Dexter, WI Weather Forecast

Local 7-day forecast

68°
F

Partly Sunny then Chance Rain Showers

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

Friday, September 18, 2026
Wind: 5 to 10 mph E
Friday

A chance of rain showers after 1pm. Partly sunny, with a high near 68. East wind 5 to 10 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.

Local 7-day forecast

Local Weather Overview

This forecast page for Dexter, WI 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: Sep 17, 2026 2:28 PM CDT.

The active forecast window currently covers Sep 18 to Sep 23, 2026 for Dexter, WI.

Page Snapshot

Page focus
city weather
Forecast window
Sep 18 to Sep 23, 2026
Latest sync
Sep 17, 2026 2:28 PM CDT
Forecast office
MKX
Source
NOAA / NWS
Next High
68°F
Friday
Next Low
56°F
Friday Night
Rain Outlook
9
Periods mentioning precipitation
Windiest
10 to 15 mph
Friday Night

Daily Outlook

Today
Sep 18
Partly Sunny then Chance Rain Showers
68 °F
/ 56°F
Wind 5 to 10 mph
Sat
Sep 19
Showers And Thunderstorms
65 °F
/ 55°F
Wind 10 to 15 mph
Sun
Sep 20
Chance Rain Showers
65 °F
/ 49°F
Wind 10 to 15 mph
Mon
Sep 21
Chance Rain Showers
62 °F
/ 48°F
Wind 10 to 15 mph
Tue
Sep 22
Partly Sunny then Slight Chance Rain Showers
63 °F
/ 50°F
Wind 10 mph
Wed
Sep 23
Mostly Sunny
69 °F
/ 52°F
Wind 5 to 10 mph

This Week in Dexter

Wednesday looks like the warmest upcoming period in Dexter at 69 degrees F.

Monday Night is the coolest period ahead with temperatures near 48 degrees F.

The strongest winds are forecast for Friday Night at about 10 to 15 mph E.

Precipitation is mentioned in 9 upcoming forecast periods.

Forecast Details

Last updated
Sep 17, 2026 2:28 PM CDT
Coverage
6 days
Time zone
America/Chicago
Forecast office
MKX
Radar station
KGRB

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

Open NOAA source

Extended Forecast

Friday Night
Sep 18
56°F
Rain Showers
10 to 15 mph E

Rain showers before 1am, then showers and thunderstorms. Some of the storms could produce heavy rain. Cloudy, with a low around 56. East wind 10 to 15 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

Saturday
Sep 19
65°F
Showers And Thunderstorms
10 to 15 mph E

Showers and thunderstorms. Some of the storms could produce heavy rain. Cloudy, with a high near 65. East wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

Saturday Night
Sep 19
55°F
Showers And Thunderstorms Likely
10 mph NE

Showers and thunderstorms likely. Mostly cloudy, with a low around 55. Northeast wind around 10 mph. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.

Sunday
Sep 20
65°F
Chance Rain Showers
10 to 15 mph NE

A chance of rain showers before 1pm. Mostly cloudy, with a high near 65. Northeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%. New rainfall amounts between a quarter and half of an inch possible.

Sunday Night
Sep 20
49°F
Mostly Cloudy
10 to 15 mph NE

Mostly cloudy, with a low around 49. Northeast wind 10 to 15 mph.

Monday
Sep 21
62°F
Chance Rain Showers
10 to 15 mph E

A chance of rain showers after 7am. Mostly cloudy, with a high near 62. Chance of precipitation is 30%.

Monday Night
Sep 21
48°F
Slight Chance Rain Showers then Mostly Cloudy
10 to 15 mph NE

A slight chance of rain showers before 7pm. Mostly cloudy, with a low around 48. Chance of precipitation is 20%.

Tuesday
Sep 22
63°F
Partly Sunny then Slight Chance Rain Showers
10 mph E

A slight chance of rain showers after 1pm. Partly sunny, with a high near 63. Chance of precipitation is 20%.

Tuesday Night
Sep 22
50°F
Slight Chance Rain Showers then Mostly Cloudy
5 to 10 mph NE

A slight chance of rain showers before 7pm. Mostly cloudy, with a low around 50. Chance of precipitation is 20%.

Wednesday
Sep 23
69°F
Mostly Sunny
5 to 10 mph NE

Mostly sunny, with a high near 69.

Wednesday Night
Sep 23
52°F
Partly Cloudy
0 to 5 mph E

Partly cloudy, with a low around 52.

Detailed Forecast

Period Conditions Temp Wind
Friday
Sep 18
Partly Sunny then Chance Rain Showers
68°F
5 to 10 mph
E
Friday Night
Sep 18
Rain Showers
56°F
10 to 15 mph
E
Saturday
Sep 19
Showers And Thunderstorms
65°F
10 to 15 mph
E
Saturday Night
Sep 19
Showers And Thunderstorms Likely
55°F
10 mph
NE
Sunday
Sep 20
Chance Rain Showers
65°F
10 to 15 mph
NE
Sunday Night
Sep 20
Mostly Cloudy
49°F
10 to 15 mph
NE
Monday
Sep 21
Chance Rain Showers
62°F
10 to 15 mph
E
Monday Night
Sep 21
Slight Chance Rain Showers then Mostly Cloudy
48°F
10 to 15 mph
NE
Tuesday
Sep 22
Partly Sunny then Slight Chance Rain Showers
63°F
10 mph
E
Tuesday Night
Sep 22
Slight Chance Rain Showers then Mostly Cloudy
50°F
5 to 10 mph
NE
Wednesday
Sep 23
Mostly Sunny
69°F
5 to 10 mph
NE
Wednesday Night
Sep 23
Partly Cloudy
52°F
0 to 5 mph
E
Weather data provided by the National Weather Service (NOAA). Forecast pages update automatically as new periods are synced for each supported U.S. location.