Skip to main content
Every US forecast, compared
checkweather.io
CheckWeather USCedar Rapids
Forecast confidence: High · models disagree by 1°F

Cedar Rapids weather

Loading live data…

Partly cloudy,cooler tomorrow

NWS, the American and the European model agree on a high near 90° in Cedar Rapids today. Tomorrow looks cloudy around 83°, with a 8% chance of rain.

90°72°
83°69°
82°64°
93°66°
83°69°
80°61°
Todaymodels agreeTomorrowsplit ±4°Mondaymodels agreeTuesdaysplit ±6°Wednesdaysplit ±5°Thursdaysplit ±8°
NWSNational Blend (NBM)
90°
Partly cloudy
Today 90°·Low 72°·Rain 2%
AmericanNOAA GFS
91°
Partly cloudy
Today 91°·Low 73°·Rain 2%
EuropeanECMWF
89°
Thunderstorm
Today 89°·Low 71°·Rain 55%

The weather map: all three models at once

NWS, American, European side by side around Cedar Rapids 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
Partly cloudy
90° 72°
models agree
Tomorrow
Cloudy
83° 69°
±4°
Mon
Cloudy
82° 64°
models agree
Tue
Drizzle
93° 66°
±6°
Wed
Drizzle
83° 69°
±5°
Thu
Mostly clear
80° 61°
±8°
Fri
Mostly clear
86° 60°
±21°
Sat
Heavy drizzle
83° 64°
±4°
Sun
Light rain
73° 62°
±9°
Mon
Drizzle
68° 54°
±12°
Tue
Light drizzle
70° 52°
±12°
Wed
Partly cloudy
72° 49°
±7°
Thu
Mostly clear
73° 52°
±8°
Fri
Cloudy
70° 56°
models agree

Cedar Rapids, IA is at its warmest in Jun (average highs near 83°F) and coldest in Jan (lows around 17°F), with roughly 33 in of precipitation across the year. Below, compare what NWS, American, European forecast for Cedar Rapids 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.

Cedar Rapids climate by month

average daytime high and overnight low across a typical year
Jan
30°
17°
Feb
43°
23°
Mar
49°
30°
Apr
61°
41°
May
74°
53°
Jun
83°
63°
Jul
82°
64°
Aug
82°
64°
Sep
78°
59°
Oct
66°
48°
Nov
49°
34°
Dec
39°
27°

Which forecast is most accurate in Cedar Rapids?

CheckWeather Score — graded against the weather that actually happened
ProviderCheckWeather Score🌡 Temp💨 Wind🌧 RainRun by
European logo
European ★ Best
96
/100rank #1
96±0.4°F97±0.9 mph9597% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
71
/100rank #2
88±1.2°F94±2.0 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.

Where the models disagree

temperature and rain, judged separately
DayTemperatureRain
Today±1°89° to 91°±53%2% to 55% chance
Tomorrow±4°82° to 86°±5%3% to 8% chance
Mon±3°81° to 84°±3%0% to 3% chance
Tue±6°91° to 97°±2%44% to 46% chance
Wed±5°80° to 85°±12%74% to 86% 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 Cedar Rapids

today, local time
Sunrise
06:36
Sunset
19:33
Daylight
12h 57m

Common questions

What's the weather in Cedar Rapids today?
On this page we show what NWS, American, European each forecast for Cedar Rapids 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 Cedar Rapids today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Cedar Rapids 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 Cedar Rapids?
Over the last 30 days, the European model has been the most accurate for Cedar Rapids (CheckWeather Score 96/100), ahead of the American at 71. We grade every model against the recorded weather. See the US accuracy scoreboard for the full method.
What is the warmest month in Cedar Rapids?
June is typically the warmest month in Cedar Rapids, with average highs around 83°F.
How cold does Cedar Rapids get?
The coldest month in Cedar Rapids is January, when overnight lows average about 17°F.
How much rain does Cedar Rapids get?
Cedar Rapids sees roughly 33 in of precipitation a year, with April usually the wettest month.

Nearby

More US weather