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CheckWeather USLake Arrowhead

Lake Arrowhead weather

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NWSNational Blend (NBM)
61°
Light drizzle
Feels 65° · Wind 0 mph · Humidity 100%
AmericanNOAA GFS
62°
Overcast
Feels 61° · Wind 7 mph · Humidity 75%
EuropeanECMWF
61°
Drizzle
Feels 62° · Wind 4 mph · Humidity 94%

Latest for Lake Arrowhead: NWS (National Blend (NBM)): 61° Light drizzle · American (NOAA GFS): 62° Overcast · European (ECMWF): 61° Drizzle.

The weather map: all three models at once

NWS, American, European side by side around Lake Arrowhead 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

Lake Arrowhead, CA is at its warmest in Jul (average highs near 86°F) and coldest in Feb (lows around 29°F), with roughly 33 in of precipitation across the year. Below, compare what NWS, American, European forecast for Lake Arrowhead 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.

Lake Arrowhead climate by month

average daytime high and overnight low across a typical year
Jan
45°
31°
Feb
44°
29°
Mar
45°
31°
Apr
58°
37°
May
63°
43°
Jun
73°
51°
Jul
86°
65°
Aug
81°
60°
Sep
75°
55°
Oct
70°
50°
Nov
55°
38°
Dec
55°
38°

Which forecast is most accurate in the US?

CheckWeather Score — graded against the weather that actually happened
ProviderCheckWeather Score🌡 Temp💨 Wind🌧 RainRun by
European logo
European ★ Best
89
/100rank #1
87±1.3°F96±1.2 mph8592% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
73
/100rank #2
81±1.9°F93±2.2 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.

Common questions

What's the weather in Lake Arrowhead today?
On this page we show what NWS, American, European each forecast for Lake Arrowhead 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 Lake Arrowhead today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Lake Arrowhead 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 Lake Arrowhead?
No single model is always right. NWS, American, European each run their own physics, so we line all three up: when they agree the Lake Arrowhead 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 Lake Arrowhead?
July is typically the warmest month in Lake Arrowhead, with average highs around 86°F.
How cold does Lake Arrowhead get?
The coldest month in Lake Arrowhead is February, when overnight lows average about 29°F.
How much rain does Lake Arrowhead get?
Lake Arrowhead sees roughly 33 in of precipitation a year, with February usually the wettest month.

Nearby

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