July Weather in Thornton, United States

Last updated: June 24, 2025

In Thornton, United States, the average temperature in July hovers around 30°C (86°F), with a range that can dip to a minimum of 19°C (66°F) and soar to a maximum of 44°C (111°F). Expect 59 mm (2.3 in) of precipitation spread over 11 days, contributing to an average humidity level of 71%. Embrace the warmth while preparing for those occasional rainy spells!

July Temperature in Thornton

In July in Thornton, the average temperature is 30°C (86°F), with maximums reaching up to 44°C (111°F) and minimums dipping as low as 19°C (66°F). It's a great time for travelers who enjoy warm weather and outdoor activities!

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

The chart illustrates July temperature patterns in Thornton, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Thornton, July typically has an average temperature of 30°C (86°F), with highs reaching up to 44°C (111°F) and lows dropping to around 19°C (66°F).

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

July Precipitation in Thornton

In Thornton in July, the precipitation amount is 59 mm (2.3 in) over the course of 11 days.

July Precipitation Trends in Thornton

The chart displays monthly precipitation patterns in Thornton, 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 Thornton, July typically receives around 59 mm (2.3 inches) of precipitation spread over approximately 11 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 Thornton

In Thornton in July, humidity is 71%. With an average temperature of 30°C (86°F), this humidity feels like traveling through a warm mist, enveloping you in a sticky embrace that makes outdoor activities challenging and requires frequent breaks to stay refreshed.

July Average Humidity in Thornton

This chart illustrates the average monthly humidity levels in Thornton, 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 Thornton is approximately 71%, 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 Thornton

In Thornton in July, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in Thornton.

Maximum UV Index Levels in Thornton for July

The chart shows the monthly maximum UV Index (UVI) for Thornton 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 Thornton typically reaches 12, which falls under the extreme exposure category.

Data source: Thornton 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 Thornton Compares to Other Months

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

This table compares monthly weather conditions in Thornton, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	10°C (50°F)	78 mm (3.1 inches)	79%	moderate
February Weather	11°C (52°F)	102 mm (4.0 inches)	80%	high
March Weather	17°C (63°F)	97 mm (3.8 inches)	78%	very high
April Weather	19°C (67°F)	116 mm (4.6 inches)	79%	extreme
May Weather	24°C (76°F)	168 mm (6.6 inches)	81%	extreme
June Weather	28°C (82°F)	75 mm (3.0 inches)	77%	extreme
July Weather	30°C (86°F)	59 mm (2.3 inches)	71%	extreme
August Weather	30°C (87°F)	84 mm (3.3 inches)	67%	extreme
September Weather	27°C (81°F)	98 mm (3.9 inches)	69%	very high
October Weather	21°C (71°F)	109 mm (4.3 inches)	73%	very high
November Weather	15°C (59°F)	67 mm (2.6 inches)	82%	high
December Weather	12°C (54°F)	91 mm (3.6 inches)	87%	moderate