LEHIGH VALLEY, PA 18001 Weather Forecast & Current Conditions

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ALLENTOWN, PA
Current Weather

1:51 PM EDT AUG 24, 2025
Overcast
75°F
Feels Like: 75°F
Dewpoint: 64°F
Rel. Hum.: 69%
Visibility: 10 miles
Wind: S at 6 mph
Pressure: 29.92 inches
Last 72 hours

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LEHIGH VALLEY, PA 18001
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
THIS AFTERNOON
Mostly cloudy with a chance of showers with a slight chance of thunderstorms. Near steady temperature in the upper 70s. South winds 5 to 10 mph. Chance of rain 50 percent.
TONIGHT
Mostly cloudy with a slight chance of thunderstorms. A slight chance of showers in the evening, then a chance of showers after midnight. Patchy fog. Humid with lows in the lower 60s. South winds 5 to 10 mph. Chance of rain 50 percent.
MONDAY
Patchy fog in the morning. Sunny. Highs around 80. West winds 5 to 10 mph.
MONDAY NIGHT
Mostly clear. Lows in the mid 50s. West winds 5 to 10 mph.
TUESDAY
Sunny. Highs in the mid 70s. West winds 5 to 10 mph.
TUESDAY NIGHT
Partly cloudy in the evening, then becoming mostly clear. Lows in the mid 50s.
WEDNESDAY
Mostly sunny. Highs in the lower 70s.
WEDNESDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 50s.
THURSDAY
Mostly sunny. Highs in the mid 70s.
THURSDAY NIGHT
Partly cloudy. Lows in the mid 50s.
FRIDAY
Mostly sunny. Highs in the mid 70s.
FRIDAY NIGHT
Partly cloudy in the evening, then becoming mostly clear. Lows in the mid 50s.
SATURDAY
Mostly sunny. Highs in the mid 70s.

Visible Weather Satellite
LEHIGH VALLEY, PA 18001
Infrared Weather Satellite
LEHIGH VALLEY, PA 18001
NEXRAD Weather Radar
LEHIGH VALLEY, PA 18001

ALLENTOWN, PA 3 hourly weather forecast

weather forecast created  5:00 AM PDT  8/24/2025
Sunday
24 AUG 2025
LEHIGH VALLEY, PA 18001 weather forecast Day 1, 12 hours 2 PM 78° 80° Mostly Cloudy 18%
RAIN
<.01 in
0% Thunder
( 23% severe)
S   8 60% 63°
High 80° LEHIGH VALLEY, PA 18001 weather forecast Day 1, 15 hours 5 PM 79° 81° Mostly Cloudy S   9 58% 63°
Mostly Cloudy

Chance of Rain

LEHIGH VALLEY, PA 18001 weather forecast Day 1, 18 hours 8 PM 75° 75° Mostly Cloudy 22%
RAIN
<.01 in
0% Thunder
( 20% severe)
S   8 66% 63°
LEHIGH VALLEY, PA 18001 weather forecast Day 1, 21 hours 11 PM 70° 70° Mostly Cloudy S   6 78% 63°
Monday
25 AUG 2025
LEHIGH VALLEY, PA 18001 weather forecast Day 2, 0 hours 2 AM 67° 67° Mostly Cloudy 15%
RAIN
<.01 in
0% Thunder
( 7% severe)
SSE   3 90% 64°
Low 63° LEHIGH VALLEY, PA 18001 weather forecast Day 2, 3 hours 5 AM 65° 65° Mostly Cloudy NW   2 97% 64°
High 81° LEHIGH VALLEY, PA 18001 weather forecast Day 2, 6 hours 8 AM 67° 67° Mostly Cloudy 2%

0% Thunder
( 2% severe)
WNW   5 90% 64°

Decreasing Clouds



LEHIGH VALLEY, PA 18001 weather forecast Day 2, 9 hours 11 AM 75° 75° Partly Cloudy WNW   8 60% 60°
LEHIGH VALLEY, PA 18001 weather forecast Day 2, 12 hours 2 PM 79° 79° Clear 1%

0% Thunder
( 2% severe)
W   10 42% 54°
LEHIGH VALLEY, PA 18001 weather forecast Day 2, 15 hours 5 PM 79° 79° Clear W   12 39% 52°
LEHIGH VALLEY, PA 18001 weather forecast Day 2, 18 hours 8 PM 71° 71° Clear 0%

0% Thunder
( 2% severe)
W   8 51% 52°
LEHIGH VALLEY, PA 18001 weather forecast Day 2, 21 hours 11 PM 65° 65° Clear WNW   7 63% 52°
Tuesday
26 AUG 2025
LEHIGH VALLEY, PA 18001 weather forecast Day 3, 0 hours 2 AM 60° 60° Clear 0%

0% Thunder
( 1% severe)
WNW   6 75% 52°
Low 54° LEHIGH VALLEY, PA 18001 weather forecast Day 3, 3 hours 5 AM 57° 57° Clear W   5 83% 52°
High 76° LEHIGH VALLEY, PA 18001 weather forecast Day 3, 6 hours 8 AM 60° 61° Clear 1%

0% Thunder
( 2% severe)
W   3 75% 52°

Partly Cloudy



LEHIGH VALLEY, PA 18001 weather forecast Day 3, 9 hours 11 AM 70° 70° Partly Cloudy W   7 53% 52°
LEHIGH VALLEY, PA 18001 weather forecast Day 3, 15 hours 2 PM 75° 75° Partly Cloudy 9%

0% Thunder
( 9% severe)
W   9 43% 51°
LEHIGH VALLEY, PA 18001 weather forecast Day 3, 18 hours 5 PM 74° 74° Partly Cloudy W   10 43% 50°
LEHIGH VALLEY, PA 18001 weather forecast Day 3, 21 hours 8 PM 68° 68° Partly Cloudy     WNW   7 53% 50°

ALLENTOWN, PA extended weather forecast

Wednesday
27 AUG 2025
Thursday
28 AUG 2025
Friday
29 AUG 2025
Saturday
30 AUG 2025
Sunday
31 AUG 2025
Low 52° Low 49° Low 54° Low 58° Low 64°
High 75° High 80° High 82° High 81° High 82°
LEHIGH VALLEY, PA 18001 weather forecast Day 4 LEHIGH VALLEY, PA 18001 weather forecast Day 5 LEHIGH VALLEY, PA 18001 weather forecast Day 6 LEHIGH VALLEY, PA 18001 weather forecast Day 7 <!--SEARCHED_TOWN_NAME--> weather forecast Day 8
Partly Cloudy
11% Rain
Clear
11% Rain
Partly Cloudy
21% Rain
Partly Cloudy
18% Rain
Partly Cloudy
32% Rain
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