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CheckWeather USLewisville

Lewisville weather

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The weather map: all three models at once

NWS, American, European side by side around Lewisville and nearby towns.Live rain radar →
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Next 14 hours

consensus of the three models

14-day forecast

where the models agree, and where they split

Lewisville, NC is at its warmest in Jul (average highs near 90°F) and coldest in Jan (lows around 34°F), with roughly 40 in of precipitation across the year. Below, compare what NWS, American, European forecast for Lewisville 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.

Lewisville climate by month

average daytime high and overnight low across a typical year
Jan
51°
34°
Feb
58°
38°
Mar
63°
41°
Apr
72°
49°
May
78°
57°
Jun
86°
63°
Jul
90°
70°
Aug
87°
67°
Sep
81°
62°
Oct
73°
50°
Nov
63°
42°
Dec
52°
35°

Which forecast is most accurate in the US?

CheckWeather Score — graded against the weather that actually happened
ProviderCheckWeather Score🌡 Temp💨 Wind🌧 RainRun by
European logo
European ★ Best
89
/100rank #1
87±1.3°F96±1.2 mph8592% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
73
/100rank #2
81±1.9°F93±2.2 mph4972% 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.

Common questions

What's the weather in Lewisville today?
On this page we show what NWS, American, European each forecast for Lewisville 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 Lewisville today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Lewisville 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 Lewisville?
No single model is always right. NWS, American, European each run their own physics, so we line all three up: when they agree the Lewisville forecast is reliable, and when they split you should expect surprises. See our tested US accuracy scoreboard for how the models compare.
What is the warmest month in Lewisville?
July is typically the warmest month in Lewisville, with average highs around 90°F.
How cold does Lewisville get?
The coldest month in Lewisville is January, when overnight lows average about 34°F.
How much rain does Lewisville get?
Lewisville sees roughly 40 in of precipitation a year, with January usually the wettest month.

Nearby

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