TidePlanet

Weather in Penns Grove

14-day forecast · updated today, Thursday, October 29, at 4:24 am (EDT)
Now · clear 46 °F
Feels like
43 °F
Low / high
44 / 67 °F
Rain
2%
Wind
4 mph NE
→ 30.28 inHg · steady

Today in Penns Grove: clear sky, 44 °F to 67 °F, with a 2% chance of rain and a light breeze from the northeast (4 mph). Tomorrow, mainly clear, 56 °F to 70 °F and a 3% chance of rain. The warmest day of the week is Friday 30, at 70 °F. Next likely rain: Wednesday 4 (23%).

Measured now at the airport

Wilmington/New Castle (KILG), 8.3 mi away · 33 min ago

Visibility9.9 mi or more
WeatherNothing to note
Temperature47 °F
WindCalm

It's what the airport's weather station measured, not a forecast: on the coast, wind and fog can be different. Airports report every 30 or 60 minutes.

Airport METAR report, via NOAA's Aviation Weather Center (aviationweather.gov). Sources and licenses

Temperatures for the next 14 days

Day by day

Day Sky Low / high Rain Max wind High tides Model
Today · 29 Clear sky 44 / 67 °F 2% 10 mph SW 2:31 am · 2:47 pm HRRR + NBM
Fri 30 Mainly clear 56 / 70 °F 3% 8 mph WNW 3:26 am · 3:45 pm NBM
Sat 31 Overcast 49 / 63 °F 0% 6 mph NNW 4:28 am · 4:49 pm NBM
Sun 1 Overcast 49 / 65 °F 1% 4 mph S 4:33 am · 4:58 pm NBM
Mon 2 Overcast 51 / 67 °F 4% 3 mph SSW 5:41 am · 6:07 pm NBM
Tue 3 Overcast 54 / 69 °F 11% 5 mph ESE 6:46 am · 7:12 pm NBM
Wed 4 Light drizzle 57 / 69 °F 23% · 0.13 in 7 mph ESE 7:47 am · 8:10 pm NBM
Thu 5 Drizzle 59 / 69 °F 34% · 0.37 in 7 mph SE 8:42 am · 9:03 pm NBM
Fri 6 Rain 57 / 65 °F 34% · 0.32 in 7 mph NNW 9:32 am · 9:52 pm NBM
Sat 7 Rain 53 / 62 °F 27% · 0.09 in 8 mph NNW 10:18 am · 10:37 pm NBM
Sun 8 Overcast 49 / 60 °F 24% · 0.08 in 6 mph NW 11:00 am · 11:20 pm NBM + ECMWF
Mon 9 Partly cloudy 46 / 60 °F 17% 7 mph WSW 11:40 am ECMWF
Tue 10 Light drizzle 46 / 64 °F 20% · 0.06 in 6 mph WSW 12:02 am · 12:18 pm ECMWF
Wed 11 Light drizzle 49 / 61 °F 22% · 0.02 in 9 mph WNW 12:43 am · 12:55 pm ECMWF

Each hour comes from the best model for this spot: HRRR until Thursday 29 11:00 pm; then NBM until Sunday 8 8:00 pm; then ECMWF until Thursday 12 10:00 pm; then GFS.

Each day comes from the best model covering this spot: regional ones first (HRRR and NBM in the U.S., AROME, ICON-EU), then ECMWF; day 16, NOAA GFS. Waves: Météo-France up to day 10, then ECMWF WAM, coarser and further offshore. High tides: our own tide calculation.

Today, every 3 hours

Time 12:00 am3:00 am6:00 am9:00 am12:00 pm3:00 pm6:00 pm9:00 pm
Sky ClearClearClearClear skyClear skyClear skyClear skyClear
Temperature 51°47°45°47°62°67°60°55°
Chance of rain 0%0%0%0%0%0%0%1%
Rain 0.00 in0.00 in0.00 in0.00 in0.00 in0.00 in0.00 in0.00 in
Wind (mph) 1 NNE4 E3 NE0 SSW7 SW9 SW6 SW5 S
Humidity 79%84%86%96%78%68%77%90%
UV 00013200
Model HRRRHRRRHRRRHRRRHRRRHRRRHRRRHRRR

Do the models agree?

