10-day forecast for Southport, LA: 75° to 96°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
96°
Best day: Tuesday, August 18
89° · 0.1 in
Worst day: Sunday, August 9
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1090° / 80°0.07
Morning83°feels 90°
Afternoon86°feels 91°
Evening89°feels 101°
Overnight80°feels 80°
90 °
Southport, Monday, 10 August
Light rain. High 90°, low 80°.
Pressure30.12 inHg
Wind3.2 mph NE
Humidity58%
Visibility6.2 mi
Dew point73°
Tue, 1192° / 78°0.03
Morning82°feels 89°
Afternoon88°feels 96°
Evening84°feels 92°
Overnight79°feels 79°
92 °
Southport, Tuesday, 11 August
Light rain. High 92°, low 78°.
Pressure30.12 inHg
Wind5.2 mph NE
Humidity57%
Visibility6.2 mi
Dew point73°
Wed, 1293° / 78°0.01
Morning81°feels 87°
Afternoon90°feels 99°
Evening84°feels 92°
Overnight79°feels 79°
93 °
Southport, Wednesday, 12 August
Light rain. High 93°, low 78°.
Pressure30.03 inHg
Wind1.7 mph NW
Humidity51%
Visibility6.2 mi
Dew point72°
Thu, 1394° / 78°0
Morning81°feels 86°
Afternoon93°feels 101°
Evening87°feels 95°
Overnight79°feels 79°
94 °
Southport, Thursday, 13 August
Clear. High 94°, low 78°.
Pressure30.03 inHg
Wind12.6 mph SW
Humidity47%
Visibility—
Dew point69°
Fri, 1494° / 78°0
Morning82°feels 85°
Afternoon94°feels 99°
Evening89°feels 95°
Overnight81°feels 86°
94 °
Southport, Friday, 14 August
Clear. High 94°, low 78°.
Pressure30.12 inHg
Wind10.9 mph SW
Humidity43%
Visibility—
Dew point66°
Sat, 1593° / 78°0
Morning81°feels 84°
Afternoon91°feels 97°
Evening89°feels 95°
Overnight81°feels 85°
93 °
Southport, Saturday, 15 August
Clear. High 93°, low 78°.
Pressure30.18 inHg
Wind12.2 mph S
Humidity52%
Visibility—
Dew point69°
Sun, 1694° / 78°0.01
Morning82°feels 85°
Afternoon91°feels 98°
Evening88°feels 95°
Overnight82°feels 86°
94 °
Southport, Sunday, 16 August
Light rain. High 94°, low 78°.
Pressure30.15 inHg
Wind14.4 mph S
Humidity53%
Visibility—
Dew point70°
Mon, 1793° / 78°0.03
Morning82°feels 85°
Afternoon92°feels 101°
Evening90°feels 99°
Overnight83°feels 87°
93 °
Southport, Monday, 17 August
Light rain. High 93°, low 78°.
Pressure30.06 inHg
Wind13 mph S
Humidity51%
Visibility—
Dew point70°
Tue, 1896° / 79°0
Morning84°feels 86°
Afternoon95°feels 103°
Evening90°feels 98°
Overnight83°feels 87°
96 °
Southport, Tuesday, 18 August
Partly cloudy. High 96°, low 79°.
Pressure30.00 inHg
Wind11.7 mph SW
Humidity45%
Visibility—
Dew point69°
About this forecast
How reliable is a 10-day forecast?
The first 3–5 days are the most reliable, typically within 2–4°. From day six to ten the models show the trend: the direction of change is right more often than the exact numbers.
What does the time-of-day table show?
Temperature in Southport, LA around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.
How is the best day chosen?
We weigh the daytime high against precipitation: a warm, dry day scores highest.