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Suamico weather

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Suamico weather alerts and warnings

active National Weather Service watches, warnings and advisories

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Suamico weather in numbers

measured normals and 10 years of recorded weather

Suamico swings 66°F across the year, from 80°F highs in July to 14°F lows in January, and June is usually the wettest month in a year that brings about 32 in of precipitation. Over 10 years of recorded weather it averages 75 days a year at 77°F or above, 17 of them at 86°F or above, 139 frost nights, and rain on 116 days.

Warmest month
July
80°F average high
Coldest month
January
14°F average low
Wettest month
June
32 in a year
Comfortable
3 months
May, August and September
Residents
12,000
share this forecast
Warm days
75 days
a year at 77°F or above
Frost nights
139 nights
a year below 32°F
Rain days
116 days
a year with 0.04 in or more

Day counts are from the ERA5 reanalysis for Suamico’s grid square, 2016 to 2025, counted the same way for every city so the numbers compare. A reanalysis square is an area, not a weather station, so it is good for counting days and not for a single day’s record.

The weather map: all three models at once

NWS, American, European side by side around Suamico and nearby towns.Live rain radar →
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Suamico hourly forecast: next 14 hours

consensus of the three models

Rain in the next 24 hours, model by model

each model's own hourly precipitation, side by side

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Suamico 10-day forecast, out to 14 days

where the models agree, and where they split

Suamico, Wisconsin (WI) is at its warmest in Jul (average highs near 80°F) and coldest in Jan (lows around 14°F), with roughly 32 in of precipitation across the year. Below, compare what NWS, American, European forecast for Suamico 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.

Suamico climate by month

average daytime high and overnight low across a typical year (1991-2020)
Jan
24°
14°
Feb
31°
14°
Mar
40°
24°
Apr
52°
35°
May
65°
46°
Jun
75°
57°
Jul
80°
62°
Aug
78°
61°
Sep
71°
53°
Oct
58°
43°
Nov
43°
31°
Dec
30°
19°

Source: 1991-2020 averages, ERA5 for this place adjusted with NASA POWER.

How the weather around Suamico has changed since 1995

Suamico sits in the same roughly 50 km square of NASA's reanalysis as Green Bay. That square shows no clear change in temperature between 1995-2004 and 2015-2024. See the full 30-year picture on the Green Bay page.

Which forecast is most accurate in the US?

CheckWeather Score, graded against the weather that actually happened
ProviderCheckWeather-scoreTempWindRainRun by
European logo
European ★ Best
93
/100rank #1
91±0.9°F97±1.1 mph9396% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
82
/100rank #2
83±1.7°F94±2.0 mph7184% 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.

What do you think of the forecasts?

your vote counts

The accuracy above is the measured record. This is your opinion: which forecast service do you trust most in United States? Give each 1 to 5 stars.

NWSNational Blend (NBM)
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AmericanNOAA GFS
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EuropeanECMWF
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One vote per service. Anonymous: we store no personal data, only a one-way hash of your connection for a day to stop double votes.

Common questions

What's the weather in Suamico today?
On this page we show what NWS, American, European each forecast for Suamico 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 Suamico today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Suamico 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 Suamico?
No single model is always right. NWS, American, European each run their own physics, so we line all three up: when they agree the Suamico 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 Suamico?
July is typically the warmest month in Suamico, with average highs around 80°F.
How cold does Suamico get?
The coldest month in Suamico is January, when overnight lows average about 14°F.
How much rain does Suamico get?
Suamico sees roughly 32 in of precipitation a year, with June usually the wettest month.

Nearby

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