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Weather Conditions for Hartford, Wisconsin : Washington County
Issued: 8:42 am CDT Sep 13, 2026 Latitude: 43.3177794 Longitude: -88.3789862 View on Google Maps

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Today Tonight Monday Tuesday Wednesday Thursday Friday Saturday
40% chance of rain on Today Mostly Clear on Tonight Increasing Clouds on Monday 50% chance of thunderstorms on Tuesday 30% chance of rain on Wednesday 50% chance of thunderstorms on Thursday 50% chance of thunderstorms on Friday 30% chance of  on Saturday
High: 65°F Low: 45°F High: 70°F High: 76°F High: 69°F High: 74°F High: 71°F High: 71°F
Low: 61°F Low: 54°F Low: 58°F Low: 57°F Low: 55°F  
Rain Mostly Clear Increasing Clouds Thunderstorms Rain Thunderstorms Thunderstorms Partly Sunny
Current Conditions at
WEST BEND - (KETB)
57°
Clear
as of 8:15 AM CDST
Rel. Humidity: 76%
Dew Point: 50°F
Visibility: 10 Miles
Pressure: 30.08 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
JUNEAU - (KUNU)
55°
Clear
as of 8:16 AM CDST
Rel. Humidity: 87%
Dew Point: 52°F
Visibility: 10 Miles
Pressure: 30.09 in.
Flight Rule: VFR
Wind Data
5 MPH
350° North
Cloud Level(s): Clear
Current Conditions at
WATERTOWN - (KRYV)
57°
Clear
as of 8:15 AM CDST
Rel. Humidity: 76%
Dew Point: 50°F
Visibility: 10 Miles
Pressure: 30.08 in.
Flight Rule: VFR
Wind Data
3 MPH
030° Northeast
Cloud Level(s): Clear
Current Conditions at
WAUKESHA - (KUES)
57°
Clear
as of 7:45 AM CDST
Rel. Humidity: 76%
Dew Point: 50°F
Visibility: 10 Miles
Pressure: 30.06 in.
Flight Rule: VFR
Wind Data
6 MPH
340° North
Cloud Level(s): Clear
40% chance of rain Today Today... A 40 percent chance of showers, mainly before 2pm. Increasing clouds, with a high near 65. West wind 5 to 10 mph.

Mostly Clear on Tonight Tonight... Mostly clear, with a low around 45. West wind around 5 mph becoming calm.

Increasing Clouds on Monday Monday... Increasing clouds, with a high near 70. Light south wind increasing to 10 to 15 mph in the morning.

80% chance of thunderstorms Monday Night Monday Night... A slight chance of showers before 10pm, then a slight chance of showers and thunderstorms between 10pm and 1am, then showers and possibly a thunderstorm after 1am. Low around 61. Southeast wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

50% chance of thunderstorms Tuesday Tuesday... A chance of showers and thunderstorms before 7am, then a chance of showers between 7am and 1pm. Mostly cloudy, with a high near 76. Southwest wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 50%.

Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a low around 54. Northwest wind around 5 mph becoming calm in the evening.

30% chance of rain Wednesday Wednesday... A 30 percent chance of showers after 1pm. Mostly cloudy, with a high near 69. East wind around 5 mph.

70% chance of thunderstorms Wednesday Night Wednesday Night... A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Cloudy, with a low around 58. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

50% chance of thunderstorms Thursday Thursday... A chance of showers and thunderstorms. Mostly cloudy, with a high near 74. Chance of precipitation is 50%.

40% chance of thunderstorms Thursday Night Thursday Night... A 40 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 57.

50% chance of thunderstorms Friday Friday... A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 71.

40% chance of thunderstorms Friday Night Friday Night... A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 55.

30% chance of  Saturday Saturday... A 30 percent chance of showers. Partly sunny, with a high near 71.

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

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Sun Almanac for Hartford, Wisconsin
Astronomical Sunrise 04:53 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 05:29 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 06:03 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 06:31 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 36 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 7:07 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 7:36 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 8:10 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 8:45 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 33 Minutes
Nautical Rise to Set: 14 Hours 41 Minutes
Astro Rise to Set: 15 Hours 52 Minutes

Click for yearly Sun Almanac for Hartford
Moon Almanac for Hartford, Wisconsin
Moon Phase: Waxing Crescent
Moon Illumination: 7%
Moon Age: 2.49 Days
Moon is currently below the horizon
Distance from Moon to Earth: 242,989 miles
Upcoming Lunar Events for
Hartford:
Next EventEvent TimeIllum

Moonrise:09:23 am Sun6.7%
High Moon:02:45 pm Sun7.9%
Moonset:07:58 pm Sun9.1%
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