July weather forecast
Sunol, CA

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Weather in July

July, the same as June, is a moderately hot summer month in Sunol, California, with an average temperature ranging between min 55.9°F (13.3°C) and max 85.3°F (29.6°C).

Temperature

The month of July sees the highest average temperatures, reaching 85.3°F (29.6°C) at the peak and 55.9°F (13.3°C) at the low.

Heat index

In July, the heat index is estimated at a hot 87.8°F (31°C). If one sustains activity during exposure, it could lead to a sense of fatigue, with a chance of heat cramps.
It is crucial to understand that heat index figures are for shade and gentle wind conditions. The presence of direct sunlight can raise the heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', takes into account both air temperature and humidity to illustrate what people actually feel. Elements such as metabolic variations, pregnancy, and physical exertion can shape one's weather perception. Awareness is key; direct sunlight can enhance the weather's impact, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Younglings are generally more in peril than adults due to their reduced perspiration. Coupled with a larger skin surface relative to their tiny bodies and greater heat production because of their activity, they become more at risk.

Humidity

The months with the lowest humidity are July and September, with an average relative humidity of 56%.

Rainfall

July and August are months with the least rain in Sunol when the rain falls for 1.8 days and typically aggregates up to 0.04" (1mm) of rain.

Daylight

In Sunol, the average length of the day in July is 14h and 28min.
On the first day of the month, sunrise is at 5:50 am and sunset at 8:32 pm. On the last day of July, sunrise is at 6:11 am and sunset at 8:16 pm PDT.

Sunshine

The month with the most sunshine is July, with an average of 12.1h of sunshine.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: A maximum high UV index of 6 in July translates into the following recommendations:
Ward off overexposure. Defence against solar harm is crucial. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. To cut down UV radiation exposure by about half, sport a wide-brim hat.

Frequently asked questions

What are the warmest months in Sunol?

July tends to be the warmest month, with temperatures averaging a daily high of 85.3°F (29.6°C) and a low of 55.9°F (13.3°C).

How hot is July in Sunol?

In Sunol, 85.3°F (29.6°C) is the average high-temperature and 55.9°F (13.3°C) is the average low-temperature during July. The average heat index (a.k.a. 'real feel', 'feels like'), which combines relative humidity and air temperature, in July is estimated at 87.8°F (31°C).

What is the least humid month in Sunol?

The months with the lowest humidity are July and September, with an average relative humidity of 56%.

What is the average humidity in July in Sunol?

In July, the average relative humidity in Sunol, California, is 56%.

What is the driest month in Sunol?

The months with the least rainfall in Sunol are July and August Rain falls for 1.8 days and accumulates 0.04" (1mm) of rain.

How many days does it rain in July in Sunol?

In Sunol, California, in July, it is raining for 1.8 days, with typically 0.04" (1mm) of accumulated precipitation.

What is the average length of the day in July in Sunol?

In Sunol, California, the average day length in July is 14h and 28min.

When are sunrise and sunset in July in Sunol?

On the first day of July, sunrise is at 5:50 am and sunset at 8:32 pm. On the last day of the month, sunrise is at 6:11 am and sunset at 8:16 pm PDT.

What month has the most sunshine in Sunol?

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

How long on average sun shines in July in Sunol?

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

What is the month with the highest UV index in Sunol?

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

How high is the UV index in July in Sunol?

In Sunol, California, the average daily maximum UV index in July is 6. A UV Index of 6 to 7 symbolizes a high health threat from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in July
Sunol, CA

Average temperature in July - Sunol, CA
  • Average high temperature in July: 85.3°F

The warmest month (with the highest average high temperature) is July (85.3°F).
The month with the lowest average high temperature is December (55°F).

  • Average low temperature in July: 55.9°F

The month with the highest average low temperature is August (56.7°F).
The coldest month (with the lowest average low temperature) is January (41.5°F).

Average pressure in July
Sunol, CA

Average pressure in July - Sunol, CA
  • Average pressure in July: 29.93"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.92"Hg).

Average wind speed in July
Sunol, CA

Average wind speed in July - Sunol, CA
  • Average wind speed in July: 5.7mph

The windiest month (with the highest average wind speed) is May (6.3mph).
The calmest month (with the lowest average wind speed) is November (4.2mph).

Average humidity in July
Sunol, CA

Average humidity in July - Sunol, CA
  • Average humidity in July: 56%

The month with the highest relative humidity is March (74%).
The months with the lowest relative humidity are July and September (56%).

Average rainfall in July
Sunol, CA

Average rainfall in July - Sunol, CA
  • Average rainfall in July: 0.04"

The wettest month (with the highest rainfall) is February (2.05").
The driest months (with the least rainfall) are July and August (0.04").

Average rainfall days in July
Sunol, CA

Average rainfall days in July - Sunol, CA
  • Average rainfall days in July: 1.8 days

The month with the highest number of rainy days is March (12.4 days).
The month with the least rainy days is August (0.9 days).

Average daylight in July /
Average sunshine in July
Sunol, CA

Average daylight in July / Average sunshine in July - Sunol, CA
  • Average daylight in July: 14h and 3min

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 1min

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 0min).

Average sunshine days in July
Sunol, CA

Average sunshine days in July - Sunol, CA
  • Average sunshine days in July: 28.3 days

The month with the most sunshine days is August (29 days).
The month with the least sunshine days is March (17.6 days).

Average UV index in July
Sunol, CA

Average UV index in July - Sunol, CA
  • Average UV index in July: 6

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

Average cloud cover in July
Sunol, CA

Average cloud cover in July - Sunol, CA
  • Average cloud cover in July: 5

The month with the most cloud cover is March (Cloud cover 35).
The month with the least cloud cover is July (Cloud cover 5).

Average visibility in July
Sunol, CA

Average visibility in July - Sunol, 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).

Sunol, California, USA

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