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 Lewisville Weather Forecast Summary |
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Today
Jul 13th
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Tuesday
Jul 14th
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Wednesday
Jul 15th
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Thursday
Jul 16th
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Friday
Jul 17th
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Sunny |
Mostly Sunny |
Mostly Sunny |
Sunny |
Mostly Sunny |
100°F
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101°F
61°F |
95°F
63°F |
99°F
60°F |
102°F
63°F |
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| Lewisville Detailed Weather Forecast |
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| Monday, July 13th, 2026 |
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Overnight |
Temperature: 68°F |
| Clear. |
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Morning |
Temperature: 68°F |
| Sunny. |
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Afternoon |
Temperature: 95°F |
| Sunny. |
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Evening |
Temperature: 91°F |
| Clear. Windy at times. |
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| Tuesday, July 14th, 2026 |
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Overnight |
Temperature: 68°F |
| Clear. |
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Morning |
Temperature: 70°F |
| Sunny. |
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Afternoon |
Temperature: 97°F |
| Sunny. Windy at times. |
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Evening |
Temperature: 89°F |
| A mix of cloudy and clear skies. Wind 25 to 40 mph. |
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| Wednesday, July 15th, 2026 |
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Overnight |
Temperature: 68°F |
| Clear with cloudy periods. Windy. |
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Morning |
Temperature: 67°F |
| Sunny with cloudy periods. Windy at times. |
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Afternoon |
Temperature: 90°F |
| Mostly sunny. Slight chance of a thunderstorm. Windy at times. |
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Evening |
Temperature: 88°F |
| Clear. Windy at times. |
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| Thursday, July 16th, 2026 |
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Overnight |
Temperature: 67°F |
| Clear. Windy at times. |
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Morning |
Temperature: 68°F |
| Sunny. |
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Afternoon |
Temperature: 94°F |
| Sunny. |
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Evening |
Temperature: 91°F |
| Clear. |
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| Friday, July 17th, 2026 |
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Overnight |
Temperature: 67°F |
| Mostly clear. |
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Morning |
Temperature: 73°F |
| Mostly sunny. |
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Afternoon |
Temperature: 100°F |
| Sunny with cloudy periods. |
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Evening |
Temperature: 90°F |
| A mix of cloudy and clear skies. Windy at times. |
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| Saturday, July 18th, 2026 |
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Overnight |
Temperature: 71°F |
| Clear with cloudy periods. |
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Morning |
Temperature: 69°F |
| A mix of sun and cloud. |
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Afternoon |
Temperature: 94°F |
| Mostly sunny. Slight chance of a thunderstorm. Windy at times. |
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Evening |
Temperature: 84°F |
| A mix of cloudy and clear skies with a chance of showers. Slight chance of a thunderstorm. Windy at times. |
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| Sunday, July 19th, 2026 |
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Overnight |
Temperature: 65°F |
| Clear with cloudy periods with a chance of showers. Windy at times. |
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Morning |
Temperature: 67°F |
| Mostly sunny. |
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Afternoon |
Temperature: 91°F |
| Sunny with cloudy periods. Chance of a thunderstorm. |
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Evening |
Temperature: 82°F |
| A mix of cloudy and clear skies with a chance of showers. Slight chance of a thunderstorm. Windy at times. |
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| Monday, July 20th, 2026 |
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Overnight |
Temperature: 64°F |
| Clear with a chance of showers. |
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Morning |
Temperature: 67°F |
| Sunny. |
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Afternoon |
Temperature: 93°F |
| Sunny. Slight chance of a thunderstorm. |
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Evening |
Temperature: 90°F |
| Clear. |
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| Tuesday, July 21st, 2026 |
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Overnight |
Temperature: 73°F |
| Clear. |
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Morning |
Temperature: 74°F |
| A mix of sun and cloud. |
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Afternoon |
Temperature: 96°F |
| Sunny with cloudy periods. Slight chance of a thunderstorm. Windy at times. |
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Evening |
Temperature: 91°F |
| Clear. Slight chance of a thunderstorm. Windy at times. |
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