Jefferson, IN Weather Forecast

Local 7-day forecast

78°
F

Showers And Thunderstorms Likely

Track current conditions, temperature changes, wind, and the full daily outlook for Jefferson, IN in one place.

Wednesday, April 15, 2026
Wind: 18 mph SW
This Afternoon

Showers and thunderstorms likely. Mostly cloudy. High near 78, with temperatures falling to around 75 in the afternoon. Southwest wind around 18 mph, with gusts as high as 29 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

Local 7-day forecast

Local Weather Overview

This forecast page for Jefferson, IN is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Apr 15, 2026 2:25 PM EDT.

The active forecast window currently covers Apr 15 to Apr 21, 2026 for Jefferson, IN.

Page Snapshot

Page focus
city weather
Forecast window
Apr 15 to Apr 21, 2026
Latest sync
Apr 15, 2026 2:25 PM EDT
Forecast office
IND
Source
NOAA / NWS
Next High
78°F
This Afternoon
Next Low
63°F
Tonight
Rain Outlook
8
Periods mentioning precipitation
Windiest
16 to 22 mph
Saturday

Daily Outlook

Today
Apr 15
Showers And Thunderstorms Likely
78 °F
/ 63°F
Wind 18 mph
Thu
Apr 16
Showers And Thunderstorms then Chance Showers And Thunderstorms
74 °F
/ 52°F
Wind 13 to 17 mph
Fri
Apr 17
Mostly Sunny
80 °F
/ 59°F
Wind 3 to 13 mph
Sat
Apr 18
Showers And Thunderstorms Likely
67 °F
/ 38°F
Wind 16 to 22 mph
Sun
Apr 19
Slight Chance Rain Showers then Sunny
53 °F
/ 34°F
Wind 12 to 20 mph
Mon
Apr 20
Sunny
60 °F
/ 47°F
Wind 7 to 10 mph
Tue
Apr 21
Mostly Sunny
72 °F
/ 52°F
Wind 13 to 21 mph

This Week in Jefferson

Friday looks like the warmest upcoming period in Jefferson at 80 degrees F.

Sunday Night is the coolest period ahead with temperatures near 34 degrees F.

The strongest winds are forecast for Saturday at about 16 to 22 mph SW.

Precipitation is mentioned in 8 upcoming forecast periods.

Forecast Details

Last updated
Apr 15, 2026 2:25 PM EDT
Coverage
7 days
Time zone
America/Indiana/Indianapolis
Forecast office
IND
Radar station
KIND

Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.

Open NOAA source

Extended Forecast

Tonight
Apr 15
63°F
Showers And Thunderstorms Likely
13 to 18 mph SSW

Showers and thunderstorms likely before 9pm, then showers and thunderstorms between 9pm and midnight, then a chance of showers and thunderstorms between midnight and 3am, then showers and thunderstorms. Mostly cloudy. Low around 63, with temperatures rising to around 65 overnight. South southwest wind 13 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

Thursday
Apr 16
74°F
Showers And Thunderstorms then Chance Showers And Thunderstorms
13 to 17 mph SW

Showers and thunderstorms before 8am, then a chance of showers and thunderstorms between 8am and 1pm, then a chance of showers and thunderstorms between 1pm and 2pm, then a chance of showers and thunderstorms between 2pm and 5pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 74. Southwest wind 13 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

Thursday Night
Apr 16
52°F
Chance Showers And Thunderstorms then Mostly Clear
3 to 14 mph NNW

A chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 52. North northwest wind 3 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.

Friday
Apr 17
80°F
Mostly Sunny
3 to 13 mph SSE

Mostly sunny, with a high near 80. South southeast wind 3 to 13 mph, with gusts as high as 18 mph.

Friday Night
Apr 17
59°F
Chance Showers And Thunderstorms
10 to 16 mph S

A chance of showers and thunderstorms between 8pm and 11pm, then a chance of showers and thunderstorms between 11pm and 2am, then showers and thunderstorms likely. Mostly cloudy, with a low around 59. South wind 10 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

Saturday
Apr 18
67°F
Showers And Thunderstorms Likely
16 to 22 mph SW

Showers and thunderstorms likely. Mostly cloudy, with a high near 67. Southwest wind 16 to 22 mph, with gusts as high as 28 mph. Chance of precipitation is 70%.

Saturday Night
Apr 18
38°F
Chance Rain Showers
12 to 18 mph W

A chance of rain showers. Partly cloudy, with a low around 38. West wind 12 to 18 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.

Sunday
Apr 19
53°F
Slight Chance Rain Showers then Sunny
12 to 20 mph WNW

A slight chance of rain showers before 8am. Sunny, with a high near 53. West northwest wind 12 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.

Sunday Night
Apr 19
34°F
Mostly Clear
6 to 16 mph WNW

Mostly clear, with a low around 34. West northwest wind 6 to 16 mph, with gusts as high as 24 mph.

Monday
Apr 20
60°F
Sunny
7 to 10 mph WSW

Sunny, with a high near 60.

Monday Night
Apr 20
47°F
Mostly Clear
8 to 13 mph S

Mostly clear, with a low around 47.

Tuesday
Apr 21
72°F
Mostly Sunny
13 to 21 mph SW

Mostly sunny, with a high near 72.

Tuesday Night
Apr 21
52°F
Partly Cloudy
10 to 17 mph WSW

Partly cloudy, with a low around 52.

Detailed Forecast

Period Conditions Temp Wind
This Afternoon
Apr 15
Showers And Thunderstorms Likely
78°F
18 mph
SW
Tonight
Apr 15
Showers And Thunderstorms Likely
63°F
13 to 18 mph
SSW
Thursday
Apr 16
Showers And Thunderstorms then Chance Showers And Thunderstorms
74°F
13 to 17 mph
SW
Thursday Night
Apr 16
Chance Showers And Thunderstorms then Mostly Clear
52°F
3 to 14 mph
NNW
Friday
Apr 17
Mostly Sunny
80°F
3 to 13 mph
SSE
Friday Night
Apr 17
Chance Showers And Thunderstorms
59°F
10 to 16 mph
S
Saturday
Apr 18
Showers And Thunderstorms Likely
67°F
16 to 22 mph
SW
Saturday Night
Apr 18
Chance Rain Showers
38°F
12 to 18 mph
W
Sunday
Apr 19
Slight Chance Rain Showers then Sunny
53°F
12 to 20 mph
WNW
Sunday Night
Apr 19
Mostly Clear
34°F
6 to 16 mph
WNW
Monday
Apr 20
Sunny
60°F
7 to 10 mph
WSW
Monday Night
Apr 20
Mostly Clear
47°F
8 to 13 mph
S
Tuesday
Apr 21
Mostly Sunny
72°F
13 to 21 mph
SW
Tuesday Night
Apr 21
Partly Cloudy
52°F
10 to 17 mph
WSW
Weather data provided by the National Weather Service (NOAA). Forecast pages update automatically as new periods are synced for each supported U.S. location.