New Jersey · NWS OKX office

Rahway, 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 43°F. Forecast from the National Weather Service, issued Oct 28, 2:25 AM EDT.

Updated Oct 28, 5:25 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 Rahway forecast zone right now.

Around the NWS OKX forecast area

1 active alert covers zones served by the OKX office near Rahway:

  • Coastal Flood Statement

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 Rahway (local time)
TimeTempForecastPrecip. chanceWind
Wed 5 AM45°FPartly Cloudy0%N 2 mph
Wed 6 AM45°FMostly Sunny0%N 2 mph
Wed 7 AM44°FMostly Sunny0%N 3 mph
Wed 8 AM43°FMostly Sunny2%N 3 mph
Wed 9 AM48°FMostly Sunny2%NE 3 mph
Wed 10 AM53°FMostly Sunny2%NE 2 mph
Wed 11 AM57°FMostly Sunny2%NE 2 mph
Wed 12 PM60°FPartly Sunny2%E 2 mph
Wed 1 PM62°FPartly Sunny2%SE 3 mph
Wed 2 PM63°FPartly Sunny2%SE 5 mph
Wed 3 PM63°FPartly Sunny2%SE 6 mph
Wed 4 PM64°FPartly Sunny2%SE 6 mph
Wed 5 PM62°FPartly Sunny1%SE 6 mph
Wed 6 PM61°FMostly Cloudy1%SE 6 mph
Wed 7 PM58°FMostly Cloudy1%S 5 mph
Wed 8 PM55°FMostly Cloudy1%S 3 mph
Wed 9 PM54°FMostly Cloudy1%S 2 mph
Wed 10 PM53°FPartly Cloudy1%S 1 mph
Wed 11 PM53°FPartly Cloudy0% 0 mph
Thu 12 AM52°FMostly Clear0% 0 mph
Thu 1 AM50°FMostly Clear0%W 1 mph
Thu 2 AM49°FMostly Clear0%W 1 mph
Thu 3 AM48°FMostly Clear0%W 1 mph
Thu 4 AM47°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 Rahway can differ.

7-day forecast

Overnight

Low 43°F

Partly cloudy. Low around 43, with temperatures rising to around 45 overnight. North wind around 2 mph.

Wednesday

High 64°F·Low 46°F

Mostly sunny. High near 64, with temperatures falling to around 62 in the afternoon. East wind 2 to 6 mph.

Wednesday Night: Partly cloudy. Low around 46, with temperatures rising to around 48 overnight. Southwest wind 0 to 6 mph.

Thursday

High 71°F·Low 54°F

Sunny, with a high near 71. Southwest wind 0 to 7 mph.

Thursday Night: Mostly clear, with a low around 54. Southwest wind around 6 mph.

Friday

High 72°F·Low 45°F

Sunny. High near 72, with temperatures falling to around 70 in the afternoon.

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

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 68°F·Low 51°F

A chance of rain showers after 7am. Mostly cloudy, with a high near 68. Chance of precipitation is 30%.

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

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 Union County

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

About this forecast

Forecast office
Rahway is served by the National Weather Service OKX forecast office, forecast zone NJZ108, county zone NJC039.
Location used
The Census Bureau's internal point for Rahway (40.6072, -74.2805), in Union County. Population: 30,763 (2024 estimate), number 29 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/40.6072,-74.2805 (forecast issued Oct 28, 2:25 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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