Weather StoryAlmanac, microseasons, and the day's weather story.

Weather in Penns Grove, New Jersey

Roses open along the stoops. Day 59 of spring. Read this microseason across nine climate regions →

Penns Grove, NJ
Sunday, May 17 at 1:46 AM
71
°
Overcast
Feels like
69°
Humidity
48%
Wind
7 mph
Sunrise
5:46 AM
Sunset
8:10 PM
Penns Grove, NJ
Hour by hour · 24h
55°
9p
53°
10p
52°
11p
52°
12a
52°
1a
50°
2a
50°
3a
49°
4a
49°
5a
50°
6a
51°
7a
53°
8a
55°
9a
58°
10a
62°
11a
64°
12p
66°
1p
67°
2p
66°
3p
65°
4p
65°
5p
68°
6p
66°
7p
64°
8p
L 49°H 68°
Penns Grove, NJ
7-day forecast
  1. Today
    May 16
    Overcast
    81°49°
  2. Sunday
    May 17
    Overcast
    88°62°
  3. Monday
    May 18
    Light Drizzle
    91°64°
  4. Tuesday
    May 19
    Light Drizzle
    92°68°
  5. Wednesday
    May 20
    Showers
    61%
    91°64°
  6. Thursday
    May 21
    Overcast
    39%
    75°55°
  7. Friday
    May 22
    Drizzle
    36%
    64°50°
Penns Grove, NJ
Anemometer · 24h winds · from true
NESW
From · True
SSW
194° · veering 82°
Direction
SSW
194°
Sustained
7
mph
Gust
16
mph
Peak 24h
21
avg 8
Beaufort · 2 · LIGHT BRZ
0
CALM
<1
1
LIGHT AIR
1–3
2
LIGHT BRZ
4–7
3
GENTLE BRZ
8–12
4
MOD BRZ
13–18
5
FRESH BRZ
19–24
6
STRONG BRZ
25–31
7
NEAR GALE
32–38
24h · sust vs gust · mph
avg 8 · pk 21 @ 1:00p
−24h−18h−12h−6hnow
Light breeze veering 82° from the ssw.
Penns Grove, NJ
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
1014.7
-0.1 mb in 3h · steady · 29.96 inHg
Now
1014.7
mb
3h
-0.1
mb
12h
-2.6
mb
24h
-3.0
mb
Regime · CHANGE
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 10131020
−24h−18h−12h−6hnow
Air sits at the threshold — small shifts decide the day.
Penns Grove, NJ
Air quality
97
AQI
Moderate
PM 2.5
8.5 μg/m³
PM 10
8.6 μg/m³
NO₂
4.7 μg/m³
Ozone
125.0 μg/m³
UV Index
0.0 Low
Penns Grove, NJ
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
9:17 AM
Sunrise
5:46 AM
Daylight
14h 24m
Sunset
8:10 PM
Civil dusk
12:41 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Penns Grove, NJ
The moon
New Moon
0% illuminated
Moonrise
9:50 AM
Moonset
12:37 AM
In sign
♉︎ Taurus
Penns Grove, NJ
Microseason · 28 of 72
May 16–20

Roses open along the stoops

plant
Jan 137% of the yearDec 31

Read this microseason across nine climate regions →

Penns Grove at a glance

  • Today vs. normal: 71°F — typical for the season
  • Last frost: April 14 (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.

ZIP codes in Penns Grove

Climate normals from the Open-Meteo Climate API. Köppen approximation from NOAA NCEI U.S. Climate Regions. See methodology for data sources, editorial rules, and corrections. Maintainer: Brian Tighe.