Skip to main content
One weather site to rule them all
checkweather.io
CheckWeather USDundalk
Forecast confidence: High · models disagree by 3°F

Dundalk weather

Loading live data…

Light drizzle,cooler tomorrow

NWS, the American and the European model agree on a high near 84° in Dundalk today. Tomorrow looks cloudy around 77°, with a 5% chance of rain.

84°73°
77°64°
82°70°
73°64°
66°62°
65°59°
Todaymodels agreeTomorrowmodels agreeSundaysplit ±8°Mondaymodels agreeTuesdaysplit ±5°Wednesdaymodels agree
NWSNational Blend (NBM)
83°
Light drizzle
Today 83°·Low 74°·Rain 8%
AmericanNOAA GFS
85°
Cloudy
Today 85°·Low 72°·Rain 8%
EuropeanECMWF
84°
Drizzle
Today 84°·Low 73°·Rain 92%
CheckWeather.io on iPhoneFree. No ads, no account.

Dundalk weather alerts and warnings

active National Weather Service watches, warnings and advisories

Checking the National Weather Service for active alerts covering Dundalk…

Dundalk weather in numbers

from 30 years of measured normals

Dundalk swings 53°F across the year, from 86°F highs in July to 33°F lows in January, and July is usually the wettest month in a year that brings about 49 in of precipitation.

Warmest month
July
86°F average high
Coldest month
January
33°F average low
Wettest month
July
49 in a year
Below freezing
Never
overnight lows stay above 32°F
Comfortable
4 months
April, May, September and October
Residents
64,000
share this forecast

The weather map: all three models at once

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

Dundalk 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

Loading the three models…

Dundalk 10-day forecast, out to 14 days

where the models agree, and where they split
Today
Light drizzle
84° 73°
models agree
Tomorrow
Cloudy
77° 64°
models agree
Sun
Drizzle
82° 70°
±8°
Mon
Drizzle
73° 64°
models agree
Tue
Drizzle
66° 62°
±5°
Wed
Heavy drizzle
65° 59°
models agree
Thu
Light drizzle
66° 59°
±7°
Fri
Drizzle
71° 58°
±6°
Sat
Cloudy
72° 57°
models agree
Sun
Light drizzle
72° 58°
models agree
Mon
Light drizzle
74° 61°
±5°
Tue
Light drizzle
76° 61°
models agree
Wed
Rain
77° 64°
models agree
Thu
Clear
72° 57°
±4°

Dundalk, Maryland (MD) is at its warmest in Jul (average highs near 86°F) and coldest in Jan (lows around 33°F), with roughly 49 in of precipitation across the year. Below, compare what NWS, American, European forecast for Dundalk 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.

Dundalk climate by month

average daytime high and overnight low across a typical year
Jan
46°
33°
Feb
49°
34°
Mar
55°
39°
Apr
65°
49°
May
71°
57°
Jun
82°
66°
Jul
86°
72°
Aug
84°
69°
Sep
78°
64°
Oct
68°
52°
Nov
57°
42°
Dec
47°
35°

Which forecast is most accurate in Dundalk?

CheckWeather Score, graded against the weather that actually happened
ProviderCheckWeather-scoreTempWindRainRun by
European logo
European ★ Best
90
/100rank #1
93±0.7°F98±0.7 mph8290% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
64
/100rank #2
77±2.3°F93±2.1 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.

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)
Loading ratings…
AmericanNOAA GFS
Loading ratings…
EuropeanECMWF
Loading ratings…

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±3°83° to 85°±84%8% to 92% chance
Tomorrow±1°77° to 78°±3%2% to 5% chance
Sun±8°79° to 86°±11%58% to 69% chance
Mon±4°71° to 75°±8%58% to 66% chance
Tue±5°63° to 68°±12%33% to 45% 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 Dundalk

today, local time
Sunrise
06:50
Sunset
19:09
Daylight
12h 19m

Common questions

What's the weather in Dundalk today?
On this page we show what NWS, American, European each forecast for Dundalk 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 Dundalk today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Dundalk 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 Dundalk?
Over the last 30 days, the European model has been the most accurate for Dundalk (CheckWeather Score 90/100), ahead of the American at 64. We grade every model against the recorded weather. See the US accuracy scoreboard for the full method.
What is the warmest month in Dundalk?
July is typically the warmest month in Dundalk, with average highs around 86°F.
How cold does Dundalk get?
The coldest month in Dundalk is January, when overnight lows average about 33°F.
How much rain does Dundalk get?
Dundalk sees roughly 49 in of precipitation a year, with July usually the wettest month.

Nearby

More US weather