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

Southport weather

Loading live data…

NWSNational Blend (NBM)
64°
Clear
Feels 64° · Wind 4 mph · Humidity 75%
AmericanNOAA GFS
63°
Clear
Feels 62° · Wind 4 mph · Humidity 73%
EuropeanECMWF
63°
Clear
Feels 61° · Wind 8 mph · Humidity 75%

Latest for Southport: NWS (National Blend (NBM)): 64° Clear · American (NOAA GFS): 63° Clear · European (ECMWF): 63° Clear.

The weather map: all three models at once

NWS, American, European side by side around Southport 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

Southport, NY is at its warmest in Jul (average highs near 84°F) and coldest in Feb (lows around 25°F), with roughly 41 in of precipitation across the year. Below, compare what NWS, American, European forecast for Southport 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.

Southport climate by month

average daytime high and overnight low across a typical year
Jan
38°
27°
Feb
45°
25°
Mar
48°
30°
Apr
61°
40°
May
71°
48°
Jun
79°
58°
Jul
84°
63°
Aug
78°
60°
Sep
74°
55°
Oct
63°
46°
Nov
50°
35°
Dec
41°
29°

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 Southport today?
On this page we show what NWS, American, European each forecast for Southport 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 Southport today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Southport 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 Southport?
No single model is always right. NWS, American, European each run their own physics, so we line all three up: when they agree the Southport 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 Southport?
July is typically the warmest month in Southport, with average highs around 84°F.
How cold does Southport get?
The coldest month in Southport is February, when overnight lows average about 25°F.
How much rain does Southport get?
Southport sees roughly 41 in of precipitation a year, with August usually the wettest month.

Nearby

More US weather