10-day forecast for Markham, WA: 40° to 67°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
67°
Best day: Thursday, October 15
57° · 0.19 in
Worst day: Monday, October 19
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1261° / 40°0
Morning41°feels 39°
Afternoon61°feels 60°
Evening50°feels 48°
Overnight44°feels 42°
61 °
Markham, Monday, 12 October
Clear. High 61°, low 40°.
Pressure30.06 inHg
Wind2.2 mph W
Humidity62%
Visibility2.5 mi
Dew point42°
Tue, 1355° / 49°0
Morning50°feels 50°
Afternoon55°feels 54°
Evening54°feels 54°
Overnight49°feels 49°
55 °
Markham, Tuesday, 13 October
Overcast. High 55°, low 49°.
Pressure30.18 inHg
Wind2.9 mph S
Humidity89%
Visibility5.8 mi
Dew point49°
Wed, 1459° / 54°0
Morning55°feels 54°
Afternoon59°feels 58°
Evening56°feels 55°
Overnight54°feels 54°
59 °
Markham, Wednesday, 14 October
Mostly clear. High 59°, low 54°.
Pressure30.30 inHg
Wind3.5 mph W
Humidity85%
Visibility6.2 mi
Dew point54°
Thu, 1567° / 53°0
Morning53°feels 52°
Afternoon66°feels 65°
Evening62°feels 61°
Overnight54°feels 54°
67 °
Markham, Thursday, 15 October
Clear. High 67°, low 53°.
Pressure30.21 inHg
Wind11.7 mph E
Humidity62%
Visibility—
Dew point51°
Fri, 1657° / 54°0.01
Morning55°feels 54°
Afternoon57°feels 57°
Evening56°feels 56°
Overnight56°feels 56°
57 °
Markham, Friday, 16 October
Light rain. High 57°, low 54°.
Pressure30.12 inHg
Wind9.8 mph E
Humidity89%
Visibility—
Dew point54°
Sat, 1759° / 52°0.15
Morning56°feels 56°
Afternoon58°feels 58°
Evening53°feels 52°
Overnight53°feels 52°
59 °
Markham, Saturday, 17 October
Rain. High 59°, low 52°.
Pressure30.18 inHg
Wind7.4 mph SW
Humidity90%
Visibility—
Dew point56°
Sun, 1859° / 48°0
Morning51°feels 50°
Afternoon58°feels 57°
Evening53°feels 52°
Overnight53°feels 51°
59 °
Markham, Sunday, 18 October
Overcast. High 59°, low 48°.
Pressure30.03 inHg
Wind6.9 mph SE
Humidity69%
Visibility—
Dew point47°
Mon, 1957° / 50°0.19
Morning54°feels 53°
Afternoon56°feels 55°
Evening50°feels 49°
Overnight50°feels 50°
57 °
Markham, Monday, 19 October
Light rain. High 57°, low 50°.
Pressure30.15 inHg
Wind16.6 mph S
Humidity67%
Visibility—
Dew point46°
Tue, 2056° / 48°0.13
Morning52°feels 49°
Afternoon56°feels 55°
Evening53°feels 53°
Overnight53°feels 52°
56 °
Markham, Tuesday, 20 October
Light rain. High 56°, low 48°.
Pressure30.09 inHg
Wind16.5 mph S
Humidity68%
Visibility—
Dew point45°
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.