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April Weather in Lewisville, United States

Last updated: June 24, 2025

In April, the average temperature in Lewisville, United States hovers around 10°C (50°F). Prepare for a wide temperature range, with minima dipping to -1°C (31°F) and maxima soaring to 29°C (85°F). Rain is also a possibility, as precipitation amounts reach 166 mm (6.5 in) over approximately 16 days. Don't forget that the average humidity is a brisk 83%, adding to the overall atmosphere of the season.

April Temperature in Lewisville

In April in Lewisville, the average temperature is 10°C (50°F). Maximum temperatures can reach 29°C (85°F), while minimums can drop to as low as -1°C (31°F). Be prepared for a wide range of temperatures during your travels.

April Weather in Lewisville: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Lewisville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Lewisville, April typically has an average temperature of 10°C (50°F), with highs reaching up to 29°C (85°F) and lows dropping to around -1°C (31°F).
JanFebMarAprMayJunJulAugSepOctNovDec403945505762676963524540
Data source: Temperature data for Lewisville generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

April Precipitation in Lewisville

In Lewisville in April, the total precipitation amount is 166 mm (6.5 in) spread over 16 days.

April Precipitation Trends in Lewisville

The chart displays monthly precipitation patterns in Lewisville, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In Lewisville, April typically receives around 166 mm (6.5 inches) of precipitation spread over approximately 16 days.
JanFebMarAprMayJunJulAugSepOctNovDec24626018916686751013111199260273
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Lewisville

In Lewisville in April, humidity is 83%. With an average temperature of 10°C (50°F), this humidity feels like a damp chill that clings to your skin, making outdoor exploration less comfortable and prompting visitors to seek cozy indoor activities.

April Average Humidity in Lewisville

This chart illustrates the average monthly humidity levels in Lewisville, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in Lewisville is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%84%85%83%83%84%82%74%71%81%87%87%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Lewisville

In Lewisville in April, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Lewisville, you can refer to this Hourly UV Index in Lewisville.

Maximum UV Index Levels in Lewisville for April

The chart shows the monthly maximum UV Index (UVI) for Lewisville in April, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In April, the maximum UV index in Lewisville typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2356991087532
Data source: Lewisville April UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How April Weather in Lewisville Compares to Other Months

Weather in Lewisville varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in Lewisville, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Lewisville, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (41°F)246 mm (9.7 inches)85%low
February Weather4°C (40°F)260 mm (10.2 inches)84%moderate
March Weather7°C (45°F)189 mm (7.4 inches)85%moderate
April Weather10°C (50°F)166 mm (6.5 inches)83%high
May Weather14°C (57°F)86 mm (3.4 inches)83%very high
June Weather17°C (63°F)75 mm (3.0 inches)83%very high
July Weather20°C (68°F)10 mm (0.4 inches)82%very high
August Weather20°C (69°F)13 mm (0.5 inches)74%very high
September Weather17°C (63°F)111 mm (4.4 inches)71%high
October Weather11°C (52°F)199 mm (7.8 inches)81%moderate
November Weather7°C (46°F)260 mm (10.2 inches)87%moderate
December Weather5°C (40°F)273 mm (10.7 inches)87%low

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