Platteville, Wisconsin Weather
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Weather Forecast for Platteville, Wisconsin : Grant County
Issued: 1:43 pm CDT Aug 20, 2025 Latitude: 42.73416 Longitude: -90.4784621 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Thursday Friday Saturday Sunday Monday Tuesday
20% chance of rain on This Afternoon 10% chance of rain on Tonight Morning Fog on Thursday Mostly Sunny on Friday 10% chance of thunderstorms on Saturday Sunny on Sunday Sunny on Monday Sunny on Tuesday
High: 79°F Low: 60°F High: 77°F High: 80°F High: 75°F High: 67°F High: 67°F High: 68°F
Low: 61°F Low: 63°F Low: 53°F Low: 49°F Low: 47°F  
Rain Rain Morning Fog Mostly Sunny Thunderstorms Sunny Sunny Sunny
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Current Conditions at
MINERAL POINT - (KMRJ)
73°
Partly Cloudy
as of 1:55 PM CDST
Rel. Humidity: 73%
Dew Point: 64°F
Visibility: 10 Miles
Pressure: 30.17 in.
Flight Rule: VFR
Wind Data
7 MPH
040° Northeast
Cloud Level(s): Scattered at 5500ft, Scattered at 7000ft
Current Conditions at
DUBUQUE - (KDBQ)
81°
Mostly Cloudy
as of 1:53 PM CDST
Rel. Humidity: 65%
Dew Point: 68°F
Visibility: 10 Miles
Pressure: 30.13 in.
Flight Rule: MVFR
Wind Data
10 MPH
080° East
Cloud Level(s): Broken at 2300ft, Broken at 3000ft
Current Conditions at
BOSCOBEL - (KOVS)
79°
Cloudy
as of 1:53 PM CDST
Rel. Humidity: 65%
Dew Point: 66°F
Visibility: 10 Miles
Pressure: 30.13 in.
Flight Rule: VFR
Wind Data
7 MPH
060° Northeast
Cloud Level(s): Few at 2800ft, Solid Overcast at 6000ft
Current Conditions at
LONE ROCK - (KLNR)
79°
Cloudy
as of 1:56 PM CDST
Rel. Humidity: 69%
Dew Point: 68°F
Visibility: 10 Miles
Pressure: 30.13 in.
Flight Rule: VFR
Wind Data
5 MPH
Cloud Level(s): Scattered at 2700ft, Scattered at 4100ft, Solid Overcast at 6000ft
20% chance of rain This Afternoon This Afternoon... Isolated sprinkles before 4pm, then isolated showers after 4pm. Mostly sunny, with a high near 79. Northeast wind around 9 mph. Chance of precipitation is 20%.
10% chance of rain Tonight Tonight... Isolated showers before 7pm. Patchy fog after 4am. Otherwise, partly cloudy, with a low around 60. Northeast wind 3 to 6 mph. Chance of precipitation is 10%.
Morning Fog on Thursday Thursday... Patchy fog before 9am. Otherwise, mostly sunny, with a high near 77. Northeast wind 3 to 5 mph.
Cloudy on Thursday Night Thursday Night... Partly cloudy, with a low around 61. Calm wind.
Mostly Sunny on Friday Friday... Mostly sunny, with a high near 80. Calm wind becoming southwest around 6 mph in the afternoon.
40% chance of thunderstorms Friday Night Friday Night... A 40 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 63. Light southwest wind. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
10% chance of thunderstorms Saturday Saturday... A slight chance of thunderstorms before 7am. Sunny, with a high near 75. West wind 5 to 13 mph. Chance of precipitation is 10%.
Mostly Clear on Saturday Night Saturday Night... Mostly clear, with a low around 53. West wind 6 to 10 mph, with gusts as high as 18 mph.
Sunny on Sunday Sunday... Sunny, with a high near 67. Northwest wind 6 to 13 mph.
Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around 49. Northwest wind 5 to 9 mph.
Sunny on Monday Monday... Sunny, with a high near 67. Northwest wind 6 to 9 mph.
Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around 47. Northwest wind around 6 mph becoming calm in the evening.
Sunny on Tuesday Tuesday... Sunny, with a high near 68. Calm wind becoming northwest around 6 mph in the afternoon.
Current Radar Image


Sun Almanac for Platteville, Wisconsin
Sunrise: 06:14 AM
Sunset: 7:56 PM
Civil Sunrise:05:44 AM
Civil Sunset: 8:26 PM
Nautical Sunrise: 05:08 AM
Nautical Sunset: 9:02 PM
Astro Sunrise: 04:29 AM
Astro Sunset: 9:41 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.