Jersey City, New Jersey Weather
Apples hang heavy on the branch. Day 93 of summer. Read this microseason across nine climate regions →
Jersey City weather forecast — hour by hour, 7-day outlook, NOAA radar
Conditions updated 2:00 AM EDT · Open-Meteo
- TodaySep 21Overcast31%0.06″72°60°—
- TuesdaySep 22Overcast29%—67°57°-5°
- WednesdaySep 23Overcast——65°56°-2°
- ThursdaySep 24Overcast——68°54°+3°
- FridaySep 25Rain42%0.45″61°53°-7°
- SaturdaySep 26Light Drizzle42%0.06″58°55°-3°
- SundaySep 27Light Rain25%0.57″59°56°+1°
Air quality now AQI 55 · Moderate
AQI 55 (Moderate), driven by PM2.5. AQI flat over the last 6 hours (within ±3 points). PM scrubbed by 2 hours of recent rain — PM2.5 down to 5.4 µg/m³, PM10 to 5.8 µg/m³.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.
What's driving it
PM × Wind × Precip
PM scrubbed by 2 hours of recent rain — PM2.5 down to 5.4 µg/m³, PM10 to 5.8 µg/m³.
- PM2.5/PM10
- 0.93
- Wind
- light
- Recent rain
- 2h in last 6h
- Pattern
- washed out
Trends
Seven days of AQI and PM2.5.
Hourly air-quality data from the Copernicus Atmosphere Monitoring Service, charted across the past and next several days. Dashed lines mark the AQI breakpoints at 50 (Good → Moderate) and 100 (Moderate → Unhealthy for Sensitive Groups).
September dries up ditches or breaks down bridges.
- Moonrise
- 4:30 PM
- Moonset
- 1:12 AM
- In sign
- ♑︎ Capricorn
Apples hang heavy on the branch
Read this microseason across nine climate regions →
All 72 microseasons on the year wheel →
Jersey City at a glance
- Today vs. normal: Today averages 66°F (high 72°F, low 60°F), about the 65°F normal for Sep 21
- Last frost: April 4 (1991–2020 median, NOAA station 8 km away)
- Microseason: Sep 21–25
- Planting calendar: September — harvest tomatoes, peppers, beans, summer squash, winter squash
Live wind & temperature near Jersey City
Interactive wind and temperature map centered on Jersey City — it loads in your browser. Open the full weather map.
Right now in the garden
Late season
As of September 21, the first frost (around November 6) is about 7 weeks away. Frost-tender plants keep producing until then. This city's planting calendar for September: harvest tomatoes, peppers, beans, summer squash, and winter squash.
Sun & seasons in Jersey City
Jersey City sits in Hudson County, where the year’s longest day runs 15h 6m of daylight and its shortest just 9h 15m — a swing of +5h 51m between the June and December solstices. Clocks spring forward on Sunday, March 8, 2026 and fall back on Sunday, November 1, 2026.
Trenton, the state’s largest city, lies about 50 miles to the SW. The nearest town Jersey City tracks is Newark, roughly 5 miles to the W.
Air quality in Jersey City
Air quality in Jersey City’s county has held roughly steady since 2020; its cleanest year on record was 2020 (median AQI 39). See the full air-quality history for Jersey City.
Planting calendar
| Month | Plant | Harvest |
|---|---|---|
| March | lettuce, peas, spinach, radishes | — |
| April | lettuce, peas, spinach, radishes | lettuce, spinach, radishes |
| May | tomatoes, peppers, beans, squash | lettuce, peas, spinach, radishes |
| June | tomatoes, peppers, beans, squash | lettuce, peas, spinach, garlic |
| July | tomatoes, peppers, beans, squash | peas, beans, summer squash, garlic |
| August | beans, squash, fall brassicas, carrots | tomatoes, peppers, beans, summer squash |
| September | — | tomatoes, peppers, beans, summer squash, winter squash |
| October | garlic (overwinter) | tomatoes, peppers, beans, summer squash, winter squash, fall brassicas, carrots |
| November | — | fall brassicas, carrots |
A year in weather
July is Jersey City's warmest stretch (~75°F) and January its coldest (~29°F); precipitation crests in December at 4.2 inches and ebbs in February to 2.9 inches.
