July weather forecastSouth San Gabriel, CA

July

Weather in July

July, the same as June, is another warm summer month in South San Gabriel, California, with an average temperature ranging between min 63.3°F (17.4°C) and max 85.6°F (29.8°C).

Temperature

As South San Gabriel transitions into July, the average high-temperature stands at a still warm 85.6°F (29.8°C), offering little variation from the preceding month. South San Gabriel, after an intense day, registers a significant cooling to an average low-temperature of 63.3°F (17.4°C) throughout July.

Heat index

The heat index for July is calculated to be a hot 87.8°F (31°C). If one endures exposure and continues to be active, it might result in tiredness and heat cramps.
Note that heat index values are valued for light wind and location in the shade. If directly exposed to the sun, the heat index could rise by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', integrates the air's temperature and its humidity to showcase the felt temperature by people. One's perception of temperature is subjective, varying based on their activity and individual heat perception, influenced by factors like wind, clothing, and metabolic variations. Direct sun rays can make one feel hotter, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Children typically face more danger than adults as their sweat production is usually lower. Additionally, the bigger skin surface compared to their small size and the increased heat due to their activeness exacerbate the risk.

Humidity

In July, the average relative humidity is 54%.

Rainfall

In South San Gabriel, during July, the rain falls for 3.1 days and regularly aggregates up to 0.16" (4mm) of precipitation. Throughout the year, in South San Gabriel, there are 43 rainfall days, and 6.06" (154mm) of precipitation is accumulated.

Daylight

In July, the average length of the day in South San Gabriel is 14h and 10min.
On the first day of the month, sunrise is at 5:45 am and sunset at 8:07 pm. On the last day of July, sunrise is at 6:03 am and sunset at 7:53 pm PDT.

Sunshine

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

UV index

The months with the highest UV index are June through September, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for average individuals.
Note: A maximum daily UV index of 6 during July morphs into the following directions:
Use protective steps and abide by sun safety guidelines. Safeguarding against skin and eye harm is necessary. Avoid exposure to the Sun and try to stay in the shade between 10 a.m. and 4 p.m., when UV radiation is most potent, but be aware that parasols or canopies may not offer full protection. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.

Updated: Feb 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The high-temperature during July is 85.6°F (29.8°C) and the low-temperature is 63.3°F (17.4°C). In July, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, is calculated to be 87.8°F (31°C).

In South San Gabriel, the average relative humidity in July is 54%.

In July, the rain falls for 3.1 days. Throughout July, 0.16" (4mm) of precipitation is accumulated.

In July, the average day length in South San Gabriel, California, is 14h and 10min.

In July, on the first day of the month, sunrise is at 5:45 am and sunset at 8:07 pm. On the last day of the month, in South San Gabriel, California, sunrise is at 6:03 am and sunset at 7:53 pm PDT.

With an average of 12.1h of sunshine, July has the most sunshine of the year in South San Gabriel.

In July, the average sunshine duration in South San Gabriel, California, is 12.1h.

June through September, with an average maximum UV index of 6, are months with the highest UV index.

In July, the average daily maximum UV index in South San Gabriel is 6. A UV Index reading of 6 to 7 represents a high health risk from unprotected exposure to UV radiation.

Today

Tomorrow

Long-term

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

Jun

July

Aug

Average high temperature

80.4°F

85.6°F

87.4°F

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

5.8mph

5.5mph

5.3mph

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

27.5

25.3

Average UV index

Average cloud cover

Average visibility

6mi

Average temperature in July
South San Gabriel, CA

Average high temperature in July: 85.6°F

The warmest month (with the highest average high temperature) is August (87.4°F).
The month with the lowest average high temperature is December (63.5°F).

Average low temperature in July: 63.3°F

The month with the highest average low temperature is August (64.9°F).
The coldest month (with the lowest average low temperature) is December (47.5°F).

Average pressure in July
South San Gabriel, CA

Average pressure in July: 29.91"Hg

The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

Average wind speed in July
South San Gabriel, CA

Average wind speed in July: 4.9mph

The windiest month (with the highest average wind speed) is April (5.8mph).
The calmest months (with the lowest average wind speed) are September and October (4.5mph).

Average humidity in July
South San Gabriel, CA

Average humidity in July: 54%

The month with the highest relative humidity is June (59%).
The month with the lowest relative humidity is November (47%).

Average rainfall in July
South San Gabriel, CA

Average rainfall in July: 0.16"

The wettest month (with the highest rainfall) is February (1.3").
The driest month (with the least rainfall) is June (0.04").

Average rainfall days in July
South San Gabriel, CA

Average rainfall days in July: 3.1 days

The month with the highest number of rainy days is March (5.5 days).
The month with the least rainy days is June (1.2 days).

Average daylight in July /
Average sunshine in July
South San Gabriel, CA

Average daylight in July: 14h and 12min

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

Average sunshine in July: 12h and 6min

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The months with the least sunshine are January, February and December (Average sunshine: 6h and 54min).

Average sunshine days in July
South San Gabriel, CA

Average sunshine days in July: 25.3 days

The month with the most sunshine days is June (27.5 days).
The month with the least sunshine days is February (22.2 days).

Average UV index in July
South San Gabriel, CA

Average UV index in July: 6

The months with the highest UV index are June, July, August and September (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 4).

Average cloud cover in July
South San Gabriel, CA

Average cloud cover in July: 7

The month with the most cloud cover is December (Cloud cover 22).
The month with the least cloud cover is August (Cloud cover 5).

Average visibility in July
South San Gabriel, 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).