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Grants Pass weather

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NWSNational Blend (NBM)
33°
Clear
Feels 28° · Wind 0 mph · Humidity 84%
AmericanNOAA GFS
37°
Clear
Feels 32° · Wind 1 mph · Humidity 65%
EuropeanECMWF
37°
Partly cloudy
Feels 33° · Wind 2 mph · Humidity 85%

Latest for Grants Pass: NWS (National Blend (NBM)): 33° Clear · American (NOAA GFS): 37° Clear · European (ECMWF): 37° Partly cloudy.

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Grants Pass weather alerts and warnings

active National Weather Service watches, warnings and advisories

Checking the National Weather Service for active alerts covering Grants Pass…

Grants Pass weather in numbers

measured normals and 10 years of recorded weather

Grants Pass swings 58°F across the year, from 90°F highs in July to 32°F lows in December, and December is usually the wettest month in a year that brings about 36 in of precipitation. Over 10 years of recorded weather it averages 124 days a year at 77°F or above, 78 of them at 86°F or above, 44 frost nights, and rain on 101 days.

Warmest month
July
90°F average high
Coldest month
December
32°F average low
Wettest month
December
36 in a year
Comfortable
3 months
April, May and October
Residents
37,000
share this forecast
Most accurate here
European
95/100 CheckWeather Score
Warm days
124 days
a year at 77°F or above
Frost nights
44 nights
a year below 32°F
Rain days
101 days
a year with 0.04 in or more

Day counts are from the ERA5 reanalysis for Grants Pass’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 Grants Pass and nearby towns.Live rain radar →
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Grants Pass 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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Grants Pass 10-day forecast, out to 14 days

where the models agree, and where they split

Grants Pass, Oregon (OR) is at its warmest in Jul (average highs near 90°F) and coldest in Dec (lows around 32°F), with roughly 36 in of precipitation across the year. Below, compare what NWS, American, European forecast for Grants Pass 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.

Grants Pass climate by month

average daytime high and overnight low across a typical year (1991-2020)
Jan
50°
35°
Feb
53°
34°
Mar
57°
37°
Apr
64°
41°
May
73°
46°
Jun
80°
51°
Jul
90°
56°
Aug
90°
59°
Sep
81°
54°
Oct
69°
44°
Nov
56°
39°
Dec
49°
32°

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

How the weather around Grants Pass has changed since 1995

Grants Pass sits in the same roughly 50 km square of NASA's reanalysis as Medford. That square ran 0.8°F warmer in 2015-2024 than in 1995-2004. See the full 30-year picture on the Medford page.

Which forecast is most accurate in Grants Pass?

CheckWeather Score, graded against the weather that actually happened
ProviderCheckWeather-scoreTempWindRainRun by
European logo
European ★ Best
95
/100rank #1
94±0.6°F98±0.7 mph9597% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
87
/100rank #2
80±2.0°F94±2.0 mph8994% 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 Grants Pass today?
On this page we show what NWS, American, European each forecast for Grants Pass 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 Grants Pass today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Grants Pass 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 Grants Pass?
Over the last 30 days, the European model has been the most accurate for Grants Pass (CheckWeather Score 95/100), ahead of the American at 87. We grade every model against the recorded weather. See the US accuracy scoreboard for the full method.
What is the warmest month in Grants Pass?
July is typically the warmest month in Grants Pass, with average highs around 90°F.
How cold does Grants Pass get?
The coldest month in Grants Pass is December, when overnight lows average about 32°F.
How much rain does Grants Pass get?
Grants Pass sees roughly 36 in of precipitation a year, with December usually the wettest month.

Nearby

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