July Weather in Allen, United States

Last updated: June 24, 2025

In Allen, United States, the average temperature in July hovers around 29°C (85°F), offering a warm respite. Temperature extremes can range from a comfortable 19°C (66°F) to a sizzling 42°C (107°F). During this month, expect approximately 50 mm (2.0 in) of rain spread over about 7 days, with humidity levels averaging a sticky 73%. Prepare for a blend of heat and occasional showers!

July Temperature in Allen

In July in Allen, the average temperature is 29°C (85°F). Maximums can reach 42°C (107°F), and minimums can drop to 19°C (66°F). It's an ideal time for travelers seeking warm weather and plenty of sunshine.

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

The chart illustrates July temperature patterns in Allen, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Allen, July typically has an average temperature of 29°C (85°F), with highs reaching up to 42°C (107°F) and lows dropping to around 19°C (66°F).

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

July Precipitation in Allen

In Allen in July, the precipitation amount is 50 mm (2.0 in) over a span of 7 days.

July Precipitation Trends in Allen

The chart displays monthly precipitation patterns in Allen, 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 Allen, July typically receives around 50 mm (2.0 inches) of precipitation spread over approximately 7 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 Allen

In Allen in July, humidity is 73%. With an average temperature of 29°C (85°F), this humidity feels like a warm blanket enveloping you, making outdoor activities quite uncomfortable and sticky for traveling.

July Average Humidity in Allen

This chart illustrates the average monthly humidity levels in Allen, 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 Allen is approximately 73%, 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 Allen

In Allen 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 Allen.

Maximum UV Index Levels in Allen for July

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

Data source: Allen 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 Allen Compares to Other Months

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

This table compares monthly weather conditions in Allen, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	8°C (47°F)	59 mm (2.3 inches)	80%	moderate
February Weather	9°C (49°F)	102 mm (4.0 inches)	79%	high
March Weather	15°C (60°F)	120 mm (4.7 inches)	78%	very high
April Weather	18°C (65°F)	121 mm (4.8 inches)	78%	very high
May Weather	23°C (74°F)	177 mm (7.0 inches)	81%	extreme
June Weather	27°C (81°F)	86 mm (3.4 inches)	78%	extreme
July Weather	29°C (85°F)	50 mm (2.0 inches)	73%	extreme
August Weather	29°C (85°F)	98 mm (3.9 inches)	66%	extreme
September Weather	26°C (79°F)	92 mm (3.6 inches)	65%	very high
October Weather	20°C (68°F)	146 mm (5.8 inches)	72%	very high
November Weather	13°C (56°F)	58 mm (2.3 inches)	82%	high
December Weather	11°C (51°F)	67 mm (2.6 inches)	87%	moderate