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Weather in Pottstown, Pennsylvania

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

Pottstown, PA
Sunday, May 17 at 1:39 AM
71
°
Overcast
Feels like
70°
Humidity
50%
Wind
5 mph
Sunrise
5:45 AM
Sunset
8:12 PM
Pottstown, PA
Hour by hour · 24h
54°
9p
52°
10p
51°
11p
50°
12a
50°
1a
50°
2a
50°
3a
50°
4a
50°
5a
50°
6a
50°
7a
52°
8a
54°
9a
57°
10a
60°
11a
62°
12p
64°
1p
65°
2p
64°
3p
65°
4p
66°
5p
67°
6p
67°
7p
63°
8p
L 50°H 67°
Pottstown, PA
7-day forecast
  1. Today
    May 16
    Overcast
    82°46°
  2. Sunday
    May 17
    Overcast
    88°62°
  3. Monday
    May 18
    Heavy Drizzle
    88°67°
  4. Tuesday
    May 19
    Light Showers
    89°66°
  5. Wednesday
    May 20
    Showers
    76%
    85°57°
  6. Thursday
    May 21
    Overcast
    29%
    70°46°
  7. Friday
    May 22
    Drizzle
    33%
    60°48°
Pottstown, PA
Anemometer · 24h winds · from true
NESW
From · True
SSW
204° · veering 165°
Direction
SSW
204°
Sustained
5
mph
Gust
13
mph
Peak 24h
20
avg 6
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 6 · pk 20 @ 8:00p
−24h−18h−12h−6hnow
Light breeze veering 165° from the ssw.
Pottstown, PA
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
1007.7
0.0 mb in 3h · steady · 29.76 inHg
Now
1007.7
mb
3h
0.0
mb
12h
-2.4
mb
24h
-2.9
mb
Regime · RAIN
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 10061013
−24h−18h−12h−6hnow
Damp, unsettled regime — wet weather lingers nearby.
Pottstown, PA
Air quality
95
AQI
Moderate
PM 2.5
8.8 μg/m³
PM 10
8.9 μg/m³
NO₂
6.8 μg/m³
Ozone
123.0 μg/m³
UV Index
0.0 Low
Pottstown, 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 27m
Sunset
8:12 PM
Civil dusk
12:44 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Pottstown, PA
The moon
New Moon
0% illuminated
Moonrise
9:49 AM
Moonset
12:39 AM
In sign
♉︎ Taurus
Pottstown, 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 →

Pottstown at a glance

  • Today vs. normal: 71°F — typical for the season
  • 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.

ZIP codes in Pottstown

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.