July Weather in Zillah, United States

Last updated: June 24, 2025

In July, the average temperature in Zillah, United States hovers around 25°C (78°F), with extremes ranging from a chilly 10°C (50°F) to a sweltering 44°C (111°F). Despite its warmth, this month sees minimal precipitation, averaging just 1 mm (0.0 in) over 0 days. The air is notably humid too, with an average humidity level of 79%. Enjoy the moist warmth, but be prepared for those unexpected temperature swings!

July Temperature in Zillah

In July in Zillah, the average temperature is 25°C (78°F). The maximum can reach 44°C (111°F), while the minimum can drop to as low as 10°C (50°F). This makes it essential for travelers to pack versatile clothing to accommodate both warm days and cooler evenings.

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

The chart illustrates July temperature patterns in Zillah, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Zillah, July typically has an average temperature of 25°C (78°F), with highs reaching up to 44°C (111°F) and lows dropping to around 10°C (50°F).

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

July Precipitation in Zillah

In Zillah in July, the precipitation amount is 1 mm (0.0 in) during a span of 0 days.

July Precipitation Trends in Zillah

The chart displays monthly precipitation patterns in Zillah, 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 Zillah, July typically receives around 1 mm (0.0 inches) of precipitation spread over approximately 0 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

July Humidity in Zillah

In Zillah in July humidity is 79%. With an average temperature of 25°C (78°F), this humidity feels like a warm, heavy blanket enveloping you, making outdoor activities less inviting and requiring frequent breaks to stay refreshed.

July Average Humidity in Zillah

This chart illustrates the average monthly humidity levels in Zillah, 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 Zillah 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 Zillah

In Zillah in July, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Zillah.

Maximum UV Index Levels in Zillah for July

The chart shows the monthly maximum UV Index (UVI) for Zillah 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 Zillah typically reaches 10, which falls under the very high exposure category.

Data source: Zillah 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 Zillah Compares to Other Months

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

This table compares monthly weather conditions in Zillah, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	0°C (32°F)	49 mm (1.9 inches)	86%	low
February Weather	1°C (34°F)	47 mm (1.8 inches)	86%	moderate
March Weather	6°C (43°F)	26 mm (1.0 inches)	87%	moderate
April Weather	11°C (52°F)	22 mm (0.9 inches)	84%	high
May Weather	17°C (63°F)	14 mm (0.6 inches)	81%	very high
June Weather	21°C (71°F)	6 mm (0.2 inches)	82%	very high
July Weather	25°C (78°F)	1 mm (0.0 inches)	79%	very high
August Weather	25°C (77°F)	4 mm (0.2 inches)	63%	very high
September Weather	19°C (66°F)	11 mm (0.4 inches)	62%	high
October Weather	11°C (51°F)	31 mm (1.2 inches)	83%	moderate
November Weather	4°C (40°F)	33 mm (1.3 inches)	89%	moderate
December Weather	1°C (33°F)	43 mm (1.7 inches)	88%	low