Skip to main content
One weather site to rule them all
checkweather.io
CheckWeather USSeal Beach

Seal Beach weather

Loading live data…

Seal Beach weather alerts and warnings

active National Weather Service watches, warnings and advisories

Checking the National Weather Service for active alerts covering Seal Beach…

Seal Beach weather in numbers

from 30 years of measured normals

Seal Beach swings 34°F across the year, from 81°F highs in August to 47°F lows in January, and February is usually the wettest month in a year that brings about 23 in of precipitation.

Warmest month
August
81°F average high
Coldest month
January
47°F average low
Wettest month
February
23 in a year
Below freezing
Never
overnight lows stay above 32°F
Comfortable
4 months
January, March, April and May
Residents
25,000
share this forecast

The weather map: all three models at once

NWS, American, European side by side around Seal Beach and nearby towns.Live rain radar →
Loading the three model maps…

Seal Beach hourly forecast: next 14 hours

consensus of the three models

Rain in the next 24 hours, model by model

each model's own hourly precipitation, side by side

Loading the three models…

Seal Beach 10-day forecast, out to 14 days

where the models agree, and where they split

Seal Beach, California (CA) is at its warmest in Aug (average highs near 81°F) and coldest in Jan (lows around 47°F), with roughly 23 in of precipitation across the year. Below, compare what NWS, American, European forecast for Seal Beach right now, and see exactly where they disagree.

We grade every model against the weather that actually happened, so you can see which forecast model is most accurate in United States before you trust any single number.

Seal Beach climate by month

average daytime high and overnight low across a typical year
Jan
61°
47°
Feb
62°
47°
Mar
62°
49°
Apr
67°
52°
May
68°
56°
Jun
73°
59°
Jul
80°
62°
Aug
81°
64°
Sep
79°
63°
Oct
78°
59°
Nov
71°
52°
Dec
67°
51°

Which forecast is most accurate in the US?

CheckWeather Score, graded against the weather that actually happened
ProviderCheckWeather-scoreTempWindRainRun by
European logo
European ★ Best
89
/100rank #1
88±1.2°F96±1.2 mph8491% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
73
/100rank #2
82±1.8°F93±2.3 mph4972% hitNOAA / NCEP (United States)College Park, Maryland, USA

The CheckWeather Score blends temperature, wind and rain accuracy, each measured against ERA5 (the recorded weather) over the last 30 days across 1999 cities. Lower error means a higher score. See which forecast model is most accurate in United States, how we measure forecast accuracy, or which model each weather app uses.

What do you think of the forecasts?

your vote counts

The accuracy above is the measured record. This is your opinion: which forecast service do you trust most in United States? Give each 1 to 5 stars.

NWSNational Blend (NBM)
Loading ratings…
AmericanNOAA GFS
Loading ratings…
EuropeanECMWF
Loading ratings…

One vote per service. Anonymous: we store no personal data, only a one-way hash of your connection for a day to stop double votes.

Common questions

What's the weather in Seal Beach today?
On this page we show what NWS, American, European each forecast for Seal Beach today, side by side and updated live. When all three agree the forecast is reliable; when they split, we flag it so you know the day is genuinely less certain.
Will it rain in Seal Beach today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Seal Beach and flag the days where the models disagree on whether showers actually arrive, which is exactly when a single app can catch you out.
Which forecast is most accurate for Seal Beach?
No single model is always right. NWS, American, European each run their own physics, so we line all three up: when they agree the Seal Beach forecast is reliable, and when they split you should expect surprises. See our tested US accuracy scoreboard for how the models compare.
What is the warmest month in Seal Beach?
August is typically the warmest month in Seal Beach, with average highs around 81°F.
How cold does Seal Beach get?
The coldest month in Seal Beach is January, when overnight lows average about 47°F.
How much rain does Seal Beach get?
Seal Beach sees roughly 23 in of precipitation a year, with February usually the wettest month.

Nearby

More US weather