Santa Ana weather by month
Average highs run from 69°F in January to 82°F in July, and January nights average 49°F. It gets 12 inches of rain and melted snow a year, with almost no snow. Expect about 30 days a year at 90°F or hotter. The most comfortable months are January to December.
Best time to visit Santa Ana
For comfortable weather, go in January to December. In those months the average high stays between 62°F and 86°F, nights average 42°F or warmer, and rain stays under 4.5 inches for the month.
Month by month
| Month | High | Low | Precip. | Snow | Wet days | Days 90°F+ | Nights below 32°F | Feels |
|---|---|---|---|---|---|---|---|---|
| January | 69°F | 49°F | 2.9 in | 0.0 in | 5 | 0 | 0 | mild |
| February | 69°F | 50°F | 3.2 in | 0.0 in | 5 | 1 | 0 | mild |
| March | 71°F | 52°F | 1.7 in | 0.0 in | 3 | 1 | 0 | mild |
| April | 73°F | 54°F | 0.8 in | 0.0 in | 2 | 1 | 0 | mild |
| May | 75°F | 58°F | 0.3 in | 0.0 in | 1 | 2 | 0 | mild |
| June | 78°F | 61°F | 0.1 in | 0.0 in | 0 | 1 | 0 | warm |
| July | 83°F | 65°F | 0.0 in | 0.0 in | 0 | 4 | 0 | warm |
| August | 85°F | 65°F | 0.0 in | 0.0 in | 0 | 7 | 0 | warm |
| September | 84°F | 64°F | 0.1 in | 0.0 in | 0 | 7 | 0 | warm |
| October | 79°F | 59°F | 0.5 in | 0.0 in | 1 | 5 | 0 | warm |
| November | 74°F | 53°F | 0.8 in | 0.0 in | 2 | 2 | 0 | mild |
| December | 68°F | 48°F | 2.2 in | 0.0 in | 4 | 0 | 0 | mild |
| Year | 76°F avg | 56°F avg | 12.5 in | 0.0 in | 22 | 30 | 0 |
"Wet days" are days with at least 0.1 inch of precipitation. "Feels" is a plain-language label for the average high. Normals for 1991-2020 from NOAA NCEI, station Santa Ana Fire Stn, CA (USC00047888), 0.4 miles from the city center. Averages describe typical conditions, not a forecast.
Sunrise, sunset and daylight in Santa Ana
The shortest day is December 21, with 9h 54m of daylight; the longest is June 21, with 14h 23m. The earliest sunset comes around November 28 (4:42 pm) and the latest around June 21 (8:05 pm). The sun sets after 8 pm on 43 days a year.
| On the 15th of | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 6:56 am | 5:05 pm | 10h 10m |
| February | 6:35 am | 5:35 pm | 11h 00m |
| March | 7:01 am | 6:59 pm | 11h 57m |
| April | 6:20 am | 7:22 pm | 13h 02m |
| May | 5:50 am | 7:45 pm | 13h 55m |
| June | 5:40 am | 8:03 pm | 14h 23m |
| July | 5:52 am | 8:02 pm | 14h 10m |
| August | 6:13 am | 7:37 pm | 13h 24m |
| September | 6:35 am | 6:57 pm | 12h 22m |
| October | 6:56 am | 6:17 pm | 11h 20m |
| November | 6:23 am | 4:47 pm | 10h 24m |
| December | 6:49 am | 4:44 pm | 9h 55m |
Calculated for 2026 at the center of Santa Ana with NOAA's solar equations, in local clock time (Pacific Time, including daylight saving time where it applies). Times shift by a minute or two from year to year.
Is Santa Ana getting warmer?
The last 10 years averaged 2.8°F warmer than the 20th century. See the climate stripes for Santa Ana.Frequently asked questions
What is the warmest month in Santa Ana?
August is the warmest month, with an average high of 85°F and an average low of 65°F (NOAA 1991-2020 normals).
What is the coldest month in Santa Ana?
December is the coldest, with average lows of 48°F and highs of 68°F.
What is the rainiest month in Santa Ana?
February gets the most precipitation, 3.2 inches on average. August is the driest at 0.0 inches.
Does it snow in Santa Ana?
Very little. The normal yearly snowfall is under one inch.
When is the best time to visit Santa Ana?
For comfortable weather, January to December. Those months average highs between 62 and 86°F with lows of 42°F or more and modest rain.
Thinking of moving to Santa Ana?
See what homes, rent and everyday prices cost, who lives there and how it compares with nearby cities on the full Santa Ana profile.
Compare the weather: Santa Ana vs Tustin, Santa Ana vs Orange, Santa Ana vs Irvine, Santa Ana vs Garden Grove.