10-day forecast for Bethlehem, PA: 35° to 71°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
69°
Best day: Tuesday, October 20
71° · 0.46 in
Worst day: Friday, October 16
Tap any day below to see morning, afternoon, evening and overnight.
Sat, 1759° / 41°0
Morning49°feels 45°
Afternoon52°feels 49°
Evening44°feels 40°
Overnight57°feels 55°
59 °
Bethlehem, Saturday, 17 October
Overcast. High 59°, low 41°.
Pressure30.24 inHg
Wind13 mph N
Humidity52%
Visibility6.2 mi
Dew point33°
Sun, 1857° / 35°0
Morning38°feels 33°
Afternoon56°feels 53°
Evening47°feels 46°
Overnight40°feels 40°
57 °
Bethlehem, Sunday, 18 October
Clear. High 57°, low 35°.
Pressure30.59 inHg
Wind4 mph E
Humidity46%
Visibility6.2 mi
Dew point33°
Mon, 1961° / 40°0
Morning43°feels 39°
Afternoon61°feels 59°
Evening53°feels 51°
Overnight41°feels 38°
61 °
Bethlehem, Monday, 19 October
Mostly clear. High 61°, low 40°.
Pressure30.42 inHg
Wind8.3 mph NE
Humidity50%
Visibility6.2 mi
Dew point39°
Tue, 2069° / 48°0
Morning51°feels 48°
Afternoon63°feels 61°
Evening64°feels 62°
Overnight49°feels 47°
69 °
Bethlehem, Tuesday, 20 October
Partly cloudy. High 69°, low 48°.
Pressure30.18 inHg
Wind7.5 mph N
Humidity44%
Visibility6.2 mi
Dew point42°
Wed, 2161° / 48°0
Morning52°feels 50°
Afternoon56°feels 54°
Evening57°feels 55°
Overnight48°feels 45°
61 °
Bethlehem, Wednesday, 21 October
Clear. High 61°, low 48°.
Pressure30.30 inHg
Wind12.2 mph NE
Humidity54%
Visibility—
Dew point39°
Thu, 2255° / 38°0
Morning43°feels 38°
Afternoon52°feels 49°
Evening53°feels 51°
Overnight42°feels 41°
55 °
Bethlehem, Thursday, 22 October
Mostly clear. High 55°, low 38°.
Pressure30.36 inHg
Wind8.7 mph NE
Humidity64%
Visibility—
Dew point38°
Fri, 2366° / 39°0
Morning44°feels 44°
Afternoon57°feels 55°
Evening60°feels 58°
Overnight47°feels 44°
66 °
Bethlehem, Friday, 23 October
Clear. High 66°, low 39°.
Pressure30.09 inHg
Wind12.1 mph NW
Humidity60%
Visibility—
Dew point40°
Sat, 2457° / 41°0
Morning45°feels 41°
Afternoon51°feels 49°
Evening53°feels 51°
Overnight41°feels 37°
57 °
Bethlehem, Saturday, 24 October
Mostly clear. High 57°, low 41°.
Pressure30.30 inHg
Wind7.6 mph NE
Humidity60%
Visibility—
Dew point36°
Sun, 2558° / 36°0
Morning40°feels 37°
Afternoon52°feels 50°
Evening53°feels 51°
Overnight41°feels 38°
58 °
Bethlehem, Sunday, 25 October
Clear. High 58°, low 36°.
Pressure30.45 inHg
Wind8.6 mph NE
Humidity65%
Visibility—
Dew point38°
About this forecast
How reliable is a 10-day forecast?
The first 3–5 days are the most reliable, typically within 2–4°. From day six to ten the models show the trend: the direction of change is right more often than the exact numbers.
What does the time-of-day table show?
Temperature in Bethlehem, PA around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.
How is the best day chosen?
We weigh the daytime high against precipitation: a warm, dry day scores highest.