10-day forecast for Katy, LA: 42° to 78°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
78°
Best day: Sunday, November 22
62° · 0.13 in
Worst day: Sunday, November 15
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 1562° / 45°0.13
Morning54°feels 53°
Afternoon60°feels 59°
Evening50°feels 49°
Overnight48°feels 45°
62 °
Katy, Sunday, 15 November
Light rain. High 62°, low 45°.
Pressure30.21 inHg
Wind9.7 mph NE
Humidity70%
Visibility3.0 mi
Dew point48°
Mon, 1665° / 47°0.13
Morning52°feels 50°
Afternoon65°feels 64°
Evening56°feels 53°
Overnight48°feels 42°
65 °
Katy, Monday, 16 November
Light rain. High 65°, low 47°.
Pressure30.33 inHg
Wind10.2 mph NE
Humidity44%
Visibility6.2 mi
Dew point41°
Tue, 1769° / 48°0
Morning51°feels 49°
Afternoon69°feels 68°
Evening58°feels 57°
Overnight49°feels 46°
69 °
Katy, Tuesday, 17 November
Clear. High 69°, low 48°.
Pressure30.33 inHg
Wind8.4 mph NE
Humidity55%
Visibility6.2 mi
Dew point50°
Wed, 1872° / 52°0
Morning57°feels 56°
Afternoon71°feels 71°
Evening62°feels 62°
Overnight54°feels 53°
72 °
Katy, Wednesday, 18 November
Overcast. High 72°, low 52°.
Pressure30.27 inHg
Wind8.9 mph E
Humidity57%
Visibility6.2 mi
Dew point55°
Thu, 1975° / 56°0
Morning61°feels 61°
Afternoon73°feels 73°
Evening66°feels 66°
Overnight61°feels 61°
75 °
Katy, Thursday, 19 November
Clear. High 75°, low 56°.
Pressure30.27 inHg
Wind8.3 mph E
Humidity62%
Visibility—
Dew point58°
Fri, 2076° / 57°0
Morning62°feels 61°
Afternoon73°feels 72°
Evening62°feels 61°
Overnight58°feels 57°
76 °
Katy, Friday, 20 November
Mostly clear. High 76°, low 57°.
Pressure30.21 inHg
Wind10.7 mph E
Humidity37%
Visibility—
Dew point45°
Sat, 2177° / 54°0
Morning60°feels 60°
Afternoon73°feels 73°
Evening63°feels 63°
Overnight60°feels 60°
77 °
Katy, Saturday, 21 November
Clear. High 77°, low 54°.
Pressure30.18 inHg
Wind6.4 mph E
Humidity48%
Visibility—
Dew point51°
Sun, 2278° / 58°0
Morning63°feels 63°
Afternoon75°feels 74°
Evening65°feels 64°
Overnight62°feels 61°
78 °
Katy, Sunday, 22 November
Mostly clear. High 78°, low 58°.
Pressure30.18 inHg
Wind7 mph NE
Humidity40%
Visibility—
Dew point48°
Mon, 2377° / 57°0
Morning62°feels 61°
Afternoon74°feels 73°
Evening66°feels 65°
Overnight62°feels 61°
77 °
Katy, Monday, 23 November
Partly cloudy. High 77°, low 57°.
Pressure30.18 inHg
Wind9 mph NE
Humidity34%
Visibility—
Dew point43°
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 Katy, 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.