Spring finally showed up this merry month of May, bringing some of the changeable weather normally associated with March and April. A months-old pattern of below-normal temperatures continues, with May highs, as of the 23rd, averaging just 62.5 degrees, 1.8 degrees cooler than the new normal, 64.3.

Warmer nights, though, have more than made up for that, with lows averaging 39.7, a substantial 2.2 degrees warmer than the new normal, 37.5. Nobody’s complaining about these frost-free nights, howev...