National Weather Service forecast
Mountainside, New Jersey Weather
Mountainside 7-Day Forecast
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Overnight50°FPatchy Fog2% chance of precipitation
Patchy fog. Mostly clear, with a low around 50. Southwest wind around 3 mph.
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Wednesday74°FPatchy Fog then Sunny3% chance of precipitation
Patchy fog before 8am. Sunny. High near 74, with temperatures falling to around 70 in the afternoon. Southwest wind 2 to 9 mph.
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Wednesday Night57°FPartly Cloudy2% chance of precipitation
Partly cloudy, with a low around 57. South wind around 5 mph.
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Thursday71°FChance Rain Showers43% chance of precipitation
A chance of rain showers after 7am. Mostly cloudy. High near 71, with temperatures falling to around 69 in the afternoon. Southwest wind 5 to 8 mph. Chance of precipitation is 40%.
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Thursday Night61°FRain Showers81% chance of precipitation
Rain showers. Mostly cloudy, with a low around 61. Southwest wind around 6 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.
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Friday68°FShowers And Thunderstorms81% chance of precipitation
Rain showers before 10am, then showers and thunderstorms. Cloudy. High near 68, with temperatures falling to around 64 in the afternoon. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.
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Friday Night53°FShowers And Thunderstorms80% chance of precipitation
Showers and thunderstorms. Mostly cloudy, with a low around 53. Chance of precipitation is 80%.
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Saturday65°FChance Rain Showers44% chance of precipitation
A chance of rain showers before 1pm. Partly sunny, with a high near 65. Chance of precipitation is 40%.
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Saturday Night43°FSlight Chance Rain Showers17% chance of precipitation
A slight chance of rain showers between 7pm and 1am. Partly cloudy, with a low around 43.
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Sunday60°FMostly Sunny13% chance of precipitation
Mostly sunny, with a high near 60.
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Sunday Night40°FPartly Cloudy then Slight Chance Light Rain17% chance of precipitation
A slight chance of rain after 1am. Partly cloudy, with a low around 40.
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Monday59°FSlight Chance Light Rain22% chance of precipitation
A slight chance of rain. Mostly sunny, with a high near 59.
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Monday Night39°FSlight Chance Light Rain21% chance of precipitation
A slight chance of rain. Partly cloudy, with a low around 39.
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Tuesday61°FSlight Chance Light Rain then Mostly Sunny17% chance of precipitation
A slight chance of rain before 7am. Mostly sunny, with a high near 61.
Issued by the National Weather Service (OKX office), updated .
Mountainside Hourly Forecast
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Mountainside Weather Radar
Open the full radar for MountainsideAbout Mountainside
- Population (2020 Census)
- 7,020
- Coordinates
- 40.681, -74.360
- Elevation
- 417 ft
- NWS forecast office
- OKX
- Time zone
- America/New York
- Sunrise today
- 6:31 AM EST
- Sunset today
- 4:50 PM EST
- Daylight today
- 10 h 20 min
Mountainside Weather Questions
What is the weather forecast for Mountainside, New Jersey?
Overnight: Patchy fog. Mostly clear, with a low around 50. Southwest wind around 3 mph. Wednesday: Patchy fog before 8am. Sunny. High near 74, with temperatures falling to around 70 in the afternoon. Southwest wind 2 to 9 mph.
Will it rain or snow in Mountainside this week?
The best chance of precipitation is Thursday Night at 81%. Periods with a 30% chance or more: Thursday (43%), Thursday Night (81%), Friday (81%), Friday Night (80%), Saturday (44%).
How warm and how cold will it get in Mountainside this week?
The warmest day is Wednesday, with a high near 74°F. The coldest night is Monday Night, with a low near 39°F.
What time are sunrise and sunset in Mountainside today?
Sunrise is at 6:31 AM EST and sunset is at 4:50 PM EST, for 10 h 20 min of daylight.
Weather near Mountainside
- Westfield 2 mi
- Summit 2 mi
- New Providence 3 mi
- Garwood 3 mi
- Fanwood 3 mi
- Springfield 3 mi
- Cranford 3 mi
- Kenilworth 4 mi