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

October weather forecast and climate
Santa Cruz, CA

A high aerial view of the bay area in Santa Cruz, California, view of the beach sand, numerous parked cars, scenic trees, and residential homes
A high aerial view of the bay area in Santa Cruz, California, view of the beach sand, numerous parked cars, scenic trees, and residential homes
October, the same as September, in Santa Cruz, California, is an agreeable autumn month, with average temperature fluctuating between 71.4°F (21.9°C) and 48.9°F (9.4°C).

Temperature

In October, the average high-temperature is relatively the same as in September - a pleasant 71.4°F (21.9°C). In October, the average low-temperature is 48.9°F (9.4°C).

Rainfall

In Santa Cruz, during October, the rain falls for 3.5 days and regularly aggregates up to 1.4" (36.6mm) of precipitation. In Santa Cruz, during the entire year, the rain falls for 66.2 days and collects up to 31.5" (801mm) of precipitation.

Ocean temperature

In October, the average ocean temperature is 57.6°F (14.2°C). Swimming in 57.6°F (14.2°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.

Daylight

The average length of the day in October is 11.2h.

Sunshine

The average sunshine in Santa Cruz is 8h.

UV index

The average daily maximum UV index in Santa Cruz, California, is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to the UV radiation for the ordinary person.
In October, the average maximum UV index of 5 translate into the following recommendations:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. 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 October in Santa Cruz?

In October, in Santa Cruz, California, the average high-temperature is 71.4°F (21.9°C), and the average low-temperature is 48.9°F (9.4°C).

How many days does it rain in October in Santa Cruz?

In Santa Cruz, California, during October, the rain falls for 3.5 days and regularly aggregates up to 1.4" (36.6mm) of precipitation.

What is the water temperature in October in Santa Cruz?

In October, the average ocean temperature in Santa Cruz is 57.6°F (14.2°C). Swimming in 57.6°F (14.2°C) is considered life-threatening. Even a few minutes in 55.4°F (13°C) water is uncomfortable, and swimming below 50°F (10°C) may cause total loss of breathing control and cold shock, depending on a person's physique.

What is the average length of the day in October in Santa Cruz?

In October, the average length of the day in Santa Cruz, California, is 11.2h.

How long on average sun shines in October in Santa Cruz?

The average sunshine in October in Santa Cruz, California, is 8h.

What is the UV index reading in October in Santa Cruz?

The average daily maximum UV index in October in Santa Cruz is 5. A UV Index of 3 to 5 symbolizes a medium health risk from the exposure to the Sun's UV radiation.
Average temperature in October - Santa Cruz, CA
  • Average high temperature in October: 71.5°F

The warmest month (with the highest average high temperature) is September (74.5°F).
The month with the lowest average high temperature is December (60°F).

  • Average low temperature in October: 49°F

The month with the highest average low temperature is August (53.9°F).
Coldest months (with the lowest average low temperature) are January and December (40.8°F).

Average rainfall in October - Santa Cruz, CA
  • Average rainfall in October: 1.4"

The wettest month (with the highest rainfall) is January (6.4").
Driest months (with the lowest rainfall) are July and August (0").

Average rainfall days in October - Santa Cruz, CA
  • Average rainfall days in October: 3.5 days

The month with the highest number of rainy days is February (10.9 days).
The month with the lowest number of rainy days is July (0.3 days).

Average sea temperature in October - Santa Cruz, CA
  • Average sea temperature in October: 57.6°F

The best month for swimming (with the highest average sea temperature) is September (58.2°F).
The coldest month (with the lowest average sea temperature) is April (53.9°F).

Average daylight in October / Average sunshine in October - Santa Cruz, CA
  • Average daylight in October: 11.2h

The month with the longest days is June (Average daylight: 14.7h).
The month with shortest days is December (Average daylight: 9.7h).

  • Average sunshine in October: 8h

Months with most sunshine are May, June and July (Average sunshine: 11h).
The month with least sunshine is December (Average sunshine: 5h).

Average UV index in October - Santa Cruz, CA
  • Average UV index in October: 5

Months with the highest UV index are June, July and August (UV index 9).
Months with the lowest UV index are January and December (UV index 2).