10-day forecast for Marengo, WA: 37° to 67°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
67°
Best day: Wednesday, October 21
41° · 0.49 in
Worst day: Tuesday, October 27
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1962° / 41°0
Morning45°feels 43°
Afternoon62°feels 59°
Evening48°feels 48°
Overnight42°feels 41°
62 °
Marengo, Monday, 19 October
Overcast. High 62°, low 41°.
Pressure29.94 inHg
Wind6.4 mph W
Humidity35%
Visibility6.2 mi
Dew point26°
Tue, 2064° / 42°0
Morning46°feels 46°
Afternoon63°feels 61°
Evening55°feels 53°
Overnight42°feels 42°
64 °
Marengo, Tuesday, 20 October
Overcast. High 64°, low 42°.
Pressure30.06 inHg
Wind3.2 mph NW
Humidity45%
Visibility6.2 mi
Dew point37°
Wed, 2167° / 47°0
Morning48°feels 48°
Afternoon65°feels 63°
Evening57°feels 55°
Overnight51°feels 48°
67 °
Marengo, Wednesday, 21 October
Overcast. High 67°, low 47°.
Pressure29.94 inHg
Wind1.9 mph N
Humidity41%
Visibility6.2 mi
Dew point37°
Thu, 2256° / 50°0.2
Morning52°feels 50°
Afternoon53°feels 52°
Evening55°feels 53°
Overnight53°feels 51°
56 °
Marengo, Thursday, 22 October
Light rain. High 56°, low 50°.
Pressure29.83 inHg
Wind7.4 mph SW
Humidity86%
Visibility2.5 mi
Dew point48°
Fri, 2354° / 42°0
Morning45°feels 37°
Afternoon50°feels 44°
Evening51°feels 47°
Overnight44°feels 38°
54 °
Marengo, Friday, 23 October
Clear. High 54°, low 42°.
Pressure30.18 inHg
Wind18.8 mph SW
Humidity57%
Visibility—
Dew point34°
Sat, 2459° / 41°0
Morning45°feels 41°
Afternoon54°feels 50°
Evening55°feels 51°
Overnight51°feels 47°
59 °
Marengo, Saturday, 24 October
Overcast. High 59°, low 41°.
Pressure30.15 inHg
Wind6.3 mph SE
Humidity33%
Visibility—
Dew point23°
Sun, 2554° / 42°0.24
Morning46°feels 44°
Afternoon49°feels 46°
Evening50°feels 47°
Overnight43°feels 40°
54 °
Marengo, Sunday, 25 October
Rain. High 54°, low 42°.
Pressure30.15 inHg
Wind6.7 mph SW
Humidity68%
Visibility—
Dew point38°
Mon, 2651° / 39°0
Morning42°feels 40°
Afternoon48°feels 47°
Evening49°feels 48°
Overnight42°feels 39°
51 °
Marengo, Monday, 26 October
Clear. High 51°, low 39°.
Pressure30.09 inHg
Wind6.2 mph N
Humidity63%
Visibility—
Dew point35°
Tue, 2741° / 37°0.49
Morning41°feels 40°
Afternoon40°feels 37°
Evening38°feels 33°
Overnight38°feels 33°
41 °
Marengo, Tuesday, 27 October
Snow. High 41°, low 37°.
Pressure30.00 inHg
Wind8.3 mph SW
Humidity91%
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 Marengo, 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.