Santa Cruz weather

Our guide to the weather in Santa Cruz during December

19

Average high

5

UV Index

70mm

Monthly rainfall

74%

Humidity

We've looked at the most up-to-date weather data for Santa Cruz, covering the last 12 years up to 2024, plus we've asked our team of travel bloggers for their first-hand experiences in order to answer the most frequently asked questions about Santa Cruz weather in December.

What's the temperature like in Santa Cruz during December?

The temperature is extremely stable in December with average highs of 19℃ and lows just 1℃ lower at 18℃. The UV index will be moderate at this time of year, so not something to worry about for the average person. However, if you're going to be outside for long periods it's worth wearing a broad spectrum SPF 30+ sunscreen and UV-blocking sunglasses. Remember that bright surfaces, such as water and sand increase UV exposure.

Does it rain in Santa Cruz during December?

On average, there will be 3 rainy days during the month, amounting to 69.8mm in total. That's broadly comparable with the amount of rain we see in England during the summer months, and would be considered dry. There's a small chance that you'll catch a thunderstorm during your trip.

Is it windy in Santa Cruz during December?

Expect moderate breeze becoming stronger at times during December, with occasional gusts up to 19mph. With warm air temperatures and high humidity, any breeze will feel warm but refreshing.

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Weather in Santa Cruz

Our month-by-month guide to the weather and climate in Santa Cruz

18.0

Santa Cruz weather in

January
17.4

Santa Cruz weather in

February
17.2

Santa Cruz weather in

March
17.9

Santa Cruz weather in

April
19.0

Santa Cruz weather in

May
20.4

Santa Cruz weather in

June
22.0

Santa Cruz weather in

July
23.0

Santa Cruz weather in

August
23.1

Santa Cruz weather in

September
22.5

Santa Cruz weather in

October
20.5

Santa Cruz weather in

November
19.3

Santa Cruz weather in

December