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Lewisville, TX

100°F
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Lewisville, TX Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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September 16 - September 30

Wed 9/16

100° /82°
1%
Sunny to partly cloudy and hot; danger of dehydration and heatstroke if outside for extended periods of time
alerts

Heat Advisory

1:00 PM Saturday - 8:00 PM Wednesday

alerts

Air Quality Alert

3:01 PM Wednesday - 6:15 PM Thursday

RealFeel®108°

RealFeel Shade™103°

Max UV Index7.0 (High)

WindSSE 8 mph

Thu 9/17

98° /80°
3%
Sunny to partly cloudy and toasty conditions; danger of dehydration and heatstroke if outside for extended periods of time
alerts

Air Quality Alert

3:01 PM Wednesday - 6:15 PM Thursday

RealFeel®105°

RealFeel Shade™98°

Max UV Index7.0 (High)

WindSE 7 mph

Fri 9/18

99° /78°
25%
Mostly sunny and toasty conditions; danger of dehydration and heatstroke if outside for extended periods of time

RealFeel®101°

RealFeel Shade™97°

Max UV Index7.0 (High)

WindS 8 mph

Sat 9/19

99° /79°
4%
Blazing sunshine and hot; danger of dehydration and heatstroke if outside for extended periods of time

RealFeel®101°

RealFeel Shade™96°

Max UV Index7.0 (High)

WindS 8 mph

Sun 9/20

97° /79°
15%
Partly sunny and hot; caution advised if outside for extended periods of time

RealFeel®103°

RealFeel Shade™96°

Max UV Index7.0 (High)

WindS 7 mph

Mon 9/21

99° /74°
55%
Partly sunny and hot; a thunderstorm in spots in the afternoon

RealFeel®106°

RealFeel Shade™98°

Max UV Index7.0 (High)

WindSSE 6 mph

Total Hours of Precipitation0.5

Total Hours of Rain0.5

Tue 9/22

96° /73°
55%
Very warm with sun and clouds; a thunderstorm in spots in the afternoon

RealFeel®101°

RealFeel Shade™97°

Max UV Index4.0 (Moderate)

WindNE 2 mph

Total Hours of Precipitation0.5

Total Hours of Rain0.5

Wed 9/23

93° /71°
55%
Partly sunny and very warm; a thunderstorm in spots in the afternoon

RealFeel®98°

RealFeel Shade™95°

Max UV Index6.0 (High)

WindSSE 2 mph

Total Hours of Precipitation1

Total Hours of Rain1

Thu 9/24

92° /70°
55%
Partly sunny and very warm; a thunderstorm in spots in the afternoon

RealFeel®95°

RealFeel Shade™90°

Max UV Index6.0 (High)

WindNE 2 mph

Total Hours of Precipitation1

Total Hours of Rain1

Fri 9/25

91° /71°
63%
Considerable clouds with a couple of thunderstorms, especially early; very warm and humid

RealFeel®93°

RealFeel Shade™92°

Max UV Index3.0 (Moderate)

WindNNE 5 mph

Total Hours of Precipitation2

Total Hours of Rain2

Sat 9/26

92° /70°
5%
Very warm with sunshine and a few clouds

RealFeel®95°

RealFeel Shade™91°

Max UV Index6.0 (High)

WindSSW 6 mph

Sun 9/27

92° /71°
55%
Very warm with intervals of bright sunshine; a thunderstorm in spots in the afternoon

RealFeel®95°

RealFeel Shade™93°

Max UV Index5.0 (Moderate)

WindSSE 5 mph

Total Hours of Precipitation1

Total Hours of Rain1

Mon 9/28

91° /70°
63%
Remaining very warm; a passing shower in the morning followed by a couple of thunderstorms in the afternoon

RealFeel®97°

RealFeel Shade™95°

Max UV Index3.0 (Moderate)

WindE 8 mph

Total Hours of Precipitation2

Total Hours of Rain2

Tue 9/29

85° /62°
58%
A couple of morning showers; otherwise, mostly cloudy and humid

RealFeel®91°

RealFeel Shade™89°

Max UV Index2.0 (Low)

WindSSE 8 mph

Total Hours of Precipitation1

Total Hours of Rain1

Wed 9/30

88° /68°
64%
A couple of showers and a thunderstorm in the morning; otherwise, warm and very humid with times of clouds and sun

RealFeel®98°

RealFeel Shade™93°

Max UV Index5.0 (Moderate)

WindSE 6 mph

Total Hours of Precipitation1

Total Hours of Rain1

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Weather Near Lewisville:

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  • Dallas, TX
  • Fort Worth, TX
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