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CheckWeather US›Missouri›Maryland Heights

Maryland Heights weather

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NWSNational Blend (NBM)
53°
Mainly clear
Feels 51° · Wind 3 mph · Humidity 82%
AmericanNOAA GFS
49°
Partly cloudy
Feels 47° · Wind 3 mph · Humidity 85%
EuropeanECMWF
55°
Partly cloudy
Feels 52° · Wind 4 mph · Humidity 77%

Latest for Maryland Heights: NWS (National Blend (NBM)): 53° Mainly clear · American (NOAA GFS): 49° Partly cloudy · European (ECMWF): 55° Partly cloudy.

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Maryland Heights weather alerts and warnings

active National Weather Service watches, warnings and advisories

Checking the National Weather Service for active alerts covering Maryland Heights…

Maryland Heights weather in numbers

measured normals and 10 years of recorded weather

Maryland Heights swings 64°F across the year, from 88°F highs in July to 24°F lows in January, and May is usually the wettest month in a year that brings about 44 in of precipitation. Over 10 years of recorded weather it averages 138 days a year at 77°F or above, 57 of them at 86°F or above, 78 frost nights, and rain on 125 days.

Warmest month
July
88°F average high
Coldest month
January
24°F average low
Wettest month
May
44 in a year
Comfortable
3 months
April, September and October
Residents
27,000
share this forecast
Most accurate here
European
95/100 CheckWeather Score
Warm days
138 days
a year at 77°F or above
Frost nights
78 nights
a year below 32°F
Rain days
125 days
a year with 0.04 in or more

Day counts are from the ERA5 reanalysis for Maryland Heights’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 Maryland Heights and nearby towns.Live rain radar →
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Maryland Heights 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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Maryland Heights 10-day forecast, out to 14 days

where the models agree, and where they split

Maryland Heights, Missouri (MO) is at its warmest in Jul (average highs near 88°F) and coldest in Jan (lows around 24°F), with roughly 44 in of precipitation across the year. Below, compare what NWS, American, European forecast for Maryland Heights 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.

Maryland Heights climate by month

average daytime high and overnight low across a typical year (1991-2020)
Jan
38°
24°
Feb
46°
26°
Mar
54°
35°
Apr
66°
46°
May
76°
56°
Jun
84°
64°
Jul
88°
69°
Aug
85°
69°
Sep
78°
60°
Oct
67°
48°
Nov
54°
37°
Dec
43°
29°

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

How the weather around Maryland Heights has changed since 1995

Maryland Heights sits in the same roughly 50 km square of NASA's reanalysis as Chesterfield. That square shows no clear change in temperature between 1995-2004 and 2015-2024. See the full 30-year picture on the Chesterfield page.

Which forecast is most accurate in Maryland Heights?

CheckWeather Score, graded against the weather that actually happened
ProviderCheckWeather-scoreTempWindRainRun by
European logo
European ★ Best
95
/100rank #1
97±0.3°F99±0.5 mph8994% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
89
/100rank #2
83±1.7°F97±0.9 mph8994% 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.

Common questions

What's the weather in Maryland Heights today?
On this page we show what NWS, American, European each forecast for Maryland Heights 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 Maryland Heights today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Maryland Heights 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 Maryland Heights?
Over the last 30 days, the European model has been the most accurate for Maryland Heights (CheckWeather Score 95/100), ahead of the American at 89. We grade every model against the recorded weather. See the US accuracy scoreboard for the full method.
What is the warmest month in Maryland Heights?
July is typically the warmest month in Maryland Heights, with average highs around 88°F.
How cold does Maryland Heights get?
The coldest month in Maryland Heights is January, when overnight lows average about 24°F.
How much rain does Maryland Heights get?
Maryland Heights sees roughly 44 in of precipitation a year, with May usually the wettest month.

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