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Longboat Key weather

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Longboat Key weather alerts and warnings

active National Weather Service watches, warnings and advisories

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Longboat Key weather in numbers

from 30 years of measured normals

Longboat Key swings 30°F across the year, from 85°F highs in June to 55°F lows in January, and August is usually the wettest month in a year that brings about 58 in of precipitation.

Warmest month
June
85°F average high
Coldest month
January
55°F average low
Wettest month
August
58 in a year
Below freezing
Never
overnight lows stay above 32°F
Comfortable
4 months
January, February, March and April
Residents
7,266
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The weather map: all three models at once

NWS, American, European side by side around Longboat Key and nearby towns.Live rain radar →
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Longboat Key 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

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Longboat Key 10-day forecast, out to 14 days

where the models agree, and where they split

Longboat Key, Florida (FL) is at its warmest in Jun (average highs near 85°F) and coldest in Jan (lows around 55°F), with roughly 58 in of precipitation across the year. Below, compare what NWS, American, European forecast for Longboat Key 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.

Longboat Key climate by month

average daytime high and overnight low across a typical year (1991-2020)
Jan
68°
55°
Feb
70°
57°
Mar
72°
60°
Apr
77°
65°
May
81°
69°
Jun
85°
75°
Jul
84°
76°
Aug
84°
76°
Sep
83°
74°
Oct
81°
71°
Nov
74°
63°
Dec
69°
59°

Source: 1991-2020 averages, ERA5 for this place adjusted with NASA POWER.

How the weather around Longboat Key has changed since 1995

Longboat Key sits in the same roughly 50 km square of NASA's reanalysis as Sarasota. That square ran 1.5°F warmer in 2015-2024 than in 1995-2004. See the full 30-year picture on the Sarasota page.

Which forecast is most accurate in the US?

CheckWeather Score, graded against the weather that actually happened
ProviderCheckWeather-scoreTempWindRainRun by
European logo
European ★ Best
93
/100rank #1
91±0.9°F97±1.1 mph9396% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
82
/100rank #2
83±1.7°F94±2.0 mph7184% 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)
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AmericanNOAA GFS
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EuropeanECMWF
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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 Longboat Key today?
On this page we show what NWS, American, European each forecast for Longboat Key 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 Longboat Key today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Longboat Key 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 Longboat Key?
No single model is always right. NWS, American, European each run their own physics, so we line all three up: when they agree the Longboat Key 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 Longboat Key?
June is typically the warmest month in Longboat Key, with average highs around 85°F.
How cold does Longboat Key get?
The coldest month in Longboat Key is January, when overnight lows average about 55°F.
How much rain does Longboat Key get?
Longboat Key sees roughly 58 in of precipitation a year, with August usually the wettest month.

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