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CheckWeather USAnkeny
Forecast confidence: Low · models disagree by 9°F

Ankeny weather

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Showers,rain likely tomorrow

NWS, the American and the European model put Ankeny's high today between 83° and 91°, a 9° split. Tomorrow looks light rain around 85°, with a 48% chance of rain.

88°73°
85°71°
84°68°
96°71°
85°69°
82°61°
Todaysplit ±9°Tomorrowmodels agreeMondaymodels agreeTuesdaysplit ±12°Wednesdaysplit ±7°Thursdaysplit ±10°
NWSNational Blend (NBM)
91°
Showers
Today 91°·Low 72°·Rain 5%
AmericanNOAA GFS
90°
Cloudy
Today 90°·Low 73°·Rain 5%
EuropeanECMWF
83°
Thunderstorm
Today 83°·Low 73°·Rain 75%

The weather map: all three models at once

NWS, American, European side by side around Ankeny 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
88° 73°
±9°
Tomorrow
Light rain
85° 71°
models agree
Mon
Drizzle
84° 68°
models agree
Tue
Drizzle
96° 71°
±12°
Wed
Drizzle
85° 69°
±7°
Thu
Mostly clear
82° 61°
±10°
Fri
Light drizzle
86° 62°
±24°
Sat
Heavy drizzle
84° 66°
±6°
Sun
Light rain
70° 60°
±11°
Mon
Light drizzle
69° 54°
±14°
Tue
Light drizzle
72° 52°
±10°
Wed
Mostly clear
73° 50°
models agree
Thu
Cloudy
75° 52°
±7°
Fri
Cloudy
74° 56°
models agree

Ankeny, IA is at its warmest in Jun (average highs near 83°F) and coldest in Jan (lows around 16°F), with roughly 33 in of precipitation across the year. Below, compare what NWS, American, European forecast for Ankeny 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.

Ankeny climate by month

average daytime high and overnight low across a typical year
Jan
29°
16°
Feb
44°
23°
Mar
49°
30°
Apr
63°
42°
May
75°
54°
Jun
83°
64°
Jul
83°
66°
Aug
83°
66°
Sep
79°
60°
Oct
67°
49°
Nov
50°
35°
Dec
40°
27°

Which forecast is most accurate in Ankeny?

CheckWeather Score — graded against the weather that actually happened
ProviderCheckWeather Score🌡 Temp💨 Wind🌧 RainRun by
European logo
European ★ Best
94
/100rank #1
90±1.0°F97±1.1 mph9597% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
69
/100rank #2
88±1.2°F95±1.5 mph2961% 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±9°83° to 91°±70%5% to 75% chance
Tomorrow±3°83° to 86°±28%20% to 48% chance
Mon±1°84° to 85°±17%4% to 21% chance
Tue±12°92° to 104°±2%62% to 64% chance
Wed±7°82° to 90°±18%64% to 82% 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 Ankeny

today, local time
Sunrise
06:44
Sunset
19:41
Daylight
12h 57m

Common questions

What's the weather in Ankeny today?
On this page we show what NWS, American, European each forecast for Ankeny 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 Ankeny today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Ankeny 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 Ankeny?
Over the last 30 days, the European model has been the most accurate for Ankeny (CheckWeather Score 94/100), ahead of the American at 69. We grade every model against the recorded weather. See the US accuracy scoreboard for the full method.
What is the warmest month in Ankeny?
June is typically the warmest month in Ankeny, with average highs around 83°F.
How cold does Ankeny get?
The coldest month in Ankeny is January, when overnight lows average about 16°F.
How much rain does Ankeny get?
Ankeny sees roughly 33 in of precipitation a year, with July usually the wettest month.

Nearby

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