10-day forecast for Heisson, WA: 38° to 77°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
77°
Best day: Friday, October 16
54° · 0.32 in
Worst day: Tuesday, October 20
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1261° / 39°0
Morning41°feels 41°
Afternoon59°feels 57°
Evening49°feels 49°
Overnight40°feels 39°
61 °
Heisson, Monday, 12 October
Clear. High 61°, low 39°.
Pressure30.06 inHg
Wind2.3 mph SW
Humidity54%
Visibility6.2 mi
Dew point40°
Tue, 1363° / 41°0
Morning43°feels 43°
Afternoon62°feels 60°
Evening52°feels 50°
Overnight43°feels 43°
63 °
Heisson, Tuesday, 13 October
Clear. High 63°, low 41°.
Pressure30.21 inHg
Wind2.8 mph SW
Humidity54%
Visibility6.2 mi
Dew point42°
Wed, 1469° / 44°0
Morning45°feels 45°
Afternoon67°feels 66°
Evening56°feels 56°
Overnight45°feels 45°
69 °
Heisson, Wednesday, 14 October
Clear. High 69°, low 44°.
Pressure30.27 inHg
Wind3.2 mph SW
Humidity58%
Visibility6.2 mi
Dew point46°
Thu, 1575° / 50°0
Morning60°feels 58°
Afternoon75°feels 74°
Evening71°feels 70°
Overnight50°feels 49°
75 °
Heisson, Thursday, 15 October
Clear. High 75°, low 50°.
Pressure30.24 inHg
Wind10.2 mph E
Humidity39%
Visibility6.2 mi
Dew point45°
Fri, 1677° / 56°0
Morning64°feels 62°
Afternoon72°feels 71°
Evening70°feels 70°
Overnight57°feels 56°
77 °
Heisson, Friday, 16 October
Mostly clear. High 77°, low 56°.
Pressure30.12 inHg
Wind11 mph NE
Humidity43%
Visibility—
Dew point46°
Sat, 1767° / 49°0
Morning57°feels 56°
Afternoon64°feels 63°
Evening57°feels 56°
Overnight50°feels 50°
67 °
Heisson, Saturday, 17 October
Overcast. High 67°, low 49°.
Pressure30.18 inHg
Wind5.1 mph NW
Humidity58%
Visibility—
Dew point48°
Sun, 1865° / 44°0
Morning48°feels 48°
Afternoon58°feels 57°
Evening60°feels 58°
Overnight47°feels 47°
65 °
Heisson, Sunday, 18 October
Partly cloudy. High 65°, low 44°.
Pressure30.18 inHg
Wind4 mph NW
Humidity65%
Visibility—
Dew point44°
Mon, 1954° / 47°0.2
Morning50°feels 50°
Afternoon53°feels 51°
Evening48°feels 46°
Overnight47°feels 46°
54 °
Heisson, Monday, 19 October
Light rain. High 54°, low 47°.
Pressure29.91 inHg
Wind9.6 mph S
Humidity54%
Visibility—
Dew point37°
Tue, 2054° / 46°0.32
Morning47°feels 44°
Afternoon50°feels 47°
Evening51°feels 50°
Overnight47°feels 44°
54 °
Heisson, Tuesday, 20 October
Light rain. High 54°, low 46°.
Pressure30.06 inHg
Wind9.8 mph SW
Humidity92%
Visibility—
Dew point47°
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 Heisson, 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.