10-day forecast for Upper Merion, PA: 37° to 72°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
62°
Best day: Tuesday, November 10
72° · 0.34 in
Worst day: Friday, November 6
Tap any day below to see morning, afternoon, evening and overnight.
Fri, 0672° / 56°0.34
Morning65°feels 65°
Afternoon71°feels 70°
Evening58°feels 57°
Overnight66°feels 67°
72 °
Upper Merion, Friday, 6 November
Heavy rain. High 72°, low 56°.
Pressure29.85 inHg
Wind4.1 mph NW
Humidity64%
Visibility6.2 mi
Dew point58°
Sat, 0757° / 47°0
Morning52°feels 50°
Afternoon56°feels 54°
Evening49°feels 44°
Overnight54°feels 53°
57 °
Upper Merion, Saturday, 7 November
Clear. High 57°, low 47°.
Pressure29.88 inHg
Wind11.9 mph W
Humidity51%
Visibility6.2 mi
Dew point38°
Sun, 0859° / 49°0
Morning52°feels 50°
Afternoon58°feels 56°
Evening54°feels 51°
Overnight52°feels 50°
59 °
Upper Merion, Sunday, 8 November
Partly cloudy. High 59°, low 49°.
Pressure29.91 inHg
Wind12 mph W
Humidity56%
Visibility6.2 mi
Dew point41°
Mon, 0956° / 45°0
Morning51°feels 49°
Afternoon55°feels 53°
Evening53°feels 51°
Overnight51°feels 48°
56 °
Upper Merion, Monday, 9 November
Mostly clear. High 56°, low 45°.
Pressure29.88 inHg
Wind16.3 mph NW
Humidity51%
Visibility6.2 mi
Dew point37°
Tue, 1062° / 41°0
Morning46°feels 43°
Afternoon56°feels 54°
Evening59°feels 57°
Overnight49°feels 47°
62 °
Upper Merion, Tuesday, 10 November
Clear. High 62°, low 41°.
Pressure30.03 inHg
Wind11.6 mph SW
Humidity60%
Visibility—
Dew point39°
Wed, 1161° / 45°0
Morning48°feels 47°
Afternoon55°feels 53°
Evening58°feels 56°
Overnight50°feels 48°
61 °
Upper Merion, Wednesday, 11 November
Mostly clear. High 61°, low 45°.
Pressure29.91 inHg
Wind8.9 mph W
Humidity65%
Visibility—
Dew point42°
Thu, 1253° / 46°0
Morning49°feels 47°
Afternoon51°feels 48°
Evening51°feels 49°
Overnight47°feels 44°
53 °
Upper Merion, Thursday, 12 November
Overcast. High 53°, low 46°.
Pressure29.88 inHg
Wind9.3 mph NE
Humidity54%
Visibility—
Dew point34°
Fri, 1347° / 40°0
Morning42°feels 37°
Afternoon44°feels 41°
Evening46°feels 44°
Overnight44°feels 42°
47 °
Upper Merion, Friday, 13 November
Overcast. High 47°, low 40°.
Pressure29.83 inHg
Wind9.6 mph N
Humidity51%
Visibility—
Dew point27°
Sat, 1447° / 37°0
Morning41°feels 38°
Afternoon44°feels 42°
Evening45°feels 41°
Overnight38°feels 32°
47 °
Upper Merion, Saturday, 14 November
Overcast. High 47°, low 37°.
Pressure29.85 inHg
Wind10.9 mph NW
Humidity43%
Visibility—
Dew point22°
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 Merion, 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.