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

Weather in Penn State Berks, Pennsylvania

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

Penn State Berks, PA
Sunday, May 17 at 1:46 AM
73
°
Mostly Clear
Feels like
71°
Humidity
47%
Wind
6 mph
Sunrise
5:46 AM
Sunset
8:14 PM
Penn State Berks, PA
Hour by hour · 24h
54°
9p
54°
10p
53°
11p
51°
12a
50°
1a
51°
2a
52°
3a
52°
4a
50°
5a
50°
6a
51°
7a
53°
8a
55°
9a
59°
10a
62°
11a
63°
12p
65°
1p
67°
2p
68°
3p
67°
4p
67°
5p
69°
6p
69°
7p
66°
8p
L 50°H 69°
Penn State Berks, PA
7-day forecast
  1. Today
    May 16
    Overcast
    11%
    84°46°
  2. Sunday
    May 17
    Overcast
    11%
    87°60°
  3. Monday
    May 18
    Thunderstorm
    10%
    89°67°
  4. Tuesday
    May 19
    Drizzle
    89°66°
  5. Wednesday
    May 20
    Heavy Drizzle
    81%
    86°58°
  6. Thursday
    May 21
    Overcast
    29%
    71°49°
  7. Friday
    May 22
    Drizzle
    33%
    60°47°
Penn State Berks, PA
Anemometer · 24h winds · from true
NESW
From · True
S
191° · veering 87°
Direction
S
191°
Sustained
6
mph
Gust
12
mph
Peak 24h
25
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 25 @ 1:00a
−24h−18h−12h−6hnow
Light breeze veering 87° from the s.
Penn State Berks, PA
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
1004.5
0.0 mb in 3h · steady · 29.66 inHg
Now
1004.5
mb
3h
0.0
mb
12h
-1.9
mb
24h
-2.6
mb
Regime · RAIN
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 10031010
−24h−18h−12h−6hnow
Damp, unsettled regime — wet weather lingers nearby.
Penn State Berks, PA
Air quality
92
AQI
Moderate
PM 2.5
9.6 μg/m³
PM 10
9.9 μg/m³
NO₂
7.0 μg/m³
Ozone
110.0 μg/m³
UV Index
0.0 Low
Penn State Berks, PA
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 28m
Sunset
8:14 PM
Civil dusk
12:46 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Penn State Berks, PA
The moon
New Moon
0% illuminated
Moonrise
9:50 AM
Moonset
12:41 AM
In sign
♉︎ Taurus
Penn State Berks, 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 →

Penn State Berks at a glance

  • Today vs. normal: 73°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.

Planting calendar

MonthPlantHarvest
January
February
March
Aprillettuce, peas, spinach, radishes
Maylettuce, peas, spinach, radishes, tomatoes, peppers, beans, squashlettuce, peas, radishes
Junetomatoes, peppers, beans, squashlettuce, peas, radishes
Julytomatoes, peppers, beans, squashtomatoes, beans, summer squash
Augusttomatoes, beans, summer squash
Septemberfall brassicas, garlic (overwinter), carrotstomatoes, beans, summer squash
Octoberfall brassicas, garlic (overwinter), carrotswinter squash, tomatoes (last)
November
December

A year in weather

Penn State Berks's warmest month is July (~76°F mean) and its coldest is January (~31°F). Rainfall peaks in September (4.9 inches) and bottoms out in February (2.6 inches).

MonthMean tempPrecipRainy days
January31°3.06
February33°2.66
March42°3.56
April53°3.47
May63°3.57
June72°4.88
July76°4.87
August74°4.57
September67°4.96
October55°3.87
November45°3.05
December36°3.57

Frequently asked

When does it freeze in Penn State Berks?
Penn State Berks's last spring frost typically falls around mid-April, and the first fall frost arrives around mid-November.
What is the rainy season in Penn State Berks?
September is the wettest month with about 4.9 inches of rain on average; the city receives roughly 45 inches annually.
What is the warmest month in Penn State Berks?
July is typically warmest, averaging about 76°F.
What is the coldest month in Penn State Berks?
January is typically coldest, averaging about 31°F.
When can I start a vegetable garden in Penn State Berks?
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 Penn State Berks get?
Penn State Berks averages about 80 rainy days per year.
What hardiness zone is Penn State Berks?
Penn State Berks'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

Penn State Berks, Pennsylvania 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, Penn State Berks receives about 45 inches of precipitation spread over roughly 80 rainy days.

The rhythm of the year is set by latitude (40.4°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.

ZIP codes in Penn State Berks

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.