10-day forecast for Old Jefferson, LA: 75° to 103°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
103°
Best day: Tuesday, August 18
102° · 0.14 in
Worst day: Monday, August 17
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1093° / 78°0
Morning83°feels 91°
Afternoon91°feels 94°
Evening87°feels 96°
Overnight78°feels 80°
93 °
Old Jefferson, Monday, 10 August
Partly cloudy. High 93°, low 78°.
Pressure30.09 inHg
Wind4.9 mph S
Humidity48%
Visibility6.2 mi
Dew point71°
Tue, 1199° / 76°0
Morning81°feels 86°
Afternoon97°feels 103°
Evening85°feels 92°
Overnight78°feels 79°
99 °
Old Jefferson, Tuesday, 11 August
Mostly clear. High 99°, low 76°.
Pressure30.09 inHg
Wind5.6 mph S
Humidity47%
Visibility6.2 mi
Dew point71°
Wed, 1299° / 77°0
Morning81°feels 87°
Afternoon100°feels 105°
Evening86°feels 93°
Overnight78°feels 80°
99 °
Old Jefferson, Wednesday, 12 August
Clear. High 99°, low 77°.
Pressure30.03 inHg
Wind5.2 mph S
Humidity43%
Visibility6.2 mi
Dew point69°
Thu, 13101° / 78°0
Morning82°feels 88°
Afternoon97°feels 102°
Evening90°feels 95°
Overnight79°feels 79°
101 °
Old Jefferson, Thursday, 13 August
Light rain. High 101°, low 78°.
Pressure30.00 inHg
Wind13.2 mph SW
Humidity37%
Visibility—
Dew point65°
Fri, 14100° / 75°0
Morning82°feels 83°
Afternoon97°feels 99°
Evening91°feels 93°
Overnight80°feels 84°
100 °
Old Jefferson, Friday, 14 August
Clear. High 100°, low 75°.
Pressure30.09 inHg
Wind10.3 mph S
Humidity34%
Visibility—
Dew point62°
Sat, 15101° / 76°0
Morning83°feels 85°
Afternoon98°feels 102°
Evening92°feels 94°
Overnight80°feels 83°
101 °
Old Jefferson, Saturday, 15 August
Clear. High 101°, low 76°.
Pressure30.15 inHg
Wind7.8 mph S
Humidity35%
Visibility—
Dew point64°
Sun, 16101° / 77°0
Morning84°feels 86°
Afternoon99°feels 105°
Evening91°feels 97°
Overnight82°feels 85°
101 °
Old Jefferson, Sunday, 16 August
Mostly clear. High 101°, low 77°.
Pressure30.12 inHg
Wind8.3 mph SW
Humidity34%
Visibility—
Dew point64°
Mon, 17102° / 76°0.14
Morning82°feels 85°
Afternoon98°feels 105°
Evening91°feels 97°
Overnight82°feels 86°
102 °
Old Jefferson, Monday, 17 August
Light rain. High 102°, low 76°.
Pressure30.06 inHg
Wind9.6 mph SW
Humidity39%
Visibility—
Dew point67°
Tue, 18103° / 78°0
Morning84°feels 87°
Afternoon99°feels 103°
Evening92°feels 96°
Overnight82°feels 86°
103 °
Old Jefferson, Tuesday, 18 August
Mostly clear. High 103°, low 78°.
Pressure29.97 inHg
Wind12.4 mph SW
Humidity33%
Visibility—
Dew point63°
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 Old Jefferson, 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.