10-day forecast for Union, TN: 46° to 81°, with precipitation expected on 0 days. The table below breaks each day into morning, afternoon, evening and overnight.
81°
Best day: Friday, October 30
75°
Worst day: Saturday, October 31
Tap any day below to see morning, afternoon, evening and overnight.
Fri, 2377° / 47°0
Morning52°feels 51°
Afternoon77°feels 75°
Evening56°feels 54°
Overnight51°feels 50°
77 °
Union, Friday, 23 October
Clear. High 77°, low 47°.
Pressure30.24 inHg
Wind6 mph E
Humidity32%
Visibility6.2 mi
Dew point41°
Sat, 2478° / 46°0
Morning52°feels 50°
Afternoon77°feels 76°
Evening64°feels 63°
Overnight49°feels 48°
78 °
Union, Saturday, 24 October
Clear. High 78°, low 46°.
Pressure30.33 inHg
Wind6.1 mph S
Humidity39%
Visibility6.2 mi
Dew point48°
Sun, 2576° / 52°0
Morning54°feels 52°
Afternoon76°feels 75°
Evening65°feels 63°
Overnight56°feels 55°
76 °
Union, Sunday, 25 October
Overcast. High 76°, low 52°.
Pressure30.39 inHg
Wind2.6 mph S
Humidity38%
Visibility6.2 mi
Dew point47°
Mon, 2675° / 52°0
Morning57°feels 56°
Afternoon75°feels 74°
Evening64°feels 63°
Overnight57°feels 56°
75 °
Union, Monday, 26 October
Overcast. High 75°, low 52°.
Pressure30.33 inHg
Wind1.5 mph SW
Humidity41%
Visibility6.2 mi
Dew point47°
Tue, 2775° / 50°0
Morning57°feels 56°
Afternoon74°feels 73°
Evening67°feels 65°
Overnight60°feels 58°
75 °
Union, Tuesday, 27 October
Overcast. High 75°, low 50°.
Pressure30.24 inHg
Wind4.2 mph E
Humidity36%
Visibility—
Dew point43°
Wed, 2878° / 55°0
Morning61°feels 60°
Afternoon74°feels 73°
Evening65°feels 63°
Overnight60°feels 58°
78 °
Union, Wednesday, 28 October
Overcast. High 78°, low 55°.
Pressure30.18 inHg
Wind7.3 mph SE
Humidity33%
Visibility—
Dew point42°
Thu, 2979° / 56°0
Morning62°feels 60°
Afternoon76°feels 74°
Evening66°feels 64°
Overnight61°feels 60°
79 °
Union, Thursday, 29 October
Overcast. High 79°, low 56°.
Pressure30.21 inHg
Wind10 mph S
Humidity25%
Visibility—
Dew point37°
Fri, 3081° / 58°0
Morning65°feels 64°
Afternoon77°feels 77°
Evening70°feels 69°
Overnight65°feels 65°
81 °
Union, Friday, 30 October
Overcast. High 81°, low 58°.
Pressure30.12 inHg
Wind8.7 mph S
Humidity39%
Visibility—
Dew point49°
Sat, 3175° / 61°0.04
Morning66°feels 66°
Afternoon74°feels 74°
Evening69°feels 69°
Overnight66°feels 66°
75 °
Union, Saturday, 31 October
Light rain. High 75°, low 61°.
Pressure30.03 inHg
Wind11.4 mph S
Humidity58%
Visibility—
Dew point57°
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 Union, 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.