Records set in May 2009 (Period of Record 1970-2009) Spring Top 10 (March-May) - 6th Most Seasonal Cooling Degree Days with 294. - 5th Most Storm Total Precipitation of 5.74" on April 29th to May 6th. - 3rd Most Number of Seasonal Days with Precipitation with 36 (tied). - 2nd Most Number of Monthly Days with Precipitation with 16 in May (tied). Record is 18 in May 1993. - 4th Most Number of Seasonal Days with Snowfall with 2 (tied). - 4th Most Number of Monthly Days with Snowfall with 2 in March (tied). Monthly Top 10 - 6th Lowest Monthly Maximum Temperature of 76.1°. - 9th Lowest Daily Maximum Temperature of 56° on the 2nd (tied). - 3rd Most Monthly Heating Degree Days with 98. - 5th Most Storm Total Precipitation of 5.74" on April 29th to May 6th. - 2nd Most Number of Days with Precipitation with 16 (tied). Record is 18 in 1993. Daily Record Low Maximum Temperature - 68° on the 16th (tied). Record High Minimum Temperature - 61° on the 5th.