Find the Best Places in the United States

Compare Cost of Living, Education, Income, Population, and More.

Current Weather Conditions for Jefferson, SD

Sunny. High near 99, with temperatures falling to around 96 in the afternoon. Heat index values as high as 117. South southeast wind around 10 mph. New rainfall amounts less than a tenth of an inch possible.
95°F

Conditions

Wind: 10 mph SSE
Humidity: 59%
Probability of Precipitation: 6%

Hourly Forcast (next 12 hours)

9 PM 10 PM 11 PM 12 AM 1 AM 2 AM 3 AM 4 AM 5 AM 6 AM 7 AM 8 AM 9 AM
95° 96° 97° 96° 93° 89° 87° 85° 84° 84° 82° 81° 79°

Upcoming Week

Day Forecast High Low
This Afternoon
Sunny
Sunny. High near 99, with temperatures falling to around 96 in the afternoon. Heat index values as high as 117. South southeast wind around 10 mph. New rainfall amounts less than a tenth of an inch possible.
97°F 67°F
Tonight
Chance Showers And Thunderstorms
A chance of showers and thunderstorms between 9pm and 1am. Mostly clear, with a low around 77. Heat index values as high as 118. South southeast wind 5 to 15 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch possible.
97°F 67°F
Monday
Patchy Smoke
Patchy smoke between 10am and 2pm. Mostly sunny, with a high near 96. Heat index values as high as 101. North northeast wind 5 to 10 mph.
97°F 67°F
Monday Night
Partly Cloudy
Partly cloudy, with a low around 71. Northeast wind 0 to 10 mph.
97°F 67°F
Tuesday
Partly Sunny
Partly sunny, with a high near 90. East wind 0 to 5 mph.
97°F 67°F
Tuesday Night
Partly Cloudy
Partly cloudy, with a low around 69. Southeast wind around 5 mph.
97°F 67°F
Wednesday
Mostly Sunny
Mostly sunny, with a high near 91.
97°F 67°F
Wednesday Night
Partly Cloudy then Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 71. Chance of precipitation is 30%.
97°F 67°F
Thursday
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms between 7am and 1pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 86. Chance of precipitation is 50%.
97°F 67°F
Thursday Night
Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
A chance of showers and thunderstorms before 7pm, then showers and thunderstorms likely between 7pm and 1am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Chance of precipitation is 70%.
97°F 67°F
Friday
Chance Showers And Thunderstorms then Mostly Sunny
A chance of showers and thunderstorms before 7am. Mostly sunny, with a high near 83. Chance of precipitation is 40%.
97°F 67°F
Friday Night
Mostly Clear
Mostly clear, with a low around 64.
97°F 67°F
Saturday
Mostly Sunny
Mostly sunny, with a high near 82.
97°F 67°F
Saturday Night
Mostly Clear
Mostly clear, with a low around 64.
97°F 67°F
Data provided by weather.gov