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Weather Conditions for Watertown, Wisconsin : Jefferson County
Issued: 1:34 am CDT Sep 15, 2026 Latitude: 43.1947212 Longitude: -88.7289918 View on Google Maps

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Overnight Tuesday Wednesday Thursday Friday Saturday Sunday Monday
90% chance of thunderstorms on Overnight 70% chance of thunderstorms on Tuesday Partly Sunny on Wednesday 20% chance of rain on Thursday 50% chance of rain on Friday 80% chance of thunderstorms on Saturday 30% chance of thunderstorms on Sunday Mostly Sunny on Monday
Low: 62°F High: 75°F High: 71°F High: 76°F High: 73°F High: 76°F High: 70°F High: 69°F
Low: 54°F Low: 58°F Low: 56°F Low: 59°F Low: 57°F Low: 51°F  
Thunderstorms Thunderstorms Partly Sunny Rain Rain Thunderstorms Thunderstorms Mostly Sunny
Current Conditions at
WATERTOWN - (KRYV)
63°
Cloudy
Light Thunderstorm Rain In Vicinity
as of 1:35 AM CDST
Rel. Humidity: 72%
Dew Point: 54°F
Visibility: 10 Miles
Pressure: 29.99 in.
Flight Rule: VFR
Wind Data
12 MPH
300° Northwest
Cloud Level(s): Scattered at 5000ft, Broken at 6000ft, Solid Overcast at 8500ft
Current Conditions at
JUNEAU - (KUNU)
59°
Cloudy
Heavy Rain
as of 1:35 AM CDST
Rel. Humidity: 87%
Dew Point: 55°F
Visibility: 2 Miles
Pressure: 29.99 in.
Flight Rule: IFR
Wind Data
14 MPH
250° West
Cloud Level(s): Scattered at 1800ft, Broken at 2300ft, Solid Overcast at 5000ft
Current Conditions at
WAUKESHA - (KUES)
66°
Cloudy
as of 1:35 AM CDST
Rel. Humidity: 55%
Dew Point: 50°F
Visibility: 10 Miles
Pressure: 29.91 in.
Flight Rule: VFR
Wind Data
12 MPH
Gust: 17 MPH
190° South
Cloud Level(s): Broken at 6500ft, Broken at 7500ft, Solid Overcast at 9000ft
Current Conditions at
MADISON - (KMSN)
61°
Mostly Cloudy
Light Rain
as of 1:41 AM CDST
Rel. Humidity: 87%
Dew Point: 57°F
Visibility: 7 Miles
Pressure: 29.94 in.
Flight Rule: VFR
Wind Data
10 MPH
190° South
Cloud Level(s): Scattered at 3200ft, Broken at 8500ft, Broken at 12000ft
90% chance of thunderstorms Overnight Overnight... Showers and possibly a thunderstorm. Low around 62. South wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

70% chance of thunderstorms Tuesday Tuesday... Showers likely and possibly a thunderstorm before 10am, then scattered showers between 10am and 1pm. Mostly cloudy, with a high near 75. South wind 10 to 15 mph becoming west in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

Mostly Clear on Tuesday Night Tuesday Night... Mostly cloudy, then gradually becoming mostly clear, with a low around 54. Northwest wind around 5 mph becoming calm in the evening.

Partly Sunny on Wednesday Wednesday... Partly sunny, with a high near 71. East wind 5 to 10 mph.

50% chance of thunderstorms Wednesday Night Wednesday Night... A 50 percent chance of showers and thunderstorms, mainly after 1am. Increasing clouds, with a low around 58. East wind around 5 mph becoming calm in the evening.

20% chance of rain Thursday Thursday... A 20 percent chance of showers before 1pm. Mostly cloudy, with a high near 76. Calm wind becoming north around 5 mph in the afternoon.

Mostly Cloudy on Thursday Night Thursday Night... Mostly cloudy, with a low around 56. Northeast wind around 5 mph becoming calm.

