10-day forecast for Heppner, SD: 32° to 77°, with precipitation expected on 5 days. The table below breaks each day into morning, afternoon, evening and overnight.
77°
Best day: Tuesday, October 20
49° · 0.44 in
Worst day: Wednesday, October 14
Tap any day below to see morning, afternoon, evening and overnight.
Wed, 1449° / 44°0.44
Morning45°feels 44°
Afternoon49°feels 46°
Evening47°feels 43°
Overnight45°feels 44°
49 °
Heppner, Wednesday, 14 October
Rain. High 49°, low 44°.
Pressure30.21 inHg
Wind5.3 mph E
Humidity69%
Visibility6.2 mi
Dew point40°
Thu, 1562° / 43°0.19
Morning46°feels 44°
Afternoon62°feels 59°
Evening48°feels 45°
Overnight46°feels 44°
62 °
Heppner, Thursday, 15 October
Rain. High 62°, low 43°.
Pressure30.42 inHg
Wind10.3 mph N
Humidity34%
Visibility6.2 mi
Dew point26°
Fri, 1658° / 32°0
Morning34°feels 31°
Afternoon55°feels 52°
Evening47°feels 46°
Overnight36°feels 36°
58 °
Heppner, Friday, 16 October
Clear. High 58°, low 32°.
Pressure30.68 inHg
Wind5.4 mph S
Humidity47%
Visibility6.2 mi
Dew point25°
Sat, 1772° / 39°0
Morning47°feels 42°
Afternoon65°feels 63°
Evening62°feels 60°
Overnight42°feels 38°
72 °
Heppner, Saturday, 17 October
Clear. High 72°, low 39°.
Pressure30.03 inHg
Wind11.7 mph W
Humidity28%
Visibility—
Dew point28°
Sun, 1867° / 46°0
Morning51°feels 49°
Afternoon64°feels 61°
Evening56°feels 54°
Overnight51°feels 48°
67 °
Heppner, Sunday, 18 October
Overcast. High 67°, low 46°.
Pressure29.97 inHg
Wind6.5 mph W
Humidity36%
Visibility—
Dew point35°
Mon, 1975° / 46°0
Morning53°feels 51°
Afternoon69°feels 67°
Evening65°feels 63°
Overnight58°feels 55°
75 °
Heppner, Monday, 19 October
Clear. High 75°, low 46°.
Pressure29.88 inHg
Wind17.5 mph S
Humidity24%
Visibility—
Dew point29°
Tue, 2077° / 49°0
Morning57°feels 56°
Afternoon74°feels 72°
Evening67°feels 65°
Overnight58°feels 57°
77 °
Heppner, Tuesday, 20 October
Clear. High 77°, low 49°.
Pressure29.65 inHg
Wind8.7 mph SE
Humidity21%
Visibility—
Dew point29°
Wed, 2166° / 51°0.04
Morning55°feels 53°
Afternoon62°feels 60°
Evening58°feels 56°
Overnight53°feels 51°
66 °
Heppner, Wednesday, 21 October
Light rain. High 66°, low 51°.
Pressure29.56 inHg
Wind13.4 mph NW
Humidity44%
Visibility—
Dew point39°
Thu, 2248° / 41°0.11
Morning44°feels 37°
Afternoon46°feels 39°
Evening44°feels 39°
Overnight43°feels 38°
48 °
Heppner, Thursday, 22 October
Light rain. High 48°, low 41°.
Pressure29.83 inHg
Wind20.5 mph NW
Humidity57%
Visibility—
Dew point32°
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.