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Lyons, NJ Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Lyons, a community in Somerset County, New Jersey.

This Afternoon
72°F
Partly Sunny
Partly sunny, with a high near 72. Southeast wind around 5 mph.

7-day forecast for Lyons

WhenTempForecastWindPrecip
This Afternoon 72°F Partly Sunny 5 mph SE 1%
Tonight 58°F Mostly Cloudy then Slight Chance Rain Showers 0 to 5 mph E 15%
Sunday 72°F Rain Showers 5 mph SE 88%
Sunday Night 56°F Showers And Thunderstorms 0 to 10 mph NW 84%
Monday 68°F Slight Chance Rain Showers 5 to 10 mph NE 24%
Monday Night 51°F Chance Rain Showers 5 to 10 mph NE 30%
Tuesday 64°F Chance Rain Showers 10 mph NE 31%
Tuesday Night 50°F Chance Rain Showers then Mostly Cloudy 5 to 10 mph NE 31%
Wednesday 64°F Mostly Cloudy then Slight Chance Rain Showers 10 to 15 mph NE 18%
Wednesday Night 50°F Slight Chance Rain Showers 10 to 15 mph NE 21%
Thursday 62°F Chance Rain Showers 10 to 15 mph NE 27%
Thursday Night 49°F Chance Rain Showers 10 to 15 mph NE 33%
Friday 65°F Chance Rain Showers 10 to 15 mph N 34%
Friday Night 50°F Chance Rain Showers 10 to 15 mph N 34%

Forecast source: National Weather Service (api.weather.gov) for Lyons (40.681, -74.548). Updated through the day.

Growing snapshot for Lyons

Last spring frost
Apr 30
First fall frost
Oct 20
Growing season
172 days
Hardiness zone
7a

More local growing data for Lyons: nearby ZIP 07920 weather · frost dates · planting calendar · New Jersey frost dates

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Climate data from the nearest NOAA station, Somerville 4 Nw, Nj (7 mi from Lyons). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.