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Live forecasts update automatically; written guidance last reviewed 16 June 2026 by the Canada Scope Weather Desk. Data from Environment and Climate Change Canada and other national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
Check the live forecast above for current conditions before heading out. Santa Monica’s coastal location gives it a mild Mediterranean climate with cool ocean breezes, so temperatures rarely spike or drop dramatically.
What makes Santa Monica’s weather so consistent?
The Pacific Ocean acts as a natural thermostat. Summer highs usually settle in the low 20s °C, while winter lows stay above 10 °C. This marine influence also creates a “marine layer” – low clouds that often burn off by midday. For a detailed outlook, the live forecast shows hourly trends, including the weather in Santa Monica tomorrow.
When is the best time to visit?
Late spring to early autumn (May–October) offers the warmest, driest weather. Even in winter, daytime highs typically reach 18–20 °C. For longer-term planning, the Santa Monica weather 14 day and Santa Monica weather by month averages in the forecast above help you pack accordingly.
Does Santa Monica ever get extreme heat?
Very rarely. The ocean keeps summer afternoons around 24–26 °C. Record highs have touched 36 °C, but those are isolated events. The live forecast’s Santa Monica weather radar can also show approaching marine layers.
What is the marine layer and how does it affect my day?
It’s a low cloud bank that moves inland overnight and typically clears by late morning. You might see overcast skies early, then bright sun. The Santa Monica weather hourly updates in the forecast above show when it burns off.
How reliable are 30‑day forecasts for Santa Monica?
Long-range trends for coastal California are fairly stable, but day‑to‑day accuracy drops after 10 days. Use Santa Monica weather 30 days in the forecast as a general guide, not a fixed guarantee.
Sources
- National Weather Service – Los Angeles/Oxnard
- The Weather Network
- Environment and Climate Change Canada
For Canadian comparisons, see our Canada weather hub and Vancouver weather page – both share a similar coastal pattern but with cooler summer highs. Temperatures are given in Celsius; for Santa Monica weather Fahrenheit, the live forecast includes an option to switch units.