Utah · NWS SLC office

Washington, UT weather

It is 57°F and clear at St George Regional Airport as of Oct 28, 12:15 AM MDT. Overnight: Partly Cloudy, low near 48°F. Forecast from the National Weather Service, issued Oct 27, 12:31 PM MDT.

Updated Oct 28, 12:26 AM MDT (snapshot)

Current conditions

Temperature

57°F

Clear

Wind

SSW 5 mph

Humidity 51% · dew point 39°F

Pressure · visibility

—

Visibility 10 mi

Observed at St George Regional Airport (KSGU), Oct 28, 12:15 AM MDT. Station readings can lag or be missing.

Alerts for this area

No active NWS alerts cover the Washington forecast zone right now.

Around the NWS SLC forecast area

No active alerts in zones served by the SLC office near Washington.

From the alert snapshot of Oct 28, 2026, 2:15 AM EDT. No alerts are active anywhere in Utah.

For official warnings, check weather.gov and your local authorities. OpenForecast repeats National Weather Service alerts and may be delayed or incomplete. Follow instructions from emergency officials.

Next 24 hours

Hourly forecast for Washington (local time)
TimeTempForecastPrecip. chanceWind
Wed 12 AM55°FMostly Clear0%ENE 6 mph
Wed 1 AM54°FMostly Clear0%ENE 6 mph
Wed 2 AM53°FMostly Clear0%ENE 6 mph
Wed 3 AM52°FPartly Cloudy0%NE 5 mph
Wed 4 AM51°FPartly Cloudy0%NE 5 mph
Wed 5 AM50°FPartly Cloudy0%NE 5 mph
Wed 6 AM50°FPartly Sunny0%ENE 5 mph
Wed 7 AM49°FPartly Sunny0%ENE 5 mph
Wed 8 AM48°FPartly Sunny0%ENE 5 mph
Wed 9 AM51°FMostly Sunny0%ENE 5 mph
Wed 10 AM56°FMostly Sunny0%ENE 5 mph
Wed 11 AM60°FMostly Sunny0%ENE 5 mph
Wed 12 PM64°FMostly Sunny0%ENE 2 mph
Wed 1 PM67°FMostly Sunny0%ENE 2 mph
Wed 2 PM69°FMostly Sunny0%ENE 2 mph
Wed 3 PM71°FMostly Sunny0%W 2 mph
Wed 4 PM72°FMostly Sunny0%W 2 mph
Wed 5 PM72°FMostly Sunny0%W 2 mph
Wed 6 PM70°FPartly Cloudy0%W 1 mph
Wed 7 PM67°FPartly Cloudy0%W 1 mph
Wed 8 PM65°FPartly Cloudy0%W 1 mph
Wed 9 PM61°FPartly Cloudy0%NE 2 mph
Wed 10 PM59°FPartly Cloudy0%NE 2 mph
Wed 11 PM57°FPartly Cloudy0%NE 2 mph

Hourly values come from the NWS gridded forecast for the 2.5 km grid square that covers the city's center point. Conditions elsewhere in Washington can differ.

7-day forecast

Overnight

Low 48°F

Partly cloudy. Low around 48, with temperatures rising to around 50 overnight. Northeast wind around 6 mph.

Wednesday

High 72°F·Low 49°F

Mostly sunny, with a high near 72. Northeast wind around 5 mph.

Wednesday Night: Partly cloudy, with a low around 49. North northeast wind around 3 mph.

Thursday

High 73°F·Low 54°F

Mostly sunny, with a high near 73. East southeast wind around 3 mph.

Thursday Night: Mostly cloudy, with a low around 54. East northeast wind 1 to 6 mph.

Friday

High 68°F·Low 54°F

Scattered showers and thunderstorms. Partly sunny, with a high near 68. Chance of precipitation is 40%.

Friday Night: A chance of showers and thunderstorms before midnight, then a chance of rain. Mostly cloudy, with a low around 54.

Saturday

High 66°F·Low 55°F

A chance of rain before noon, then a chance of showers and thunderstorms. Partly sunny, with a high near 66.

Saturday Night: Showers and thunderstorms before 5am, then rain. Cloudy, with a low around 55.

Sunday

High 60°F·Low 47°F

Rain. Mostly cloudy, with a high near 60.

Sunday Night: A chance of rain before 5am. Partly cloudy, with a low around 47.

Monday

High 60°F·Low 45°F

Sunny, with a high near 60.

Monday Night: Mostly clear, with a low around 45.

Tuesday

High 62°F

Mostly sunny, with a high near 62.

Nearby cities

Larger cities in the area

Other cities in Washington County

See every city we cover in Utah, or check all active alerts.

About this forecast

Forecast office
Washington is served by the National Weather Service SLC forecast office, forecast zone UTZ123, county zone UTC053.
Location used
The Census Bureau's internal point for Washington (37.1267, -113.4878), in Washington County. Population: 35,501 (2024 estimate), number 32 of the 47 Utah cities on this site.
Radar
Nearest NWS radar: KICX. View it on radar.weather.gov.

On Amazon

Weather-ready picks

As an Amazon Associate I earn from qualifying purchases.

Home & kitchen LEVOIT Air Purifier An air purifier for smoky or high-pollen days indoors. View on Amazon → Men’s fashion Hanes Fleece Hooded Sweatshirt A warm hoodie for chilly mornings. View on Amazon → Fitness & outdoors Stanley Quencher H2.0 Tumbler A big tumbler for long commutes and outdoor days. View on Amazon → Fitness & outdoors LifeStraw Personal Water Filter A personal water filter worth adding to an emergency kit. View on Amazon →

Sources

  • Forecast, hourly forecast, observations and alerts: National Weather Service API, api.weather.gov/points/37.1267,-113.4878 (forecast issued Oct 27, 12:31 PM MDT).
  • Official forecast page: forecast.weather.gov.
  • City location and population: U.S. Census Bureau, Vintage 2024 population estimates and 2024 Gazetteer files.
  • Snapshot taken Oct 28, 2026. The NWS and Census Bureau do not endorse OpenForecast.

More Utah cities