California · NWS LOX office

Atascadero, CA weather

It is 45°F and clear at Paso Robles Municipal Airport as of Oct 28, 2:05 AM PDT. Overnight: Mostly Cloudy, low near 42°F. Forecast from the National Weather Service, issued Oct 28, 1:41 AM PDT.

Updated Oct 28, 2:25 AM PDT (snapshot)

Current conditions

Temperature

45°F

Clear · feels like 42°F

Wind

ENE 5 mph

Humidity 93% · dew point 43°F

Pressure · visibility

—

Visibility 10 mi

Observed at Paso Robles Municipal Airport (KPRB), Oct 28, 2:05 AM PDT. Station readings can lag or be missing.

Alerts for this area

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

Around the NWS LOX forecast area

1 active alert covers zones served by the LOX office near Atascadero:

  • Coastal Flood Advisory

From the alert snapshot of Oct 28, 2026, 5:12 AM EDT. California has 8 active alerts: see them all.

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 Atascadero (local time)
TimeTempForecastPrecip. chanceWind
Wed 2 AM46°FPartly Cloudy0%NNE 5 mph
Wed 3 AM45°FPartly Cloudy0%NNE 5 mph
Wed 4 AM43°FPartly Cloudy0%NNE 5 mph
Wed 5 AM43°FMostly Cloudy0%N 5 mph
Wed 6 AM42°FPartly Sunny0%N 5 mph
Wed 7 AM42°FPartly Sunny0%N 5 mph
Wed 8 AM45°FPartly Sunny0%N 5 mph
Wed 9 AM50°FPartly Sunny0%N 5 mph
Wed 10 AM57°FPartly Sunny0%N 5 mph
Wed 11 AM64°FMostly Sunny0%NE 5 mph
Wed 12 PM67°FMostly Sunny0%NE 5 mph
Wed 1 PM70°FMostly Sunny0%NE 5 mph
Wed 2 PM71°FMostly Sunny0%NE 5 mph
Wed 3 PM71°FMostly Sunny0%NE 5 mph
Wed 4 PM69°FMostly Sunny0%NE 5 mph
Wed 5 PM68°FMostly Cloudy0%ENE 5 mph
Wed 6 PM54°FMostly Cloudy0%ENE 5 mph
Wed 7 PM51°FMostly Cloudy0%ENE 5 mph
Wed 8 PM51°FMostly Cloudy0% 0 mph
Wed 9 PM50°FMostly Cloudy0% 0 mph
Wed 10 PM50°FMostly Cloudy0% 0 mph
Wed 11 PM50°FCloudy0%N 5 mph
Thu 12 AM48°FCloudy0%N 5 mph
Thu 1 AM47°FCloudy0%N 5 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 Atascadero can differ.

7-day forecast

Overnight

Low 42°F

Mostly cloudy, with a low around 42. North northeast wind around 5 mph.

Wednesday

High 71°F·Low 45°F

Partly sunny, with a high near 71. North northeast wind around 5 mph.

Wednesday Night: Mostly cloudy, with a low around 45. North wind 0 to 5 mph.

Thursday

High 68°F·Low 48°F

Mostly cloudy, with a high near 68. Southwest wind 0 to 10 mph.

Thursday Night: Mostly cloudy, with a low around 48. Southwest wind 0 to 10 mph.

Friday

High 65°F·Low 45°F

Mostly sunny, with a high near 65.

Friday Night: Partly cloudy, with a low around 45.

Saturday

High 63°F·Low 44°F

A slight chance of rain showers after 11am. Mostly cloudy, with a high near 63.

Saturday Night: A chance of rain showers. Mostly cloudy, with a low around 44.

Sunday

High 66°F·Low 42°F

A slight chance of rain showers before 10am. Mostly sunny, with a high near 66.

Sunday Night: Mostly clear, with a low around 42.

Monday

High 69°F·Low 44°F

Sunny, with a high near 69.

Monday Night: Partly cloudy, with a low around 44.

Tuesday

High 70°F

A slight chance of rain showers after 4pm. Mostly sunny, with a high near 70.

Nearby cities

Larger cities in the area

Other cities in San Luis Obispo County

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

About this forecast

Forecast office
Atascadero is served by the National Weather Service LOX forecast office, forecast zone CAZ343, county zone CAC079.
Location used
The Census Bureau's internal point for Atascadero (35.4857, -120.6879), in San Luis Obispo County. Population: 29,743 (2024 estimate), number 246 of the 296 California cities on this site.
Radar
Nearest NWS radar: KVBX. 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/35.4857,-120.6879 (forecast issued Oct 28, 1:41 AM PDT).
  • 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 California cities