| Month | Mean temp | Precip |
|---|---|---|
| January | 29° | 3.5″ |
| February | 31° | 2.9″ |
| March | 39° | 3.7″ |
| April | 50° | 4.0″ |
| May | 59° | 3.9″ |
| June | 69° | 3.8″ |
| July | 75° | 3.4″ |
| August | 74° | 4.1″ |
| September | 67° | 3.4″ |
| October | 57° | 3.2″ |
| November | 43° | 3.8″ |
| December | 34° | 4.2″ |
Regional context
Similar climates Hoboken, NJ, Kearny, NJ, Union City, NJ
Drawing on modelled 1991-2020 normals (EC_Earth3P_HR model via Open-Meteo), Jersey City's January averages 29°F and July 75°F — 46°F apart — while precipitation totals roughly 43.9 inches.
Jersey City's precipitation spreads evenly across the seasons: December peaks at 4.2 inches, while February holds 2.9 inches — no season dominates Jersey City's rain calendar. That lines Jersey City up with places like Hoboken, NJ, Kearny, NJ and Union City, NJ, fed by overlapping storm tracks.
Jersey City's growing window opens around April 4, once Jersey City's overnight lows stop freezing — sow kale, peas, spinach, and parsnips. Warm-soil crops in Jersey City wait about two weeks past Jersey City's last frost, once the soil warms. Jersey City's window closes around November 6 as Jersey City's overnight lows return below freezing. Sheltered Jersey City yards can escape a light frost.
Similar climates: Hoboken, NJ, Kearny, NJ, Union City, NJ, Secaucus, NJ, Bayonne, NJ.
Frequently asked
- When does it freeze in Jersey City?
- Jersey City's last spring frost lands near April 4, and in Jersey City the first fall frost follows around November 6.
- What is the rainy season in Jersey City?
- December is the wettest month in Jersey City, about 4.2 inches on average; the year totals roughly 44 inches.
- What is the warmest month in Jersey City?
- Jersey City peaks in July, when the mean runs near 75°F.
- What is the coldest month in Jersey City?
- January is Jersey City's coldest month, averaging about 29°F.
- When can I start a vegetable garden in Jersey City?
- In Jersey City, sow peas and hardy greens around April 4; Jersey City's tomatoes and peppers wait two weeks more.
- What hardiness zone is Jersey City?
- Because Jersey City bottoms near 29°F in January, that winter low sets Jersey City's USDA zone — verify by ZIP.
- What is the 10-day forecast for Jersey City?
- Jersey City's extended outlook — daily high and low temperatures and precipitation chances for each upcoming day — is in the daily forecast above.
- Will it rain this week in Jersey City?
- See this week's day-by-day rain chances for Jersey City in the daily forecast above, and the next 24 hours in the hourly chart.
- What is the weather like right now in Jersey City?
- Current conditions for Jersey City and the next 24 hours — temperature, precipitation chance, and wind by the hour — are in the hourly forecast chart above.
- How often is the Jersey City forecast updated?
- The Jersey City forecast on this page is built from Open-Meteo weather-model data and refreshes regularly through the day.
- When are sunrise and sunset in Jersey City?
- Today's sunrise and sunset times for Jersey City are in the Almanac section above, along with civil dawn, civil dusk, and day length. Day length is longest near the summer solstice and shortest near the winter solstice.
- How accurate is the weather forecast for Jersey City?
- The next few days in Jersey City's forecast are the most reliable; accuracy declines beyond about a week as weather-model uncertainty grows.
Jersey City sits at 40.7°N; its climate zone is warm-summer humid continental (Köppen approximation).
Beaches near Jersey City
- Jacob Riis Beach14.5 mi
- Rockaway Beach15.4 mi
- Long Beach NY23.3 mi
Each linked page shows live water temperature, wave height, swim and surf verdicts, tides, and rip-current risk from NDBC + NOAA + NWS data.
ZIP codes in Jersey City
- 07097
- 07302
- 07303
- 07304
- 07305
- 07306
- 07307
- 07308
- 07310
- 07311
- 07395
- 07399