Harlingen, NJ Weather & Growing Conditions
This Afternoon
74°F
Sunny
Sunny, with a high near 74. South wind 0 to 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 74°F | Sunny | 0 to 5 mph S | 1% |
| Tonight | 56°F | Mostly Cloudy | 0 to 5 mph S | 1% |
| Thursday | 73°F | Chance Light Rain | 5 mph S | 46% |
| Thursday Night | 60°F | Light Rain | 0 to 5 mph SW | 79% |
| Friday | 70°F | Light Rain | 0 mph | 80% |
| Friday Night | 49°F | Light Rain | 0 mph | 80% |
| Saturday | 65°F | Mostly Sunny | 5 mph W | 9% |
| Saturday Night | 40°F | Slight Chance Light Rain | 5 mph W | 15% |
| Sunday | 60°F | Mostly Sunny | 5 mph W | 7% |
| Sunday Night | 36°F | Partly Cloudy | 5 mph W | 6% |
| Monday | 59°F | Sunny | 5 to 10 mph W | 7% |
| Monday Night | 33°F | Mostly Clear | 5 mph W | 6% |
| Tuesday | 62°F | Sunny | 5 to 10 mph W | 4% |
| Tuesday Night | 35°F | Mostly Clear | 5 mph W | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Harlingen, NJ
Last spring frost
Apr 16
First fall frost
Oct 27
Growing season
192 days
Hardiness zone
7a
Explore more for Harlingen, NJ: full frost dates · planting calendar · New Jersey frost dates
Climate data from the nearest NOAA station, Wertsville 4 Ne, Nj (6.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.