10-day forecast for Harrington, SD: 58° to 100°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
100°
Best day: Monday, August 10
68° · 1.1 in
Worst day: Thursday, August 13
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 10100° / 64°0
Morning73°feels 73°
Afternoon98°feels 95°
Evening77°feels 77°
Overnight68°feels 67°
100 °
Harrington, Monday, 10 August
Mostly clear. High 100°, low 64°.
Pressure29.74 inHg
Wind10.4 mph SE
Humidity24%
Visibility6.2 mi
Dew point53°
Tue, 1196° / 63°0.02
Morning70°feels 70°
Afternoon94°feels 92°
Evening81°feels 81°
Overnight67°feels 67°
96 °
Harrington, Tuesday, 11 August
Light rain. High 96°, low 63°.
Pressure29.80 inHg
Wind13.2 mph E
Humidity36%
Visibility6.2 mi
Dew point58°
Wed, 1295° / 64°0.03
Morning73°feels 74°
Afternoon94°feels 92°
Evening79°feels 79°
Overnight71°feels 70°
95 °
Harrington, Wednesday, 12 August
Light rain. High 95°, low 64°.
Pressure29.83 inHg
Wind11.6 mph E
Humidity33%
Visibility6.2 mi
Dew point58°
Thu, 1368° / 59°1.1
Morning61°feels 61°
Afternoon62°feels 62°
Evening60°feels 60°
Overnight60°feels 60°
68 °
Harrington, Thursday, 13 August
Rain. High 68°, low 59°.
Pressure29.97 inHg
Wind18.3 mph NE
Humidity94%
Visibility—
Dew point60°
Fri, 1462° / 58°0
Morning59°feels 59°
Afternoon61°feels 61°
Evening62°feels 62°
Overnight61°feels 61°
62 °
Harrington, Friday, 14 August
Light rain. High 62°, low 58°.
Pressure30.06 inHg
Wind15.5 mph SE
Humidity90%
Visibility—
Dew point58°
Sat, 1575° / 61°0.02
Morning65°feels 65°
Afternoon72°feels 72°
Evening74°feels 74°
Overnight68°feels 68°
75 °
Harrington, Saturday, 15 August
Light rain. High 75°, low 61°.
Pressure30.06 inHg
Wind13.2 mph S
Humidity74%
Visibility—
Dew point61°
Sun, 1686° / 64°0
Morning69°feels 69°
Afternoon81°feels 82°
Evening82°feels 82°
Overnight73°feels 73°
86 °
Harrington, Sunday, 16 August
Overcast. High 86°, low 64°.
Pressure30.12 inHg
Wind15 mph SE
Humidity46%
Visibility—
Dew point56°
Mon, 1799° / 68°0
Morning74°feels 74°
Afternoon91°feels 91°
Evening95°feels 92°
Overnight82°feels 82°
99 °
Harrington, Monday, 17 August
Clear. High 99°, low 68°.
Pressure29.85 inHg
Wind20 mph S
Humidity39%
Visibility—
Dew point59°
Tue, 18100° / 76°0
Morning83°feels 81°
Afternoon97°feels 94°
Evening94°feels 91°
Overnight83°feels 81°
100 °
Harrington, Tuesday, 18 August
Mostly clear. High 100°, low 76°.
Pressure29.74 inHg
Wind18.1 mph S
Humidity21%
Visibility—
Dew point49°
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 Harrington, 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.