Hawthorne, New Jersey Weather
Cicadas claim the afternoon. Day 15 of summer. Read this microseason across nine climate regions →
Hawthorne weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 5Rain63%0.29″85°71°—
- MondayJul 6Heavy Rain91%1.5″72°64°-13°
- TuesdayJul 7Light Rain81%0.18″68°63°-4°
- WednesdayJul 8Overcast17%—83°62°+15°
- ThursdayJul 9Light Drizzle18%—90°66°+7°
- FridayJul 10Drizzle46%0.07″92°71°+2°
- SaturdayJul 11Overcast28%—87°65°-5°
AQI 48 (Good), driven by PM2.5. AQI down 57 over the last 6 hours — air quality is improving sharply. PM scrubbed by 2 hours of recent rain — PM2.5 down to 9.5 µg/m³, PM10 to 9.7 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 9.5 µg/m³, PM10 to 9.7 µg/m³.
- PM2.5/PM10
- 0.98
- 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).








































If the first of July be rainy weather, 'twill rain more or less for four weeks together.
- Moonrise
- 11:14 PM
- Moonset
- 11:06 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Hawthorne at a glance
- Today vs. normal: 72°F — typical for the season
- Last frost: April 22 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 07506
15-Day Forecast — Hawthorne
- Sun85°71°63%
- Mon72°64°91%
- Tue68°63°81%
- Wed83°62°17%
- Thu90°66°18%
- Fri92°71°46%
- Sat87°65°28%
- Sun83°64°20%
- Mon86°64°18%
- Tue89°67°17%
- Wed89°71°37%
- Thu89°68°39%
- Fri87°67°29%
- Sat86°71°27%
- Sun97°76°35%
Forecast data from Open-Meteo (CC BY 4.0).
Right now in the garden
Peak growing season
As of July 5, the growing season is at its peak — frost is months away. Continue succession-planting beans and summer squash. Start fall brassicas (broccoli, cabbage, kale) from seed indoors for transplanting in late summer.
SPC Convective Outlook
Storm Prediction Center — Hawthorne
SPC has placed Hawthorne in the Slight Risk category for severe thunderstorms today.
- TODAYSLGTSlight Risk
- TOMORROWMRGLMarginal Risk
- DAY 3TSTMGeneral Thunderstorms
Scattered severe storms possible. A few tornadoes, hail, and damaging wind gusts possible.
Source: NOAA / NWS Storm Prediction Center categorical convective outlook. Outlooks are re-issued multiple times per day; this page reflects the most recent SPC polygons covering the city’s coordinates.
Microseason · July 1–5
Cicadas claim the afternoon
Annual cicada buzz begins, peaking in the heat of the day.
Day 186 of 365 · Wedge 37 of 72
Planting calendar
| Month | Plant | Harvest |
|---|---|---|
| January | — | — |
| February | — | — |
| March | — | — |
| April | lettuce, peas, spinach, radishes | — |
| May | lettuce, peas, spinach, radishes, tomatoes, peppers, beans, squash | lettuce, peas, radishes |
| June | tomatoes, peppers, beans, squash | lettuce, peas, radishes |
| July | tomatoes, peppers, beans, squash | tomatoes, beans, summer squash |
| August | — | tomatoes, beans, summer squash |
| September | fall brassicas, garlic (overwinter), carrots | tomatoes, beans, summer squash |
| October | fall brassicas, garlic (overwinter), carrots | winter squash, tomatoes (last) |
| November | — | — |
| December | — | — |
A year in weather
The year in Hawthorne tops out in July (~75°F) and dips lowest in January (~28°F), with December wettest at 4.3 inches and February driest at 3.0 inches.
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 28° | 3.6″ | 14 |
| February | 30° | 3.0″ | 13 |
| March | 38° | 3.7″ | 16 |
| April | 50° | 4.2″ | 17 |
| May | 59° | 4.2″ | 18 |
| June | 68° | 4.3″ | 17 |
| July | 75° | 4.0″ | 17 |
| August | 74° | 4.3″ | 17 |
| September | 67° | 3.9″ | 14 |
| October | 56° | 3.5″ | 12 |
| November | 43° | 4.1″ | 13 |
| December | 33° | 4.3″ | 14 |
Regional context
In Hawthorne, NOAA NCEI 1991-2020 normals put January near 28°F and July near 75°F — a 47°F seasonal arc — with about 47 inches of precipitation over 183 rainy or snowy days.
Rainfall in Hawthorne stays even across the calendar: December tops out at 4.3 inches over 13.6 rainy days, and February still logs 3.0 inches across 13.3 — a narrow range for Hawthorne. It is a balanced pattern Hawthorne shares with places like North Haledon, NJ, Prospect Park, NJ and Glen Rock, NJ.
Around mid-April, Hawthorne sheds its freezing nights — kale, peas, spinach, and parsnips go into Hawthorne's beds. Heat-demanding starts go out a fortnight on in Hawthorne, after the soil warms and cold snaps clear. By mid-November, frost is back in Hawthorne — protect or harvest anything tender. Hawthorne's low ground holds frost later into spring than Hawthorne's benches, which run 3-5 days ahead.
Similar climates: North Haledon, NJ, Prospect Park, NJ, Glen Rock, NJ, Haledon, NJ, William Paterson University of New Jersey, NJ.
Frequently asked
- When does it freeze in Hawthorne?
- Frost typically leaves Hawthorne by mid-April and returns to Hawthorne near mid-November.
- What is the rainy season in Hawthorne?
- Rainfall in Hawthorne peaks in December near 4.3 inches, out of about 47 inches annually.
- What is the warmest month in Hawthorne?
- July is Hawthorne's warmest month, averaging about 75°F.
- What is the coldest month in Hawthorne?
- Hawthorne bottoms out in January, with a mean near 28°F.
- When can I start a vegetable garden in Hawthorne?
- Time tomatoes in Hawthorne for two weeks after mid-April; peas and greens start at Hawthorne's frost line.
- How many rainy days does Hawthorne get?
- Expect roughly 183 wet days a year in Hawthorne.
- What hardiness zone is Hawthorne?
- Hawthorne's hardiness zone tracks its winter low; with January near 28°F, check the USDA ZIP map for the exact zone.
- What is the 10-day forecast for Hawthorne?
- Hawthorne'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 Hawthorne?
- See this week's day-by-day rain chances for Hawthorne in the daily forecast above, and the next 24 hours in the hourly chart.
- What is the weather like right now in Hawthorne?
- Current conditions for Hawthorne and the next 24 hours — temperature, precipitation chance, and wind by the hour — are in the hourly forecast chart above.
- How often is the Hawthorne forecast updated?
- The Hawthorne forecast on this page is built from Open-Meteo weather-model data and refreshes regularly through the day.
- When are sunrise and sunset in Hawthorne?
- Today's sunrise and sunset times for Hawthorne 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 Hawthorne?
- The next few days in Hawthorne's forecast are the most reliable; accuracy declines beyond about a week as weather-model uncertainty grows.
Climate
Hawthorne, New Jersey has a warm-summer humid continental climate: January averages roughly 28°F, July about 75°F, 47°F between them.
Yearly precipitation in Hawthorne totals around 47 inches, spread over about 183 days of rain or snow.
Latitude 41.0°N gives Hawthorne its 47°F swing, and with it the rhythm of Hawthorne's growing season.
ZIP codes in Hawthorne
- 07506