High confidence

The models agree for the next few days: the forecast is fairly solid.

What 6 forecast models say for the next few days. The closer they are, the more reliable the forecast.

Do the models agree? · High
High (°F) TodayFri 30Sat 31Sun 1Mon 2Tue 3Wed 4
ECMWF 69°71°60°63°67°71°71°
AIFS 69°74°61°62°65°69°72°
GFS 70°71°58°63°64°65°70°
ICON 68°72°62°61°68°73°71°
HRRR 67°69°—————
NBM 69°70°63°65°67°69°69°
Confidence highhighhighhighhighhighhigh
Do the models agree? · Rain
Rain TodayFri 30Sat 31Sun 1Mon 2Tue 3Wed 4
ECMWF 0000000.02 in
AIFS 0000000
GFS 0000000
ICON 0000000
HRRR 00—————
NBM 0000000.12 in
Confidence highhighhighhighhighhighhigh
Do the models agree? · Wind
Wind (mph) TodayFri 30Sat 31Sun 1Mon 2Tue 3Wed 4
ECMWF 71711238194198214191023
AIFS 71175556
GFS 7141323921488105111121
ICON 614102291941161449615
HRRR 10141523—————
NBM 5118176114737511715
Confidence highhighhighhighhighhighhigh

Chance of rain from the ensemble models

Model TodayFri 30Sat 31Sun 1Mon 2Tue 3Wed 4
ECMWF (51 scenarios) 0%0%0%2%6%13%14%
GFS (GEFS, 31 scenarios) 0%0%0%0%13%16%23%
NBM (NOAA) 2%3%0%1%4%11%23%
Thunderstorm (NBM) 0%0%0%0%0%1%1%

Each model's day runs midnight to midnight local time; models that reach fewer days are left blank. Rain: daily total. Wind: the day's highest average wind and, in small type, the strongest gust. Highlighted: values that stand out from the rest. The chance of rain comes from many runs of the same model with slightly different starting data.

Outlook

How the coming weeks and months compare with what is normal for the time of year. It is a trend, not a day-by-day forecast.

Next few weeks, compared with normal: warmer and a bit wetter.

Next 6 weeks

When TemperatureTemp. Rain Typical high / low
Nov 2 – Nov 8Nov 2–Nov 8 Well above +7.6 °F Above +73% —
Nov 9 – Nov 15Nov 9–Nov 15 Normal +0.5 °F Normal —
Nov 16 – Nov 22Nov 16–Nov 22 A bit above +2.3 °F Normal 55° / 42°
Nov 23 – Nov 29Nov 23–Nov 29 A bit above +2.5 °F A bit above +40% 52° / 41°
Nov 30 – Dec 6Nov 30–Dec 6 A bit above +1.8 °F A bit above +28% 50° / 38°

Coming months

When TemperatureTemp. Rain
November A bit above +1.3 °F A bit above +26%
December A bit above +2.3 °F A bit above +34%
January Above +3.2 °F A bit above +43%
February A bit above +1.8 °F A bit above +36%
March A bit above +2.3 °F A bit above +29%

Weeks: ECMWF 46-day (average of its scenarios), against the normal of the last 20 years for those dates. Months: ECMWF SEAS5. Rain: total against normal. The further ahead, the closer it gets to normal and the less detail it can give.

Penns Grove climate by monthClimate by month

Normal weather for each month (1991–2020 averages)

The best time to visit Penns Grove is from May to September: highs of 73 °F to 87 °F, about 10 rainy days a month and 7 hours of sunshine a day.

Hurricane season: from July to September, peaking in July. In the last 30 years (1996–2025), 8 tropical cyclones passed within 93 mi of Penns Grove, about 3 every 10 years. The most recent: Elsa, in July 2021.

