10-day forecast for Upper Macungie, PA: 36° to 78°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
66°
Best day: Wednesday, October 21
46°
Worst day: Friday, October 23
Tap any day below to see morning, afternoon, evening and overnight.
Thu, 1565° / 51°0
Morning51°feels 49°
Afternoon64°feels 62°
Evening56°feels 55°
Overnight55°feels 53°
65 °
Upper Macungie, Thursday, 15 October
Clear. High 65°, low 51°.
Pressure30.24 inHg
Wind3.6 mph E
Humidity64%
Visibility6.2 mi
Dew point48°
Fri, 1678° / 55°0.21
Morning58°feels 58°
Afternoon76°feels 77°
Evening66°feels 66°
Overnight55°feels 54°
78 °
Upper Macungie, Friday, 16 October
Rain. High 78°, low 55°.
Pressure29.77 inHg
Wind11.8 mph SW
Humidity87%
Visibility6.2 mi
Dew point65°
Sat, 1760° / 40°0
Morning49°feels 43°
Afternoon52°feels 49°
Evening43°feels 39°
Overnight56°feels 55°
60 °
Upper Macungie, Saturday, 17 October
Mostly clear. High 60°, low 40°.
Pressure30.15 inHg
Wind15.9 mph N
Humidity47%
Visibility6.2 mi
Dew point31°
Sun, 1854° / 36°0
Morning39°feels 39°
Afternoon48°feels 48°
Evening51°feels 49°
Overnight38°feels 32°
54 °
Upper Macungie, Sunday, 18 October
Clear. High 54°, low 36°.
Pressure30.62 inHg
Wind7.4 mph N
Humidity56%
Visibility—
Dew point31°
Mon, 1960° / 38°0
Morning42°feels 42°
Afternoon55°feels 53°
Evening58°feels 56°
Overnight47°feels 47°
60 °
Upper Macungie, Monday, 19 October
Clear. High 60°, low 38°.
Pressure30.59 inHg
Wind4.1 mph SW
Humidity58%
Visibility—
Dew point38°
Tue, 2062° / 48°0
Morning51°feels 50°
Afternoon58°feels 56°
Evening60°feels 58°
Overnight51°feels 50°
62 °
Upper Macungie, Tuesday, 20 October
Overcast. High 62°, low 48°.
Pressure30.36 inHg
Wind4.1 mph SW
Humidity68%
Visibility—
Dew point45°
Wed, 2166° / 47°0
Morning51°feels 51°
Afternoon62°feels 60°
Evening62°feels 61°
Overnight51°feels 50°
66 °
Upper Macungie, Wednesday, 21 October
Clear. High 66°, low 47°.
Pressure30.21 inHg
Wind3.5 mph S
Humidity61%
Visibility—
Dew point46°
Thu, 2268° / 44°0.04
Morning52°feels 52°
Afternoon60°feels 60°
Evening57°feels 55°
Overnight45°feels 40°
68 °
Upper Macungie, Thursday, 22 October
Light rain. High 68°, low 44°.
Pressure29.94 inHg
Wind13.6 mph NW
Humidity78%
Visibility—
Dew point52°
Fri, 2346° / 38°0
Morning42°feels 35°
Afternoon45°feels 38°
Evening43°feels 35°
Overnight41°feels 33°
46 °
Upper Macungie, Friday, 23 October
Partly cloudy. High 46°, low 38°.
Pressure30.06 inHg
Wind17 mph NW
Humidity54%
Visibility—
Dew point29°
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 Upper Macungie, 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.