July Weather in Union, United States

Last updated: June 24, 2025

In July, the average temperature in Union, United States is a pleasant 23°C (73°F). Expect a range from a cool 11°C (53°F) to a warm 34°C (93°F). With an average precipitation of 69 mm (2.7 in) over 11 days, it’s a good idea to pack an umbrella. The air is typically 79% humid, making it feel even more refreshing!

July Temperature in Union

In July in Union, the average temperature is 23°C (73°F). Maximum can reach 34°C (93°F) and minimum can be as low as 11°C (53°F). This makes it an ideal time for travelers to enjoy outdoor activities while being prepared for both warm days and cooler evenings.

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

The chart illustrates July temperature patterns in Union, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Union, July typically has an average temperature of 23°C (73°F), with highs reaching up to 34°C (93°F) and lows dropping to around 11°C (53°F).

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

July Precipitation in Union

In Union in July, the total precipitation amount is 69 mm (2.7 in) spread across 11 days.

July Precipitation Trends in Union

The chart displays monthly precipitation patterns in Union, 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 Union, July typically receives around 69 mm (2.7 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 Union

In Union in July humidity is 79%. With an average temperature of 23°C (73°F), this humidity feels like a warm embrace that clings to the skin, making travel feel both invigorating and slightly exhausting as the air wraps around you like a damp blanket.

July Average Humidity in Union

This chart illustrates the average monthly humidity levels in Union, 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 Union is approximately 79%, 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 Union

In Union 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 Union.

Maximum UV Index Levels in Union for July

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

Data source: Union 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 Union Compares to Other Months

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

This table compares monthly weather conditions in Union, 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 (34°F)	74 mm (2.9 inches)	87%	moderate
February Weather	4°C (40°F)	124 mm (4.9 inches)	87%	high
March Weather	7°C (44°F)	92 mm (3.6 inches)	86%	very high
April Weather	12°C (53°F)	113 mm (4.5 inches)	84%	very high
May Weather	17°C (62°F)	131 mm (5.2 inches)	83%	extreme
June Weather	20°C (69°F)	93 mm (3.7 inches)	83%	extreme
July Weather	23°C (73°F)	69 mm (2.7 inches)	79%	extreme
August Weather	22°C (72°F)	88 mm (3.5 inches)	66%	very high
September Weather	19°C (67°F)	101 mm (4.0 inches)	68%	very high
October Weather	14°C (57°F)	108 mm (4.2 inches)	78%	high
November Weather	6°C (43°F)	70 mm (2.7 inches)	89%	moderate
December Weather	3°C (39°F)	95 mm (3.7 inches)	86%	moderate