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Santa Ana, CA weather and climate

Orange County, CA · population 311,639 · about 82 ft elevation

Everything below is a 30 year average for 1991-2020, computed from daily climate history at Santa Ana's own coordinates.

The year at a glance

Sunny days
286
clear or partly cloudy, per year
Precipitation
12 in
per year
Wet days
31
rain or snow per year
Snowfall
0 in
per year
Hot days
28
above 90 °F
Freezing nights
0
at or below 32 °F
Humidity
74%
average relative
Average temperature
66 °F
year round

Monthly temperatures

Average daily high and low for each month, in °F.

Daily highDaily low
6080JanMarMayJulSepNovDaily high, Jan: 69 °FDaily high, Feb: 69 °FDaily high, Mar: 71 °FDaily high, Apr: 73 °FDaily high, May: 74 °FDaily high, Jun: 78 °FDaily high, Jul: 82 °FDaily high, Aug: 84 °FDaily high, Sep: 84 °FDaily high, Oct: 79 °FDaily high, Nov: 74 °FDaily high, Dec: 68 °FDaily low, Jan: 49 °FDaily low, Feb: 49 °FDaily low, Mar: 52 °FDaily low, Apr: 54 °FDaily low, May: 58 °FDaily low, Jun: 61 °FDaily low, Jul: 65 °FDaily low, Aug: 65 °FDaily low, Sep: 64 °FDaily low, Oct: 59 °FDaily low, Nov: 53 °FDaily low, Dec: 48 °F
View monthly temperatures as a table
Monthly temperatures (°F)
CityJanFebMarAprMayJunJulAugSepOctNovDec
Daily high696971737478828484797468
Daily low494952545861656564595348

Monthly precipitation

Total rain plus melted snow for each month, in inches.

0.01.02.03.0JanMarMayJulSepNovSanta Ana, Jan: 2.8 inSanta Ana, Feb: 3.1 inSanta Ana, Mar: 1.8 inSanta Ana, Apr: 0.7 inSanta Ana, May: 0.3 inSanta Ana, Jun: 0.1 inSanta Ana, Jul: 0.1 inSanta Ana, Aug: 0.0 inSanta Ana, Sep: 0.1 inSanta Ana, Oct: 0.6 inSanta Ana, Nov: 0.7 inSanta Ana, Dec: 1.9 in
View monthly precipitation as a table
Monthly precipitation (inches)
CityJanFebMarAprMayJunJulAugSepOctNovDec
Santa Ana2.83.11.80.70.30.10.10.00.10.60.71.9

Monthly sunny days

Days each month with clear or partly cloudy skies.

0102030JanMarMayJulSepNovSanta Ana, Jan: 19 daysSanta Ana, Feb: 18 daysSanta Ana, Mar: 21 daysSanta Ana, Apr: 23 daysSanta Ana, May: 24 daysSanta Ana, Jun: 26 daysSanta Ana, Jul: 29 daysSanta Ana, Aug: 30 daysSanta Ana, Sep: 28 daysSanta Ana, Oct: 26 daysSanta Ana, Nov: 24 daysSanta Ana, Dec: 21 days
View monthly sunny days as a table
Monthly sunny days (days)
CityJanFebMarAprMayJunJulAugSepOctNovDec
Santa Ana191821232426293028262421

Compare Santa Ana with another city

Nearby cities and popular picks. Any two cities can be compared from the home page.

See weather for every covered California city

About this data

Figures are 30 year averages for 1991-2020. Wet days count days with measurable precipitation, calibrated against the wet day counts in NOAA's published climate normals. Sunny days count clear plus partly cloudy days, defined as average cloud cover of 63 percent or less and calibrated against NOAA's published sky cover tables. Snowfall figures are model estimates anchored to NOAA station measurements near each city.

Weather data by Open-Meteo.com (CC BY 4.0). Contains modified Copernicus Climate Change Service information (ERA5, ERA5-Land).