10-day forecast for Heppner, SD: 29° to 78°, with precipitation expected on 0 days. The table below breaks each day into morning, afternoon, evening and overnight.
78°
Best day: Thursday, October 22
41°
Worst day: Tuesday, October 27
Tap any day below to see morning, afternoon, evening and overnight.
Tue, 2072° / 42°0
Morning47°feels 46°
Afternoon71°feels 70°
Evening53°feels 51°
Overnight46°feels 46°
72 °
Heppner, Tuesday, 20 October
Clear. High 72°, low 42°.
Pressure30.00 inHg
Wind7.8 mph W
Humidity40%
Visibility6.2 mi
Dew point41°
Wed, 2166° / 43°0
Morning47°feels 47°
Afternoon65°feels 64°
Evening55°feels 54°
Overnight45°feels 45°
66 °
Heppner, Wednesday, 21 October
Clear. High 66°, low 43°.
Pressure30.18 inHg
Wind6.7 mph E
Humidity55%
Visibility6.2 mi
Dew point46°
Thu, 2278° / 51°0
Morning54°feels 53°
Afternoon75°feels 74°
Evening66°feels 66°
Overnight51°feels 50°
78 °
Heppner, Thursday, 22 October
Mostly clear. High 78°, low 51°.
Pressure29.97 inHg
Wind4.8 mph SW
Humidity52%
Visibility6.2 mi
Dew point52°
Fri, 2375° / 56°0
Morning59°feels 59°
Afternoon74°feels 72°
Evening66°feels 63°
Overnight59°feels 59°
75 °
Heppner, Friday, 23 October
Clear. High 75°, low 56°.
Pressure29.65 inHg
Wind7.6 mph W
Humidity44%
Visibility6.2 mi
Dew point50°
Sat, 2459° / 46°0
Morning49°feels 45°
Afternoon54°feels 52°
Evening52°feels 49°
Overnight46°feels 43°
59 °
Heppner, Saturday, 24 October
Overcast. High 59°, low 46°.
Pressure30.15 inHg
Wind13.8 mph W
Humidity57%
Visibility—
Dew point38°
Sun, 2558° / 41°0
Morning45°feels 43°
Afternoon54°feels 51°
Evening50°feels 47°
Overnight45°feels 41°
58 °
Heppner, Sunday, 25 October
Clear. High 58°, low 41°.
Pressure30.30 inHg
Wind10.9 mph E
Humidity38%
Visibility—
Dew point28°
Mon, 2661° / 38°0
Morning42°feels 37°
Afternoon53°feels 50°
Evening54°feels 50°
Overnight46°feels 40°
61 °
Heppner, Monday, 26 October
Clear. High 61°, low 38°.
Pressure30.18 inHg
Wind18.7 mph NE
Humidity38%
Visibility—
Dew point26°
Tue, 2741° / 32°0
Morning33°feels 22°
Afternoon36°feels 28°
Evening34°feels 28°
Overnight32°feels 24°
41 °
Heppner, Tuesday, 27 October
Overcast. High 41°, low 32°.
Pressure30.71 inHg
Wind21.9 mph NE
Humidity59%
Visibility—
Dew point22°
Wed, 2849° / 29°0
Morning33°feels 28°
Afternoon44°feels 39°
Evening44°feels 39°
Overnight38°feels 33°
49 °
Heppner, Wednesday, 28 October
Partly cloudy. High 49°, low 29°.
Pressure30.45 inHg
Wind10 mph SE
Humidity48%
Visibility—
Dew point24°
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 Heppner, SD 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.