Historical clue formulations

• Comes down as a wintry mix — 2024-09-24
• Precipitates unpleasantly, in a way — 2020-04-08
• Wet blankets? — 2018-08-29
• Occurrences in the 30s, say — 2017-04-23
• Mixed forecasts? — 2016-10-28
• Rains pellets — 2016-05-15
• Precipitates in a bad way? — 2016-05-05
• Wintry mixes — 2015-03-29
• February forecasts — 2013-10-27
• Cold showers — 2012-05-17
• Creates slippery conditions, in a way — 2011-03-09
• Falls like 17-Across — 2010-08-21
• Precipitates at about 32 degrees F — 2007-10-22
• Cold showers? — 2006-01-25
• Creates a glaze — 2002-12-28
• Gets nasty outside — 2001-04-15
• Storms, in a way — 2000-01-16
• Makes roads slippery, say — 2000-01-06
• Makes things slippery — 1998-04-29
• Comes down pretty hard — 1997-03-23
• Comes down somewhat hard? — 1996-03-15