July weather forecast
Santa Monica, CA

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The neon-lit fun park in Santa Monica, California, with a view of the iconic Ferris wheel and pier
The neon-lit fun park in Santa Monica, California, with a view of the iconic Ferris wheel and pier

Weather in July

July, the same as June, is a moderately hot summer month in Santa Monica, California, with an average temperature ranging between max 78.6°F (25.9°C) and min 63.1°F (17.3°C).

Temperature

With the arrival of July, Santa Monica's average high-temperature registers at a still warm 78.6°F (25.9°C), indicating a subtle variation from the previous month. Santa Monica records an average temperature drop to a comfortable 63.1°F (17.3°C) in July.

Humidity

In July, the average relative humidity in Santa Monica is 66%.

Rainfall

In Santa Monica, in July, during 2.7 rainfall days, 0.16" (4mm) of precipitation is typically accumulated. In Santa Monica, during the entire year, the rain falls for 48.8 days and collects up to 7.52" (191mm) of precipitation.

Ocean temperature

In Santa Monica, the average seawater temperature in July is 64.4°F (18°C).
Note: For most, swimming in 64.4°F (18°C) is not a pleasant activity. Breathing becomes increasingly challenging as water temperature descends from 69.8°F (21°C) to 59°F (15°C).

Daylight

The average length of the day in July in Santa Monica is 14h and 10min.
On the first day of July in Santa Monica, sunrise is at 5:46 am and sunset at 8:09 pm. On the last day of the month, sunrise is at 6:05 am and sunset at 7:55 pm PDT.

Sunshine

July and August, with an average of 11.9h of sunshine, are months with the most sunshine in Santa Monica.

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 health risk from unprotected exposure to Sun's UV rays for the average person.
Note: An average UV index of 6 in July transforms into this advice:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. The Sun emits the most powerful UV radiation between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
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Frequently asked questions

What is the average July temperature in Santa Monica?

In Santa Monica, in July, the average high-temperature is 78.6°F (25.9°C), and the average low-temperature is 63.1°F (17.3°C).

What is the average humidity in July in Santa Monica?

In July, the average relative humidity in Santa Monica, California, is 66%.

How much does it rain in Santa Monica in July?

In July, in Santa Monica, the rain falls for 2.7 days. Throughout July, 0.16" (4mm) of precipitation is accumulated.

What is the ocean temperature in July in Santa Monica?

In Santa Monica, in July, the average water temperature is 64.4°F (18°C). For swimming, a surface water temperature of 64.4°F (18°C) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 69.8°F (21°C).

What is the average length of the day in July in Santa Monica?

In July, the average day length is 14h and 10min.

What time are sunrise and sunset in July in Santa Monica?

On the first day of July, sunrise is at 5:46 am and sunset at 8:09 pm. On the last day of the month, sunrise is at 6:05 am and sunset at 7:55 pm PDT.

What is the month with the most sunshine in Santa Monica?

The months with the most sunshine in Santa Monica, California, are July and August, with an average of 11.9h of sunshine.

How many hours of sunshine does Santa Monica have in July?

In July, the average sunshine duration in Santa Monica is 11.9h.

When is the highest UV index in Santa Monica?

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

What is the UV index reading in July in Santa Monica?

The average daily maximum UV index in July in Santa Monica, California, is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to 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
Santa Monica, CA

Average temperature in July - Santa Monica, CA
  • Average high temperature in July: 78.6°F

The warmest month (with the highest average high temperature) is August (80.8°F).
The month with the lowest average high temperature is December (63.9°F).

  • Average low temperature in July: 63.1°F

The month with the highest average low temperature is August (64.4°F).
The coldest month (with the lowest average low temperature) is February (50.5°F).

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Average pressure in July
Santa Monica, CA

Average pressure in July - Santa Monica, CA
  • Average pressure in July: 29.92"Hg

The month with the highest atmospheric pressure is January (30.1"Hg).
The months with the lowest atmospheric pressure are June and September (29.9"Hg).

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Average wind speed in July
Santa Monica, CA

Average wind speed in July - Santa Monica, CA
  • Average wind speed in July: 5mph

The windiest month (with the highest average wind speed) is April (6.3mph).
The calmest months (with the lowest average wind speed) are August and September (4.8mph).

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Average humidity in July
Santa Monica, CA

Average humidity in July - Santa Monica, CA
  • Average humidity in July: 66%

The month with the highest relative humidity is June (69%).
The month with the lowest relative humidity is November (52%).

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Average rainfall in July
Santa Monica, CA

Average rainfall in July - Santa Monica, CA
  • Average rainfall in July: 0.16"

The wettest month (with the highest rainfall) is January (1.54").
The driest months (with the least rainfall) are June and August (0.08").

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Average rainfall days in July
Santa Monica, CA

Average rainfall days in July - Santa Monica, CA
  • Average rainfall days in July: 2.7 days

The month with the highest number of rainy days is March (6.8 days).
The month with the least rainy days is August (1.8 days).

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Average sea temperature in July
Santa Monica, CA

Average sea temperature in July - Santa Monica, CA
  • Average sea temperature in July: 64°F

The best months for swimming (with the highest average sea temperature) are August, September and October (66°F).
The coldest months (with the lowest average sea temperature) are January, February, March, April, May and December (59°F).

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Average daylight in July /
Average sunshine in July
Santa Monica, CA

Average daylight in July / Average sunshine in July - Santa Monica, CA
  • Average daylight in July: 14h and 1min

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: 11h and 5min

The months with the most sunshine are July and August (Average sunshine: 11h and 54min).
The months with the least sunshine are February and December (Average sunshine: 6h and 36min).

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Average sunshine days in July
Santa Monica, CA

Average sunshine days in July - Santa Monica, CA
  • Average sunshine days in July: 26.5 days

The month with the most sunshine days is August (27.9 days).
The month with the least sunshine days is February (21.8 days).

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Average UV index in July
Santa Monica, CA

Average UV index in July - Santa Monica, 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).

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Average cloud cover in July
Santa Monica, CA

Average cloud cover in July - Santa Monica, CA
  • Average cloud cover in July: 10

The months with the most cloud cover are March and December (Cloud cover 23).
The month with the least cloud cover is August (Cloud cover 8).

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Average visibility in July
Santa Monica, CA

Average visibility in July - Santa Monica, 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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Santa Monica, California, USA

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