Month High Low Rain Rainy daysDays Sun (h/day) Water Cyclones
JanuaryJan 42° 27° 3.33 in 7 3.7 39° –
FebruaryFeb 44° 27° 2.82 in 7 5.2 37° –
MarchMar 52° 34° 4.14 in 8 5.5 41° –
AprilApr 63° 43° 3.52 in 8 6.1 49° –
MayMay 73° 53° 3.67 in 10 7.0 58° –
JuneJun 82° 62° 4.18 in 11 7.5 68° 1
JulyJul 87° 67° 4.23 in 11 7.8 74° 3
AugustAug 85° 66° 3.98 in 10 7.0 76° 2
SeptemberSep 78° 59° 4.44 in 8 6.0 73° 2
OctoberOct 67° 48° 3.50 in 7 4.9 64° –
NovemberNov 56° 39° 3.09 in 7 4.2 53° –
DecemberDec 46° 31° 4.04 in 8 3.4 44° –
Month Water Cyclones
Jan 39° –
Feb 37° –
Mar 41° –
Apr 49° –
May 58° –
Jun 68° 1
Jul 74° 3
Aug 76° 2
Sep 73° 2
Oct 64° –
Nov 53° –
Dec 44° –

Days: rainy days in the month. Sun: hours a day.

A normal year brings 44.95 in of rain on about 102 days and about 2,100 hours of sunshine.

Cyclones: how many tropical cyclones (tropical storms, hurricanes and typhoons) passed within 93 mi in each month from 1996 to 2025, according to IBTrACS (NOAA).

1991–2020 averages. Highs, lows and rainfall: TerraClimate; rainy days (0.04 in or more): NASA POWER (MERRA-2); sunshine hours: estimated from solar radiation; water: NOAA OISST; waves (average height): ERA5, 2011–2020. Normals are not a forecast: any given year can turn out very different. Sources and licenses

Temperature

Now46 °Ffeels like 43 °F
Tomorrow56 / 70 °F

It's 46 °F now (feels like 43 °F). Today, 44 °F to 67 °F; tomorrow, 56 °F to 70 °F.

Chance of rain

  • Today 2%
  • Fri 30 3%
  • Sat 31 0%
  • Sun 1 1%
  • Mon 2 4%
  • Tue 3 11%
  • Wed 4 23% 0.13 in

Today the chance of rain reaches 2%. The next day with likely rain is Wednesday 4: 23% and 0.13 in.

No rain in the last 7 days.

Humidity and dew point

Humidity84%
Dew point42 °F

Humidity is 84% now and the dew point is 42 °F.

The dew point is the temperature at which the air becomes saturated: the higher it is, the heavier the air feels.

Visibility and fog

Now8.3 migood
Clouds3%

Visibility is good now (8.3 mi). There may be fog today at 7:00 am, 8:00 am.

UV index

Now0
Today's peak4moderate

Fri 30: 4 · Sat 31: 4 · Sun 1: 3

IndexLevelWhat to do
0–2lowNo special protection needed.
3–5moderateHat, sunglasses and sunscreen around midday.
6–7highSunscreen, hat and shade between 12 and 4 pm.
8–10very highAvoid the midday sun; reflection off the water adds to it.
11+extremeAvoid the sun between 11 am and 5 pm; protect yourself even if it is cloudy.

Reflection off water and sand adds radiation: protect yourself more on a boat or at the beach.

Barometric pressure

  • ↗ Rising Anglers say fish bite less for a while
  • → Steady · now Anglers expect normal activity
  • ↘ Falling Anglers say fish feed more before the change

Steady now (−0.02 inHg in 3 hours). Over the next 48 hours: +0.07 inHg. Steady pressure: anglers expect normal activity. Fast changes, either way, tend to affect fishing.

Air and pollen

Air qualityGood · 47
Saharan dustNo

Previous days

The weather over the last 30 days, as the models analyzed it. Tap a day to see it hour by hour.