50% chance of rain Friday Friday... A 50 percent chance of showers. Mostly cloudy, with a high near 73. East wind 5 to 10 mph.

80% chance of thunderstorms Friday Night Friday Night... A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 59. Chance of precipitation is 80%.

80% chance of thunderstorms Saturday Saturday... Showers and possibly a thunderstorm. High near 76. Chance of precipitation is 80%.

50% chance of thunderstorms Saturday Night Saturday Night... A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 57.

30% chance of thunderstorms Sunday Sunday... A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 70.

Mostly Cloudy on Sunday Night Sunday Night... Mostly cloudy, with a low around 51.

Mostly Sunny on Monday Monday... Mostly sunny, with a high near 69.

Wisconsin's Warnings, Watches, and AdvisoriesWisconsin's Watches, Warnings, and Advisories

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Sun Almanac for Watertown, Wisconsin
Astronomical Sunrise 04:58 AM?Astronomical sunrise occurs when the Sun is 18° below the horizon and the sky begins to brighten from a completly darkened state.
Nautical Sunrise 05:33 AM?Nautical sunrise (or nautical dawn) is the precise moment when the sun's center is 12° below the horizon in the morning. It marks the beginning of nautical twilight, allowing pilots/mariners to see the horizon.
Civil Sunrise 06:06 AM?Civil sunrise is the moment in the morning when the sun's center is 6° below the horizon. It marks the start of morning civil twilight, providing enough natural light for most, outdoor activities without artificial lighting. It typically occurs roughly 20-30 minutes before actual sunrise.
Sunrise 06:35 AM?Sunrise (or sunup) is the moment when the upper rim of the Sun appears on the horizon in the morning. It marks the end of the twilight phase, often accompanied by distinct atmospheric colors.

Daylight: 12 Hours 30 Minutes?Daylight hours are the period of time between local sunrise and sunset, representing the daily portion of sunlight. These hours change in length based on season, Earth's tilt, and latitude.

Sunset 7:05 PM?The sunset is defined in astronomy as the moment the upper limb of the Sun disappears below the horizon. It marks the end of daylight and is often accompanied by distinct atmospheric colors. It also signals the beginning of twilight.
Civil Sunset 7:34 PM?Civil sunset (or evening civil twilight) occurs when the center of the sun is 6° below the horizon, marking the end of the brightest twilight phase. It typically occurs roughly 20-30 minutes after sunset, providing enough light for most outdoor activities to continue without artificial light.
Nautical Sunset 8:08 PM?Nautical sunset occurs when the sun's center is 12° below the horizon, marking the end of nautical twilight. This phase, following civil twilight, allows the horizon to remain visible, enabling mariners to take accurate star sights for navigation. The sky is dark, but some ambient light remains
Astronomical Sunset 8:42 PM?Astronomical sunrise occurs when the Sun drops to 18° below the horizon. This causes the sky to enter a completly darkened state.

Civil Rise to Set: 13 Hours 28 Minutes
Nautical Rise to Set: 14 Hours 35 Minutes
Astro Rise to Set: 15 Hours 44 Minutes

Click for yearly Sun Almanac for Watertown
Moon Almanac for Watertown, Wisconsin
Moon Phase: Waxing Crescent
Moon Illumination: 18%
Moon Age: 4.15 Days
Moon is currently below the horizon
Distance from Moon to Earth: 247,410 miles
Upcoming Lunar Events for
Watertown:
Next EventEvent TimeIllum

Moonrise:11:41 am Tue20.9%
High Moon:04:20 pm Tue22.5%
Moonset:08:53 pm Tue24.1%
New Moon: Thu Sep 10
First Quarter: Fri Sep 18
Full Moon: Sat Sep 26
Last Quarter: Sat Oct 3
New Moon: Sat Oct 10
Click for Monthly Moon Almanac