10-day forecast for Lacy, TN: 40° to 78°, with precipitation expected on 0 days. The table below breaks each day into morning, afternoon, evening and overnight.
78°
Best day: Saturday, October 24
66°
Worst day: Sunday, October 18
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1970° / 44°0
Morning48°feels 46°
Afternoon69°feels 66°
Evening53°feels 51°
Overnight49°feels 47°
70 °
Lacy, Monday, 19 October
Clear. High 70°, low 44°.
Pressure30.39 inHg
Wind4.5 mph SE
Humidity32%
Visibility6.2 mi
Dew point36°
Tue, 2075° / 47°0
Morning52°feels 50°
Afternoon75°feels 73°
Evening60°feels 59°
Overnight50°feels 48°
75 °
Lacy, Tuesday, 20 October
Clear. High 75°, low 47°.
Pressure30.30 inHg
Wind4.6 mph NE
Humidity34%
Visibility6.2 mi
Dew point42°
Wed, 2175° / 51°0
Morning55°feels 53°
Afternoon76°feels 74°
Evening62°feels 61°
Overnight53°feels 51°
75 °
Lacy, Wednesday, 21 October
Mostly clear. High 75°, low 51°.
Pressure30.24 inHg
Wind4.5 mph N
Humidity32%
Visibility6.2 mi
Dew point42°
Thu, 2275° / 49°0
Morning54°feels 53°
Afternoon73°feels 71°
Evening63°feels 62°
Overnight53°feels 51°
75 °
Lacy, Thursday, 22 October
Clear. High 75°, low 49°.
Pressure30.21 inHg
Wind4.5 mph NE
Humidity39%
Visibility6.2 mi
Dew point44°
Fri, 2377° / 50°0
Morning57°feels 56°
Afternoon73°feels 71°
Evening63°feels 62°
Overnight56°feels 55°
77 °
Lacy, Friday, 23 October
Clear. High 77°, low 50°.
Pressure30.21 inHg
Wind4.4 mph NE
Humidity30%
Visibility—
Dew point38°
Sat, 2478° / 54°0
Morning61°feels 59°
Afternoon75°feels 74°
Evening64°feels 62°
Overnight58°feels 57°
78 °
Lacy, Saturday, 24 October
Overcast. High 78°, low 54°.
Pressure30.36 inHg
Wind11.1 mph S
Humidity28%
Visibility—
Dew point39°
Sun, 2575° / 50°0
Morning57°feels 55°
Afternoon72°feels 70°
Evening61°feels 59°
Overnight56°feels 54°
75 °
Lacy, Sunday, 25 October
Overcast. High 75°, low 50°.
Pressure30.42 inHg
Wind7.9 mph SE
Humidity25%
Visibility—
Dew point33°
Mon, 2674° / 51°0
Morning57°feels 55°
Afternoon71°feels 69°
Evening62°feels 60°
Overnight58°feels 55°
74 °
Lacy, Monday, 26 October
Overcast. High 74°, low 51°.
Pressure30.27 inHg
Wind5.6 mph SE
Humidity24%
Visibility—
Dew point31°
Tue, 2778° / 54°0
Morning61°feels 59°
Afternoon74°feels 73°
Evening66°feels 65°
Overnight63°feels 62°
78 °
Lacy, Tuesday, 27 October
Overcast. High 78°, low 54°.
Pressure30.18 inHg
Wind8.2 mph E
Humidity40%
Visibility—
Dew point47°
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 Lacy, TN 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.