10-day forecast for Alton, LA: 75° to 101°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
98°
Best day: Monday, August 17
101° · 0.13 in
Worst day: Tuesday, August 18
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1095° / 77°0.02
Morning84°feels 94°
Afternoon93°feels 101°
Evening85°feels 93°
Overnight77°feels 79°
95 °
Alton, Monday, 10 August
Light rain. High 95°, low 77°.
Pressure30.12 inHg
Wind5.9 mph S
Humidity55%
Visibility6.2 mi
Dew point72°
Tue, 1194° / 79°0
Morning83°feels 90°
Afternoon93°feels 101°
Evening85°feels 93°
Overnight81°feels 86°
94 °
Alton, Tuesday, 11 August
Partly cloudy. High 94°, low 79°.
Pressure30.09 inHg
Wind6.6 mph S
Humidity53%
Visibility6.2 mi
Dew point71°
Wed, 1295° / 80°0
Morning83°feels 90°
Afternoon94°feels 100°
Evening86°feels 94°
Overnight81°feels 86°
95 °
Alton, Wednesday, 12 August
Clear. High 95°, low 80°.
Pressure30.03 inHg
Wind7.4 mph SW
Humidity56%
Visibility6.2 mi
Dew point72°
Thu, 1395° / 80°0
Morning83°feels 89°
Afternoon91°feels 98°
Evening89°feels 96°
Overnight81°feels 86°
95 °
Alton, Thursday, 13 August
Partly cloudy. High 95°, low 80°.
Pressure30.03 inHg
Wind11.7 mph SW
Humidity54%
Visibility—
Dew point71°
Fri, 1495° / 79°0
Morning83°feels 84°
Afternoon91°feels 97°
Evening88°feels 96°
Overnight83°feels 88°
95 °
Alton, Friday, 14 August
Overcast. High 95°, low 79°.
Pressure30.12 inHg
Wind11.2 mph SE
Humidity47%
Visibility—
Dew point67°
Sat, 1596° / 79°0
Morning83°feels 85°
Afternoon93°feels 99°
Evening88°feels 92°
Overnight83°feels 87°
96 °
Alton, Saturday, 15 August
Partly cloudy. High 96°, low 79°.
Pressure30.15 inHg
Wind11 mph SW
Humidity46%
Visibility—
Dew point68°
Sun, 1696° / 79°0.02
Morning84°feels 85°
Afternoon95°feels 101°
Evening89°feels 96°
Overnight84°feels 91°
96 °
Alton, Sunday, 16 August
Light rain. High 96°, low 79°.
Pressure30.12 inHg
Wind8.8 mph SW
Humidity41%
Visibility—
Dew point67°
Mon, 1798° / 80°0.01
Morning85°feels 90°
Afternoon97°feels 105°
Evening92°feels 100°
Overnight86°feels 94°
98 °
Alton, Monday, 17 August
Light rain. High 98°, low 80°.
Pressure30.03 inHg
Wind11.7 mph SW
Humidity43%
Visibility—
Dew point69°
Tue, 18101° / 77°0.13
Morning86°feels 92°
Afternoon97°feels 106°
Evening87°feels 94°
Overnight78°feels 80°
101 °
Alton, Tuesday, 18 August
Light rain. High 101°, low 77°.
Pressure29.97 inHg
Wind14.4 mph SE
Humidity42%
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 Alton, 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.