10-day forecast for Markham, PA: 38° to 81°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
68°
Best day: Thursday, October 15
81° · 0.4 in
Worst day: Friday, October 16
Tap any day below to see morning, afternoon, evening and overnight.
Fri, 1681° / 59°0.4
Morning64°feels 64°
Afternoon79°feels 79°
Evening67°feels 67°
Overnight60°feels 59°
81 °
Markham, Friday, 16 October
Heavy rain. High 81°, low 59°.
Pressure29.83 inHg
Wind11.5 mph SW
Humidity80%
Visibility6.2 mi
Dew point66°
Sat, 1764° / 43°0.02
Morning49°feels 44°
Afternoon55°feels 52°
Evening46°feels 41°
Overnight61°feels 60°
64 °
Markham, Saturday, 17 October
Light rain. High 64°, low 43°.
Pressure30.18 inHg
Wind15.1 mph N
Humidity51%
Visibility6.2 mi
Dew point34°
Sun, 1856° / 38°0
Morning39°feels 34°
Afternoon55°feels 52°
Evening47°feels 46°
Overnight41°feels 35°
56 °
Markham, Sunday, 18 October
Clear. High 56°, low 38°.
Pressure30.62 inHg
Wind6 mph NE
Humidity50%
Visibility6.2 mi
Dew point34°
Mon, 1960° / 41°0
Morning42°feels 38°
Afternoon60°feels 58°
Evening53°feels 51°
Overnight43°feels 41°
60 °
Markham, Monday, 19 October
Clear. High 60°, low 41°.
Pressure30.47 inHg
Wind7 mph NE
Humidity52%
Visibility6.2 mi
Dew point39°
Tue, 2066° / 49°0
Morning52°feels 48°
Afternoon59°feels 57°
Evening64°feels 62°
Overnight55°feels 53°
66 °
Markham, Tuesday, 20 October
Overcast. High 66°, low 49°.
Pressure30.21 inHg
Wind14.7 mph N
Humidity59%
Visibility—
Dew point42°
Wed, 2160° / 51°0
Morning55°feels 53°
Afternoon58°feels 56°
Evening57°feels 55°
Overnight52°feels 49°
60 °
Markham, Wednesday, 21 October
Overcast. High 60°, low 51°.
Pressure30.15 inHg
Wind16.5 mph NE
Humidity60%
Visibility—
Dew point43°
Thu, 2257° / 43°0
Morning47°feels 44°
Afternoon54°feels 51°
Evening56°feels 55°
Overnight50°feels 47°
57 °
Markham, Thursday, 22 October
Partly cloudy. High 57°, low 43°.
Pressure30.42 inHg
Wind10.2 mph NE
Humidity61%
Visibility—
Dew point39°
Fri, 2362° / 46°0
Morning50°feels 47°
Afternoon56°feels 54°
Evening60°feels 58°
Overnight51°feels 49°
62 °
Markham, Friday, 23 October
Clear. High 62°, low 46°.
Pressure30.33 inHg
Wind8.6 mph NE
Humidity52%
Visibility—
Dew point37°
Sat, 2465° / 48°0
Morning51°feels 49°
Afternoon59°feels 57°
Evening62°feels 61°
Overnight53°feels 52°
65 °
Markham, Saturday, 24 October
Clear. High 65°, low 48°.
Pressure30.39 inHg
Wind9.1 mph NE
Humidity49%
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 Markham, 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.