Skip to main content
One weather site to rule them all
checkweather.io
CheckWeather US›Utah›South Jordan
Forecast confidence: Medium · models disagree by 4°F

South Jordan weather

Loading live data…

Partly cloudy,much the same tomorrow

NWS, the American and the European model put South Jordan's high today between 55° and 59°, a 4° split. Tomorrow: partly cloudy, around 57°, with a 10% chance of rain.

56°41°
57°43°
63°46°
57°43°
63°46°
64°48°
Todaysplit ±4°Tomorrowsplit ±7°Mondaymodels agreeTuesdaysplit ±6°Wednesdaymodels agreeThursdaymodels agree
NWSNational Blend (NBM)
55°
Partly cloudy
Today 55°·Low 41°·Rain 3%
AmericanNOAA GFS
59°
Cloudy
Today 59°·Low 38°·Rain 3%
EuropeanECMWF
56°
Mostly clear
Today 56°·Low 44°·Rain 14%
CheckWeather.io on iPhoneFree. No ads, no account.

South Jordan weather alerts and warnings

active National Weather Service watches, warnings and advisories

Checking the National Weather Service for active alerts covering South Jordan…

South Jordan weather in numbers

measured normals and 10 years of recorded weather

South Jordan swings 69°F across the year, from 91°F highs in July to 22°F lows in December, and May is usually the wettest month in a year that brings about 18 in of precipitation. Over 10 years of recorded weather it averages 117 days a year at 77°F or above, 75 of them at 86°F or above, 103 frost nights, and rain on 79 days.

Warmest month
July
91°F average high
Coldest month
December
22°F average low
Wettest month
May
18 in a year
Comfortable
2 months
September and October
Residents
67,000
share this forecast
Most accurate here
European
90/100 CheckWeather Score
Warm days
117 days
a year at 77°F or above
Frost nights
103 nights
a year below 32°F
Rain days
79 days
a year with 0.04 in or more

Day counts are from the ERA5 reanalysis for South Jordan’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 South Jordan and nearby towns.Live rain radar →
Loading the three model maps…

South Jordan 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

Loading the three models…

South Jordan 10-day forecast, out to 14 days

where the models agree, and where they split
Today
Partly cloudy
56° 41°
±4°
Tomorrow
Partly cloudy
57° 43°
±7°
Mon
Mostly clear
63° 46°
models agree
Tue
Light drizzle
57° 43°
±6°
Wed
Cloudy
63° 46°
models agree
Thu
Cloudy
64° 48°
models agree
Fri
Drizzle
62° 51°
models agree
Sat
Drizzle
58° 48°
±5°
Sun
Drizzle
55° 44°
±10°
Mon
Light drizzle
56° 43°
±9°
Tue
Cloudy
62° 44°
models agree
Wed
Mostly clear
56° 44°
±17°
Thu
Mostly clear
58° 46°
±16°

South Jordan, Utah (UT) is at its warmest in Jul (average highs near 91°F) and coldest in Dec (lows around 22°F), with roughly 18 in of precipitation across the year. Below, compare what NWS, American, European forecast for South Jordan 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.

South Jordan climate by month

average daytime high and overnight low across a typical year (1991-2020)
Jan
38°
26°
Feb
43°
28°
Mar
51°
35°
Apr
58°
38°
May
70°
49°
Jun
80°
58°
Jul
91°
66°
Aug
88°
66°
Sep
78°
56°
Oct
62°
43°
Nov
48°
31°
Dec
36°
22°

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

How the weather around South Jordan has changed since 1995

South Jordan sits in the same roughly 50 km square of NASA's reanalysis as West Valley City. That square ran 1.1°F warmer in 2015-2024 than in 1995-2004. See the full 30-year picture on the West Valley City page.

Which forecast is most accurate in South Jordan?

CheckWeather Score, graded against the weather that actually happened
ProviderCheckWeather-scoreTempWindRainRun by
European logo
European ★ Best
90
/100rank #1
83±1.7°F94±1.8 mph9597% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
79
/100rank #2
76±2.4°F87±4.2 mph7687% 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)
Loading ratings…
AmericanNOAA GFS
Loading ratings…
EuropeanECMWF
Loading ratings…

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±4°55° to 59°±11%3% to 14% chance
Tomorrow±7°54° to 62°models agree10% to 10% chance
Mon±3°61° to 65°±9%4% to 13% chance
Tue±6°55° to 61°±15%27% to 42% chance
Wed±3°62° to 65°±1%1% to 2% 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 South Jordan

today, local time
Sunrise
07:48
Sunset
18:34
Daylight
10h 46m

Common questions

What's the weather in South Jordan today?
Saturday, October 24: NWS, the American and the European model put South Jordan's high today between 55° and 59°, a 4° split. Tomorrow: partly cloudy, around 57°, with a 10% chance of rain. The forecast on this page refreshes live.
Will it rain in South Jordan today or tomorrow?
Rain looks unlikely in South Jordan on Sunday, October 25: no model gives more than 10% (NWS 10%, American 10%, European 10%). On Saturday, October 24 the highest chance of rain from any model is 14%. The hourly strip and the model-by-model rain panel above update live.
Which forecast is most accurate for South Jordan?
Over the last 30 days, the European model has been the most accurate for South Jordan (CheckWeather Score 90/100), 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 South Jordan?
July is typically the warmest month in South Jordan, with average highs around 91°F.
How cold does South Jordan get?
The coldest month in South Jordan is December, when overnight lows average about 22°F.
How much rain does South Jordan get?
South Jordan sees roughly 18 in of precipitation a year, with May usually the wettest month.

Nearby

More US weather