Skip to main content
One weather site to rule them all
checkweather.io
CheckWeather US›Florida›Fleming Island

Fleming Island weather

Loading live data…

NWSNational Blend (NBM)
68°
Drizzle
Feels 67° · Wind 16 mph · Humidity 85%
AmericanNOAA GFS
64°
Drizzle
Feels 62° · Wind 13 mph · Humidity 85%
EuropeanECMWF
65°
Light drizzle
Feels 64° · Wind 10 mph · Humidity 86%

Latest for Fleming Island: NWS (National Blend (NBM)): 68° Drizzle · American (NOAA GFS): 64° Drizzle · European (ECMWF): 65° Light drizzle.

CheckWeather.io on iPhoneFree. No ads, no account.

Fleming Island weather alerts and warnings

active National Weather Service watches, warnings and advisories

Checking the National Weather Service for active alerts covering Fleming Island…

Fleming Island weather in numbers

measured normals and 10 years of recorded weather

Fleming Island swings 41°F across the year, from 89°F highs in July to 48°F lows in January, and September is usually the wettest month in a year that brings about 56 in of precipitation. Over 10 years of recorded weather it averages 231 days a year at 77°F or above, 100 of them at 86°F or above, 0 frost nights, and rain on 144 days.

Warmest month
July
89°F average high
Coldest month
January
48°F average low
Wettest month
September
56 in a year
Comfortable
4 months
January, February, March and April
Residents
27,000
share this forecast
Most accurate here
European
90/100 CheckWeather Score
Warm days
231 days
a year at 77°F or above
Frost nights
0 nights
a year below 32°F
Rain days
144 days
a year with 0.04 in or more

Day counts are from the ERA5 reanalysis for Fleming Island’s grid square, 2016 to 2025, counted the same way for every city so the numbers compare. A reanalysis square is an area, not a weather station, so it is good for counting days and not for a single day’s record.

The weather map: all three models at once

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

Fleming Island 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…

Fleming Island 10-day forecast, out to 14 days

where the models agree, and where they split

Fleming Island, Florida (FL) is at its warmest in Jul (average highs near 89°F) and coldest in Jan (lows around 48°F), with roughly 56 in of precipitation across the year. Below, compare what NWS, American, European forecast for Fleming Island 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.

Fleming Island climate by month

average daytime high and overnight low across a typical year (1991-2020)
Jan
65°
48°
Feb
67°
49°
Mar
71°
55°
Apr
78°
60°
May
83°
67°
Jun
87°
72°
Jul
89°
75°
Aug
88°
75°
Sep
84°
72°
Oct
78°
65°
Nov
70°
57°
Dec
66°
52°

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

How the weather around Fleming Island has changed since 1995

Fleming Island sits in the same roughly 50 km square of NASA's reanalysis as Lakeside. That square ran 1.7°F warmer in 2015-2024 than in 1995-2004. See the full 30-year picture on the Lakeside page.

Which forecast is most accurate in Fleming Island?

CheckWeather Score, graded against the weather that actually happened
ProviderCheckWeather-scoreTempWindRainRun by
European logo
European ★ Best
90
/100rank #1
84±1.6°F94±1.8 mph9597% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
68
/100rank #2
81±1.9°F90±3.0 mph3665% 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 Fleming Island today?
On this page we show what NWS, American, European each forecast for Fleming Island 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 Fleming Island today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Fleming Island 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 Fleming Island?
Over the last 30 days, the European model has been the most accurate for Fleming Island (CheckWeather Score 90/100), ahead of the American at 68. We grade every model against the recorded weather. See the US accuracy scoreboard for the full method.
What is the warmest month in Fleming Island?
July is typically the warmest month in Fleming Island, with average highs around 89°F.
How cold does Fleming Island get?
The coldest month in Fleming Island is January, when overnight lows average about 48°F.
How much rain does Fleming Island get?
Fleming Island sees roughly 56 in of precipitation a year, with September usually the wettest month.

Nearby

More US weather