Skip to main content
CheckWeather USKeystone

Keystone weather

Loading live data…
NWSNational Blend (NBM)
86°
Light drizzle
Feels 96° · Wind 3 mph · Humidity 72%
AmericanNOAA GFS
85°
Clear
Feels 95° · Wind 8 mph · Humidity 81%
EuropeanECMWF
83°
Mainly clear
Feels 94° · Wind 1 mph · Humidity 83%

Latest for Keystone: NWS (National Blend (NBM)): 86° Light drizzle · American (NOAA GFS): 85° Clear · European (ECMWF): 83° Mainly clear.

The weather map: all three models at once

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

Next 14 hours

consensus of the three models

7-day forecast

where the models agree, and where they split

Keystone, FL is at its warmest in Aug (average highs near 90°F) and coldest in Jan (lows around 52°F), with roughly 54 in of precipitation across the year. Below, compare what NWS, American, European forecast for Keystone right now, and see exactly where they disagree.

Keystone climate by month

average daytime high and overnight low across a typical year
Jan
70°
52°
Feb
74°
55°
Mar
79°
60°
Apr
83°
63°
May
88°
69°
Jun
88°
73°
Jul
89°
76°
Aug
90°
76°
Sep
88°
73°
Oct
82°
66°
Nov
78°
61°
Dec
71°
55°

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
Behind Apple Weather, Windy
88
/100rank #1
85±1.5°F96±1.2 mph8592% hitECMWF — European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
Behind Windy & many free apps
74
/100rank #2
82±1.8°F92±2.6 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 40 cities. Lower error means a higher score. The apps you know (AccuWeather, Apple Weather, The Weather Channel) are built on these models.

Common questions

What's the weather in Keystone today?
On this page we show what NWS, American, European each forecast for Keystone 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 Keystone today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Keystone 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 Keystone?
No single model is always right. NWS, American, European each run their own physics, so we line all three up: when they agree the Keystone 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 Keystone?
August is typically the warmest month in Keystone, with average highs around 90°F.
How cold does Keystone get?
The coldest month in Keystone is January, when overnight lows average about 52°F.
How much rain does Keystone get?
Keystone sees roughly 54 in of precipitation a year, with August usually the wettest month.

The forecasts Americans check

The two biggest apps keep their model a secret, so we can't show their numbers, only link you to them. The National Weather Service is public, so its data sits right in the comparison above.

Nearby

More US weather