July Weather in Grantsville, United States

Last updated: June 24, 2025

In Grantsville, United States, the average temperature in July hovers around 27°C (81°F), making it a warm destination. Temperatures can dip to a cool 10°C (50°F) at night, while daytime highs can reach up to a sizzling 39°C (102°F). Expect 16 mm (0.6 in) of precipitation spread over about 5 days, with an average humidity of 44% for a comfortable experience.

July Temperature in Grantsville

In July in Grantsville, the average temperature is 27°C (81°F). Maximums can reach 39°C (102°F), while minimums can be as low as 10°C (50°F). Be prepared for warm days and cool nights, making it ideal for both daytime excursions and evening activities.

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

The chart illustrates July temperature patterns in Grantsville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Grantsville, July typically has an average temperature of 27°C (81°F), with highs reaching up to 39°C (102°F) and lows dropping to around 10°C (50°F).

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

July Precipitation in Grantsville

In Grantsville in July, the precipitation amount is 16 mm (0.6 in) spread over a duration of 5 days.

July Precipitation Trends in Grantsville

The chart displays monthly precipitation patterns in Grantsville, 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 Grantsville, July typically receives around 16 mm (0.6 inches) of precipitation spread over approximately 5 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 Grantsville

In Grantsville in July humidity is 44%. With an average temperature of 27°C (81°F), this humidity feels like a comfortable embrace, making it pleasant for traveling as long as you stay hydrated and take breaks in the shade.

July Average Humidity in Grantsville

This chart illustrates the average monthly humidity levels in Grantsville, 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 Grantsville is approximately 44%, 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 Grantsville

In Grantsville 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 Grantsville.

Maximum UV Index Levels in Grantsville for July

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

Data source: Grantsville 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 Grantsville Compares to Other Months

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

This table compares monthly weather conditions in Grantsville, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-1°C (31°F)	40 mm (1.6 inches)	85%	moderate
February Weather	1°C (34°F)	47 mm (1.8 inches)	86%	moderate
March Weather	6°C (43°F)	61 mm (2.4 inches)	79%	high
April Weather	10°C (50°F)	56 mm (2.2 inches)	71%	very high
May Weather	15°C (60°F)	49 mm (1.9 inches)	59%	extreme
June Weather	23°C (73°F)	14 mm (0.5 inches)	55%	extreme
July Weather	27°C (81°F)	16 mm (0.6 inches)	44%	extreme
August Weather	26°C (78°F)	18 mm (0.7 inches)	34%	extreme
September Weather	20°C (68°F)	31 mm (1.2 inches)	42%	very high
October Weather	10°C (51°F)	33 mm (1.3 inches)	63%	high
November Weather	5°C (41°F)	27 mm (1.1 inches)	81%	moderate
December Weather	-1°C (31°F)	36 mm (1.4 inches)	84%	moderate