July Weather in Plano, United States

Last updated: June 24, 2025

In Plano, United States, the average temperature in July hovers around 27°C (80°F), creating a warm and inviting atmosphere. However, temperatures can dip to a refreshing 16°C (61°F) at night or soar to a sweltering 37°C (99°F) during the day. Expect a moderate amount of rainfall with 121 mm (4.8 in) over 12 days, and a noticeable average humidity of 80%. Enjoy the blend of warmth and moisture as you experience all that this vibrant locale has to offer!

July Temperature in Plano

In July, in Plano, the average temperature is 27°C (80°F), with maximums reaching 37°C (99°F) and minimums dropping as low as 16°C (61°F). This pleasant climate makes Plano an ideal destination for travelers seeking warm weather and outdoor activities.

July Weather in Plano: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in Plano, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Plano, July typically has an average temperature of 27°C (80°F), with highs reaching up to 37°C (99°F) and lows dropping to around 16°C (61°F).

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

July Precipitation in Plano

In Plano in July, the precipitation amount reaches 121 mm (4.8 in) over the course of 12 days.

July Precipitation Trends in Plano

The chart displays monthly precipitation patterns in Plano, with values for each month alongside July’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how July’s conditions compare to those of other months. In Plano, July typically receives around 121 mm (4.8 inches) of precipitation spread over approximately 12 days.

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

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Millimeters (mm) Inches (in)

July Humidity in Plano

In Plano in July humidity is 80%. With an average temperature of 27°C (80°F), this humidity feels like a warm, heavy blanket enveloping you, making outdoor activities feel more exhausting and sticky, and challenging you to stay hydrated while exploring.

July Average Humidity in Plano

This chart illustrates the average monthly humidity levels in Plano, with July’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In July, average humidity in Plano is approximately 80%, offering insight into how humid the weather typically is during this month.

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

July UV Index in Plano

In Plano in July, 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 Plano.

Maximum UV Index Levels in Plano for July

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

Data source: Plano July 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 July Weather in Plano Compares to Other Months

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

This table compares monthly weather conditions in Plano, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	4°C (39°F)	97 mm (3.8 inches)	87%	moderate
February Weather	6°C (43°F)	178 mm (7.0 inches)	86%	high
March Weather	10°C (51°F)	139 mm (5.5 inches)	86%	high
April Weather	14°C (58°F)	159 mm (6.3 inches)	82%	very high
May Weather	21°C (70°F)	121 mm (4.8 inches)	82%	very high
June Weather	25°C (76°F)	153 mm (6.0 inches)	83%	extreme
July Weather	27°C (80°F)	121 mm (4.8 inches)	80%	extreme
August Weather	25°C (78°F)	135 mm (5.3 inches)	74%	very high
September Weather	23°C (73°F)	132 mm (5.2 inches)	71%	very high
October Weather	17°C (62°F)	126 mm (5.0 inches)	78%	high
November Weather	8°C (47°F)	87 mm (3.4 inches)	88%	moderate
December Weather	6°C (44°F)	132 mm (5.2 inches)	88%	moderate