10-day forecast for South Union, KY: 42° to 75°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
75°
Best day: Saturday, October 24
58°
Worst day: Saturday, October 17
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 1866° / 42°0
Morning45°feels 41°
Afternoon65°feels 62°
Evening55°feels 53°
Overnight44°feels 41°
66 °
South Union, Sunday, 18 October
Clear. High 66°, low 42°.
Pressure30.47 inHg
Wind5.6 mph E
Humidity43%
Visibility6.2 mi
Dew point38°
Mon, 1970° / 45°0
Morning49°feels 49°
Afternoon70°feels 69°
Evening58°feels 56°
Overnight48°feels 46°
70 °
South Union, Monday, 19 October
Clear. High 70°, low 45°.
Pressure30.39 inHg
Wind3.1 mph NW
Humidity37%
Visibility6.2 mi
Dew point41°
Tue, 2073° / 46°0
Morning50°feels 48°
Afternoon72°feels 70°
Evening60°feels 58°
Overnight50°feels 49°
73 °
South Union, Tuesday, 20 October
Clear. High 73°, low 46°.
Pressure30.33 inHg
Wind5.4 mph NE
Humidity34%
Visibility6.2 mi
Dew point40°
Wed, 2175° / 48°0
Morning55°feels 53°
Afternoon71°feels 69°
Evening61°feels 59°
Overnight52°feels 50°
75 °
South Union, Wednesday, 21 October
Clear. High 75°, low 48°.
Pressure30.24 inHg
Wind5.6 mph NE
Humidity29%
Visibility—
Dew point35°
Thu, 2274° / 49°0
Morning56°feels 55°
Afternoon71°feels 70°
Evening61°feels 59°
Overnight55°feels 54°
74 °
South Union, Thursday, 22 October
Clear. High 74°, low 49°.
Pressure30.18 inHg
Wind6.7 mph N
Humidity34%
Visibility—
Dew point40°
Fri, 2374° / 49°0
Morning56°feels 54°
Afternoon71°feels 69°
Evening61°feels 59°
Overnight55°feels 53°
74 °
South Union, Friday, 23 October
Clear. High 74°, low 49°.
Pressure30.18 inHg
Wind7.5 mph NE
Humidity28%
Visibility—
Dew point35°
Sat, 2475° / 51°0
Morning58°feels 56°
Afternoon73°feels 71°
Evening64°feels 62°
Overnight60°feels 57°
75 °
South Union, Saturday, 24 October
Overcast. High 75°, low 51°.
Pressure30.21 inHg
Wind7.1 mph E
Humidity32%
Visibility—
Dew point40°
Sun, 2573° / 58°0
Morning62°feels 61°
Afternoon71°feels 70°
Evening63°feels 61°
Overnight61°feels 59°
73 °
South Union, Sunday, 25 October
Overcast. High 73°, low 58°.
Pressure30.18 inHg
Wind13.5 mph SW
Humidity37%
Visibility—
Dew point44°
Mon, 2666° / 51°0.06
Morning58°feels 56°
Afternoon56°feels 55°
Evening57°feels 56°
Overnight53°feels 51°
66 °
South Union, Monday, 26 October
Light rain. High 66°, low 51°.
Pressure30.12 inHg
Wind14.2 mph SW
Humidity81%
Visibility—
Dew point51°
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 South Union, KY 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.