Skip to main content
Every US forecast, compared
checkweather.io
CheckWeather USGretna

Gretna weather

Loading live data…

The weather map: all three models at once

NWS, American, European side by side around Gretna 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

Gretna, NE is at its warmest in Jun (average highs near 85°F) and coldest in Jan (lows around 17°F), with roughly 27 in of precipitation across the year. Below, compare what NWS, American, European forecast for Gretna 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.

Gretna climate by month

average daytime high and overnight low across a typical year
Jan
31°
17°
Feb
47°
25°
Mar
51°
30°
Apr
65°
43°
May
76°
55°
Jun
85°
65°
Jul
85°
67°
Aug
84°
67°
Sep
82°
61°
Oct
69°
50°
Nov
52°
35°
Dec
42°
27°

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 Gretna today?
On this page we show what NWS, American, European each forecast for Gretna 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 Gretna today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Gretna 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 Gretna?
No single model is always right. NWS, American, European each run their own physics, so we line all three up: when they agree the Gretna 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 Gretna?
June is typically the warmest month in Gretna, with average highs around 85°F.
How cold does Gretna get?
The coldest month in Gretna is January, when overnight lows average about 17°F.
How much rain does Gretna get?
Gretna sees roughly 27 in of precipitation a year, with May usually the wettest month.

Nearby

More US weather