Measurements:
°C
°F
Santa Cruz
50°F
SW 6 mph
Feels like: 48°F
Precip: 0%
World Resorts USA Santa Cruz Weather September Weather in Santa Cruz

Santa Cruz Weather: September

Average Day Temperature: 76.6°F
Average Night Temperature: 59.2°F
Sea Water Temperature: 61.5°F
Number of Sunny Days: 20 days
Sunshine Hours: 11.8 - 13.0 hours
Number of Rainy Days: 0 days
Precipitation Totals: 0.1 in

Air Temperature in September, °F

Select Year: 2025 2024 2023

The highest day temperature in September 2025 was 96°F. The lowest night temperature was 59°F. The average values for day and night temperatures during September were 74.6°F и 61.8°F respectivly.

Santa Cruz Water Sea Temperature in September, °F

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Santa Cruz was 62.5°F. The maximum and minimum values were 60.6°F and 64.2°F respectively.

Sunny, Cloudy and Gloomy days

Most of the days in September are sunny but you can also expect cloudy and gloomy days.

Precipitation Totals in September, in

Precipitation total in September for Santa Cruz is 0.1 in. It makes september one of the least rainy months of the year.

Wind Speed in September, mph

The average wind speed in September is 3.5 mph. This value is relatively stable throughout the year.

Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Santa Cruz in September is 9.6 hours.

Best Time to Visit Santa Cruz
The most sunny months:
August 24 days
October 22 days
May 20 days
The most warm months:
August 76.7 °F
September 76.6 °F
October 73.9 °F
Warmest sea temperature:
September 61.5 °F
August 60.7 °F
October 60.1 °F
The most cold months:
January 58.5 °F
December 58.7 °F
March 59.0 °F
The most rainy months:
January 3 days
December 3 days
March 1 day
The most windy months:
February 4 mph
March 4 mph
January 4 mph

Santa Cruz on the Weather Map

USA Resorts:
NAME
Chicago -2
Hawaii +78
Honolulu +78
Houston +44
Las Vegas +40
Los Angeles +52
Maui +72
Miami +72
Miami Beach +80
New York +20
San Diego +54
San Francisco +46
Sarasota +62
Tampa +62
Washington +28
24 Hours Weather Forecast
Santa Cruz
Local time: 01:16
05 dec, friday
0300 48°F
SW
5 mph
0600 46°F
SW
5 mph
0900 48°F
SW
5 mph
1200 60°F
S
0 mph
1500 64°F
NE
3 mph
1800 60°F
SE
4 mph
2100 54°F
SW
3 mph
06 dec, saturday
0000 52°F
S
2 mph