
68°F 20°C
Scattered Showers
Comfortable with temperatures reaching 69°F 21°C, locally heavy downpours at times, with increasing humidity and steady pressure. Winds NE at 16 mph 26 km/h. Gusts up to 36 mph 57 km/h.

Tuesday, September 29, 2026

Mid-Morning
Gretna Weather - 2026-09-29 - Morning - Overcast
71°F 22°C
Overcast
Mid-Afternoon
Gretna Weather - 2026-09-29 - Afternoon - Overcast
82°F 28°C
Overcast
Early-Evening
Gretna Weather - 2026-09-29 - Evening - Overcast
78°F 25°C
Overcast
Warm and summery around 82°F 28°C (feels like 86°F 30°C), overcast throughout the day, with steady humidity and steady pressure. Winds switching from the NE to the ENE at 9 mph 14 km/h.

Wednesday, September 30, 2026

Mid-Morning
Gretna Weather - 2026-09-30 - Morning - Overcast
75°F 24°C
Overcast
Mid-Afternoon
Gretna Weather - 2026-09-30 - Afternoon - Overcast
89°F 32°C
Overcast
Early-Evening
Gretna Weather - 2026-09-30 - Evening - Overcast
83°F 29°C
Overcast
Quite warm reaching 89°F 32°C, feeling like 93°F 34°C during peak afternoon, overcast throughout the day, with lower humidity and steady pressure.

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Weather by the Numbers

Thu, 17th
Gretna FL Weather - Thursday, Sep 17, 2026 - Sunny
Hi: 91°F 33°C
Lo: 70°F 21°C
Sunrise 07:24 AM
Sunset 07:41 PM
Wind ENE 10 mph16 km/h
Dew Point 59°F15°C
uv Index 7
Barometric Pressure 30.21 in1023 mb
POP 1% *
Humidity 41%
Fri, 18th
Gretna FL Weather - Friday, Sep 18, 2026 - Sunny
Hi: 93°F 34°C
Lo: 71°F 21°C
Sunrise 07:25 AM
Sunset 07:40 PM
Wind NE 9 mph14 km/h
Dew Point 60°F16°C
uv Index 7
Barometric Pressure 30.12 in1020 mb
POP 2% *
Humidity 41%
Sat, 19th
Gretna FL Weather - Saturday, Sep 19, 2026 - Sunny
Hi: 93°F 34°C
Lo: 73°F 23°C
Sunrise 07:25 AM
Sunset 07:39 PM
Wind E 6 mph10 km/h
Dew Point 62°F17°C
uv Index 7
Barometric Pressure 30 in1016 mb
POP 1% *
Humidity 42%
Sun, 20th
Gretna FL Weather - Sunday, Sep 20, 2026 - Overcast
Hi: 91°F 33°C
Lo: 72°F 22°C
Sunrise 07:26 AM
Sunset 07:38 PM
Wind E 6 mph9 km/h
Dew Point 68°F20°C
uv Index 7
Barometric Pressure 29.97 in1015 mb
POP 13% *
Humidity 55%
Mon, 21st
Gretna FL Weather - Monday, Sep 21, 2026 - Patchy Rain Nearby
Hi: 91°F 33°C
Lo: 72°F 22°C
Sunrise 07:26 AM
Sunset 07:36 PM
Wind ESE 2 mph3 km/h
Dew Point 68°F20°C
uv Index 7
Barometric Pressure 29.94 in1014 mb
POP 11% *
Humidity 51%
Tue, 22nd
Gretna FL Weather - Tuesday, Sep 22, 2026 - Partly Cloudy
Hi: 94°F 35°C
Lo: 73°F 23°C
Sunrise 07:27 AM
Sunset 07:35 PM
Wind SSW 1 mph2 km/h
Dew Point 68°F20°C
uv Index 8
Barometric Pressure 29.97 in1015 mb
POP 3% *
Humidity 51%
Wed, 23rd
Gretna FL Weather - Wednesday, Sep 23, 2026 - Sunny
Hi: 95°F 35°C
Lo: 75°F 24°C
Sunrise 07:28 AM
Sunset 07:34 PM
Wind NE 4 mph7 km/h
Dew Point 68°F20°C
uv Index 8
Barometric Pressure 29.97 in1015 mb
POP 2% *
Humidity 48%
Thu, 24th
Gretna FL Weather - Thursday, Sep 24, 2026 - Sunny
Hi: 94°F 35°C
Lo: 75°F 24°C
Sunrise 07:28 AM
Sunset 07:32 PM
Wind ENE 4 mph7 km/h
Dew Point 69°F21°C
uv Index 8
Barometric Pressure 29.91 in1013 mb
POP 2% *
Humidity 52%
Fri, 25th
Gretna FL Weather - Friday, Sep 25, 2026 - Sunny
Hi: 92°F 33°C
Lo: 75°F 24°C
Sunrise 07:29 AM
Sunset 07:31 PM
Wind SE 7 mph11 km/h
Dew Point 59°F15°C
uv Index 8
Barometric Pressure 29.85 in1011 mb
POP 1% *
Humidity 39%
Sat, 26th
Gretna FL Weather - Saturday, Sep 26, 2026 - Overcast
Hi: 81°F 27°C
Lo: 70°F 21°C
Sunrise 07:29 AM
Sunset 07:30 PM
Wind ENE 13 mph21 km/h
Dew Point 63°F17°C
uv Index 6
Barometric Pressure 29.94 in1014 mb
POP 14% *
Humidity 58%
Sun, 27th
Gretna FL Weather - Sunday, Sep 27, 2026 - Overcast
Hi: 78°F 26°C
Lo: 67°F 19°C
Sunrise 07:30 AM
Sunset 07:29 PM
Wind NE 16 mph26 km/h
Dew Point 56°F13°C
uv Index 5
Barometric Pressure 29.94 in1014 mb
POP 12% *
Humidity 50%
Mon, 28th
Gretna FL Weather - Monday, Sep 28, 2026 - Patchy Rain Nearby
Hi: 71°F 22°C
Lo: 66°F 19°C
Sunrise 07:30 AM
Sunset 07:27 PM
Wind NE 17 mph27 km/h
Dew Point 59°F15°C
uv Index 5
Barometric Pressure 29.8 in1009 mb
POP 16% *
Humidity 66%
Tue, 29th
Gretna FL Weather - Tuesday, Sep 29, 2026 - Overcast
Hi: 83°F 29°C
Lo: 70°F 21°C
Sunrise 07:31 AM
Sunset 07:26 PM
Wind ENE 9 mph15 km/h
Dew Point 65°F19°C
uv Index 5
Barometric Pressure 29.8 in1009 mb
POP 19% *
Humidity 72%
Wed, 30th
Gretna FL Weather - Wednesday, Sep 30, 2026 - Patchy Rain Nearby
Hi: 91°F 33°C
Lo: 72°F 22°C
Sunrise 07:32 AM
Sunset 07:25 PM
Wind E 6 mph9 km/h
Dew Point 70°F21°C
uv Index 6
Barometric Pressure 29.88 in1012 mb
POP 16% *
Humidity 65%
* POP = Probability of Precipitation. Data for 12:00 PM.