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

Weather in Marcus Hook, Pennsylvania

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

Marcus Hook, PA
Sunday, May 17 at 2:56 AM
72
°
Overcast
Feels like
68°
Humidity
47%
Wind
8 mph
Sunrise
5:45 AM
Sunset
8:10 PM
Marcus Hook, PA
Hour by hour · 24h
55°
10p
53°
11p
53°
12a
53°
1a
52°
2a
51°
3a
51°
4a
51°
5a
51°
6a
52°
7a
54°
8a
56°
9a
59°
10a
61°
11a
63°
12p
66°
1p
66°
2p
66°
3p
65°
4p
66°
5p
67°
6p
67°
7p
64°
8p
61°
9p
L 51°H 67°
Marcus Hook, PA
7-day forecast
  1. Today
    May 16
    Overcast
    82°50°
  2. Sunday
    May 17
    Overcast
    90°63°
  3. Monday
    May 18
    Light Drizzle
    96°65°
  4. Tuesday
    May 19
    Light Drizzle
    92°68°
  5. Wednesday
    May 20
    Showers
    64%
    91°64°
  6. Thursday
    May 21
    Overcast
    39%
    75°55°
  7. Friday
    May 22
    Drizzle
    36%
    64°50°
Marcus Hook, PA
Anemometer · 24h winds · from true
NESW
From · True
SSW
212° · backing 111°
Direction
SSW
212°
Sustained
8
mph
Gust
15
mph
Peak 24h
22
avg 8
Beaufort · 3 · GENTLE 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 22 @ 5:00p
−24h−18h−12h−6hnow
Light breeze backing 111° from the ssw.
Marcus Hook, PA
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
1012.9
-0.1 mb in 3h · rising rapidly · 29.91 inHg
Now
1012.9
mb
3h
-0.1
mb
12h
-3.6
mb
24h
-4.8
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.
Marcus Hook, PA
Air quality
98
AQI
Moderate
PM 2.5
9.7 μg/m³
PM 10
9.9 μg/m³
NO₂
6.9 μg/m³
Ozone
119.0 μg/m³
UV Index
0.0 Low
Marcus Hook, PA
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
9:16 AM
Sunrise
5:45 AM
Daylight
14h 25m
Sunset
8:10 PM
Civil dusk
12:42 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Marcus Hook, PA
The moon
New Moon
0% illuminated
Moonrise
9:50 AM
Moonset
12:37 AM
In sign
♊︎ Gemini
Marcus Hook, PA
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 →

Marcus Hook at a glance

  • Today vs. normal: 72°F — typical for the season
  • Last frost: April 15 (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 Marcus Hook

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.