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Weather in Lewisville, Texas for May 2026

Your guide to Lewisville weather in May - trends and predictions

    Temperatures

  • The forecast for the next days in Lewisville predicts temperatures to be around 28 °F, close to the historical average.

  • In general, the average temperature in Lewisville at the beginning of May is 26.7 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 30.9 °F by the end of May.

  • Rain 🌧️

  • Lewisville in May brings notable rainfall, with an average of 18 rainy days and a total precipitation of 394.2 mm.

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Average dry days
13
Dry days
Average rainy days
18
Rainy days
Average snowy days
0
Snow days
Average temperatures
29°/19°
Temperatures
Average wind speed
24 km/h
Avg max wind
Average humidity
71 %
Avg humidity

Lewisville Weather May

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Temperatures trend during May in Lewisville

See the weather trend as well as the moving average line

May weather in Lewisville day by day

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Date Weather Temperatures Rain UV More
May 1 Patchy rain possible
Patchy rain possible
23° /14° 0.9 mm 3.1
May 2 Sunny
Sunny
24° /11° 0 mm 8.7
May 3 Sunny
Sunny
26° /15° 0 mm 8.6
May 4 Sunny
Sunny
28° /17° 0 mm 5.6
May 5 Sunny
Sunny
34° /18° 0 mm 0
May 6 Overcast
Overcast
27° /16° 0 mm 5
May 7 Sunny
Sunny
25° /12° 0 mm 5
May 8 Sunny
Sunny
30° /15° 0 mm 6
May 9 Patchy rain possible
Patchy rain possible
30° /21° 0.5 mm 6
May 10 Moderate rain
Moderate rain
30° /20° 6.6 mm 5
May 11 Moderate rain
Moderate rain
28° /20° 8 mm 5
May 12 Overcast
Overcast
23° /15° 0.1 mm 4
May 13 Sunny
Sunny
28° /16° 0 mm 6
May 14 Sunny
Sunny
32° /19° 0 mm 6
May 15 Sunny
Sunny
32° /20° 0 mm 8
May 16 Patchy light rain
Patchy light rain
30° /21° 4 mm 7
May 17 Light rain shower
Light rain shower
30° /21° 2.5 mm 7
May 18 Sunny
Sunny
30° /20° 0 mm 7
May 19 Sunny
Sunny
31° /22° 0 mm 7
May 20 Partly cloudy
Partly cloudy
31° /21° 0 mm 8
May 21 Patchy rain possible
Patchy rain possible
32° /21° 0 mm 7
May 22 Moderate or heavy rain with thunder
Moderate or heavy rain with thunder
34° /22° 1.5 mm 8
May 23 Moderate or heavy rain with thunder
Moderate or heavy rain with thunder
31° /20° 4.9 mm 7
May 24 Overcast
Overcast
35° /22° 0.2 mm 8
May 25 Thundery outbreaks possible
Thundery outbreaks possible
34° /22° 0 mm 7
May 26 Sunny
Sunny
33° /22° 95.8 mm 8
May 27 Sunny
Sunny
31° /21° 36.1 mm 7
May 28 Thundery outbreaks possible
Thundery outbreaks possible
31° /19° 41.4 mm 7
May 29 Thundery outbreaks possible
Thundery outbreaks possible
28° /19° 10.2 mm 6
May 30 Thundery outbreaks possible
Thundery outbreaks possible
29° /21° 6.8 mm 6
May 31 Light rain shower
Light rain shower
30° /19° 6.4 mm 7
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Important Notice
Our weather forecast for Lewisville in May is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Lewisville forecast closer to your planned date for the most up-to-date weather information.

Lewisville in May - FAQ

What are the expected maximum and minimum temperatures in Lewisville during May?

During May, expect a variety of temperatures with highs around 29° and lows near 19°, suitable for diverse activities and preferences.

How much rainfall should be expected in Lewisville during May?

Significant rainfall exceeding 394.2 mm is expected in Lewisville during May, occurring over more than 18 days. Preparing for wet conditions is recommended in your planning.

What are the typical wind conditions in Lewisville during May?

The average wind speed in Lewisville during May is 24 km/h, suggesting breezy to windy conditions, depending on your activities.

May rainfall patterns in Lewisville

Explore the daily rainfall trends and prepare for Lewisvilles May weather 💧
Typically, Lewisville has 18 rainy days in May with a total of 394.2 mm of rainfall.

UV exposure in Lewisville during May

Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️

Quick links

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Location coordinates Where is Lewisville?

Get accurate weather forecasts for Lewisville, located at latitude 33.046 and longitude -96.994. Stay updated with localized weather information tailored for Lewisville.

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