Skip to content
seatemperatures.net

Warmest beach in California

404 coastal locations in California ranked by year-round average sea temperature. The state-wide average is 14.5°C. The peak month is September at 16.9°C. Click any beach for its 30-day chart and 10-year history.

Warmest year-round

Baby Beach

18.3°C annual mean

State-wide average

14.5°C

across 404 California coastal locations

Warmest month

September

16.9°C state-wide average

What the water feels like at peak in September

At this temperature, water will feel cold compared to a swimming pool, but with a bit of experience and practice most people will find the water relatively comfortable to swim in.

California monthly average 12.9°C to 16.9°C
J
F
M
A
M
J
J
A
S
O
N
D
  • Warmest month September 16.9°C
  • Coldest month March 12.9°C
  • Annual mean 14.5°C
  • Months above 20°C 0 of 12

Month by month around the California coast

California sea temperatures swing from 12.9°C in March to 16.9°C in September on average across the coast. That's a spread of 4°C. Pick a single month for a focused ranking:

California sea temperature map

Today's pin colours show the latest daily reading at every California beach we track. Drag and zoom; click any pin for that beach's full page.

Zoom in to see individual locations. Click a pin for water temperatures. View list →
°C -2 0 1 3 5 7 9 11 13 15 17 19 21 24 27 30 35

Top 50 warmest beaches in California

Sorted by year-round average. Click any beach for its 30-day chart, monthly profile, and 10-year history.

# Location Annual mean
1 Baby Beach California 18.3°C
2 Capistrano Beach California 18.3°C
3 Dana Point California 18.3°C
4 Doheny Beach California 18.3°C
5 Salt Creek Beach California 18.3°C
6 San Clemente California 18.3°C
7 San Onofre Beach California 18.3°C
8 Trestles Beach California 18.3°C
9 Black's Beach California 18.3°C
10 Del Mar California 18.3°C
11 La Jolla Cove California 18.3°C
12 La Jolla Shores California 18.3°C
13 La Jolla California 18.3°C
14 Mission Beach California 18.3°C
15 Scripps Pier California 18.3°C
16 Solana Beach California 18.3°C
17 Cardiff California 18.3°C
18 Carlsbad California 18.3°C
19 Encinitas California 18.3°C
20 Moonlight Beach California 18.3°C
21 Oceanside California 18.3°C
22 Big Bear Lake California 18.2°C
23 Laguna Niguel California 18.2°C
24 Lake Arrowhead California 18.2°C
25 La Jolla (Scripps Institution Wharf) California 18.2°C
Show 25 more ▸
26 Balboa Island California 18.0°C
27 Corona Del Mar California 18.0°C
28 Crystal Cove California 18.0°C
29 Huntington Beach California 18.0°C
30 Irvine California 18.0°C
31 Laguna Beach California 18.0°C
32 Newport Beach California 18.0°C
33 Orange County California 18.0°C
34 Bolsa Chica California 18.0°C
35 Seal Beach California 18.0°C
36 Sunset Beach California 18.0°C
37 Chula Vista California 17.9°C
38 Coronado California 17.9°C
39 Imperial Beach California 17.9°C
40 Mission Bay California 17.9°C
41 Ocean Beach San Diego California 17.9°C
42 Pacific Beach California 17.9°C
43 Point Loma California 17.9°C
44 Salton Sea California 17.9°C
45 San Diego California 17.9°C
46 Torrey Pines California 17.9°C
47 San Clemente Island California 17.9°C
48 Avalon, Santa Catalina Island California 17.8°C
49 Fontana California 17.8°C
50 Alamitos Bay California 17.8°C

Coldest 10 in California

Same data, sorted the other way.

# Location Annual mean
1 Pyramid Point, Smith River California 11.6°C
2 Requa Dock California 11.6°C
3 Cockrobin Island Bridge, Eel River, San Francisco California 11.6°C
4 Crescent City California 11.7°C
5 Green Cove California 11.7°C
6 Arcata Wharf, Humboldt Bay California 11.7°C
7 Bucksport, Humboldt Bay California 11.7°C
8 Elk River Railroad Bridge, Humboldt Bay California 11.7°C
9 Eureka, Humboldt Bay California 11.7°C
10 Eureka Slough Bridge, Humboldt Bay California 11.7°C

Other US states

Related rankings