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CheckWeather USGresham
Forecast confidence: Medium · models disagree by 7°F

Gresham weather

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Cloudy,warmer tomorrow

NWS, the American and the European model put Gresham's high today between 66° and 74°, a 7° split. Tomorrow looks cloudy around 77°, with a 0% chance of rain.

71°55°
77°52°
80°52°
75°53°
72°53°
73°51°
Todaysplit ±7°Tomorrowmodels agreeSundaymodels agreeMondaymodels agreeTuesdaymodels agreeWednesdaysplit ±4°
NWSNational Blend (NBM)
74°
Partly cloudy
Today 74°·Low 55°·Rain 0%
AmericanNOAA GFS
66°
Cloudy
Today 66°·Low 54°·Rain 0%
EuropeanECMWF
73°
Cloudy
Today 73°·Low 55°·Rain 0%
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Gresham weather alerts and warnings

active National Weather Service watches, warnings and advisories

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Gresham weather in numbers

from 30 years of measured normals

Gresham swings 50°F across the year, from 84°F highs in July to 34°F lows in February, and December is usually the wettest month in a year that brings about 62 in of precipitation.

Warmest month
July
84°F average high
Coldest month
February
34°F average low
Wettest month
December
62 in a year
Below freezing
Never
overnight lows stay above 32°F
Comfortable
4 months
May, June, September and October
Residents
111,000
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The weather map: all three models at once

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

where the models agree, and where they split
Today
Cloudy
71° 55°
±7°
Tomorrow
Cloudy
77° 52°
models agree
Sun
Mostly clear
80° 52°
models agree
Mon
Cloudy
75° 53°
models agree
Tue
Cloudy
72° 53°
models agree
Wed
Cloudy
73° 51°
±4°
Thu
Cloudy
72° 53°
models agree
Fri
Cloudy
70° 53°
±7°
Sat
Partly cloudy
72° 49°
±9°
Sun
Mostly clear
73° 50°
±19°
Mon
Partly cloudy
72° 51°
±12°
Tue
Cloudy
72° 53°
±10°
Wed
Cloudy
66° 53°
models agree
Thu
Cloudy
65° 48°
models agree

Gresham, Oregon (OR) is at its warmest in Jul (average highs near 84°F) and coldest in Feb (lows around 34°F), with roughly 62 in of precipitation across the year. Below, compare what NWS, American, European forecast for Gresham 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.

Gresham climate by month

average daytime high and overnight low across a typical year
Jan
46°
35°
Feb
48°
34°
Mar
52°
35°
Apr
57°
40°
May
67°
46°
Jun
73°
50°
Jul
84°
56°
Aug
83°
57°
Sep
74°
53°
Oct
63°
46°
Nov
51°
40°
Dec
49°
39°

Which forecast is most accurate in Gresham?

CheckWeather Score, graded against the weather that actually happened
ProviderCheckWeather-scoreTempWindRainRun by
European logo
European ★ Best
95
/100rank #1
94±0.6°F97±1.0 mph9597% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
79
/100rank #2
86±1.4°F96±1.3 mph5877% 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±7°66° to 74°models agree0% to 0% chance
Tomorrow±1°77° to 77°models agree0% to 0% chance
Sun±1°79° to 80°models agree0% to 0% chance
Mon±3°73° to 76°models agree0% to 0% chance
Tue±2°71° to 73°models agree0% to 0% 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 Gresham

today, local time
Sunrise
06:52
Sunset
19:14
Daylight
12h 22m

Common questions

What's the weather in Gresham today?
On this page we show what NWS, American, European each forecast for Gresham 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 Gresham today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Gresham 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 Gresham?
Over the last 30 days, the European model has been the most accurate for Gresham (CheckWeather Score 95/100), ahead of the American at 79. We grade every model against the recorded weather. See the US accuracy scoreboard for the full method.
What is the warmest month in Gresham?
July is typically the warmest month in Gresham, with average highs around 84°F.
How cold does Gresham get?
The coldest month in Gresham is February, when overnight lows average about 34°F.
How much rain does Gresham get?
Gresham sees roughly 62 in of precipitation a year, with December usually the wettest month.

Nearby

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