MALVERN, PA 19355 Weather Forecast & Current Conditions

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POTTSTOWN, PA
Current Weather

5:54 AM EDT MAY 18, 2026
Clear
61°F
Feels Like: 61°F
Dewpoint: 61°F
Rel. Hum.: 100%
Visibility: 10 miles
Wind: Calm
Pressure: 30.17 inches
Last 72 hours

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MALVERN, PA 19355
Weather Forecast

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TODAY
Sunny, hot with highs in the lower 90s. Southwest winds 5 to 10 mph.
TONIGHT
Mostly clear. Lows in the upper 60s. South winds 5 to 10 mph.
TUESDAY
Mostly sunny. Hot with highs in the mid 90s. Southwest winds 5 to 10 mph.
TUESDAY NIGHT
Partly cloudy in the evening, then clearing. Lows in the lower 70s. Southwest winds 5 to 10 mph.
WEDNESDAY
Sunny in the morning, then mostly cloudy with showers with a chance of thunderstorms in the afternoon. Hot with highs around 90. Temperature falling into the mid 80s in the afternoon. West winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 90 percent.
WEDNESDAY NIGHT
Mostly cloudy. Showers, mainly in the evening. Much cooler with lows in the mid 50s. Chance of rain 90 percent.
THURSDAY
Mostly cloudy with a 30 percent chance of showers. Not as warm with highs in the upper 60s.
THURSDAY NIGHT
Mostly cloudy. A chance of showers in the evening. Lows around 50. Chance of rain 30 percent.
FRIDAY
Mostly cloudy with a 50 percent chance of showers. Highs in the mid 60s.
FRIDAY NIGHT
Showers likely. Lows in the lower 50s. Chance of rain 70 percent.
SATURDAY
Showers likely. Highs in the upper 60s. Chance of rain 70 percent.
SATURDAY NIGHT
Showers likely. Lows in the mid 50s. Chance of rain 70 percent.
SUNDAY
Mostly cloudy with a chance of showers. Highs in the lower 70s. Chance of rain 50 percent.

Visible Weather Satellite
MALVERN, PA 19355
Infrared Weather Satellite
MALVERN, PA 19355
NEXRAD Weather Radar
MALVERN, PA 19355

POTTSTOWN, PA 3 hourly weather forecast

weather forecast created  5:00 PM PDT  5/17/2026
Monday
18 MAY 2026
MALVERN, PA 19355 weather forecast Day 1, 0 hours 2 AM 68° 68° Partly Cloudy 1%

0% Thunder
( 2% severe)
  CALM 78% 61°
Low 63° MALVERN, PA 19355 weather forecast Day 1, 3 hours 5 AM 64° 66° Partly Cloudy   CALM 87% 60°
High 96° MALVERN, PA 19355 weather forecast Day 1, 6 hours 8 AM 70° 70° Partly Cloudy 1%

0% Thunder
( 2% severe)
  CALM 78% 63°

Clear



MALVERN, PA 19355 weather forecast Day 1, 9 hours 11 AM 86° 87° Clear S   2 45% 62°
MALVERN, PA 19355 weather forecast Day 1, 12 hours 2 PM 94° 94° Clear 2%

0% Thunder
( 13% severe)
SSW   7 32% 60°
MALVERN, PA 19355 weather forecast Day 1, 15 hours 5 PM 95° 94° Clear SSW   9 28% 57°
MALVERN, PA 19355 weather forecast Day 1, 18 hours 8 PM 87° 87° Clear 7%

0% Thunder
( 10% severe)
S   6 42% 61°
MALVERN, PA 19355 weather forecast Day 1, 21 hours 11 PM 79° 80° Partly Cloudy S   6 56% 62°
Tuesday
19 MAY 2026
MALVERN, PA 19355 weather forecast Day 2, 0 hours 2 AM 74° 74° Partly Cloudy 4%

0% Thunder
( 1% severe)
S   5 69% 63°
Low 70° MALVERN, PA 19355 weather forecast Day 2, 3 hours 5 AM 70° 70° Partly Cloudy SSW   3 78% 63°
High 97° MALVERN, PA 19355 weather forecast Day 2, 6 hours 8 AM 74° 74° Partly Cloudy 0%

0% Thunder
( 2% severe)
WSW   2 71% 64°

Partly Cloudy



MALVERN, PA 19355 weather forecast Day 2, 9 hours 11 AM 90° 90° Partly Cloudy WSW   6 39% 62°
MALVERN, PA 19355 weather forecast Day 2, 12 hours 2 PM 96° 95° Partly Cloudy 2%

0% Thunder
( 19% severe)
WSW   9 29% 59°
MALVERN, PA 19355 weather forecast Day 2, 15 hours 5 PM 96° 95° Partly Cloudy SW   10 27% 57°
MALVERN, PA 19355 weather forecast Day 2, 18 hours 8 PM 90° 89° Mostly Cloudy 2%

0% Thunder
( 9% severe)
SSW   7 35% 59°
MALVERN, PA 19355 weather forecast Day 2, 21 hours 11 PM 81° 82° Partly Cloudy SSW   7 49% 60°

POTTSTOWN, PA extended weather forecast

Wednesday
20 MAY 2026
Thursday
21 MAY 2026
Friday
22 MAY 2026
Saturday
23 MAY 2026
Sunday
24 MAY 2026
Low 64° Low 53° Low 47° Low 48° Low 49°
High 86° High 66° High 63° High 62° High 67°
MALVERN, PA 19355 weather forecast Day 3 MALVERN, PA 19355 weather forecast Day 4 MALVERN, PA 19355 weather forecast Day 5 MALVERN, PA 19355 weather forecast Day 6 MALVERN, PA 19355 weather forecast Day 7
Mostly Cloudy
48% Rain
Overcast
50% Rain
Overcast
48% Rain
Overcast
71% Rain
Overcast
67% Rain
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