July Weather in Penn Valley, United States

Last updated: June 24, 2025

In Penn Valley, United States, the average temperature in July is a warm 27°C (81°F). While the mercury can dip to a minimum of 14°C (57°F), it can also soar to a scorching 42°C (107°F). Rainfall is minimal, with just 1 mm (0.0 in) recorded over 0 days, and the air tends to be fairly dry, boasting an average humidity of only 44%. Enjoy the warmth!

July Temperature in Penn Valley

In July in Penn Valley, the average temperature is 27°C (81°F). Maximums can reach 42°C (107°F) and minimums can dip to as low as 14°C (57°F). Be prepared for a range of temperatures while traveling, and pack accordingly to enjoy your visit comfortably.

July Weather in Penn Valley: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in Penn Valley, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Penn Valley, July typically has an average temperature of 27°C (81°F), with highs reaching up to 42°C (107°F) and lows dropping to around 14°C (57°F).

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

July Precipitation in Penn Valley

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

July Precipitation Trends in Penn Valley

The chart displays monthly precipitation patterns in Penn Valley, 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 Penn Valley, 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 Penn Valley

In Penn Valley 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 Penn Valley

This chart illustrates the average monthly humidity levels in Penn Valley, 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 Penn Valley 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 Penn Valley

In Penn Valley 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 Penn Valley.

Maximum UV Index Levels in Penn Valley for July

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

Data source: Penn Valley 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 Penn Valley Compares to Other Months

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

This table compares monthly weather conditions in Penn Valley, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	9°C (48°F)	196 mm (7.7 inches)	84%	moderate
February Weather	9°C (49°F)	202 mm (8.0 inches)	84%	moderate
March Weather	11°C (52°F)	191 mm (7.5 inches)	83%	high
April Weather	15°C (59°F)	89 mm (3.5 inches)	81%	very high
May Weather	19°C (66°F)	48 mm (1.9 inches)	74%	very high
June Weather	24°C (76°F)	9 mm (0.3 inches)	64%	extreme
July Weather	27°C (81°F)	1 mm (0.0 inches)	44%	extreme
August Weather	26°C (79°F)	1 mm (0.0 inches)	36%	very high
September Weather	23°C (73°F)	12 mm (0.5 inches)	44%	very high
October Weather	17°C (63°F)	62 mm (2.4 inches)	65%	high
November Weather	12°C (53°F)	115 mm (4.5 inches)	84%	moderate
December Weather	8°C (47°F)	170 mm (6.7 inches)	83%	moderate