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CheckWeather USDale City
Forecast confidence: High · models disagree by 1°F

Dale City weather

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Rain,much the same tomorrow

NWS, the American and the European model agree on a high near 83° in Dale City today. Tomorrow looks cloudy around 83°, with a 4% chance of rain.

83°71°
83°65°
82°64°
85°61°
90°64°
93°72°
Todaymodels agreeTomorrowmodels agreeMondaymodels agreeTuesdaymodels agreeWednesdaymodels agreeThursdaysplit ±8°
NWSNational Blend (NBM)
83°
Rain
Today 83°·Low 72°·Rain 33%
AmericanNOAA GFS
82°
Cloudy
Today 82°·Low 71°·Rain 33%
EuropeanECMWF
82°
Light drizzle
Today 82°·Low 71°·Rain 76%

The weather map: all three models at once

NWS, American, European side by side around Dale City 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
Rain
83° 71°
models agree
Tomorrow
Cloudy
83° 65°
models agree
Mon
Partly cloudy
82° 64°
models agree
Tue
Mostly clear
85° 61°
models agree
Wed
Mostly clear
90° 64°
models agree
Thu
Light drizzle
93° 72°
±8°
Fri
Light drizzle
84° 69°
±7°
Sat
Mostly clear
86° 66°
±9°
Sun
Mostly clear
90° 69°
±10°
Mon
Light drizzle
91° 70°
±14°
Tue
Drizzle
84° 66°
±25°
Wed
Showers
76° 64°
±6°
Thu
Light drizzle
73° 61°
±8°
Fri
Drizzle
71° 60°
±16°

Dale City, VA is at its warmest in Jul (average highs near 89°F) and coldest in Jan (lows around 33°F), with roughly 44 in of precipitation across the year. Below, compare what NWS, American, European forecast for Dale City 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.

Dale City climate by month

average daytime high and overnight low across a typical year
Jan
48°
33°
Feb
53°
35°
Mar
58°
39°
Apr
70°
50°
May
75°
56°
Jun
85°
64°
Jul
89°
70°
Aug
87°
68°
Sep
80°
62°
Oct
70°
51°
Nov
59°
41°
Dec
49°
34°

Which forecast is most accurate in Dale City?

CheckWeather Score — graded against the weather that actually happened
ProviderCheckWeather Score🌡 Temp💨 Wind🌧 RainRun by
European logo
European ★ Best
86
/100rank #1
81±1.9°F98±0.8 mph8290% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
75
/100rank #2
84±1.6°F91±2.7 mph5374% 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°82° to 83°±43%33% to 76% chance
Tomorrow±2°83° to 84°models agree4% to 4% chance
Monmodels agree82° to 82°±6%1% to 7% chance
Tue±3°84° to 87°±1%1% to 2% chance
Wed±3°88° to 91°±9%1% to 10% 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 Dale City

today, local time
Sunrise
06:42
Sunset
19:33
Daylight
12h 51m

Common questions

What's the weather in Dale City today?
On this page we show what NWS, American, European each forecast for Dale City 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 Dale City today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Dale City 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 Dale City?
Over the last 30 days, the European model has been the most accurate for Dale City (CheckWeather Score 86/100), ahead of the American at 75. We grade every model against the recorded weather. See the US accuracy scoreboard for the full method.
What is the warmest month in Dale City?
July is typically the warmest month in Dale City, with average highs around 89°F.
How cold does Dale City get?
The coldest month in Dale City is January, when overnight lows average about 33°F.
How much rain does Dale City get?
Dale City sees roughly 44 in of precipitation a year, with December usually the wettest month.

Nearby

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