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Imperial Beach weather

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The weather map: all three models at once

NWS, American, European side by side around Imperial Beach and nearby towns.Live rain radar →
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Next 14 hours

consensus of the three models

14-day forecast

where the models agree, and where they split

Imperial Beach, CA is at its warmest in Aug (average highs near 77°F) and coldest in Jan (lows around 48°F), with roughly 19 in of precipitation across the year. Below, compare what NWS, American, European forecast for Imperial 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.

Imperial Beach climate by month

average daytime high and overnight low across a typical year
Jan
62°
48°
Feb
61°
48°
Mar
61°
50°
Apr
64°
52°
May
67°
57°
Jun
70°
60°
Jul
76°
64°
Aug
77°
65°
Sep
76°
64°
Oct
75°
58°
Nov
70°
51°
Dec
66°
49°

Which forecast is most accurate in Imperial Beach?

CheckWeather Score — graded against the weather that actually happened
ProviderCheckWeather Score🌡 Temp💨 Wind🌧 RainRun by
American logo
American ★ Best
84
/100rank #1
76±2.4°F91±2.7 mph8994% hitNOAA / NCEP (United States)College Park, Maryland, USA
European logo
European
81
/100rank #2
64±3.6°F98±0.7 mph8994% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom

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.

Common questions

What's the weather in Imperial Beach today?
On this page we show what NWS, American, European each forecast for Imperial 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 Imperial Beach today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Imperial 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 Imperial Beach?
Over the last 30 days, the American model has been the most accurate for Imperial Beach (CheckWeather Score 84/100), ahead of the European at 81. We grade every model against the recorded weather. See the US accuracy scoreboard for the full method.
What is the warmest month in Imperial Beach?
August is typically the warmest month in Imperial Beach, with average highs around 77°F.
How cold does Imperial Beach get?
The coldest month in Imperial Beach is January, when overnight lows average about 48°F.
How much rain does Imperial Beach get?
Imperial Beach sees roughly 19 in of precipitation a year, with January usually the wettest month.

Nearby

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