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

Ithaca weather

Loading live data…

The weather map: all three models at once

NWS, American, European side by side around Ithaca 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

Ithaca, NY is at its warmest in Jul (average highs near 84°F) and coldest in Feb (lows around 26°F), with roughly 47 in of precipitation across the year. Below, compare what NWS, American, European forecast for Ithaca 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.

Ithaca climate by month

average daytime high and overnight low across a typical year
Jan
39°
28°
Feb
44°
26°
Mar
48°
31°
Apr
62°
41°
May
71°
50°
Jun
79°
59°
Jul
84°
65°
Aug
78°
62°
Sep
75°
57°
Oct
63°
48°
Nov
50°
37°
Dec
42°
31°

Which forecast is most accurate in Ithaca?

CheckWeather Score — graded against the weather that actually happened
ProviderCheckWeather Score🌡 Temp💨 Wind🌧 RainRun by
European logo
European ★ Best
90
/100rank #1
82±1.8°F97±0.8 mph9597% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
65
/100rank #2
88±1.2°F95±1.4 mph1855% 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 Ithaca today?
On this page we show what NWS, American, European each forecast for Ithaca 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 Ithaca today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Ithaca 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 Ithaca?
Over the last 30 days, the European model has been the most accurate for Ithaca (CheckWeather Score 90/100), ahead of the American at 65. We grade every model against the recorded weather. See the US accuracy scoreboard for the full method.
What is the warmest month in Ithaca?
July is typically the warmest month in Ithaca, with average highs around 84°F.
How cold does Ithaca get?
The coldest month in Ithaca is February, when overnight lows average about 26°F.
How much rain does Ithaca get?
Ithaca sees roughly 47 in of precipitation a year, with August usually the wettest month.

Nearby

South HillCortlandHorseheadsBig Flats AirportElmiraBig FlatsSouthportSayre

More US weather

Which forecast is most accurate in United States?US rain radarNWS vs American vs European: models comparedHow we measure forecast accuracyHow accurate is a 7-day forecast?Best time to visit IthacaAll US citiesHoliday weather abroadEmbed Ithaca on your siteThe national forecast models, explained: NBM, UKMO, GEM and ACCESS