July weather forecast
Penn Valley, CA

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Weather in July

July in Penn Valley, California, is a hot summer month, with temperature in the range of an average low of 60.1°F (15.6°C) and an average high of 90.1°F (32.3°C).

Temperature

July, marked by an average high-temperature of 90.1°F (32.3°C) and a low-temperature of 60.1°F (15.6°C), is the warmest month.

Humidity

The least humid month in Penn Valley is July, with an average relative humidity of 37%.

Rainfall

The months with the least rainfall in Penn Valley are July and August Rain falls for 1.1 days and accumulates 0.04" (1mm) of rain.

Snowfall

June through October are months without snowfall.

Daylight

In July, the average length of the day in Penn Valley is 14h and 36min.
On the first day of the month, sunrise is at 5:42 am and sunset at 8:35 pm. On the last day of July, sunrise is at 6:04 am and sunset at 8:17 pm PDT.

Sunshine

July has the most sunshine of the year, with an average of 12.2h of sunshine.

UV index

July is the month with the highest UV index, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for average individuals.
Note: The daily high UV index of 7 during July translates into the following recommendations:
Evade overexposure. Individuals with fair skin risk burning in under 20 minutes. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total sun protection. Experience reduced UV exposure by about half when donning a wide-brim hat.
Updated: Jun 23, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the hottest?

The highest temperatures are recorded in July, with averages reaching a high of 90.1°F (32.3°C) and a low of 60.1°F (15.6°C).

How hot does it get in July?

July temperatures vary between a high-temperature of 90.1°F (32.3°C) and a low-temperature of 60.1°F (15.6°C). The average heat index (a.k.a. 'feels like', 'real feel'), which combines air temperature and relative humidity, in June is calculated to be 82.4°F (28°C).

What is the least humid month?

With an average relative humidity of 37%, July is the least humid month in Penn Valley, California.

What is the average humidity in July in Penn Valley?

In Penn Valley, the average relative humidity in July is 37%.

What is the driest month?

The months with the least rainfall are July and August Rain falls for 1.1 days and accumulates 0.04" (1mm) of rain.

How many days does it rain in July?

In July, the rain falls for 1.1 days. Throughout July, 0.04" (1mm) of precipitation is accumulated.

When it does not snow?

June through October are months without snowfall.

How many hours of daylight does Penn Valley have in July?

In July, the average day length is 14h and 36min.

When are sunrise and sunset in July?

In July, on the first day of the month, sunrise is at 5:42 am and sunset at 8:35 pm. On the last day of the month, sunrise is at 6:04 am and sunset at 8:17 pm PDT.

What month has the most sunshine?

With an average of 12.2h of sunshine, July has the most sunshine of the year.

How many hours of sunshine does Penn Valley have in July?

In Penn Valley, the average sunshine duration in July is 12.2h.

What is the month with the highest UV index?

With an average maximum UV index of 7, July is the month with the highest UV index.

What is the UV index intensity in July?

The average daily maximum UV index in July is 7. A UV Index reading of 6 to 7 represents a high health risk from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in July
Penn Valley, CA

Average temperature in July - Penn Valley, CA
  • Average high temperature in July: 90.1°F

The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is December (51.3°F).

  • Average low temperature in July: 60.1°F

The month with the highest average low temperature is July (60.1°F).
The coldest month (with the lowest average low temperature) is December (37.2°F).

Average pressure in July
Penn Valley, CA

Average pressure in July - Penn Valley, CA
  • Average pressure in July: 29.91"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

Average wind speed in July
Penn Valley, CA

Average wind speed in July - Penn Valley, CA
  • Average wind speed in July: 5mph

The windiest month (with the highest average wind speed) is February (6mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

Average humidity in July
Penn Valley, CA

Average humidity in July - Penn Valley, CA
  • Average humidity in July: 37%

The month with the highest relative humidity is March (75%).
The month with the lowest relative humidity is July (37%).

Average rainfall in July
Penn Valley, CA

Average rainfall in July - Penn Valley, CA
  • Average rainfall in July: 0.04"

The wettest month (with the highest rainfall) is March (6.57").
The driest months (with the least rainfall) are July and August (0.04").

Average rainfall days in July
Penn Valley, CA

Average rainfall days in July - Penn Valley, CA
  • Average rainfall days in July: 1.1 days

The month with the highest number of rainy days is March (15.1 days).
The month with the least rainy days is July (1.1 days).

Average snowfall in July
Penn Valley, CA

Average snowfall in July - Penn Valley, CA
  • Average snowfall in July: 0"

The month with the highest snowfall is February (6.42").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in July
Penn Valley, CA

Average snowfall days in July - Penn Valley, CA
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is March (2.4 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

Average daylight in July /
Average sunshine in July
Penn Valley, CA

Average daylight in July / Average sunshine in July - Penn Valley, CA
  • Average daylight in July: 14h and 4min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in July: 12h and 1min

The month with the most sunshine is July (Average sunshine: 12h and 12min).
The month with the least sunshine is January (Average sunshine: 5h and 42min).

Average sunshine days in July
Penn Valley, CA

Average sunshine days in July - Penn Valley, CA
  • Average sunshine days in July: 29.8 days

The month with the most sunshine days is July (29.8 days).
The month with the least sunshine days is March (14.8 days).

Average UV index in July
Penn Valley, CA

Average UV index in July - Penn Valley, CA
  • Average UV index in July: 7

The month with the highest UV index is July (UV index 7).
The month with the lowest UV index is November (UV index 2).

Average cloud cover in July
Penn Valley, CA

Average cloud cover in July - Penn Valley, CA
  • Average cloud cover in July: 4

The month with the most cloud cover is March (Cloud cover 41).
The month with the least cloud cover is July (Cloud cover 4).

Average visibility in July
Penn Valley, CA

Average visibility in July - Penn Valley, CA
  • Average visibility in July: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

Penn Valley, California, USA

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