California · NWS HNX office

Merced, CA weather

It is 52°F and clear at Merced Regional Airport as of Oct 28, 2:05 AM PDT. Overnight: Mostly Clear, low near 47°F. Forecast from the National Weather Service, issued Oct 28, 1:56 AM PDT.

Updated Oct 28, 2:17 AM PDT (snapshot)

Current conditions

Temperature

52°F

Clear

Wind

Calm

Humidity 76% · dew point 45°F

Pressure · visibility

29.99 inHg

Visibility 10 mi

Observed at Merced Regional Airport (KMCE), Oct 28, 2:05 AM PDT. Station readings can lag or be missing.

Alerts for this area

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

Around the NWS HNX forecast area

No active alerts in zones served by the HNX office near Merced.

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 Merced (local time)
TimeTempForecastPrecip. chanceWind
Wed 4 AM48°FMostly Clear0%NW 5 mph
Wed 5 AM47°FMostly Clear0%NW 5 mph
Wed 6 AM48°FMostly Sunny0%NW 5 mph
Wed 7 AM47°FMostly Sunny0%NW 5 mph
Wed 8 AM48°FMostly Sunny0%NW 5 mph
Wed 9 AM52°FMostly Sunny0%NW 5 mph
Wed 10 AM56°FSunny0%NW 5 mph
Wed 11 AM60°FSunny0%NW 5 mph
Wed 12 PM63°FSunny0%NW 5 mph
Wed 1 PM66°FSunny0%NW 5 mph
Wed 2 PM68°FSunny0%NW 5 mph
Wed 3 PM68°FSunny0%NW 5 mph
Wed 4 PM69°FSunny0%NW 5 mph
Wed 5 PM68°FPartly Sunny0%NW 5 mph
Wed 6 PM66°FMostly Cloudy0%NW 5 mph
Wed 7 PM63°FMostly Cloudy0%NW 5 mph
Wed 8 PM59°FMostly Cloudy0% 0 mph
Wed 9 PM56°FMostly Cloudy0% 0 mph
Wed 10 PM54°FMostly Cloudy0% 0 mph
Wed 11 PM53°FMostly Cloudy0% 0 mph
Thu 12 AM53°FMostly Cloudy0% 0 mph
Thu 1 AM52°FMostly Cloudy0% 0 mph
Thu 2 AM51°FMostly Cloudy0% 0 mph
Thu 3 AM50°FMostly Cloudy0% 0 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 Merced can differ.

7-day forecast

Overnight

Low 47°F

Mostly clear, with a low around 47. Northwest wind around 5 mph.

Wednesday

High 70°F·Low 49°F

Sunny. High near 70, with temperatures falling to around 68 in the afternoon. Northwest wind around 5 mph.

Wednesday Night: Mostly cloudy, with a low around 49. Northwest wind 0 to 5 mph.

Thursday

High 69°F·Low 52°F

Mostly cloudy, with a high near 69. South wind around 0 mph.

Thursday Night: Mostly cloudy, with a low around 52. Northwest wind around 0 mph.

Friday

High 70°F·Low 50°F

Mostly sunny, with a high near 70. West northwest wind 0 to 5 mph.

Friday Night: Partly cloudy, with a low around 50. Northwest wind 0 to 5 mph.

Saturday

High 66°F·Low 48°F

A chance of rain after 5pm. Partly sunny, with a high near 66. Northwest wind 0 to 5 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.

Saturday Night: A chance of rain before 4am. Mostly cloudy, with a low around 48. North northwest wind around 5 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.

Sunday

High 66°F·Low 45°F

Mostly sunny, with a high near 66. Northwest wind 5 to 15 mph, with gusts as high as 25 mph.

Sunday Night: Mostly clear, with a low around 45. North northeast wind 0 to 10 mph, with gusts as high as 25 mph.

Monday

High 67°F·Low 48°F

Mostly sunny, with a high near 67. South southeast wind 0 to 5 mph.

Monday Night: Mostly cloudy, with a low around 48. North wind 0 to 5 mph.

Tuesday

High 70°F

A slight chance of rain after 4pm. Mostly sunny, with a high near 70. South southeast wind 0 to 5 mph. Chance of precipitation is 20%. New rainfall amounts between a tenth and quarter of an inch possible.

Nearby cities

Larger cities in the area

Other cities in Merced County

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

About this forecast

Forecast office
Merced is served by the National Weather Service HNX forecast office, forecast zone CAZ302, county zone CAC047.
Location used
The Census Bureau's internal point for Merced (37.3057, -120.4779), in Merced County. Population: 96,073 (2024 estimate), number 80 of the 296 California cities on this site.
Radar
Nearest NWS radar: KMUX. 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/37.3057,-120.4779 (forecast issued Oct 28, 1:56 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