July Weather in Prosser, United States

Last updated: June 24, 2025

In Prosser, United States, the average temperature in July reaches a warm 27°C (81°F). While the mercury can dip to a cozy 12°C (54°F), it can also soar up to a sizzling 44°C (112°F). Expect minimal rain, with only 1 mm (0.0 in) of precipitation across 0 days, and enjoy the lush atmosphere with an average humidity of 77%.

July Temperature in Prosser

In July in Prosser, the average temperature is 27°C (81°F). Maximum temperatures can reach 44°C (112°F), while the minimum can dip as low as 12°C (54°F). Be prepared for a wide range of temperatures and pack accordingly for your travels!

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

The chart illustrates July temperature patterns in Prosser, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Prosser, July typically has an average temperature of 27°C (81°F), with highs reaching up to 44°C (112°F) and lows dropping to around 12°C (54°F).

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

July Precipitation in Prosser

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

July Precipitation Trends in Prosser

The chart displays monthly precipitation patterns in Prosser, 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 Prosser, 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.

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Millimeters (mm) Inches (in)

July Humidity in Prosser

In Prosser in July, humidity is 77%. With an average temperature of 27°C (81°F), this humidity feels like a warm blanket, making travel feel sticky and heavy, as sweat clings to the skin and the air becomes thick, causing you to long for refreshing breezes and cool shade.

July Average Humidity in Prosser

This chart illustrates the average monthly humidity levels in Prosser, 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 Prosser is approximately 77%, 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 Prosser

In Prosser 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 Prosser.

Maximum UV Index Levels in Prosser for July

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

Data source: Prosser 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 Prosser Compares to Other Months

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

This table compares monthly weather conditions in Prosser, 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)	39 mm (1.5 inches)	85%	low
February Weather	2°C (36°F)	39 mm (1.5 inches)	86%	moderate
March Weather	8°C (46°F)	24 mm (0.9 inches)	86%	moderate
April Weather	13°C (55°F)	22 mm (0.9 inches)	82%	high
May Weather	19°C (66°F)	15 mm (0.6 inches)	77%	very high
June Weather	23°C (74°F)	6 mm (0.2 inches)	79%	very high
July Weather	27°C (81°F)	1 mm (0.0 inches)	77%	very high
August Weather	27°C (80°F)	4 mm (0.1 inches)	62%	very high
September Weather	20°C (69°F)	9 mm (0.3 inches)	60%	high
October Weather	12°C (53°F)	24 mm (1.0 inches)	80%	moderate
November Weather	5°C (42°F)	31 mm (1.2 inches)	87%	moderate
December Weather	2°C (35°F)	31 mm (1.2 inches)	86%	low