July weather forecastSan Lorenzo, CA

July

Weather in July

July, like June, in San Lorenzo, California, is a moderately hot summer month, with an average temperature fluctuating between 79.2°F (26.2°C) and 55°F (12.8°C).

Temperature

July, with average temperatures reaching a high of 79.2°F (26.2°C) and a low of 55°F (12.8°C), is the warmest month.

Humidity

The average relative humidity in July is 64%.

Rainfall

June through August are months with the least rain when the rain falls for 1.3 days and typically aggregates up to 0.04" (1mm) of rain.

Daylight

In San Lorenzo, the average length of the day in July is 14h and 28min.
On the first day of July, sunrise is at 5:50 am and sunset at 8:34 pm. On the last day of the month, sunrise is at 6:12 am and sunset at 8:17 pm PDT.

Sunshine

With an average of 12.1h of sunshine, July has the most sunshine of the year.

UV index

In July, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the average person.
Note: The maximum UV index of 5 during July leads to these instructions:
Guard yourself - Precautionary measures against sun damage are advocated. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Always opt for UVA and UVB-resistant sunglasses on radiant days.

Updated: Aug 8, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

With average temperatures fluctuating between a high of 79.2°F (26.2°C) and a low of 55°F (12.8°C), July stands out as the warmest month.

The high-temperature, in July, in San Lorenzo, records 79.2°F (26.2°C), while the low-temperature is 55°F (12.8°C).

In July, the average relative humidity is 64%.

June through August are months with the least rain when the rain falls for 1.3 days and typically aggregates up to 0.04" (1mm) of rain.

In San Lorenzo, in July, it is raining for 1.3 days, with typically 0.04" (1mm) of accumulated precipitation.

In San Lorenzo, the average day length in July is 14h and 28min.

In July, on the first day of the month, sunrise is at 5:50 am and sunset at 8:34 pm. On the last day of the month, in San Lorenzo, sunrise is at 6:12 am and sunset at 8:17 pm PDT.

July has the most sunshine of the year, with an average of 12.1h of sunshine.

In San Lorenzo, the average sunshine duration in July is 12.1h.

The average daily maximum UV index in July is 5. A UV Index reading of 3 to 5 represents a medium hazard to health 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

75.7°F

79.2°F

79°F

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

7mph

6.3mph

6.1mph

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

26.7

27.9

27.5

Average UV index

Average cloud cover

12%

Average visibility

6mi

Average temperature in July
San Lorenzo, CA

Average high temperature in July: 79.2°F

The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is December (56.1°F).

Average low temperature in July: 55°F

The month with the highest average low temperature is September (56.5°F).
The coldest months (with the lowest average low temperature) are January and December (44.1°F).

Average pressure in July
San Lorenzo, 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
San Lorenzo, CA

Average wind speed in July: 5.7mph

The windiest month (with the highest average wind speed) is May (6.7mph).
The calmest month (with the lowest average wind speed) is November (4.7mph).

Average humidity in July
San Lorenzo, CA

Average humidity in July: 64%

The month with the highest relative humidity is March (74%).
The month with the lowest relative humidity is September (62%).

Average rainfall in July
San Lorenzo, CA

Average rainfall in July: 0.04"

The wettest month (with the highest rainfall) is February (0.87").
The driest months (with the least rainfall) are June, July and August (0.04").

Average rainfall days in July
San Lorenzo, CA

Average rainfall days in July: 1.3 days

The month with the highest number of rainy days is March (10.5 days).
The month with the least rainy days is August (0.7 days).

Average daylight in July /
Average sunshine in July
San Lorenzo, CA

Average daylight in July: 14h and 30min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).

Average sunshine in July: 12h and 6min

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 54min).

Average sunshine days in July
San Lorenzo, CA

Average sunshine days in July: 27.9 days

The month with the most sunshine days is July (27.9 days).
The month with the least sunshine days is March (18.6 days).

Average UV index in July
San Lorenzo, 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
San Lorenzo, CA

Average cloud cover in July: 7

The month with the most cloud cover is March (Cloud cover 34).
The month with the least cloud cover is July (Cloud cover 7).

Average visibility in July
San Lorenzo, 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).