(Meteorological) WinterMarch 6th, 2013 at 4:11 am by Bill Steffen under Bill's Blog, Weather
Picture from Sharon at ReportIt. Check it out full screen. Meteorological Winter is the 3 months of Dec., Jan., Feb. Actually, the coldest period (when the average high temperature is below 40) is Dec. 2 thru Mar. 4. In West Michigan, the meteorological winter was warmer, cloudier and wetter than average. The 3-month period featured two months warmer than average, followed by a month cooler than average. The average temperature in G.R. was 29.3 deg. That was 2.5 deg. warmer than average. Snowfall was right at average. 57.3″ compared to an average of 57.5″. Precipitation was well above average with 9.91″ – that was 3.53″ above average. It was the 2nd winter in a row with above average precipitation. We had 52 days with measurable precipitation, compared to an average of 44. The average humidity was 75%. We sure had a lot of cloudy days, with only 20% sunshine. We had an average wind of 10 mph and two days when we heard thunder.
In general, it was warmer than average this winter east of the Rockies and cooler to the west. Here’s some selected cities departure from average temperature for this past winter: Minneapolis (+1.1), Boston (+2.0), Detroit (+2.8), New York (+1.8), Chicago (+3.4 – no snow on the ground for much of the winter), St. Louis (+3.1), Raleigh (+2.5), Jackson (+3.3), Orlando (+3.5), New Orleans (+2.5), Cincinnati (+2.7), Omaha (+2.2). Seattle (-0.7), Portland (-0.2), San Francisco (-0.7), Los Angeles (-1.0), San Diego (-0.6), Phoenix (-1.3), Las Vegas (-1.0), Salt Lake City (-3.7), Boise (-2.6), Denver (-0.5), Cheyenne (-1.6), Huron (-0.4).
The first five days of March have been 6.5 deg. cooler than average in G.R.