Santa Ana Weather, When to Go and Climate Information

(Santa Ana, California - CA, USA)



The climate that occurs in Santa Ana is considered to be quite Mediterranean in character, with the summer weather being both hot and dry. When winter comes along, this part of California is usually rather mild, although it may be quite wet at times.

High temperatures can be expected from May through October, and even in early November. By day, temperatures frequently rise to more than 25°C / 77°F or 26°C / 79°F, and in July, August and September, it is far from unusual for the mercury to exceed 30°C / 86°F. In fact, a mean average for summers (between June and September) is a very warm 28°C / 82°F.

Way back in 1917, San Ana witnessed an especially scorching summer climate, when temperatures reached a record-breaking high of 44°C / 112°F. At the opposite end of the scale, the winter the following year saw temperatures fall to -6°C / 21°F. However, it should be noted that these weather extremes are very unusual and most seasons are fairly stable when it comes to temperatures.


Seasonal Climate Variations / When to Go

Even during the winter months of December, January and February, the climate in Santa Ana remains warm and pleasant, although noticeably cooler than the summers. Evenings can feel chilly and the whole beach scene vanishes, meaning that this can be a popular time to visit if you prefer to avoid the crowds and like the prospect of finding a bargain hotel room, out of season.

The highest levels of monthly rainfall come along between the months of December and March, when precipitation levels average anywhere from 5.3 cm / 2.1 inches to 8.6 cm / 3.4 inches. July and August always experience the least amount of rainy weather, with monthly averages of just 0.1 cm / 0.05 inches each.

Santa Ana Weather and Climate Chart (Averages)


Maximum
Minimum

January

20°C / 68°F
9°C / 48°F

February

21°C / 70°F
10°C / 50°F

March

21°C / 70°F
11°C / 52°F

April

23°C / 73°F
12°C / 54°F

May

24°C / 75°F
14°C / 57°F

June

27°C / 81°F
16°C / 61°F

July

29°C / 84°F
18°C / 64°F

August

29°C / 84°F
19°C / 66°F

September

28°C / 82°F
18°C / 64°F

October

26°C / 79°F
16°C / 61°F

November

23°C / 73°F
12°C / 54°F

December

21°C / 70°F
9°C / 48°F