Coastal Flood Advisory
* WHAT...For the Beach Hazards Statement, dangerous rip currents
expected. For the Coastal Flood Advisory, minor coastal
flooding expected.
* WHERE...San Diego County Coastal Areas and Orange County
Coastal Areas.
* WHEN...For the Beach Hazards Statement, from this afternoon
th…
Beach Hazards Statement
* WHAT...For the Beach Hazards Statement, dangerous rip currents
expected. For the Coastal Flood Advisory, minor coastal
flooding expected.
* WHERE...San Diego County Coastal Areas and Orange County
Coastal Areas.
* WHEN...For the Beach Hazards Statement, from this afternoon
th…
Extreme Heat Warning
* WHAT...Dangerously hot conditions with high temperatures in the
upper 90s to 105. Nights will be very warm with low temperatures in
the mid 60s to mid 70s.
* WHERE...San Diego County Valleys.
* WHEN...Until 8 PM PDT Thursday.
* IMPACTS...Heat related illnesses increase signi…
Tomorrow in San Diego looks
sunny, with a high of 80°
and an overnight low of 76°.
Rain is unlikely (4% chance).
Winds top out near 10 mph,
and the UV index reaches 8 (high).
San Diego has a semi-arid climate.
August is the warmest month, with average highs of 78°,
and January the coldest, when nights fall to around 48°.
January brings the most rain, on about 6 days,
while July is the sunniest, with 12.4 hours of sunshine a day.
Over a whole year it rains on roughly 39 days.
10.4 hours a day averaged over the year, peaking in July at 12.4 hours.
What is the coldest month in San Diego?
January, with highs of 64°F (18°C) and lows near 48°F (9°C). The coldest day in the 2015-2024 record fell to 35°F (2°C).
When does it rain most in San Diego?
January, at 2.9 inches (73 mm) over about 6 days. June is the driest month, at 2 mm (0.1 in).
Does it snow in San Diego?
Effectively no. The 2015-2024 record for San Diego shows no regular measurable snowfall.
Which month is warmest in San Diego?
August, averaging 78°F (26°C) by day and 66°F (19°C) overnight. The hottest single day in our 2015-2024 record for this location reached 98°F (37°C).
What should I wear in San Diego?
It depends on the month: August runs to 78°F (26°C) while January holds at 64°F (18°C). The full month-by-month breakdown is in the packing notes above.
Is San Diego a wet city?
13.3 inches (337 mm) a year across 39 wet days - less than 91% of the cities we cover.
What is the best month to go to San Diego?
The best time to visit San Diego 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 67°F (19°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.