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Forecast confidence: High · models disagree by 1°F

Portage weather

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Cloudy,rain likely tomorrow

NWS, the American and the European model agree on a high near 72° in Portage today. Tomorrow looks rain around 70°, with a 100% chance of rain.

72°57°
70°58°
67°58°
63°53°
63°48°
59°53°
Todaymodels agreeTomorrowsplit ±8°Sundaysplit ±6°Mondaysplit ±6°Tuesdaysplit ±7°Wednesdaysplit ±5°
NWSNational Blend (NBM)
72°
Cloudy
Today 72°·Low 56°·Rain 7%
AmericanNOAA GFS
73°
Cloudy
Today 73°·Low 56°·Rain 7%
EuropeanECMWF
71°
Cloudy
Today 71°·Low 58°·Rain 17%
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Portage weather alerts and warnings

active National Weather Service watches, warnings and advisories

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Portage weather in numbers

from 30 years of measured normals

Portage swings 57°F across the year, from 81°F highs in July to 24°F lows in January, and August is usually the wettest month in a year that brings about 41 in of precipitation.

Warmest month
July
81°F average high
Coldest month
January
24°F average low
Wettest month
August
41 in a year
Below freezing
4 months
January, February, March and December
Comfortable
3 months
May, September and October
Residents
48,000
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The weather map: all three models at once

NWS, American, European side by side around Portage and nearby towns.Live rain radar →
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Portage 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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Portage 10-day forecast, out to 14 days

where the models agree, and where they split
Today
Cloudy
72° 57°
models agree
Tomorrow
Rain
70° 58°
±8°
Sun
Rain
67° 58°
±6°
Mon
Cloudy
63° 53°
±6°
Tue
Cloudy
63° 48°
±7°
Wed
Partly cloudy
59° 53°
±5°
Thu
Partly cloudy
62° 53°
±4°
Fri
Cloudy
67° 53°
±9°
Sat
Mostly clear
69° 50°
±6°
Sun
Partly cloudy
70° 49°
±7°
Mon
Cloudy
67° 53°
±4°
Tue
Light rain
58° 51°
±7°
Wed
Light drizzle
57° 48°
models agree
Thu
Partly cloudy
66° 50°
±6°

Portage, Michigan (MI) is at its warmest in Jul (average highs near 81°F) and coldest in Jan (lows around 24°F), with roughly 41 in of precipitation across the year. Below, compare what NWS, American, European forecast for Portage 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.

Portage climate by month

average daytime high and overnight low across a typical year
Jan
34°
24°
Feb
42°
26°
Mar
47°
30°
Apr
59°
40°
May
71°
50°
Jun
80°
60°
Jul
81°
63°
Aug
80°
62°
Sep
75°
57°
Oct
62°
46°
Nov
49°
36°
Dec
39°
30°

Which forecast is most accurate in Portage?

CheckWeather Score, graded against the weather that actually happened
ProviderCheckWeather-scoreTempWindRainRun by
European logo
European ★ Best
92
/100rank #1
96±0.4°F98±0.7 mph8290% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
69
/100rank #2
86±1.4°F96±1.3 mph2961% 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.

Where the models disagree

temperature and rain, judged separately
DayTemperatureRain
Today±1°71° to 73°±10%7% to 17% chance
Tomorrow±8°67° to 75°±23%77% to 100% chance
Sun±6°65° to 71°±14%82% to 96% chance
Mon±6°60° to 66°±8%18% to 26% chance
Tue±7°60° to 67°±15%10% to 25% chance

The models often agree on temperature and still split on rain, and rain is usually what decides whether a plan survives. A wide rain range means the shower is genuinely uncertain, not that the forecast is wrong.

Sunrise and sunset in Portage

today, local time
Sunrise
07:25
Sunset
19:46
Daylight
12h 21m

Common questions

What's the weather in Portage today?
On this page we show what NWS, American, European each forecast for Portage 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 Portage today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Portage 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 Portage?
Over the last 30 days, the European model has been the most accurate for Portage (CheckWeather Score 92/100), ahead of the American at 69. We grade every model against the recorded weather. See the US accuracy scoreboard for the full method.
What is the warmest month in Portage?
July is typically the warmest month in Portage, with average highs around 81°F.
How cold does Portage get?
The coldest month in Portage is January, when overnight lows average about 24°F.
How much rain does Portage get?
Portage sees roughly 41 in of precipitation a year, with August usually the wettest month.

Nearby

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