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Summer forecast 2026: Get ready for widespread heat as El Niño strengthens. Chevron right
Frost, record-challenging chill is headed for the eastern US. See how cold it will get. Chevron right

Union, SC

79°F
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Union, SC Weather
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April 29 - May 13

Wed 4/29

81° /60°
90%
Mostly cloudy and warmer; breezy with a couple of showers and a thunderstorm late this afternoon; thunderstorms can bring gusty winds and ponding on roadways

RealFeel®82°

RealFeel Shade™78°

Max UV Index8.0 (Very High)

WindSSW 10 mph

Thu 4/30

73° /52°
15%
Less humid with sun and some clouds

RealFeel®81°

RealFeel Shade™71°

Max UV Index10.0 (Very High)

WindNNW 6 mph

Fri 5/1

70° /56°
4%
Pleasant with intervals of clouds and sunshine

RealFeel®82°

RealFeel Shade™68°

Max UV Index10.0 (Very High)

WindSE 6 mph

Sat 5/2

63° /44°
91%
Cloudy and cooler with rain tapering to a couple of showers; the rain is much needed due to drought conditions

RealFeel®61°

RealFeel Shade™61°

Max UV Index2.0 (Low)

WindNNE 7 mph

Sun 5/3

68° /44°
11%
Mostly sunny; the start of another stretch of dry weather

RealFeel®79°

RealFeel Shade™66°

Max UV Index10.0 (Very High)

WindNW 5 mph

Mon 5/4

71° /50°
8%
Pleasant with plenty of sunshine

RealFeel®77°

RealFeel Shade™68°

Max UV Index10.0 (Very High)

WindSW 9 mph

Tue 5/5

76° /54°
16%
Mostly sunny and pleasant

RealFeel®79°

RealFeel Shade™73°

Max UV Index11.0 (Extreme)

WindWSW 8 mph

Wed 5/6

79° /59°
1%
Mostly sunny

RealFeel®81°

RealFeel Shade™76°

Max UV Index11.0 (Extreme)

WindSSW 9 mph

Thu 5/7

78° /55°
80%
Variable cloudiness; heavy showers in the morning followed by a couple of showers in the afternoon

RealFeel®85°

RealFeel Shade™77°

Max UV Index10.0 (Very High)

WindSW 9 mph

Fri 5/8

70° /48°
76%
Rain

RealFeel®68°

RealFeel Shade™68°

Max UV Index2.0 (Low)

WindSW 10 mph

Sat 5/9

70° /49°
0%
Mostly sunny

RealFeel®76°

RealFeel Shade™69°

Max UV Index11.0 (Extreme)

WindNW 5 mph

Sun 5/10

75° /54°
4%
Partly sunny

RealFeel®82°

RealFeel Shade™76°

Max UV Index11.0 (Extreme)

WindWNW 4 mph

Mon 5/11

78° /53°
0%
Sun and some clouds

RealFeel®81°

RealFeel Shade™77°

Max UV Index10.0 (Very High)

WindWNW 7 mph

Tue 5/12

77° /55°
25%
Less humid with sunshine and some clouds

RealFeel®82°

RealFeel Shade™74°

Max UV Index11.0 (Extreme)

WindS 8 mph

Wed 5/13

82° /58°
25%
Mostly cloudy and humid

RealFeel®87°

RealFeel Shade™84°

Max UV Index3.0 (Moderate)

WindW 4 mph

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World North America United States South Carolina Union

Weather Near Union:

  • Asheville, NC
  • Greenville, SC
  • Spartanburg, SC
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