Weather in The College of New Jersey, New Jersey
Roses open along the stoops. Day 59 of spring. Read this microseason across nine climate regions →
When the dew is on the grass, rain will never come to pass.
- Moonrise
- 9:46 AM
- Moonset
- 12:36 AM
- In sign
- ♉︎ Taurus
Roses open along the stoops
The College of New Jersey at a glance
- Today vs. normal: NaN°F below the seasonal normal for this latitude
- Last frost: April 18 (climatological average for this latitude)
- Microseason: 28 of 72, May 16–20
- Planting window: Direct sow okra, melons, and southern peas. Thin carrot rows.
Right now in the garden
Warm-season window is open
As of May 17, the last spring frost has passed for most years. Transplant tomatoes, peppers, eggplants, basil, and cucurbits (cucumbers, squash, melons) now. Direct-sow beans and corn into warm soil.
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 College of New Jersey's warmest month is July (~76°F mean) and its coldest is January (~31°F). Rainfall peaks in July (4.8 inches) and bottoms out in February (2.8 inches).
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 31° | 3.6″ | 7 |
| February | 33° | 2.8″ | 5 |
| March | 41° | 4.4″ | 8 |
| April | 52° | 3.6″ | 7 |
| May | 61° | 3.5″ | 7 |
| June | 71° | 4.7″ | 7 |
| July | 76° | 4.8″ | 6 |
| August | 74° | 4.3″ | 6 |
| September | 67° | 4.1″ | 7 |
| October | 55° | 4.0″ | 5 |
| November | 45° | 3.2″ | 6 |
| December | 35° | 4.3″ | 7 |
Regional context
The College of New Jersey sits within a warm-summer humid continental climate region — a cohort that shares similar temperature ranges, seasonal patterns, and growing conditions across nearby cities.
Similar climates: Trenton, NJ, Newark, NJ, Jersey City, NJ, Paterson, NJ, Elizabeth, NJ.
Frequently asked
- When does it freeze in The College of New Jersey?
- The College of New Jersey's last spring frost typically falls around mid-April, and the first fall frost arrives around mid-November.
- What is the rainy season in The College of New Jersey?
- July is the wettest month with about 4.8 inches of rain on average; the city receives roughly 47 inches annually.
- What is the warmest month in The College of New Jersey?
- July is typically warmest, averaging about 76°F.
- What is the coldest month in The College of New Jersey?
- January is typically coldest, averaging about 31°F.
- When can I start a vegetable garden in The College of New Jersey?
- Cool-season crops (peas, lettuce) can be sown around the last spring frost (mid-April); warm-season crops (tomatoes, peppers) wait until 1–2 weeks after.
- How many rainy days does The College of New Jersey get?
- The College of New Jersey averages about 76 rainy days per year.
- What hardiness zone is The College of New Jersey?
- The College of New Jersey's USDA hardiness zone is determined by its lowest average winter temperature; check the USDA's online lookup with the city ZIP for the current zone designation.
Climate
The College of New Jersey, New Jersey sits in a warm-summer humid continental climate zone. January means hover near 31°F while July averages 76°F — a 45°F seasonal swing.
Across the year, The College of New Jersey receives about 47 inches of precipitation spread over roughly 76 rainy days.
The rhythm of the year is set by latitude (40.3°N), proximity to large water bodies, and elevation — all of which shape what grows here, when frost is likely, and what the weather story looks like day to day.