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Weather Conditions for Deerfield, Wisconsin : Dane County
Issued: 2:36 am CDT Oct 1, 2026 Latitude: 43.0519434 Longitude: -89.0756675 View on Google Maps

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Overnight Thursday Friday Saturday Sunday Monday Tuesday Wednesday
90% chance of thunderstorms on Overnight 100% chance of thunderstorms on Thursday Sunny on Friday Sunny on Saturday Sunny on Sunday Sunny on Monday Sunny on Tuesday Partly Sunny on Wednesday
Low: 63°F High: 66°F High: 63°F High: 65°F High: 68°F High: 62°F High: 64°F High: 69°F
Low: 48°F Low: 39°F Low: 46°F Low: 40°F Low: 39°F Low: 48°F  
Thunderstorms Thunderstorms Sunny Sunny Sunny Sunny Sunny Partly Sunny

Hourly forecast

Deerfield, wi · Next 24 hours · Eastern time (EST/EDT)

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Current Conditions at
MADISON - (KMSN)
55°
Cloudy
Rain Mist
as of 2:53 PM CDST
Rel. Humidity: 100%
Dew Point: 55°F
Visibility: 2 Miles
Pressure: 29.88 in.
Flight Rule: IFR
Wind Data
5 MPH
050° Northeast
Cloud Level(s): Solid Overcast at 600ft
Current Conditions at
WATERTOWN - (KRYV)
57°
Cloudy
Rain
as of 2:55 PM CDST
Rel. Humidity: 100%
Dew Point: 57°F
Visibility: 4 Miles
Pressure: 29.89 in.
Flight Rule: IFR
Wind Data
5 MPH
110° East
Cloud Level(s): Solid Overcast at 700ft
Current Conditions at
JANESVILLE - (KJVL)
57°
Cloudy
Rain
as of 2:45 PM CDST
Rel. Humidity: 100%
Dew Point: 57°F
Visibility: 2 Miles
Pressure: 29.87 in.
Flight Rule: IFR
Wind Data
5 MPH
110° East
Cloud Level(s): Solid Overcast at 500ft
Current Conditions at
JUNEAU - (KUNU)
55°
Mostly Cloudy
Rain
as of 2:47 PM CDST
Rel. Humidity: 100%
Dew Point: 55°F
Visibility: 5 Miles
Pressure: 29.91 in.
Flight Rule: IFR
Wind Data
6 MPH
070° East
Cloud Level(s): Broken at 600ft, Broken at 1200ft
90% chance of thunderstorms Overnight Overnight... Showers, with thunderstorms also possible after 4am. Patchy fog. Low around 63. Southwest wind around 5 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

100% chance of thunderstorms Thursday Thursday... Showers and possibly a thunderstorm before 1pm, then scattered showers. Areas of fog before 1pm. High near 66. Calm wind becoming north around 5 mph in the morning. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

Clearing on Thursday Night Thursday Night... Cloudy during the early evening, then gradual clearing, with a low around 48. North wind 5 to 10 mph.

Sunny on Friday Friday... Sunny, with a high near 63. North wind around 10 mph.

Clear on Friday Night Friday Night... Clear, with a low around 39. Calm wind.

Sunny on Saturday Saturday... Sunny, with a high near 65. Light and variable wind becoming south 5 to 10 mph in the afternoon.

Cloudy on Saturday Night Saturday Night... Partly cloudy, with a low around 46. South wind around 5 mph.

Sunny on Sunday Sunday... Sunny, with a high near 68. Southwest wind 5 to 10 mph becoming northwest in the afternoon.

Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around 40.

Sunny on Monday Monday... Sunny, with a high near 62.

Clear on Monday Night Monday Night... Clear, with a low around 39.

Sunny on Tuesday Tuesday... Sunny, with a high near 64.

Cloudy on Tuesday Night Tuesday Night... Partly cloudy, with a low around 48.

Partly Sunny on Wednesday Wednesday... Partly sunny, with a high near 69.

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

Sun Almanac for Deerfield, Wisconsin
Astronomical Sunrise 05:36 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 06:09 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 06:42 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 07:10 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: 11 Hours 04 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 6:14 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 6:42 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 7:15 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 7:48 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: 12 Hours 0 Minutes
Nautical Rise to Set: 13 Hours 6 Minutes
Astro Rise to Set: 14 Hours 12 Minutes

Click for yearly Sun Almanac for Deerfield
Moon Almanac for Deerfield, Wisconsin
Moon Phase: Waxing Crescent
Moon Illumination: 25%
Moon Age: 4.87 Days
Moon is currently above the horizon
Distance from Moon to Earth: 251,684 miles
Upcoming Lunar Events for
Deerfield:
Next EventEvent TimeIllum

High Moon:04:45 pm Thu24.6%
Moonset:08:54 pm Thu26.0%
Moonrise:01:25 pm Fri32.0%
High Moon:05:36 pm Fri33.5%
Moonset:09:49 pm Fri35.1%
New Moon: Sat Oct 10
First Quarter: Sun Oct 18
Full Moon: Mon Oct 26
Last Quarter: Sun Nov 1
New Moon: Mon Nov 9
Click for Monthly Moon Almanac