New Jersey · NWS PHI office

Sayreville, NJ weather

It is 46°F and clear at Newark, Newark International Airport as of Oct 28, 2:00 AM EDT. Overnight: Patchy Fog, low near 42°F. Forecast from the National Weather Service, issued Oct 27, 4:09 PM EDT.

Updated Oct 28, 2:23 AM EDT (snapshot)

Current conditions

Temperature

46°F

Clear · feels like 43°F

Wind

NNE 7 mph

Humidity 66% · dew point 36°F

Pressure · visibility

30.43 inHg

Visibility 10 mi

Observed at Newark, Newark International Airport (KEWR), Oct 28, 2:00 AM EDT. Station readings can lag or be missing.

Alerts for this area

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

Around the NWS PHI forecast area

No active alerts in zones served by the PHI office near Sayreville.

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

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 Sayreville (local time)
TimeTempForecastPrecip. chanceWind
Wed 2 AM45°FMostly Clear0% 0 mph
Wed 3 AM44°FMostly Clear0% 0 mph
Wed 4 AM43°FPatchy Fog0% 0 mph
Wed 5 AM42°FMostly Clear0% 0 mph
Wed 6 AM42°FSunny0% 0 mph
Wed 7 AM42°FSunny0% 0 mph
Wed 8 AM42°FMostly Sunny0% 0 mph
Wed 9 AM47°FMostly Sunny0% 0 mph
Wed 10 AM53°FMostly Sunny0% 0 mph
Wed 11 AM56°FMostly Sunny0% 0 mph
Wed 12 PM59°FMostly Sunny0% 0 mph
Wed 1 PM60°FPartly Sunny0% 0 mph
Wed 2 PM62°FPartly Sunny0%E 5 mph
Wed 3 PM62°FPartly Sunny0%E 5 mph
Wed 4 PM62°FMostly Cloudy0%SE 5 mph
Wed 5 PM61°FPartly Sunny0%SE 5 mph
Wed 6 PM59°FMostly Cloudy0%SE 5 mph
Wed 7 PM56°FMostly Cloudy0%SE 5 mph
Wed 8 PM54°FMostly Cloudy0% 0 mph
Wed 9 PM53°FPartly Cloudy0% 0 mph
Wed 10 PM52°FMostly Clear0% 0 mph
Wed 11 PM51°FMostly Clear0% 0 mph
Thu 12 AM51°FMostly Clear0% 0 mph
Thu 1 AM50°FMostly Clear0% 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 Sayreville can differ.

7-day forecast

Overnight

Low 42°F

Patchy fog between 4am and 5am. Mostly clear, with a low around 42. Northeast wind around 0 mph.

Wednesday

High 64°F·Low 46°F

Mostly sunny, with a high near 64. East wind 0 to 5 mph.

Wednesday Night: Partly cloudy, with a low around 46. Southeast wind 0 to 5 mph.

Thursday

High 71°F·Low 53°F

Mostly sunny, with a high near 71. West wind 0 to 5 mph.

Thursday Night: Mostly clear, with a low around 53. Southwest wind around 5 mph.

Friday

High 75°F·Low 43°F

Sunny, with a high near 75.

Friday Night: Mostly clear, with a low around 43.

Saturday

High 65°F·Low 45°F

Mostly sunny, with a high near 65.

Saturday Night: Mostly cloudy, with a low around 45.

Sunday

High 67°F·Low 51°F

Partly sunny, with a high near 67.

Sunday Night: A chance of rain showers after 1am. Mostly cloudy, with a low around 51. Chance of precipitation is 30%.

Monday

High 68°F·Low 52°F

A chance of rain showers. Mostly cloudy, with a high near 68. Chance of precipitation is 40%.

Monday Night: A chance of rain showers. Mostly cloudy, with a low around 52. Chance of precipitation is 40%.

Tuesday

High 67°F

A chance of rain showers. Partly sunny, with a high near 67.

Nearby cities

Larger cities in the area

Other cities in Middlesex County

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

About this forecast

Forecast office
Sayreville is served by the National Weather Service PHI forecast office, forecast zone NJZ012, county zone NJC023.
Location used
The Census Bureau's internal point for Sayreville (40.4669, -74.3202), in Middlesex County. Population: 47,165 (2024 estimate), number 18 of the 51 New Jersey cities on this site.
Radar
Nearest NWS radar: KDIX. 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/40.4669,-74.3202 (forecast issued Oct 27, 4:09 PM EDT).
  • 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 New Jersey cities