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Forecast confidence: High · models disagree by 0°F

Bartlett weather

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Showers,much the same tomorrow

NWS, the American and the European model agree on a high near 81° in Bartlett today. Tomorrow looks cloudy around 79°, with a 0% chance of rain.

81°69°
79°65°
79°61°
83°61°
82°69°
79°63°
Todaymodels agreeTomorrowsplit ±5°Mondaymodels agreeTuesdaysplit ±5°Wednesdaysplit ±13°Thursdaymodels agree
NWSNational Blend (NBM)
81°
Showers
Today 81°·Low 70°·Rain 24%
AmericanNOAA GFS
81°
Fog
Today 81°·Low 69°·Rain 24%
EuropeanECMWF
81°
Light drizzle
Today 81°·Low 68°·Rain 31%

The weather map: all three models at once

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

Next 14 hours

consensus of the three models

14-day forecast

where the models agree, and where they split
Today
Showers
81° 69°
models agree
Tomorrow
Cloudy
79° 65°
±5°
Mon
Cloudy
79° 61°
models agree
Tue
Cloudy
83° 61°
±5°
Wed
Light drizzle
82° 69°
±13°
Thu
Mostly clear
79° 63°
models agree
Fri
Cloudy
81° 58°
±6°
Sat
Light drizzle
84° 64°
±6°
Sun
Rain
79° 64°
±5°
Mon
Light rain
72° 58°
±5°
Tue
Light drizzle
69° 53°
±15°
Wed
Mostly clear
70° 50°
±9°
Thu
Partly cloudy
72° 53°
±10°
Fri
Partly cloudy
73° 57°
±7°

Bartlett, IL is at its warmest in Jul (average highs near 82°F) and coldest in Jan (lows around 21°F), with roughly 39 in of precipitation across the year. Below, compare what NWS, American, European forecast for Bartlett 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.

Bartlett climate by month

average daytime high and overnight low across a typical year
Jan
33°
21°
Feb
43°
25°
Mar
48°
31°
Apr
60°
40°
May
72°
50°
Jun
81°
61°
Jul
82°
64°
Aug
82°
64°
Sep
77°
60°
Oct
64°
48°
Nov
49°
36°
Dec
39°
28°

Which forecast is most accurate in Bartlett?

CheckWeather Score — graded against the weather that actually happened
ProviderCheckWeather Score🌡 Temp💨 Wind🌧 RainRun by
European logo
European ★ Best
93
/100rank #1
93±0.7°F98±0.8 mph8994% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
73
/100rank #2
86±1.4°F95±1.6 mph4268% 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.

Where the models disagree

temperature and rain, judged separately
DayTemperatureRain
Todaymodels agree81° to 81°±7%24% to 31% chance
Tomorrow±5°77° to 82°models agree0% to 0% chance
Mon±4°77° to 81°±1%0% to 1% chance
Tue±5°81° to 85°±5%1% to 6% chance
Wed±13°74° to 87°±24%43% to 67% chance

The models often agree on temperature and still split on rain — and rain is usually what decides whether a plan survives. A wide rain range means the shower is genuinely uncertain, not that the forecast is wrong.

Sunrise and sunset in Bartlett

today, local time
Sunrise
06:22
Sunset
19:19
Daylight
12h 57m

Common questions

What's the weather in Bartlett today?
On this page we show what NWS, American, European each forecast for Bartlett 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 Bartlett today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Bartlett 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 Bartlett?
Over the last 30 days, the European model has been the most accurate for Bartlett (CheckWeather Score 93/100), ahead of the American at 73. We grade every model against the recorded weather. See the US accuracy scoreboard for the full method.
What is the warmest month in Bartlett?
July is typically the warmest month in Bartlett, with average highs around 82°F.
How cold does Bartlett get?
The coldest month in Bartlett is January, when overnight lows average about 21°F.
How much rain does Bartlett get?
Bartlett sees roughly 39 in of precipitation a year, with July usually the wettest month.

Nearby

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