10-day forecast for Hartley, SD: 59° to 101°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
101°
Best day: Monday, August 10
72° · 0.7 in
Worst day: Thursday, August 13
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 10101° / 65°0
Morning74°feels 74°
Afternoon97°feels 95°
Evening84°feels 84°
Overnight69°feels 67°
101 °
Hartley, Monday, 10 August
Partly cloudy. High 101°, low 65°.
Pressure29.74 inHg
Wind12.2 mph SE
Humidity33%
Visibility6.2 mi
Dew point59°
Tue, 1191° / 65°0.04
Morning71°feels 71°
Afternoon89°feels 87°
Evening82°feels 81°
Overnight67°feels 67°
91 °
Hartley, Tuesday, 11 August
Light rain. High 91°, low 65°.
Pressure29.85 inHg
Wind11.9 mph E
Humidity39%
Visibility6.2 mi
Dew point57°
Wed, 1291° / 69°0.04
Morning76°feels 76°
Afternoon92°feels 91°
Evening76°feels 76°
Overnight71°feels 71°
91 °
Hartley, Wednesday, 12 August
Light rain. High 91°, low 69°.
Pressure29.83 inHg
Wind10.2 mph E
Humidity38%
Visibility6.2 mi
Dew point60°
Thu, 1372° / 61°0.7
Morning68°feels 68°
Afternoon70°feels 70°
Evening63°feels 63°
Overnight64°feels 64°
72 °
Hartley, Thursday, 13 August
Rain. High 72°, low 61°.
Pressure29.94 inHg
Wind16.2 mph SE
Humidity66%
Visibility—
Dew point59°
Fri, 1466° / 59°0
Morning61°feels 61°
Afternoon65°feels 65°
Evening65°feels 65°
Overnight63°feels 63°
66 °
Hartley, Friday, 14 August
Overcast. High 66°, low 59°.
Pressure30.06 inHg
Wind18.1 mph SE
Humidity81%
Visibility—
Dew point58°
Sat, 1583° / 61°0.03
Morning65°feels 65°
Afternoon76°feels 76°
Evening80°feels 80°
Overnight71°feels 70°
83 °
Hartley, Saturday, 15 August
Light rain. High 83°, low 61°.
Pressure30.06 inHg
Wind11.8 mph NW
Humidity63%
Visibility—
Dew point59°
Sun, 1687° / 66°0
Morning71°feels 70°
Afternoon83°feels 83°
Evening85°feels 84°
Overnight76°feels 76°
87 °
Hartley, Sunday, 16 August
Overcast. High 87°, low 66°.
Pressure30.12 inHg
Wind14.5 mph SE
Humidity40%
Visibility—
Dew point54°
Mon, 1797° / 72°0.07
Morning77°feels 77°
Afternoon91°feels 91°
Evening94°feels 92°
Overnight82°feels 81°
97 °
Hartley, Monday, 17 August
Light rain. High 97°, low 72°.
Pressure29.83 inHg
Wind17.9 mph SE
Humidity38%
Visibility—
Dew point59°
Tue, 1899° / 76°0
Morning81°feels 81°
Afternoon94°feels 93°
Evening96°feels 92°
Overnight85°feels 83°
99 °
Hartley, Tuesday, 18 August
Overcast. High 99°, low 76°.
Pressure29.74 inHg
Wind10.6 mph N
Humidity29%
Visibility—
Dew point55°
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 Hartley, 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.