July weather forecast
San Anselmo, CA

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Weather in July

July brings the peak of summer to San Anselmo, with temperature highs averaging 70.5°F (21.4°C). There's an ample amount of sunlight and long days that lull into beautiful Californian summer nights. Nevertheless, it sees a slight pullback in daylight hours from the previous month. Rainfall stays steady at 0.04" (1mm), similar to June, maintaining a typical dry Californian summer atmosphere. While wind speeds reduce slightly, this means less respite from the summer heat.

Temperature

The advent of July reveals an average high-temperature of a still pleasant 70.5°F (21.4°C), showing minimal difference from the prior month. San Anselmo's temperature drops to an average low of 54.3°F (12.4°C) during the nights of July.

Humidity

In July, the average relative humidity is 75%.

Rainfall

June through September are months with the least rain in San Anselmo when the rain falls for 1.4 days and typically aggregates up to 0.04" (1mm) of rain.

Daylight

The average length of the day in July in San Anselmo is 14h and 29min.
On the first day of the month, sunrise is at 5:51 am and sunset at 8:36 pm. On the last day of July, in San Anselmo, sunrise is at 6:13 am and sunset at 8:19 pm PDT.

Sunshine

With an average of 11.2h of sunshine, July has the most sunshine of the year in San Anselmo.

UV index

The months with the highest UV index are April, June through September, with an average maximum UV index of 5. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: An average maximum UV index of 5 in July leads to these recommendations:
Ensure safety - Imperative it is to shield skin and eyes from damage. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
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Frequently asked questions

What is the average July temperature in San Anselmo?

In San Anselmo, 70.5°F (21.4°C) is the average high-temperature and 54.3°F (12.4°C) is the average low-temperature during July.

What is the average humidity in July in San Anselmo?

The average relative humidity in July in San Anselmo is 75%.

What is the driest month in San Anselmo?

June through September are months with the least rain in San Anselmo, California, when the rain falls for 1.4 days and typically aggregates up to 0.04" (1mm) of rain.

How many days does it rain in July in San Anselmo?

In San Anselmo, in July, it is raining for 1.4 days, with typically 0.04" (1mm) of accumulated precipitation.

What is the average length of the day in July in San Anselmo?

The average day length in July in San Anselmo is 14h and 29min.

When are sunrise and sunset in July in San Anselmo?

On the first day of July, sunrise is at 5:51 am and sunset at 8:36 pm. On the last day of the month, sunrise is at 6:13 am and sunset at 8:19 pm PDT.

What month has the most sunshine in San Anselmo?

With an average of 11.2h of sunshine, July has the most sunshine of the year in San Anselmo, California.

How many hours of sunshine does San Anselmo have in July?

In July, the average sunshine duration in San Anselmo, California, is 11.2h.

When is the highest UV index in San Anselmo?

The months with the highest UV index in San Anselmo, California, are April, June through September, with an average maximum UV index of 5.

What is the UV index reading in July in San Anselmo?

In San Anselmo, the average daily maximum UV index in July is 5. A UV Index estimate of 3 to 5 represents a moderate health threat from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in July
San Anselmo, CA

Average temperature in July - San Anselmo, CA
  • Average high temperature in July: 70.5°F

The warmest month (with the highest average high temperature) is September (72.3°F).
The month with the lowest average high temperature is December (55.4°F).

  • Average low temperature in July: 54.3°F

The month with the highest average low temperature is September (56.1°F).
The coldest month (with the lowest average low temperature) is December (45.3°F).

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Average pressure in July
San Anselmo, CA

Average pressure in July - San Anselmo, 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).

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Average wind speed in July
San Anselmo, CA

Average wind speed in July - San Anselmo, CA
  • Average wind speed in July: 6.6mph

The windiest month (with the highest average wind speed) is May (7.8mph).
The calmest months (with the lowest average wind speed) are October and November (5.5mph).

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Average humidity in July
San Anselmo, CA

Average humidity in July - San Anselmo, CA
  • Average humidity in July: 75%

The month with the highest relative humidity is March (77%).
The month with the lowest relative humidity is October (68%).

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Average rainfall in July
San Anselmo, CA

Average rainfall in July - San Anselmo, 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, August and September (0.04").

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Average rainfall days in July
San Anselmo, CA

Average rainfall days in July - San Anselmo, CA
  • Average rainfall days in July: 1.4 days

The month with the highest number of rainy days is March (8.8 days).
The months with the least rainy days are June and August (1.2 days).

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

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

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 36min).

  • Average sunshine in July: 11h and 1min

The month with the most sunshine is July (Average sunshine: 11h and 12min).
The month with the least sunshine is December (Average sunshine: 5h and 30min).

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Average sunshine days in July
San Anselmo, CA

Average sunshine days in July - San Anselmo, CA
  • Average sunshine days in July: 26.3 days

The month with the most sunshine days is June (26.4 days).
The month with the least sunshine days is March (20.7 days).

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Average UV index in July
San Anselmo, CA

Average UV index in July - San Anselmo, CA
  • Average UV index in July: 5

The months with the highest UV index are April, June, July, August and September (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 3).

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Average cloud cover in July
San Anselmo, CA

Average cloud cover in July - San Anselmo, CA
  • Average cloud cover in July: 21

The month with the most cloud cover is March (Cloud cover 39).
The month with the least cloud cover is September (Cloud cover 19).

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Average visibility in July
San Anselmo, CA

Average visibility in July - San Anselmo, 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).

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San Anselmo, California, USA

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