10-day forecast for Harney, SD: 57° to 94°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
94°
Best day: Monday, August 10
60° · 0.65 in
Worst day: Thursday, August 13
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1094° / 60°0
Morning69°feels 68°
Afternoon92°feels 88°
Evening80°feels 80°
Overnight65°feels 64°
94 °
Harney, Monday, 10 August
Partly cloudy. High 94°, low 60°.
Pressure29.74 inHg
Wind12.4 mph SE
Humidity21%
Visibility6.2 mi
Dew point46°
Tue, 1187° / 64°0.02
Morning73°feels 72°
Afternoon86°feels 84°
Evening76°feels 75°
Overnight67°feels 65°
87 °
Harney, Tuesday, 11 August
Light rain. High 87°, low 64°.
Pressure29.85 inHg
Wind11.8 mph E
Humidity41%
Visibility6.2 mi
Dew point56°
Wed, 1288° / 62°0.21
Morning72°feels 71°
Afternoon91°feels 87°
Evening65°feels 65°
Overnight64°feels 64°
88 °
Harney, Wednesday, 12 August
Rain. High 88°, low 62°.
Pressure29.83 inHg
Wind11.7 mph SE
Humidity34%
Visibility6.2 mi
Dew point55°
Thu, 1360° / 57°0.65
Morning59°feels 59°
Afternoon59°feels 59°
Evening58°feels 58°
Overnight58°feels 58°
60 °
Harney, Thursday, 13 August
Rain. High 60°, low 57°.
Pressure30.00 inHg
Wind9.1 mph E
Humidity97%
Visibility—
Dew point58°
Fri, 1466° / 57°0.03
Morning58°feels 58°
Afternoon60°feels 60°
Evening65°feels 65°
Overnight60°feels 60°
66 °
Harney, Friday, 14 August
Light rain. High 66°, low 57°.
Pressure30.00 inHg
Wind6.6 mph SE
Humidity93%
Visibility—
Dew point57°
Sat, 1569° / 59°0.18
Morning61°feels 61°
Afternoon69°feels 68°
Evening67°feels 67°
Overnight61°feels 61°
69 °
Harney, Saturday, 15 August
Light rain. High 69°, low 59°.
Pressure30.12 inHg
Wind8.4 mph N
Humidity67%
Visibility—
Dew point56°
Sun, 1680° / 59°0.01
Morning64°feels 63°
Afternoon76°feels 76°
Evening78°feels 78°
Overnight66°feels 66°
80 °
Harney, Sunday, 16 August
Light rain. High 80°, low 59°.
Pressure30.12 inHg
Wind12.1 mph SE
Humidity51%
Visibility—
Dew point54°
Mon, 1793° / 66°0
Morning73°feels 71°
Afternoon90°feels 87°
Evening89°feels 85°
Overnight72°feels 72°
93 °
Harney, Monday, 17 August
Clear. High 93°, low 66°.
Pressure29.85 inHg
Wind14.7 mph W
Humidity24%
Visibility—
Dew point45°
Tue, 1892° / 71°0
Morning77°feels 75°
Afternoon92°feels 88°
Evening86°feels 83°
Overnight74°feels 73°
92 °
Harney, Tuesday, 18 August
Overcast. High 92°, low 71°.
Pressure29.80 inHg
Wind13 mph W
Humidity18%
Visibility—
Dew point40°
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 Harney, 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.