10-day forecast for Jefferson, SD: 35° to 77°, with precipitation expected on 7 days. The table below breaks each day into morning, afternoon, evening and overnight.
77°
Best day: Friday, October 23
51° · 0.95 in
Worst day: Monday, October 26
Tap any day below to see morning, afternoon, evening and overnight.
Sat, 2472° / 53°0
Morning61°feels 59°
Afternoon68°feels 68°
Evening54°feels 53°
Overnight63°feels 62°
72 °
Jefferson, Saturday, 24 October
Light rain. High 72°, low 53°.
Pressure30.12 inHg
Wind9.2 mph SW
Humidity49%
Visibility6.2 mi
Dew point53°
Sun, 2557° / 47°0.29
Morning50°feels 47°
Afternoon57°feels 55°
Evening51°feels 49°
Overnight52°feels 52°
57 °
Jefferson, Sunday, 25 October
Rain. High 57°, low 47°.
Pressure30.39 inHg
Wind6.7 mph NE
Humidity69%
Visibility6.2 mi
Dew point46°
Mon, 2651° / 45°0.95
Morning46°feels 40°
Afternoon50°feels 49°
Evening49°feels 45°
Overnight46°feels 41°
51 °
Jefferson, Monday, 26 October
Rain. High 51°, low 45°.
Pressure30.36 inHg
Wind10.1 mph NE
Humidity87%
Visibility6.2 mi
Dew point44°
Tue, 2757° / 48°0.15
Morning50°feels 47°
Afternoon53°feels 51°
Evening52°feels 50°
Overnight51°feels 50°
57 °
Jefferson, Tuesday, 27 October
Rain. High 57°, low 48°.
Pressure30.18 inHg
Wind9.3 mph E
Humidity71%
Visibility—
Dew point43°
Wed, 2856° / 54°0.33
Morning55°feels 55°
Afternoon54°feels 52°
Evening54°feels 52°
Overnight55°feels 53°
56 °
Jefferson, Wednesday, 28 October
Rain. High 56°, low 54°.
Pressure30.00 inHg
Wind19.7 mph NW
Humidity60%
Visibility—
Dew point41°
Thu, 2946° / 42°0.02
Morning43°feels 37°
Afternoon45°feels 40°
Evening45°feels 41°
Overnight44°feels 40°
46 °
Jefferson, Thursday, 29 October
Light rain. High 46°, low 42°.
Pressure30.18 inHg
Wind17.3 mph NW
Humidity63%
Visibility—
Dew point32°
Fri, 3044° / 36°0.79
Morning42°feels 36°
Afternoon40°feels 32°
Evening36°feels 28°
Overnight38°feels 31°
44 °
Jefferson, Friday, 30 October
Rain. High 44°, low 36°.
Pressure30.15 inHg
Wind13.4 mph N
Humidity89%
Visibility—
Dew point38°
Sat, 3139° / 36°0.14
Morning38°feels 32°
Afternoon38°feels 32°
Evening37°feels 30°
Overnight36°feels 30°
39 °
Jefferson, Saturday, 31 October
Snow. High 39°, low 36°.
Pressure30.15 inHg
Wind11.1 mph N
Humidity91%
Visibility—
Dew point36°
Sun, 0141° / 35°0.18
Morning38°feels 31°
Afternoon40°feels 34°
Evening40°feels 36°
Overnight37°feels 31°
41 °
Jefferson, Sunday, 1 November
Snow. High 41°, low 35°.
Pressure30.21 inHg
Wind10.8 mph NW
Humidity82%
Visibility—
Dew point35°
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.