Agate Beach
California · United States
Rating right now
An open W-facing sand beach on the Coastal Waters near California, Agate Beach works on SW–NW groundswell; NE–SE winds offshore, with conditions most reliable april–october.
Today's surf at Agate Beach
Updated 20:29 spot time
Agate Beach surf report for Wednesday 30 Sept: waves 5.5 ft–6.5 ft overhead, 5 ft WNW swell at 6.95 s. Wind up to 8 mph NW. Water 58°F. Best surf window around 4:00 PM — good (3.5/5) with 7 mph WNW wind.
Snapshot refreshed hourly — the live hourly forecast below updates in real time.
10-day forecast
Local time · updates hourly
Wave height & period
Wind
| Time | Rating | Waves | Swell | Wind | Air |
|---|---|---|---|---|---|
Water temperature by month
This month: ~13.8°C (56.8°F) on average
Jan
11.5°C
52.7°F · 9.9–13°C
Feb
11.6°C
52.9°F · 9.9–14.2°C
Mar
11.8°C
53.2°F · 9.5–14.1°C
Apr
11.4°C
52.5°F · 9.6–13.4°C
May
11.5°C
52.7°F · 9.7–14.6°C
Jun
12.6°C
54.7°F · 9.7–14.5°C
Jul
13.7°C
56.7°F · 10.8–16.7°C
Aug
14.2°C
57.6°F · 11.4–16.6°C
Sep
14.5°C
58.1°F · 13.2–17.4°C
Oct
13.8°C
56.8°F · 11.7–16.2°C
Nov
13.1°C
55.6°F · 11–15.4°C
Dec
12.1°C
53.8°F · 10.6–15.2°C
25-year monthly averages from the NOAA OISST satellite record — typical range min–max, not a live reading.
Know before you go
Best swell
SW–NW
Best wind
NE–SE
Break type
Beach break
Best season
April–October
Safety: Friendly by surf standards, but rip currents and drop-in etiquette still apply. Shifting sandbars create moving rip currents — learn to spot them and use them to get out back. Sharks are part of the ecosystem here — avoid dawn, dusk and murky rivermouth water.
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