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May & Spring 2012 Weather Stats for Grand Rapids | News

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May & Spring 2012 Weather Stats for Grand Rapids

Grand Rapids (WZZM) -

The weather during the month of May was warmer, sunnier and drier than usual while the spring season (March, April and May) was the warmest on record with more sunshine and less rainfall than usual.

Temperatures for the month averaged 63.2°F, 4.5°F above average, making it the tenth warmest February on record (based on data from 1870-2012), and 3.2°F warmer than last year (60.0°F).  Twenty-one days were warmer than usual, seven were cooler and three were considered average.  The highest temperature occurred on May 28 with 91°F while the lowest temperature occurred on May 11 with 39°F.  The spring season averaged 54.0°F, 6.6°F above average, making it the warmest spring on record - mostly due to the warmest March on record, breaking the previous record of 52.6°F set in 1977.  Spring 2012 was also 7.2° warmer than last spring (46.8°F).

Precipitation was below average last month with 2.72", 1.26" less than usual and 1.82" less than last year (4.54").  There were sixteen days with measurable precipitation, which is five days more than usual (11).  Spring precipitation was below average with 8.95", 0.75" less than usual and 6.79" less than last spring (15.74").

Snowfall in May amounted to a trace (from hail on May 9) while spring snowfall was 2.8", 7.3" less than usual but comparable to 2011 (3.1").

There was 66.7% of the possible sunshine last month, 9.6% more than usual and 12.9% more than last year (53.8%).  There were seven clear days - which is average (7), seventeen partly cloudy days - eight more than usual (9), and seven cloudy days - eight fewer than average (15).  Spring sunshine amounted to 60.4%, 7.6% more than usual and 11.9% more than last year (48.5%).

Daily wind records:  A peak wind gust of 37 mph from the east on May 28 broke the previous record of 36 mph from the southwest set in 1995.


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