10-day forecast for Lacy, TN: 39° to 83°, with precipitation expected on 0 days. The table below breaks each day into morning, afternoon, evening and overnight.
83°
Best day: Saturday, October 24
63°
Worst day: Saturday, October 17
Tap any day below to see morning, afternoon, evening and overnight.
Sat, 1763° / 44°0
Morning48°feels 45°
Afternoon62°feels 59°
Evening48°feels 45°
Overnight46°feels 41°
63 °
Lacy, Saturday, 17 October
Clear. High 63°, low 44°.
Pressure30.45 inHg
Wind11.1 mph N
Humidity44%
Visibility6.2 mi
Dew point38°
Sun, 1870° / 39°0
Morning46°feels 43°
Afternoon68°feels 67°
Evening58°feels 55°
Overnight42°feels 38°
70 °
Lacy, Sunday, 18 October
Clear. High 70°, low 39°.
Pressure30.45 inHg
Wind4.4 mph SE
Humidity38%
Visibility6.2 mi
Dew point38°
Mon, 1972° / 47°0
Morning50°feels 47°
Afternoon71°feels 69°
Evening59°feels 57°
Overnight51°feels 50°
72 °
Lacy, Monday, 19 October
Clear. High 72°, low 47°.
Pressure30.39 inHg
Wind4.2 mph SE
Humidity28%
Visibility6.2 mi
Dew point33°
Tue, 2077° / 47°0
Morning53°feels 51°
Afternoon76°feels 74°
Evening64°feels 62°
Overnight51°feels 49°
77 °
Lacy, Tuesday, 20 October
Clear. High 77°, low 47°.
Pressure30.30 inHg
Wind2.6 mph NE
Humidity35%
Visibility6.2 mi
Dew point42°
Wed, 2178° / 49°0
Morning57°feels 56°
Afternoon75°feels 73°
Evening65°feels 63°
Overnight58°feels 57°
78 °
Lacy, Wednesday, 21 October
Clear. High 78°, low 49°.
Pressure30.24 inHg
Wind6.1 mph N
Humidity25%
Visibility—
Dew point35°
Thu, 2280° / 51°0
Morning59°feels 58°
Afternoon78°feels 77°
Evening65°feels 63°
Overnight59°feels 57°
80 °
Lacy, Thursday, 22 October
Clear. High 80°, low 51°.
Pressure30.18 inHg
Wind4 mph SE
Humidity29%
Visibility—
Dew point41°
Fri, 2381° / 55°0
Morning62°feels 61°
Afternoon79°feels 78°
Evening66°feels 65°
Overnight61°feels 59°
81 °
Lacy, Friday, 23 October
Overcast. High 81°, low 55°.
Pressure30.15 inHg
Wind4.4 mph SE
Humidity28%
Visibility—
Dew point42°
Sat, 2483° / 57°0
Morning64°feels 62°
Afternoon80°feels 78°
Evening66°feels 65°
Overnight61°feels 59°
83 °
Lacy, Saturday, 24 October
Overcast. High 83°, low 57°.
Pressure30.18 inHg
Wind5.4 mph NE
Humidity21%
Visibility—
Dew point35°
Sun, 2579° / 56°0
Morning62°feels 62°
Afternoon78°feels 77°
Evening67°feels 66°
Overnight62°feels 60°
79 °
Lacy, Sunday, 25 October
Overcast. High 79°, low 56°.
Pressure30.21 inHg
Wind7.7 mph S
Humidity30%
Visibility—
Dew point42°
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.