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Neptune, Wisconsin Weather Forecast
Neptune, Wisconsin Weather
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Weather Forecast for Neptune, Wisconsin : Richland County
Issued: 4:46 pm CDT Oct 28, 2025 Latitude: 43.3730389 Longitude: -90.2673479 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Wednesday Thursday Friday Saturday Sunday Monday Tuesday
40% chance of rain on This Afternoon 50% chance of rain on Tonight Mostly Sunny on Wednesday Partly Sunny on Thursday Partly Sunny on Friday Mostly Cloudy on Saturday 20% chance of  on Sunday Mostly Sunny on Monday Mostly Sunny on Tuesday
High: 55°F Low: 39°F High: 57°F High: 55°F High: 54°F High: 49°F High: 54°F High: 57°F High: 54°F
Low: 32°F Low: 34°F Low: 34°F Low: 32°F Low: 38°F Low: 33°F  
Rain Rain Mostly Sunny Partly Sunny Partly Sunny Mostly Cloudy Partly Sunny Mostly Sunny Mostly Sunny
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Current Conditions at
BARABOO - (KDLL)
54°
Clear
as of 4:35 PM CDST
Rel. Humidity: 58%
Dew Point: 39°F
Visibility: 10 Miles
Pressure: 30.08 in.
Flight Rule: VFR
Wind Data
9 MPH
080° East
Cloud Level(s): Clear
40% chance of rain This Afternoon This Afternoon... A 40 percent chance of showers. Cloudy, with a steady temperature around 55. East wind around 8 mph, with gusts as high as 20 mph. New precipitation amounts of less than a tenth of an inch possible.

50% chance of rain Tonight Tonight... A 50 percent chance of showers before 9pm. Cloudy, with a low around 39. East wind 7 to 9 mph, with gusts as high as 21 mph. New precipitation amounts of less than a tenth of an inch possible.

Mostly Sunny on Wednesday Wednesday... Mostly sunny, with a high near 57. Northeast wind 8 to 10 mph, with gusts as high as 20 mph.

Cloudy on Wednesday Night Wednesday Night... Partly cloudy, with a low around 32. Northeast wind around 5 mph becoming calm in the evening.

Partly Sunny on Thursday Thursday... Partly sunny, with a high near 55. Calm wind becoming northwest around 6 mph in the afternoon.

Mostly Cloudy on Thursday Night Thursday Night... Mostly cloudy, with a low around 34. Calm wind.

Partly Sunny on Friday Friday... Partly sunny, with a high near 54. Calm wind becoming northwest 5 to 8 mph in the morning.

Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 34. Northwest wind around 6 mph becoming calm in the evening.

Mostly Cloudy on Saturday Saturday... Mostly cloudy, with a high near 49. Calm wind becoming north around 6 mph in the morning.

Mostly Cloudy on Saturday Night Saturday Night... Mostly cloudy, with a low around 32. Calm wind.

20% chance of  Sunday Sunday... A 20 percent chance of showers. Partly sunny, with a high near 54. Light southwest wind increasing to 5 to 10 mph in the morning.

30% chance of rain Sunday Night Sunday Night... A 30 percent chance of showers. Mostly cloudy, with a low around 38. Southwest wind 7 to 9 mph.

Mostly Sunny on Monday Monday... Mostly sunny, with a high near 57. West wind 10 to 15 mph, with gusts as high as 25 mph.

Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around 33. West wind 7 to 10 mph, with gusts as high as 21 mph.

Mostly Sunny on Tuesday Tuesday... Mostly sunny, with a high near 54. West wind 6 to 11 mph, with gusts as high as 20 mph.

Sun Almanac for Neptune, Wisconsin
Sunrise: 07:32 AM
Sunset: 5:58 PM
Civil Sunrise:07:02 AM
Civil Sunset: 6:27 PM
Nautical Sunrise: 06:29 AM
Nautical Sunset: 7:01 PM
Astro Sunrise: 05:56 AM
Astro Sunset: 7:34 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.