South Bethlehem, PA Weather Forecast
Local 7-day forecast
Smoke then Showers And Thunderstorms Likely
Track current conditions, temperature changes, wind, and the full daily outlook for South Bethlehem, PA in one place.
Smoke and showers and thunderstorms likely before 8am, then smoke and showers and thunderstorms between 8am and 9am, then patchy smoke and showers and thunderstorms between 9am and noon, then showers and thunderstorms likely between noon and 4pm, then showers and thunderstorms between 4pm and 5pm, then showers and thunderstorms likely. Mostly cloudy, with a high near 83. Southwest wind 3 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Local Weather Overview
This forecast page for South Bethlehem, PA is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Jul 17, 2026 6:27 PM EDT.
The active forecast window currently covers Jul 18 to Jul 23, 2026 for South Bethlehem, PA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 18 to Jul 23, 2026
- Latest sync
- Jul 17, 2026 6:27 PM EDT
- Forecast office
- PBZ
- Source
- NOAA / NWS
Daily Outlook
This Week in South Bethlehem
Saturday looks like the warmest upcoming period in South Bethlehem at 83 degrees F.
Sunday Night is the coolest period ahead with temperatures near 54 degrees F.
The strongest winds are forecast for Tuesday at about 5 to 12 mph SW.
Precipitation is mentioned in 6 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 17, 2026 6:27 PM EDT
- Coverage
- 6 days
- Time zone
- America/New_York
- Forecast office
- PBZ
- Radar station
- KPBZ
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Showers and thunderstorms before 9pm, then a chance of showers and thunderstorms between 9pm and midnight. Cloudy, with a low around 61. West wind 3 to 8 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Mostly sunny, with a high near 79. North wind around 6 mph.
Mostly clear, with a low around 54.
Mostly sunny, with a high near 83.
Mostly cloudy, with a low around 63.
Showers and thunderstorms after 8am. Mostly cloudy, with a high near 83. Chance of precipitation is 80%.
Showers and thunderstorms. Mostly cloudy, with a low around 63. Chance of precipitation is 80%.
A chance of rain showers. Partly sunny, with a high near 76. Chance of precipitation is 40%.
A chance of rain showers before 8pm. Partly cloudy, with a low around 55. Chance of precipitation is 40%.
Mostly sunny, with a high near 78.
Mostly clear, with a low around 54.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Saturday
Jul 18
|
Smoke then Showers And Thunderstorms Likely
|
83°F |
3 to 10 mph
SW
|
|
Saturday Night
Jul 18
|
Showers And Thunderstorms then Cloudy
|
61°F |
3 to 8 mph
W
|
|
Sunday
Jul 19
|
Mostly Sunny
|
79°F |
6 mph
N
|
|
Sunday Night
Jul 19
|
Mostly Clear
|
54°F |
1 to 5 mph
NE
|
|
Monday
Jul 20
|
Mostly Sunny
|
83°F |
3 mph
S
|
|
Monday Night
Jul 20
|
Mostly Cloudy
|
63°F |
1 to 5 mph
S
|
|
Tuesday
Jul 21
|
Showers And Thunderstorms
|
83°F |
5 to 12 mph
SW
|
|
Tuesday Night
Jul 21
|
Showers And Thunderstorms
|
63°F |
7 to 10 mph
W
|
|
Wednesday
Jul 22
|
Chance Rain Showers
|
76°F |
10 mph
W
|
|
Wednesday Night
Jul 22
|
Chance Rain Showers then Partly Cloudy
|
55°F |
2 to 9 mph
W
|
|
Thursday
Jul 23
|
Mostly Sunny
|
78°F |
2 to 6 mph
W
|
|
Thursday Night
Jul 23
|
Mostly Clear
|
54°F |
0 to 5 mph
NW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around South Bethlehem.