10-day forecast for Heppner, SD: 39° to 76°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
76°
Best day: Thursday, October 22
55°
Worst day: Saturday, October 24
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 1867° / 45°0
Morning49°feels 45°
Afternoon67°feels 65°
Evening50°feels 46°
Overnight47°feels 44°
67 °
Heppner, Sunday, 18 October
Partly cloudy. High 67°, low 45°.
Pressure30.03 inHg
Wind7.5 mph NE
Humidity32%
Visibility6.2 mi
Dew point36°
Mon, 1959° / 44°0
Morning45°feels 43°
Afternoon59°feels 57°
Evening50°feels 47°
Overnight46°feels 42°
59 °
Heppner, Monday, 19 October
Partly cloudy. High 59°, low 44°.
Pressure30.15 inHg
Wind7 mph E
Humidity59%
Visibility6.2 mi
Dew point42°
Tue, 2072° / 44°0
Morning45°feels 43°
Afternoon71°feels 70°
Evening60°feels 58°
Overnight47°feels 47°
72 °
Heppner, Tuesday, 20 October
Clear. High 72°, low 44°.
Pressure29.97 inHg
Wind5.6 mph W
Humidity47%
Visibility6.2 mi
Dew point45°
Wed, 2168° / 47°0
Morning51°feels 49°
Afternoon64°feels 62°
Evening60°feels 58°
Overnight49°feels 49°
68 °
Heppner, Wednesday, 21 October
Clear. High 68°, low 47°.
Pressure30.15 inHg
Wind2.9 mph SE
Humidity48%
Visibility6.2 mi
Dew point45°
Thu, 2276° / 50°0
Morning55°feels 54°
Afternoon69°feels 68°
Evening67°feels 66°
Overnight61°feels 60°
76 °
Heppner, Thursday, 22 October
Overcast. High 76°, low 50°.
Pressure29.97 inHg
Wind8.6 mph S
Humidity56%
Visibility—
Dew point50°
Fri, 2372° / 56°0.06
Morning61°feels 60°
Afternoon69°feels 68°
Evening59°feels 57°
Overnight56°feels 55°
72 °
Heppner, Friday, 23 October
Light rain. High 72°, low 56°.
Pressure29.56 inHg
Wind25.3 mph W
Humidity49%
Visibility—
Dew point49°
Sat, 2455° / 42°0
Morning44°feels 35°
Afternoon44°feels 35°
Evening48°feels 42°
Overnight44°feels 38°
55 °
Heppner, Saturday, 24 October
Overcast. High 55°, low 42°.
Pressure30.03 inHg
Wind30.4 mph NW
Humidity78%
Visibility—
Dew point37°
Sun, 2568° / 39°0
Morning45°feels 41°
Afternoon60°feels 57°
Evening59°feels 56°
Overnight52°feels 49°
68 °
Heppner, Sunday, 25 October
Overcast. High 68°, low 39°.
Pressure29.94 inHg
Wind14.2 mph S
Humidity41%
Visibility—
Dew point33°
Mon, 2662° / 50°0
Morning54°feels 52°
Afternoon61°feels 58°
Evening56°feels 53°
Overnight53°feels 50°
62 °
Heppner, Monday, 26 October
Overcast. High 62°, low 50°.
Pressure29.68 inHg
Wind22.7 mph W
Humidity24%
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.