10-day forecast for Markham, WA: 43° to 68°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
68°
Best day: Thursday, October 8
56° · 0.12 in
Worst day: Tuesday, October 13
Tap any day below to see morning, afternoon, evening and overnight.
Fri, 0961° / 50°0.1
Morning57°feels 57°
Afternoon61°feels 60°
Evening53°feels 51°
Overnight56°feels 55°
61 °
Markham, Friday, 9 October
Rain. High 61°, low 50°.
Pressure29.91 inHg
Wind17.4 mph NW
Humidity67%
Visibility6.2 mi
Dew point46°
Sat, 1058° / 50°0.01
Morning50°feels 49°
Afternoon57°feels 55°
Evening51°feels 50°
Overnight52°feels 51°
58 °
Markham, Saturday, 10 October
Light rain. High 58°, low 50°.
Pressure29.83 inHg
Wind5.1 mph NE
Humidity66%
Visibility6.2 mi
Dew point44°
Sun, 1158° / 44°0
Morning44°feels 41°
Afternoon58°feels 56°
Evening52°feels 51°
Overnight48°feels 47°
58 °
Markham, Sunday, 11 October
Clear. High 58°, low 44°.
Pressure29.97 inHg
Wind3.2 mph NE
Humidity66%
Visibility6.2 mi
Dew point45°
Mon, 1257° / 43°0
Morning43°feels 39°
Afternoon56°feels 55°
Evening50°feels 49°
Overnight47°feels 46°
57 °
Markham, Monday, 12 October
Clear. High 57°, low 43°.
Pressure30.00 inHg
Wind5.8 mph E
Humidity62%
Visibility—
Dew point42°
Tue, 1356° / 43°0.12
Morning47°feels 46°
Afternoon56°feels 55°
Evening55°feels 55°
Overnight53°feels 53°
56 °
Markham, Tuesday, 13 October
Light rain. High 56°, low 43°.
Pressure30.03 inHg
Wind11.4 mph W
Humidity67%
Visibility—
Dew point44°
Wed, 1456° / 46°0.11
Morning54°feels 53°
Afternoon55°feels 54°
Evening49°feels 47°
Overnight47°feels 46°
56 °
Markham, Wednesday, 14 October
Light rain. High 56°, low 46°.
Pressure30.12 inHg
Wind19.4 mph NW
Humidity67%
Visibility—
Dew point45°
Thu, 1561° / 43°0
Morning48°feels 45°
Afternoon59°feels 57°
Evening51°feels 48°
Overnight47°feels 43°
61 °
Markham, Thursday, 15 October
Clear. High 61°, low 43°.
Pressure30.36 inHg
Wind11.3 mph E
Humidity49%
Visibility—
Dew point39°
Fri, 1664° / 46°0
Morning51°feels 46°
Afternoon63°feels 60°
Evening53°feels 51°
Overnight50°feels 47°
64 °
Markham, Friday, 16 October
Overcast. High 64°, low 46°.
Pressure30.21 inHg
Wind13 mph E
Humidity39%
Visibility—
Dew point37°
Sat, 1765° / 46°0
Morning51°feels 48°
Afternoon63°feels 61°
Evening52°feels 50°
Overnight50°feels 48°
65 °
Markham, Saturday, 17 October
Partly cloudy. High 65°, low 46°.
Pressure30.12 inHg
Wind7.1 mph E
Humidity41%
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, WA 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.