June 20 - August 3

Fri 6/20

104° /59°

Mostly sunny, breezy and very hot; danger of dehydration and heatstroke if outside for extended periods of time

RealFeel®104°

RealFeel Shade™100°

Max UV Index10 (Very High)

WindS 16 mph

Sat 6/21

96° /62°

Partly sunny, breezy and hot; caution advised if doing strenuous activities outside

RealFeel®97°

RealFeel Shade™92°

Max UV Index10 (Very High)

WindWNW 15 mph

Sun 6/22

73° /48°

70%

Very windy; showery in the morning, then mostly sunny in the afternoon, cooler

RealFeel®73°

RealFeel Shade™68°

Max UV Index9 (Very High)

WindNNW 22 mph

Mon 6/23

73° /54°

13%

Sunny to partly cloudy; windy in the morning, then nice in the afternoon

RealFeel®78°

RealFeel Shade™70°

Max UV Index10 (Very High)

WindNNE 13 mph

Tue 6/24

73° /55°

25%

Breezy in the morning; otherwise, mostly cloudy

RealFeel®70°

RealFeel Shade™70°

Max UV Index3 (Moderate)

WindSE 13 mph

Wed 6/25

71° /54°

88%

Mostly cloudy with a couple of showers and a thunderstorm

RealFeel®71°

RealFeel Shade™68°

Max UV Index3 (Moderate)

WindESE 6 mph

Thu 6/26

82° /58°

12%

Mostly sunny and warmer

RealFeel®86°

RealFeel Shade™79°

Max UV Index10 (Very High)

WindS 7 mph

Fri 6/27

89° /56°

Mostly sunny

RealFeel®88°

RealFeel Shade™85°

Max UV Index10 (Very High)

WindSSE 15 mph

Sat 6/28

89° /60°

Mostly cloudy

RealFeel®92°

RealFeel Shade™87°

Max UV Index10 (Very High)

WindNNE 5 mph

Sun 6/29

88° /60°

55%

Mainly cloudy with occasional rain in the afternoon

RealFeel®92°

RealFeel Shade™86°

Max UV Index10 (Very High)

WindN 5 mph

Mon 6/30

87° /61°

Sunshine and a few clouds

RealFeel®92°

RealFeel Shade™85°

Max UV Index10 (Very High)

WindESE 6 mph

Tue 7/1

90° /62°

Mostly sunny

RealFeel®92°

RealFeel Shade™87°

Max UV Index10 (Very High)

WindE 6 mph

Wed 7/2

93° /64°

Mostly cloudy and hot

RealFeel®92°

RealFeel Shade™89°

Max UV Index10 (Very High)

WindSE 13 mph

Thu 7/3

84° /56°

25%

Clouds giving way to some sun

RealFeel®89°

RealFeel Shade™84°

Max UV Index5 (Moderate)

WindSE 7 mph

Fri 7/4

86° /62°

25%

Plenty of sunshine

RealFeel®92°

RealFeel Shade™85°

Max UV Index10 (Very High)

WindSE 5 mph

Sat 7/5

87° /63°

10%

Sunshine and a few clouds

RealFeel®94°

RealFeel Shade™87°

Max UV Index10 (Very High)

WindSSE 4 mph

Sun 7/6

88° /63°

25%

Partly sunny and humid

RealFeel®95°

RealFeel Shade™88°

Max UV Index10 (Very High)

WindN 4 mph

Mon 7/7

87° /62°

Less humid with plenty of sunshine

RealFeel®88°

RealFeel Shade™84°

Max UV Index10 (Very High)

WindNNW 7 mph

Tue 7/8

85° /61°

Plenty of sun

RealFeel®91°

RealFeel Shade™83°

Max UV Index10 (Very High)

WindNNE 2 mph

Wed 7/9

84° /62°

25%

Intervals of clouds and sunshine

RealFeel®85°

RealFeel Shade™82°

Max UV Index7 (High)

WindSE 8 mph

Thu 7/10

88° /62°

20%

Plenty of sun

RealFeel®91°

RealFeel Shade™86°

Max UV Index10 (Very High)

WindNNW 6 mph

Fri 7/11

87° /63°

20%

Partly sunny

RealFeel®86°

RealFeel Shade™83°

Max UV Index10 (Very High)

