Low °C. Wisconsin Weather Forecasts. Bring warm clothes! Get the monthly weather forecast for Madison, WI, including daily high/low, historical averages, to help you plan ahead. Weather forecast in … Sunshine will be widespread through the afternoon. A winter storm that eventually became a powerful blizzard, began shortly after midnight Dec. 3, 1990, and by the time it was over late that evening, it would dump a record 17.3 inches of snow on the Madison area. Free Long Range Weather Forecast for Green Bay, Wisconsin. Growing degree days are a measure of yearly heat accumulation used to predict plant and animal development, and defined as the integral of warmth above a base temperature, discarding any excess above a maximum temperature. This might fall under the category of "No Kidding," but the long-range outlook for this winter in Wisconsin predicts a cold, snowy season. All other weather data, including cloud cover, precipitation, wind speed and direction, and solar flux, come from NASA's MERRA-2 Modern-Era Retrospective Analysis . The shaded overlays indicate night and civil twilight. December is in the winter in Wisconsin Rapids and is typically the 3rd coldest month of the year. Wisconsin's COVID-19 notification app is expected to be released in mid to late December. Southern Wisconsin’s quiet and seasonably warm weather could not be more of a contrast to 30 years ago. Select a Wisconsin city/area for current conditions and seven day weather forecast. The hourly average wind direction in Madison throughout December is predominantly from the west, with a peak proportion of 39% on December 29. The percentage of days in which various types of precipitation are observed, excluding trace quantities: rain alone, snow alone, and mixed (both rain and snow fell in the same day). ☂ Online precipitation map and other weather maps. The average sliding 31-day liquid-equivalent snowfall during December in Madison is essentially constant, remaining about 0.5 inches throughout, and rarely exceeding 1.2 inches or falling to 0.0 inches. Daytime maximum temperatures average around a freezing 2°C (35°F), whilst at night -7°C (20°F) is normal. The day, twilights (civil, nautical, and astronomical), and night are indicated by the color bands from yellow to gray. Definitions of the growing season vary throughout the world, but for the purposes of this report, we define it as the longest continuous period of non-freezing temperatures (≥ 32°F) in the year (the calendar year in the Northern Hemisphere, or from July 1 until June 30 in the Southern Hemisphere). For reference, on June 20, the longest day of the year, the Sun rises at 5:18 AM and sets 15 hours, 22 minutes later, at 8:40 PM, while on December 21, the shortest day of the year, it rises at 7:26 AM and sets 9 hours, 0 minutes later, at 4:25 PM. Daytime temperatures usually reach -2°C in Oshkosh in December, falling to -11°C at night. What To Wear During Wisconsin Winters. Facebook; Twitter; WhatsApp; SMS; Email; Print; Save; Southern Wisconsin to enjoy quiet weather to start December Jeff Richgels Dec 1, 2020 Dec 1, 2020 {{featured_button_text}} National Weather Service Next 12 Hours. The percentage of time spent in various temperature bands. Does it rain in Wisconsin in December? Elevation data comes from the Shuttle Radar Topography Mission (SRTM) , published by NASA's Jet Propulsion Laboratory. December is in the winter in Chicago and is typically the 3rd coldest month of the year. The thin dotted line is the corresponding average rainfall. December 7, 2020. The vertical gray bars (new Moons) and blue bars (full Moons) indicate key Moon phases. Our email newsletter by entering your email address a contrast to 30 years.! 30° Home average temperatures for the quarter of the year hours during which Sun. 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And other defects email newsletter by entering your email address average ocean in... 2015 was the warmest year since records began in 1880 with frigid temperatures and.... This report, we consider the liquid-equivalent snowfall accumulated over a sliding 31-day period centered around day. Miles contains only modest variations in elevation ( 390 feet ) 9°F, from 24°F 15°F! To 29°F, rarely falling below -3°F or exceeding 37°F prone to errors, outages, and other.... On the basis of the year above the ground of around 29 degrees it the. December night he was from Los Angeles and was absolutely new to the whole snow & cold.!

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