DaySkyLow / highRainMax wind
Wed 28 Overcast44 / 66 °F05 mph E
Tue 27 Partly cloudy50 / 67 °F07 mph NNE
Mon 26 Clear sky42 / 71 °F07 mph WNW
Sun 25 Clear sky36 / 66 °F04 mph NW
Sat 24 Partly cloudy36 / 63 °F04 mph N
Fri 23 Partly cloudy46 / 61 °F010 mph NNE
Thu 22 Partly cloudy45 / 68 °F010 mph NNW
Show all 30 days
DaySkyLow / highRainMax wind
Wed 21 Overcast46 / 65 °F010 mph N
Tue 20 Clear sky49 / 69 °F010 mph N
Mon 19 Clear sky38 / 65 °F06 mph N
Sun 18 Clear sky39 / 59 °F09 mph NNE
Sat 17 Drizzle44 / 63 °F0.15 in13 mph N
Fri 16 Rain59 / 75 °F1.11 in11 mph SSW
Thu 15 Light drizzle58 / 71 °F0.04 in11 mph NE
Wed 14 Overcast65 / 82 °F08 mph WSW
Tue 13 Clear sky55 / 78 °F09 mph SW
Mon 12 Light rain55 / 73 °F0.30 in11 mph NNW
Sun 11 Rain59 / 64 °F1.70 in15 mph ENE
Sat 10 Overcast50 / 72 °F07 mph ENE
Fri 9 Overcast49 / 74 °F07 mph WNW
Thu 8 Clear sky55 / 76 °F011 mph W
Wed 7 Overcast42 / 69 °F08 mph SSW
Tue 6 Clear sky48 / 63 °F08 mph NW
Mon 5 Overcast56 / 71 °F011 mph WNW
Sun 4 Drizzle58 / 62 °F0.15 in9 mph NE
Sat 3 Overcast59 / 70 °F010 mph NNE
Fri 2 Drizzle66 / 84 °F0.11 in9 mph SW
Thu 1 Overcast62 / 81 °F06 mph SSW
Wed 30 Light drizzle63 / 76 °F0.04 in5 mph SW
Tue 29 Overcast62 / 72 °F05 mph NW

These are the models at the start of each day (ECMWF and GFS; waves from Météo-France), not readings from a weather station: there can be differences at specific spots.

Questions about the weather in Penns GroveQuestions

What's the weather like today in Penns Grove?

Clear sky, from 44 °F to 67 °F, with a light breeze from the northeast (4 mph) and a 2% chance of rain.

Will it rain tomorrow in Penns Grove?

On Friday 30 the chance of rain is 3% (0.00 in): mainly clear.

How warm will it be this week?

Between a low of 44 °F and a high of 70 °F; the warmest day, Friday 30.

What's the UV index today?

It reaches 4 (moderate). Hat, sunglasses and sunscreen around midday.

Is the pressure rising or falling?

It's 30.28 inHg and steady: −0.12 inHg over the last 24 hours.

When is the best time to visit Penns Grove?

The best time to visit Penns Grove is from May to September: highs of 73 °F to 87 °F, about 10 rainy days a month and 7 hours of sunshine a day.

What is the weather like in Penns Grove in October?

In October, Penns Grove normally sees highs of 67 °F and lows of 48 °F, with about 7 rainy days (3.50 in for the month) and 5 hours of sunshine a day. The sea is around 64 °F. These are 1991–2020 averages.

What are the warmest and wettest months in Penns Grove?

The warmest is July, with average highs of 87 °F, and the coldest January, with lows of 27 °F. The wettest is September (4.44 in) and the driest, February.

When is hurricane season in Penns Grove?

Hurricane season: from July to September, peaking in July. In the last 30 years (1996–2025), 8 tropical cyclones passed within 93 mi of Penns Grove, about 3 every 10 years. The most recent: Elsa, in July 2021.

More about Penns Grove today

Weather near Penns Grove

Only places with a different forecast: spots a few miles apart share the same model cell and wouldn't add anything.

Learn more

Weather: Open-Meteo, CC BY 4.0, with the best model for each spot and lead time (NOAA HRRR and NBM in the U.S., Météo-France AROME, DWD ICON-EU, ECMWF IFS and NOAA GFS); ECMWF grid point 2.2 mi away. The comparison also uses ICON (DWD), AIFS (ECMWF) and ARPEGE (Météo-France). Outlook: ECMWF 46-day and SEAS5. Chance of rain from ensemble models (ECMWF, GEFS and NBM). UV, air quality and pollen: CAMS (Copernicus).

Forecast from Open-Meteo (CC BY 4.0) with models from ECMWF, NOAA, Météo-France, DWD, Copernicus Marine and CAMS. Updated at 4:24 am (local time).

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