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CheckWeather USWest Des Moines
Forecast confidence: Low · models disagree by 12°F

West Des Moines weather

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Light drizzle,rain likely tomorrow

NWS, the American and the European model put West Des Moines's high today between 75° and 87°, a 12° split. Tomorrow looks light rain around 83°, with a 63% chance of rain.

81°66°
83°67°
67°62°
62°57°
61°53°
66°49°
Todaysplit ±12°Tomorrowsplit ±5°Sundaymodels agreeMondaymodels agreeTuesdaysplit ±5°Wednesdaysplit ±5°
NWSNational Blend (NBM)
81°
Light drizzle
Today 81°·Low 67°·Rain 17%
AmericanNOAA GFS
75°
Cloudy
Today 75°·Low 65°·Rain 17%
EuropeanECMWF
87°
Thunderstorm
Today 87°·Low 65°·Rain 98%
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West Des Moines weather alerts and warnings

active National Weather Service watches, warnings and advisories

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West Des Moines weather in numbers

from 30 years of measured normals

West Des Moines swings 67°F across the year, from 84°F highs in July to 17°F lows in January, and July is usually the wettest month in a year that brings about 33 in of precipitation.

Warmest month
July
84°F average high
Coldest month
January
17°F average low
Wettest month
July
33 in a year
Below freezing
4 months
January, February, March and December
Comfortable
3 months
April, May and October
Residents
64,000
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The weather map: all three models at once

NWS, American, European side by side around West Des Moines and nearby towns.Live rain radar →
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West Des Moines 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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West Des Moines 10-day forecast, out to 14 days

where the models agree, and where they split
Today
Light drizzle
81° 66°
±12°
Tomorrow
Light rain
83° 67°
±5°
Sun
Rain
67° 62°
models agree
Mon
Light drizzle
62° 57°
models agree
Tue
Cloudy
61° 53°
±5°
Wed
Cloudy
66° 49°
±5°
Thu
Partly cloudy
67° 53°
±5°
Fri
Light drizzle
64° 57°
±7°
Sat
Cloudy
69° 58°
±10°
Sun
Heavy drizzle
67° 59°
±5°
Mon
Drizzle
65° 55°
±9°
Tue
Partly cloudy
64° 49°
±7°
Wed
Partly cloudy
66° 47°
±6°
Thu
Cloudy
76° 52°
models agree

West Des Moines, Iowa (IA) is at its warmest in Jul (average highs near 84°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 West Des Moines 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.

West Des Moines climate by month

average daytime high and overnight low across a typical year
Jan
30°
17°
Feb
45°
24°
Mar
49°
31°
Apr
63°
42°
May
75°
53°
Jun
83°
64°
Jul
84°
66°
Aug
83°
66°
Sep
80°
60°
Oct
67°
49°
Nov
51°
35°
Dec
41°
28°

Which forecast is most accurate in West Des Moines?

CheckWeather Score, graded against the weather that actually happened
ProviderCheckWeather-scoreTempWindRainRun by
European logo
European ★ Best
94
/100rank #1
96±0.4°F97±0.9 mph8994% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
70
/100rank #2
84±1.6°F94±1.7 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)
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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.

Where the models disagree

temperature and rain, judged separately
DayTemperatureRain
Today±12°75° to 87°±81%17% to 98% chance
Tomorrow±5°79° to 85°±21%42% to 63% chance
Sun±4°65° to 69°±14%55% to 69% chance
Mon±1°62° to 63°±5%48% to 53% chance
Tue±5°59° to 64°±5%16% to 21% 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 West Des Moines

today, local time
Sunrise
06:58
Sunset
19:18
Daylight
12h 20m

Common questions

What's the weather in West Des Moines today?
On this page we show what NWS, American, European each forecast for West Des Moines 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 West Des Moines today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for West Des Moines 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 West Des Moines?
Over the last 30 days, the European model has been the most accurate for West Des Moines (CheckWeather Score 94/100), ahead of the American at 70. We grade every model against the recorded weather. See the US accuracy scoreboard for the full method.
What is the warmest month in West Des Moines?
July is typically the warmest month in West Des Moines, with average highs around 84°F.
How cold does West Des Moines get?
The coldest month in West Des Moines is January, when overnight lows average about 17°F.
How much rain does West Des Moines get?
West Des Moines sees roughly 33 in of precipitation a year, with July usually the wettest month.

Nearby

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