BETHLEHEM, PA 18015 Weather Forecast & Current Conditions

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ALLENTOWN, PA
Current Weather

10:51 PM EDT APR 3, 2026
Clear
54°F
Feels Like: 53°F
Dewpoint: 52°F
Rel. Hum.: 93%
Visibility: 10 miles
Wind: SW at 5 mph
Pressure: 30.13 inches
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BETHLEHEM, PA 18015
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TONIGHT
Partly cloudy with a slight chance of showers this evening, then mostly cloudy after midnight. Patchy fog after midnight. Not as cool with lows in the mid 50s. Southwest winds 5 to 10 mph. Chance of rain 20 percent.
SATURDAY
Patchy fog in the morning. Partly sunny in the morning, then mostly cloudy with showers likely with a slight chance of thunderstorms in the afternoon. Highs around 70. North winds around 5 mph, becoming southeast 10 to 15 mph in the afternoon. Chance of rain 60 percent.
SATURDAY NIGHT
Showers likely. Lows in the upper 40s. East winds 10 to 15 mph. Chance of rain 70 percent.
SUNDAY
Showers. Highs in the mid 60s. Temperature falling into the upper 50s in the afternoon. South winds 5 to 10 mph, becoming west 10 to 15 mph in the afternoon. Chance of rain near 100 percent.
SUNDAY NIGHT
Partly cloudy with a chance of showers in the evening, then mostly clear after midnight. Cooler with lows in the upper 30s. West winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 50 percent.
MONDAY
Mostly sunny. Cooler with highs in the mid 50s.
MONDAY NIGHT
Partly cloudy. Lows in the mid 30s.
TUESDAY
Mostly sunny. Highs in the upper 40s.
TUESDAY NIGHT
Clear, cold with lows in the mid 20s.
WEDNESDAY
Sunny. Highs in the lower 50s.
WEDNESDAY NIGHT
Mostly clear. Cold with lows in the lower 30s.
THURSDAY
Sunny. Not as cool with highs in the lower 60s.
THURSDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 40s.

Visible Weather Satellite
BETHLEHEM, PA 18015
Infrared Weather Satellite
BETHLEHEM, PA 18015
NEXRAD Weather Radar
BETHLEHEM, PA 18015

ALLENTOWN, PA 3 hourly weather forecast

weather forecast created  4:00 AM PST  4/ 3/2026
Friday
3 APR 2026
BETHLEHEM, PA 18015 weather forecast Day 1, 12 hours 1 PM 63° 62° Mostly Cloudy 6%

0% Thunder
( 2% severe)
SW   10 62% 50°
High 72° BETHLEHEM, PA 18015 weather forecast Day 1, 15 hours 4 PM 71° 71° Mostly Cloudy SW   12 55% 54°
Mostly Cloudy



BETHLEHEM, PA 18015 weather forecast Day 1, 18 hours 7 PM 67° 67° Partly Cloudy 14%
RAIN
<.01 in
0% Thunder
( 9% severe)
SSW   8 65% 55°
BETHLEHEM, PA 18015 weather forecast Day 1, 21 hours 10 PM 63° 63° Mostly Cloudy W   7 75% 55°
Saturday
4 APR 2026
BETHLEHEM, PA 18015 weather forecast Day 2, 0 hours 1 AM 60° 60° Mostly Cloudy 3%

0% Thunder
( 4% severe)
WSW   5 87% 56°
Low 57° BETHLEHEM, PA 18015 weather forecast Day 2, 3 hours 4 AM 58° 58° Partly Cloudy WNW   3 90% 55°
High 75° BETHLEHEM, PA 18015 weather forecast Day 2, 6 hours 7 AM 59° 60° Partly Cloudy 11%
RAIN
<.01 in
0% Thunder
( 11% severe)
NNW   2 87% 55°

Mostly Cloudy

Rain Likely

BETHLEHEM, PA 18015 weather forecast Day 2, 9 hours 10 AM 68° 68° Partly Cloudy E   3 65% 56°
BETHLEHEM, PA 18015 weather forecast Day 2, 12 hours 1 PM 73° 73° Mostly Cloudy 60%
RAIN
.5–1 in
0% Thunder
( 20% severe)
ESE   7 55% 56°
BETHLEHEM, PA 18015 weather forecast Day 2, 15 hours 4 PM 71° 71° Mostly Cloudy ESE   12 59% 56°
BETHLEHEM, PA 18015 weather forecast Day 2, 18 hours 7 PM 61° 59° Mostly Cloudy 44%
RAIN
.25–.5 in
0% Thunder
( 11% severe)
E   12 67% 50°
BETHLEHEM, PA 18015 weather forecast Day 2, 21 hours 10 PM 55° 52° Mostly Cloudy E   10 74% 47°
Sunday
5 APR 2026
BETHLEHEM, PA 18015 weather forecast Day 3, 0 hours 1 AM 52° 49° Mostly Cloudy 35%
RAIN
1–2 in
0% Thunder
( 7% severe)
E   8 86% 48°
Low 51° BETHLEHEM, PA 18015 weather forecast Day 3, 3 hours 4 AM 53° 50° Mostly Cloudy ESE   8 90% 50°
High 66° BETHLEHEM, PA 18015 weather forecast Day 3, 6 hours 7 AM 56° 53° Mostly Cloudy 85%
RAIN
***
0% Thunder
( 8% severe)
S   10 86% 52°

Mostly Cloudy

Rain Likely

BETHLEHEM, PA 18015 weather forecast Day 3, 9 hours 10 AM 60° 58° Mostly Cloudy WSW   13 78% 53°
BETHLEHEM, PA 18015 weather forecast Day 3, 15 hours 1 PM 60° 58° Mostly Cloudy 42%
RAIN
>2 in
0% Thunder
( 1% severe)
WSW   14 67% 49°
BETHLEHEM, PA 18015 weather forecast Day 3, 18 hours 4 PM 60° 58° Mostly Cloudy W   14 53% 43°
BETHLEHEM, PA 18015 weather forecast Day 3, 21 hours 7 PM 55° 52° Partly Cloudy     W   12 53% 38°

ALLENTOWN, PA extended weather forecast

Monday
6 APR 2026
Tuesday
7 APR 2026
Wednesday
8 APR 2026
Thursday
9 APR 2026
Friday
10 APR 2026
Low 40° Low 35° Low 26° Low 36° Low 46°
High 58° High 52° High 52° High 64° High 66°
BETHLEHEM, PA 18015 weather forecast Day 4 BETHLEHEM, PA 18015 weather forecast Day 5 BETHLEHEM, PA 18015 weather forecast Day 6 BETHLEHEM, PA 18015 weather forecast Day 7 <!--SEARCHED_TOWN_NAME--> weather forecast Day 8
Partly Cloudy
29% Rain/Snow
Partly Cloudy
14% Rain/Snow
Clear
7% Rain/Snow
Partly Cloudy
26% Rain
Mostly Cloudy
46% Rain
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