Extreme Heat Warning
* WHAT...Dangerously hot conditions with high temperatures in the
upper 90s to 103. Nights will be very warm with low temperatures in
the lower to mid 70s.
* WHERE...Orange County Inland Areas.
* WHEN...Until 8 PM PDT Thursday.
* IMPACTS...Heat related illnesses increase signi…
Tomorrow in Santa Ana looks
sunny, with a high of 98°
and an overnight low of 78°.
Rain is unlikely (1% chance).
Winds top out near 9 mph,
and the UV index reaches 7 (high).
Santa Ana has a semi-arid climate.
August is the warmest month, with average highs of 85°,
and January the coldest, when nights fall to around 48°.
January brings the most rain, on about 5 days,
while July is the sunniest, with 13.3 hours of sunshine a day.
Over a whole year it rains on roughly 34 days.
January, with highs of 66°F (19°C) and lows near 48°F (9°C). The coldest day in the 2015-2024 record fell to 36°F (2°C).
When is the dry season in Santa Ana?
8 months average under 20 mm of rain, with July the driest at 3 mm (0.1 in).
Are nights cold in Santa Ana?
By about 11°C on an average day - a wider day-to-night gap than most of the 3496 cities we track. In August that means 85°F (29°C) down to 64°F (18°C).
Which month is wettest in Santa Ana?
January, at 2.8 inches (70 mm) over about 5 days. July is the driest month, at 3 mm (0.1 in).
What is the hottest month in Santa Ana?
August, averaging 85°F (29°C) by day and 64°F (18°C) overnight. The hottest single day in our 2015-2024 record for this location reached 113°F (45°C).
What is the best month to go to Santa Ana?
The best time to visit Santa Ana is generally January to June, when temperatures sit either side of the peak heat rather than in it. Daytime temperatures in that window sit near 71°F (22°C), with rain on about 4 days a month. For the same question asked the other way round, see where else is warm in January.
Does it snow in Santa Ana?
Effectively no. The 2015-2024 record for Santa Ana shows no regular measurable snowfall.