WindWSW 16 mph

Sat 7/12

80° /60°

Plenty of sunshine

RealFeel®85°

RealFeel Shade™78°

Max UV Index10 (Very High)

WindNNW 8 mph

Sun 7/13

80° /62°

20%

Mostly sunny

RealFeel®83°

RealFeel Shade™77°

Max UV Index10 (Very High)

WindESE 12 mph

Mon 7/14

89° /64°

25%

Clouds to start, then sunshine returns

RealFeel®90°

RealFeel Shade™85°

Max UV Index10 (Very High)

WindWNW 12 mph

Tue 7/15

88° /63°

20%

Sunshine and a few clouds

RealFeel®92°

RealFeel Shade™85°

Max UV Index10 (Very High)

WindE 6 mph

Wed 7/16

88° /62°

20%

Sunny

RealFeel®93°

RealFeel Shade™86°

Max UV Index10 (Very High)

WindSE 7 mph

Thu 7/17

89° /63°

10%

Mostly sunny

RealFeel®94°

RealFeel Shade™86°

Max UV Index10 (Very High)

WindENE 7 mph

Fri 7/18

87° /62°

57%

Mostly sunny with a passing shower in the afternoon

RealFeel®93°

RealFeel Shade™85°

Max UV Index10 (Very High)

WindE 4 mph

Sat 7/19

80° /58°

20%

Plenty of sun

RealFeel®88°

RealFeel Shade™79°

Max UV Index10 (Very High)

WindENE 1 mph

Sun 7/20

84° /64°

Sunshine

RealFeel®85°

RealFeel Shade™81°

Max UV Index9 (Very High)

WindS 12 mph

Mon 7/21

90° /64°

20%

Mostly sunny and very warm

RealFeel®96°

RealFeel Shade™90°

Max UV Index9 (Very High)

WindSSE 4 mph

Tue 7/22

91° /63°

Sunny, very warm and less humid

RealFeel®96°

RealFeel Shade™88°

Max UV Index9 (Very High)

WindWSW 5 mph

Wed 7/23

90° /64°

Remaining very warm with plenty of sunshine

RealFeel®95°

RealFeel Shade™88°

Max UV Index9 (Very High)

WindNE 4 mph

Thu 7/24

89° /63°

10%

Mostly sunny

RealFeel®90°

RealFeel Shade™85°

Max UV Index9 (Very High)

WindSE 12 mph

Fri 7/25

87° /64°

Sunshine

RealFeel®87°

RealFeel Shade™83°

Max UV Index9 (Very High)

WindSSE 13 mph

Sat 7/26

91° /65°

20%

Very warm with sunshine and a few clouds

RealFeel®90°

RealFeel Shade™87°

Max UV Index9 (Very High)

WindNW 13 mph

Sun 7/27

88° /64°

25%

Becoming cloudy

RealFeel®90°

RealFeel Shade™85°

Max UV Index9 (Very High)

WindSE 9 mph

Mon 7/28

92° /66°

25%

Very warm with clouds giving way to some sun

RealFeel®92°

RealFeel Shade™89°

Max UV Index3 (Moderate)

WindNNW 8 mph

Tue 7/29

90° /64°

56%

Very warm with considerable cloudiness; a shower in spots in the morning followed by a little rain in the afternoon

RealFeel®87°

RealFeel Shade™87°

Max UV Index3 (Moderate)

WindENE 13 mph

Wed 7/30

82° /63°

55%

Intervals of clouds and sunshine with a couple of showers

RealFeel®85°

RealFeel Shade™81°

Max UV Index5 (Moderate)

WindNE 5 mph

Thu 7/31

84° /62°

60%

Humid with periods of rain

RealFeel®90°

RealFeel Shade™87°

Max UV Index2 (Low)

WindN 4 mph

Fri 8/1

84° /59°

25%

Mostly cloudy and humid

RealFeel®87°

RealFeel Shade™84°

Max UV Index6 (High)

WindSE 13 mph

Sat 8/2

89° /54°

Partly sunny and less humid

RealFeel®94°

RealFeel Shade™88°

Max UV Index9 (Very High)

WindNNE 2 mph

Sun 8/3

87° /60°

Sunny

RealFeel®88°

RealFeel Shade™84°

Max UV Index9 (Very High)

WindNNE 7 mph

Union Center, SD

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