What is today's weather forecast for South Union, KY?

Today's forecast for South Union shows a high of 43 degrees and a low of 34 degrees Fahrenheit. Partly sunny, with a high near 43.

What is the 7-day weather forecast for South Union, KY?

The 7-day forecast for South Union shows highs from 38 to 53 degrees and lows from 24 to 37 degrees Fahrenheit. Expect precipitation on 4 days with chances of 20% or higher.

Will it rain in South Union, KY this week?

Yes, rain is possible in South Union this week. Precipitation chances: Sunday (40% chance), Monday (20% chance), Wednesday (30% chance), Thursday (30% chance).

How accurate is the South Union weather forecast?

WeatherForYou provides highly accurate South Union forecasts using National Weather Service data and current conditions from the nearest available weather stations, often miles closer than regional airports, for the most precise local forecasts.

South Union, KY Weather Forecast and Current Conditions

Current Conditions From Nearby Station

Switch to Metric Units

33°F
Feels Like 33°F

Humidity 92% Dew Point 31°F Wind Calm Barometer 30.05 in.

Report from a personal weather station 7.5 mi. E of central South Union
at 6:50 AM Sat, Dec 6, 2025

Point Forecast at a Glance

SatDec 6

SunDec 7

20%

MonDec 8

20%

TueDec 9

WedDec 10

30%

ThuDec 11

30%

FriDec 12

7-Day Temperature Trend

Week Ahead Summary

Variable high temperatures through the week, ranging from 38°F to 53°F. Unsettled weather expected with rain on most days, including one day with snow.

Climate Context

This week's forecast shows temperatures running 3°F below the historical average for December. Normal highs for this period are around 48°F with lows around 30°F.

This Date in Weather History

1987 - Another in a series of storms brought high winds and heavy rain to the northwestern U.S., with heavy snow in some of the higher elevations. In northern California, Crescent City was drenched with 2.58 inches of rain, and winds gusted to 90 mph. Up to fourteen inches of snow blanketed the mountains of northern California, and snow and high winds created blizzard conditions around Lake Tahoe NV.

South Union, KY 7 Day Weather Forecast Details

Saturday Dec 6

Day: Partly sunny, with a high near 43. Southwest wind 3 to 8 mph.

Night: Mostly cloudy, with a low around 34. Southeast wind 3 to 6 mph.

Sunday Dec 7

Day: A 20 percent chance of showers. Mostly cloudy, with a high near 48. Light and variable wind becoming south around 6 mph in the morning.

Night: A 40 percent chance of showers, mainly after midnight. Cloudy, with a low around 30. North wind 5 to 8 mph.

Monday Dec 8

Day: A slight chance of snow showers, mixing with rain after 9am, then gradually ending. Cloudy through mid morning, then gradual clearing, with a high near 39. North wind 3 to 8 mph. Chance of precipitation is 20%.

Night: Mostly clear, with a low around 24.

Tuesday Dec 9

Day: Mostly sunny, with a high near 48.

Night: Mostly cloudy, with a low around 37.

Wednesday Dec 10

Day: A 30 percent chance of showers after noon. Partly sunny, with a high near 53.

Night: A 30 percent chance of showers, mainly before midnight. Mostly cloudy, with a low around 30.

Thursday Dec 11

Day: A 30 percent chance of showers. Mostly cloudy, with a high near 45.

Night: A 20 percent chance of showers. Mostly cloudy, with a low around 28.

Friday Dec 12

Day: Partly sunny, with a high near 38.

About South Union, KY

South Union is an unincorporated community located in Logan County, Kentucky, United States.

Content from Wikipedia, licensed under CC BY-SA 3.0.

How We Provide Better Local Weather

Current conditions: We use the nearest available station to your location - including professional MESONET/MADIS and local weather stations - often miles closer than regional airports.

Forecasts: National Weather Service point forecasts predict for your specific area, not broad regional zones, making them far more relevant to your location.

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