June Weather in Lewisville, United States

Last updated: June 24, 2025

In June, the average temperature in Lewisville, United States is a pleasant 24°C (76°F). Expect a range from a cool 11°C (51°F) to a warm 36°C (97°F). While you may enjoy sunny days, don’t forget your umbrella, as 91 mm (3.6 in) of precipitation typically falls over 11 days. With an average humidity of 82%, the atmosphere can feel quite tropical!

June Temperature in Lewisville

In June in Lewisville, the average temperature is 24°C (76°F), with maximums reaching up to 36°C (97°F) and minimums dropping as low as 11°C (51°F). It's a great time for travelers to enjoy a mix of warm days and cooler nights while exploring all that Lewisville has to offer.

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

The chart illustrates June 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, June typically has an average temperature of 24°C (76°F), with highs reaching up to 36°C (97°F) and lows dropping to around 11°C (51°F).

Data source: Temperature data for Lewisville generated using information from the Copernicus Climate Change Service.

June Precipitation in Lewisville

In Lewisville in June, the precipitation amount is 91 mm (3.6 in) over a period of 11 days.

June Precipitation Trends in Lewisville

The chart displays monthly precipitation patterns in Lewisville, with values for each month alongside June’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how June’s conditions compare to those of other months. In Lewisville, June typically receives around 91 mm (3.6 inches) of precipitation spread over approximately 11 days.

Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

June Humidity in Lewisville

In Lewisville in June, humidity is 82%. With an average temperature of 24°C (76°F), this humidity feels like wearing a warm, damp blanket, making travel uncomfortable and sticky as you explore.

June Average Humidity in Lewisville

This chart illustrates the average monthly humidity levels in Lewisville, with June’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In June, average humidity in Lewisville is approximately 82%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for June generated using information from the Copernicus Climate Change Service.

June UV Index in Lewisville

In Lewisville in June, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Lewisville.

Maximum UV Index Levels in Lewisville for June

The chart shows the monthly maximum UV Index (UVI) for Lewisville in June, 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 June, the maximum UV index in Lewisville typically reaches 11, which falls under the extreme exposure category.

Data source: Lewisville June 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 June 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 June’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 June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	5°C (41°F)	83 mm (3.3 inches)	86%	moderate
February Weather	8°C (47°F)	115 mm (4.5 inches)	85%	high
March Weather	11°C (52°F)	86 mm (3.4 inches)	84%	very high
April Weather	16°C (60°F)	117 mm (4.6 inches)	82%	very high
May Weather	20°C (69°F)	124 mm (4.9 inches)	83%	very high
June Weather	24°C (76°F)	91 mm (3.6 inches)	82%	extreme
July Weather	27°C (80°F)	86 mm (3.4 inches)	80%	very high
August Weather	25°C (78°F)	114 mm (4.5 inches)	74%	very high
September Weather	23°C (73°F)	136 mm (5.4 inches)	75%	very high
October Weather	17°C (64°F)	116 mm (4.6 inches)	79%	very high
November Weather	9°C (49°F)	86 mm (3.4 inches)	87%	moderate
December Weather	7°C (45°F)	109 mm (4.3 inches)	87%	moderate