New Jersey · NWS PHI office

Perth Amboy, NJ weather

It is 45°F and clear at Newark, Newark International Airport as of Oct 28, 5:05 AM EDT. Overnight: Partly Cloudy, low near 44°F. Forecast from the National Weather Service, issued Oct 28, 4:08 AM EDT.

Updated Oct 28, 5:20 AM EDT (snapshot)

Current conditions

Temperature

45°F

Clear · feels like 40°F

Wind

N 8 mph

Humidity 66% · dew point 34°F

Pressure · visibility

30.44 inHg

Visibility 10 mi

Observed at Newark, Newark International Airport (KEWR), Oct 28, 5:05 AM EDT. Station readings can lag or be missing.

Alerts for this area

No active NWS alerts cover the Perth Amboy forecast zone right now.

Around the NWS PHI forecast area

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

From the alert snapshot of Oct 28, 2026, 5:12 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 Perth Amboy (local time)
TimeTempForecastPrecip. chanceWind
Wed 5 AM45°FMostly Clear0%N 2 mph
Wed 6 AM45°FSunny0%N 2 mph
Wed 7 AM44°FMostly Sunny0%N 2 mph
Wed 8 AM45°FMostly Sunny0%N 3 mph
Wed 9 AM49°FMostly Sunny0%NE 3 mph
Wed 10 AM53°FMostly Sunny0%NE 2 mph
Wed 11 AM56°FMostly Sunny0%NE 2 mph
Wed 12 PM58°FMostly Sunny0%E 3 mph
Wed 1 PM60°FMostly Sunny0%E 3 mph
Wed 2 PM61°FMostly Cloudy0%E 5 mph
Wed 3 PM61°FPartly Sunny0%SE 5 mph
Wed 4 PM61°FMostly Cloudy0%SE 5 mph
Wed 5 PM61°FMostly Cloudy0%SE 5 mph
Wed 6 PM59°FMostly Cloudy0%SE 5 mph
Wed 7 PM57°FMostly Cloudy0%SE 3 mph
Wed 8 PM55°FMostly Cloudy0%SE 3 mph
Wed 9 PM55°FPartly Cloudy0%S 2 mph
Wed 10 PM54°FMostly Clear0%S 2 mph
Wed 11 PM53°FMostly Clear0%S 1 mph
Thu 12 AM52°FMostly Clear0%S 1 mph
Thu 1 AM51°FMostly Clear0%SW 1 mph
Thu 2 AM51°FMostly Clear0%SW 1 mph
Thu 3 AM50°FMostly Clear0%W 1 mph
Thu 4 AM50°FMostly Clear0%W 1 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 Perth Amboy can differ.

7-day forecast

Overnight

Low 44°F

Partly cloudy, with a low around 44. North wind around 2 mph.

Wednesday

High 63°F·Low 46°F

Partly sunny. High near 63, with temperatures falling to around 61 in the afternoon. East wind around 5 mph.

Wednesday Night: Partly cloudy, with a low around 46. Southwest wind 1 to 5 mph.

Thursday

High 71°F·Low 52°F

Sunny. High near 71, with temperatures falling to around 69 in the afternoon. West wind 1 to 6 mph.

Thursday Night: Mostly clear. Low around 52, with temperatures rising to around 54 overnight. Southwest wind around 6 mph.

Friday

High 73°F·Low 44°F

Sunny. High near 73, with temperatures falling to around 70 in the afternoon.

Friday Night: Mostly clear, with a low around 44.

Saturday

High 64°F·Low 45°F

Mostly sunny, with a high near 64.

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

Sunday

High 67°F·Low 50°F

Partly sunny, with a high near 67.

Sunday Night: Mostly cloudy, with a low around 50.

Monday

High 67°F·Low 52°F

A chance of rain showers after 7am. Mostly cloudy, with a high near 67. Chance of precipitation is 30%.

Monday Night: A chance of rain showers. Mostly cloudy, with a low around 52. Chance of precipitation is 30%.

Tuesday

High 66°F

A chance of rain showers. Mostly cloudy, with a high near 66.

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
Perth Amboy 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 Perth Amboy (40.5202, -74.2713), in Middlesex County. Population: 56,939 (2024 estimate), number 15 of the 51 New Jersey cities on this site.
Radar
Nearest NWS radar: KDIX. View it on radar.weather.gov.

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Sources

  • Forecast, hourly forecast, observations and alerts: National Weather Service API, api.weather.gov/points/40.5202,-74.2713 (forecast issued Oct 28, 4:08 AM 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.

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