Measurements:
°C
°F
Santa Ana
90°F
N 4 mph
Feels like: 88°F
Precip: 1%
World Resorts USA Santa Ana Weather September Weather in Santa Ana

Santa Ana Weather: September

Average Day Temperature: 85.8°F
Average Night Temperature: 71.2°F
Sea Water Temperature: 71.3°F
Number of Sunny Days: 24 days
Sunshine Hours: 11.9 - 12.9 hours
Number of Rainy Days: 0 days
Precipitation Totals: 0.3 in

Air Temperature in September, °F

Select Year: 2026 2025 2024

The highest day temperature in September 2026 was 111°F. The lowest night temperature was 63°F. The average values for day and night temperatures during September were 88.0°F и 70.8°F respectivly.

Santa Ana Water Sea Temperature in September, °F

Select Year: 2026 2025 2024

The average sea surface temperature in September 2026 for Santa Ana was 76.3°F. The maximum and minimum values were 74.6°F and 79.6°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 Ana is 0.3 in.

Wind Speed in September, mph

The average wind speed in September is 5.6 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 Ana in September is 10.5 hours.

Best Time to Visit Santa Ana
The most sunny months:
August 27 days
July 26 days
September 24 days
The most warm months:
August 88.1 °F
September 85.8 °F
July 85.4 °F
Warmest sea temperature:
August 71.7 °F
September 71.3 °F
July 69.7 °F
The most cold months:
January 66.7 °F
December 67.2 °F
February 68.0 °F
The most rainy months:
December 2 days
January 1 day
April 1 day
The most windy months:
May 7 mph
April 6 mph
June 6 mph

Santa Ana on the Weather Map

USA Resorts:
NAME
F°
Boston +52
Chicago +58
Hawaii +80
Houston +82
Las Vegas +82
Los Angeles +96
Maui +72
Miami +86
Myrtle Beach +68
New York +56
San Diego +86
San Francisco +66
Santa Monica +88
Sarasota +80
Washington +58
24 Hours Weather Forecast
Santa Ana
Local time: 21:30
06 oct, tuesday
0000 86°F
NW
4 mph
0300 82°F
NW
2 mph
0600 80°F
NW
2 mph
0900 92°F
N
1 mph
1200 100°F
E
6 mph
1500 102°F
E
9 mph
1800 96°F
E
6 mph
2100 88°F
N
4 mph