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Tropical rainstorm hits Louisiana, bringing torrential downpours and dangerous flash flooding Chevron right
Flash flood risk to focus on parts of central US. Get the forecast Chevron right

Lewisville, TX

76°F
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Lewisville

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Lewisville, TX Weather
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Winter Center
Today Hourly

Daily

 Radar MinuteCast Monthly Air Quality Health & Activities

July 18 - August 31

Fri 7/18

88° /77°
40%
Mostly cloudy with a thunderstorm in spots this afternoon

RealFeel®99°

RealFeel Shade™94°

Max UV Index6 (High)

WindSSW 7 mph

Sat 7/19

94° /78°
25%
Periods of clouds and sunshine

RealFeel®106°

RealFeel Shade™98°

Max UV Index10 (Very High)

WindS 8 mph

Sun 7/20

98° /75°
2%
Mostly sunny and very warm

RealFeel®107°

RealFeel Shade™100°

Max UV Index12 (Extreme)

WindS 10 mph

Mon 7/21

97° /76°
2%
Very warm with sunshine and a few clouds

RealFeel®105°

RealFeel Shade™97°

Max UV Index12 (Extreme)

WindS 10 mph

Tue 7/22

95° /75°
1%
Sunny

RealFeel®108°

RealFeel Shade™98°

Max UV Index12 (Extreme)

WindS 8 mph

Wed 7/23

95° /76°
1%
Plenty of sunshine

RealFeel®109°

RealFeel Shade™98°

Max UV Index12 (Extreme)

WindS 5 mph

Thu 7/24

94° /75°
8%
Mostly sunny and less humid

RealFeel®101°

RealFeel Shade™95°

Max UV Index12 (Extreme)

WindSSE 5 mph

Fri 7/25

92° /74°
40%
Mostly cloudy with a thunderstorm around in the afternoon

RealFeel®97°

RealFeel Shade™97°

Max UV Index5 (Moderate)

WindS 7 mph

Sat 7/26

96° /76°
6%
Very warm with sunshine and a few clouds

RealFeel®98°

RealFeel Shade™96°

Max UV Index12 (Extreme)

WindSSW 10 mph

Sun 7/27

98° /77°
1%
Very warm with plenty of sunshine

RealFeel®101°

RealFeel Shade™96°

Max UV Index12 (Extreme)

WindSSW 9 mph

Mon 7/28

99° /76°
1%
Mostly sunny and remaining very warm

RealFeel®104°

RealFeel Shade™98°

Max UV Index12 (Extreme)

WindSSW 6 mph

Tue 7/29

101° /77°
5%
Partly sunny and hot

RealFeel®108°

RealFeel Shade™101°

Max UV Index11 (Extreme)

WindSSW 2 mph

Wed 7/30

100° /76°
2%
Mostly sunny and hot

RealFeel®105°

RealFeel Shade™98°

Max UV Index11 (Extreme)

WindSSE 6 mph

Thu 7/31

95° /74°
10%
Sunshine

RealFeel®101°

RealFeel Shade™92°

Max UV Index11 (Extreme)

WindSSE 6 mph

Fri 8/1

96° /75°
10%
Mostly sunny and very warm

RealFeel®109°

RealFeel Shade™101°

Max UV Index11 (Extreme)

WindSSE 6 mph

Sat 8/2

96° /75°
10%
Mostly sunny and very warm

RealFeel®111°

RealFeel Shade™102°

Max UV Index11 (Extreme)

WindSSE 5 mph

Sun 8/3

95° /74°
10%
Mostly sunny and very warm

RealFeel®110°

RealFeel Shade™101°

Max UV Index11 (Extreme)

WindS 4 mph

Mon 8/4

97° /75°
10%
Sunshine and very warm

RealFeel®109°

RealFeel Shade™100°

Max UV Index11 (Extreme)

WindS 4 mph

Tue 8/5

97° /75°
25%
Very warm with episodes of sunshine

RealFeel®112°

RealFeel Shade™104°

Max UV Index11 (Extreme)

WindSE 2 mph

Wed 8/6

96° /74°
5%
Very warm with plenty of sunshine

RealFeel®109°

RealFeel Shade™102°

Max UV Index11 (Extreme)

WindSSE 4 mph

Thu 8/7

97° /75°
10%
Sunny and very warm

RealFeel®108°

RealFeel Shade™101°

Max UV Index11 (Extreme)

WindSSW 6 mph

Fri 8/8

97° /76°
10%
Mostly sunny and very warm

RealFeel®107°

RealFeel Shade™100°

Max UV Index11 (Extreme)

