10-day forecast for Jefferson, SD: 44° to 80°, with precipitation expected on 6 days. The table below breaks each day into morning, afternoon, evening and overnight.
79°
Best day: Thursday, October 22
64° · 0.52 in
Worst day: Saturday, October 31
Tap any day below to see morning, afternoon, evening and overnight.
Fri, 2380° / 57°0.22
Morning57°feels 56°
Afternoon76°feels 75°
Evening71°feels 70°
Overnight65°feels 64°
80 °
Jefferson, Friday, 23 October
Rain. High 80°, low 57°.
Pressure30.00 inHg
Wind16.2 mph SE
Humidity54%
Visibility6.2 mi
Dew point51°
Sat, 2468° / 53°0.04
Morning58°feels 57°
Afternoon64°feels 63°
Evening54°feels 53°
Overnight63°feels 61°
68 °
Jefferson, Saturday, 24 October
Light rain. High 68°, low 53°.
Pressure30.12 inHg
Wind11.3 mph W
Humidity60%
Visibility6.2 mi
Dew point54°
Sun, 2559° / 50°0.23
Morning51°feels 50°
Afternoon59°feels 58°
Evening52°feels 49°
Overnight52°feels 52°
59 °
Jefferson, Sunday, 25 October
Rain. High 59°, low 50°.
Pressure30.39 inHg
Wind7.6 mph NE
Humidity62%
Visibility6.2 mi
Dew point44°
Mon, 2664° / 48°0.22
Morning48°feels 44°
Afternoon60°feels 59°
Evening59°feels 58°
Overnight49°feels 44°
64 °
Jefferson, Monday, 26 October
Light rain. High 64°, low 48°.
Pressure30.30 inHg
Wind9.9 mph E
Humidity73%
Visibility6.2 mi
Dew point46°
Tue, 2769° / 58°0.02
Morning59°feels 58°
Afternoon62°feels 61°
Evening63°feels 63°
Overnight61°feels 61°
69 °
Jefferson, Tuesday, 27 October
Light rain. High 69°, low 58°.
Pressure30.12 inHg
Wind12.9 mph S
Humidity68%
Visibility—
Dew point51°
Wed, 2870° / 55°0.05
Morning58°feels 58°
Afternoon62°feels 62°
Evening60°feels 60°
Overnight55°feels 54°
70 °
Jefferson, Wednesday, 28 October
Light rain. High 70°, low 55°.
Pressure29.83 inHg
Wind14.1 mph S
Humidity79%
Visibility—
Dew point55°
Thu, 2952° / 45°0
Morning46°feels 41°
Afternoon49°feels 45°
Evening47°feels 44°
Overnight46°feels 42°
52 °
Jefferson, Thursday, 29 October
Overcast. High 52°, low 45°.
Pressure30.24 inHg
Wind12.2 mph NW
Humidity63%
Visibility—
Dew point36°
Fri, 3052° / 44°0.05
Morning45°feels 41°
Afternoon49°feels 45°
Evening51°feels 50°
Overnight50°feels 49°
52 °
Jefferson, Friday, 30 October
Light rain. High 52°, low 44°.
Pressure30.12 inHg
Wind14.8 mph SE
Humidity72%
Visibility—
Dew point39°
Sat, 3164° / 50°0.52
Morning59°feels 59°
Afternoon63°feels 62°
Evening55°feels 54°
Overnight51°feels 48°
64 °
Jefferson, Saturday, 31 October
Rain. High 64°, low 50°.
Pressure29.65 inHg
Wind18.2 mph NW
Humidity76%
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 Jefferson, 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.