July weather forecastSouth Santa Rosa, CA

July

Weather in July

July, the same as June, is another warm summer month in South Santa Rosa, California, with an average temperature varying between 79.9°F (26.6°C) and 54.5°F (12.5°C).

Temperature

The highest point of temperatures falls in July and August, when the average high-temperature ascends to 79.9°F (26.6°C).

Humidity

In July, the average relative humidity is 65%.

Rainfall

The months with the least rainfall are June through September Rain falls for 1 days and accumulates 0.04" (1mm) of rain.

Daylight

In July, the average length of the day is 14h and 32min.
On the first day of July in South Santa Rosa, sunrise is at 5:51 am and sunset at 8:38 pm. On the last day of the month, sunrise is at 6:12 am and sunset at 8:21 pm PDT.

Sunshine

The month with the most sunshine is July, with an average of 11.9h of sunshine.

UV index

In South Santa Rosa, the average daily maximum UV index in July is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the average person.
Note: The UV index of 5 during July translates into the following guidance:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.

Updated: Jun 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

South Santa Rosa's peak temperatures tend to occur in July and August, with an average high-temperature of 79.9°F (26.6°C).

July temperatures in South Santa Rosa vary between a high-temperature of 79.9°F (26.6°C) and a low-temperature of 54.5°F (12.5°C).

The average relative humidity in July is 65%.

June through September are months with the least rain when the rain falls for 1 days and typically aggregates up to 0.04" (1mm) of rain.

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

In July, the average day length is 14h and 32min.

On the first day of July, sunrise is at 5:51 am and sunset at 8:38 pm. On the last day of the month, sunrise is at 6:12 am and sunset at 8:21 pm PDT.

July has the most sunshine of the year, with an average of 11.9h of sunshine.

In July, the average sunshine duration is 11.9h.

In July, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a medium health risk from unsafe exposure to Sun's UV rays.

Today

Tomorrow

Long-term

Year J F M A M J July A S O N D

Jun

July

Aug

Average high temperature

76.5°F

79.9°F

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

7.2mph

6.2mph

5.8mph

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

27.7

27.6

27.1

Average UV index

Average cloud cover

14%

10%

Average visibility

6mi

Average temperature in July
South Santa Rosa, CA

Average high temperature in July: 79.9°F

The warmest months (with the highest average high temperature) are July and August (79.9°F).
The month with the lowest average high temperature is December (55.6°F).

Average low temperature in July: 54.5°F

The months with the highest average low temperature are August and September (55°F).
The coldest month (with the lowest average low temperature) is December (42.4°F).

Average pressure in July
South Santa Rosa, CA

Average pressure in July: 29.93"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.92"Hg).

Average wind speed in July
South Santa Rosa, CA

Average wind speed in July: 5.4mph

The windiest month (with the highest average wind speed) is May (6.8mph).
The calmest month (with the lowest average wind speed) is November (4.7mph).

Average humidity in July
South Santa Rosa, CA

Average humidity in July: 65%

The month with the highest relative humidity is March (77%).
The month with the lowest relative humidity is September (62%).

Average rainfall in July
South Santa Rosa, CA

Average rainfall in July: 0.04"

The wettest month (with the highest rainfall) is February (0.91").
The driest months (with the least rainfall) are June, July, August and September (0.04").

Average rainfall days in July
South Santa Rosa, CA

Average rainfall days in July: 1 days

The month with the highest number of rainy days is March (8.7 days).
The month with the least rainy days is August (0.5 days).

Average daylight in July /
Average sunshine in July
South Santa Rosa, CA

Average daylight in July: 14h and 30min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

Average sunshine in July: 11h and 54min

The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).

Average sunshine days in July
South Santa Rosa, CA

Average sunshine days in July: 27.6 days

The month with the most sunshine days is June (27.7 days).
The month with the least sunshine days is March (20.8 days).

Average UV index in July
South Santa Rosa, CA

Average UV index in July: 5

The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 3).

Average cloud cover in July
South Santa Rosa, CA

Average cloud cover in July: 9

The month with the most cloud cover is March (Cloud cover 38).
The month with the least cloud cover is July (Cloud cover 9).

Average visibility in July
South Santa Rosa, 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).