WindSSW 8 mph

Sat 8/9

96° /76°
25%
Very warm with clouds to start, then sunshine returns

RealFeel®106°

RealFeel Shade™99°

Max UV Index11 (Extreme)

WindSSW 9 mph

Sun 8/10

97° /75°
10%
Very warm with sunshine and a few clouds

RealFeel®107°

RealFeel Shade™101°

Max UV Index11 (Extreme)

WindSW 8 mph

Mon 8/11

97° /75°
10%
Mostly sunny and very warm

RealFeel®107°

RealFeel Shade™101°

Max UV Index11 (Extreme)

WindSSW 8 mph

Tue 8/12

96° /74°
20%
Increasing cloudiness and very warm

RealFeel®106°

RealFeel Shade™99°

Max UV Index11 (Extreme)

WindS 9 mph

Wed 8/13

96° /74°
25%
Mostly cloudy and very warm

RealFeel®100°

RealFeel Shade™98°

Max UV Index3 (Moderate)

WindS 9 mph

Thu 8/14

97° /75°
10%
Mostly sunny and very warm

RealFeel®106°

RealFeel Shade™99°

Max UV Index11 (Extreme)

WindS 8 mph

Fri 8/15

96° /75°
5%
Very warm with plenty of sunshine

RealFeel®110°

RealFeel Shade™102°

Max UV Index11 (Extreme)

WindS 6 mph

Sat 8/16

97° /74°
5%
Very warm with plenty of sunshine

RealFeel®110°

RealFeel Shade™102°

Max UV Index11 (Extreme)

WindS 6 mph

Sun 8/17

96° /75°
5%
Very warm with plenty of sunshine

RealFeel®108°

RealFeel Shade™100°

Max UV Index11 (Extreme)

WindS 6 mph

Mon 8/18

96° /75°
20%
Remaining very warm with sunshine and a few clouds

RealFeel®110°

RealFeel Shade™102°

Max UV Index11 (Extreme)

WindSE 5 mph

Tue 8/19

95° /74°
25%
Some sun

RealFeel®107°

RealFeel Shade™99°

Max UV Index11 (Extreme)

WindS 6 mph

Wed 8/20

96° /75°
25%
Very warm and humid with a thick cloud cover

RealFeel®102°

RealFeel Shade™102°

Max UV Index3 (Moderate)

WindS 7 mph

Thu 8/21

96° /75°
20%
Mostly sunny, very warm and humid

RealFeel®110°

RealFeel Shade™102°

Max UV Index10 (Very High)

WindS 5 mph

Fri 8/22

95° /74°
25%
Very warm with times of clouds and sun

RealFeel®105°

RealFeel Shade™101°

Max UV Index7 (High)

WindS 5 mph

Sat 8/23

97° /75°
20%
Mostly sunny and very warm

RealFeel®109°

RealFeel Shade™102°

Max UV Index10 (Very High)

WindSSE 4 mph

Sun 8/24

95° /75°
65%
Increasing cloudiness and remaining very warm; a couple of afternoon showers and a thunderstorm

RealFeel®108°

RealFeel Shade™100°

Max UV Index10 (Very High)

WindESE 5 mph

Mon 8/25

91° /74°
25%
Some sun, then increasing clouds

RealFeel®103°

RealFeel Shade™95°

Max UV Index10 (Very High)

WindESE 5 mph

Tue 8/26

91° /74°
65%
Mostly cloudy with a couple of showers in the afternoon

RealFeel®97°

RealFeel Shade™97°

Max UV Index4 (Moderate)

WindSSE 7 mph

Wed 8/27

90° /73°
10%
Mostly sunny and humid

RealFeel®105°

RealFeel Shade™97°

Max UV Index10 (Very High)

WindSE 2 mph

Thu 8/28

94° /73°
5%
Sunshine

RealFeel®105°

RealFeel Shade™97°

Max UV Index10 (Very High)

WindNW 5 mph

Fri 8/29

94° /70°
65%
Some sun with a couple of showers and a thunderstorm, mainly later

RealFeel®101°

RealFeel Shade™97°

Max UV Index10 (Very High)

WindSSE 7 mph

Sat 8/30

93° /70°
64%
Partly sunny with a couple of showers and a thunderstorm, mainly later

RealFeel®100°

RealFeel Shade™97°

Max UV Index10 (Very High)

WindSSE 6 mph

Sun 8/31

95° /72°
1%
Mostly sunny

RealFeel®100°

RealFeel Shade™97°

Max UV Index9 (Very High)

WindS 5 mph

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World North America United States Texas Lewisville

Weather Near Lewisville:

  • Houston, TX
  • Pasadena, TX
  • The Woodlands, TX
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