Santa Monica
California, USA
Long-term weather forecast
Long-term weather forecast

July weather forecast and climate
Santa Monica, CA

A night view of the neon-lit fun park in Santa Monica, California, with a view of the iconic Ferris wheel and pier, all reflected in the seawater below
A night view of the neon-lit fun park in Santa Monica, California, with a view of the iconic Ferris wheel and pier, all reflected in the seawater below
July in Santa Monica, California, is a pleasant summer month, with average temperature fluctuating between 70°F (21.1°C) and 63°F (17.2°C).

Temperature

In Santa Monica, the average high-temperature is practically the same as in June - an agreeable 70°F (21.1°C). In July, the average low-temperature is 63°F (17.2°C).

Rainfall

July is the month with the least rainfall in Santa Monica. Rain falls for 0.1 days and accumulates 0" (0.3mm) of precipitation.

Ocean temperature

In Santa Monica, California, the average seawater temperature is 64.4°F (18°C).
Note: For most, swimming in 64.4°F (18°C) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 69.8°F (21°C) to 59°F (15°C).

Daylight

The average length of the day in Santa Monica is 14.2h.

Sunshine

The month with the most sunshine is July, with an average of 12h of sunshine.

UV index

July is the month with the highest UV index in Santa Monica, California, with an average maximum UV index of 11. A UV Index reading of 11, and higher, represents an extreme threat to health from the exposure to the Sun's UV radiation for the average person.
Note: In July, the average maximum UV index of 11 translate into the following recommendations:
Practice all essential precautions. Protection against sun damage is crucial. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.

What is the temperature in July in Santa Monica?

In July, in Santa Monica, the average high-temperature is 70°F (21.1°C), and the average low-temperature is 63°F (17.2°C).

How much does it rain in Santa Monica in July?

In Santa Monica, in July, during 0.1 rainfall days, 0" (0.3mm) of precipitation is typically accumulated.

What is the driest month in Santa Monica?

The month with the least rainfall in Santa Monica is July when the rain falls for 0.1 days and typically collects 0" (0.3mm) of precipitation.

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 most, swimming in 64.4°F (18°C) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 69.8°F (21°C) to 59°F (15°C).

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

In Santa Monica, the average length of the day in July is 14.2h.

What month has the most sunshine in Santa Monica?

The month with the most sunshine in Santa Monica, California, is July, with an average of 12h of sunshine.

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

The average sunshine in July in Santa Monica is 12h.

What is the month with the highest UV index in Santa Monica?

With an average maximum UV index of 11, July is the month with the highest UV index.

How high is the UV index in July in Santa Monica?

In Santa Monica, California, the average daily maximum UV index in July is 11. A UV Index estimate of 11, and higher, represents an ultimate hazard to health from unprotected exposure to the UV radiation.
Average temperature in July - Santa Monica, CA
  • Average high temperature in July: 70°F

Warmest months (with the highest average high temperature) are August and September (71°F).
Months with the lowest average high temperature are February and March (63°F).

  • Average low temperature in July: 63°F

Months with the highest average low temperature are July, August and September (63°F).
Coldest months (with the lowest average low temperature) are January and December (51°F).

Average rainfall in July - Santa Monica, CA
  • Average rainfall in July: 0"

The wettest month (with the highest rainfall) is February (3.4").
Driest months (with the lowest rainfall) are June, July and August (0").

Average rainfall days in July - Santa Monica, CA
  • Average rainfall days in July: 0.1 days

The month with the highest number of rainy days is February (7.9 days).
The month with the lowest number of rainy days is July (0.1 days).

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

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

Average daylight in July / Average sunshine in July - Santa Monica, CA
  • Average daylight in July: 14.2h

The month with the longest days is June (Average daylight: 14.4h).
The month with shortest days is December (Average daylight: 9.9h).

  • Average sunshine in July: 12h

The month with most sunshine is July (Average sunshine: 12h).
Months with least sunshine are January, November and December (Average sunshine: 7).

Average UV index in July - Santa Monica, CA
  • Average UV index in July: 11

The month with the highest UV index is July (UV index 11).
Months with the lowest UV index are January and December (UV index 3).