Surface geology and agricultural conditions of Michigan . st one hundred years, both as to intensity and extent of territorycovered, extended over the middle Mississippi and Missouri valleys,the Lake region and Atlantic Coast districts from early summer of1894 until about the first of August, 1895, the precipitation de-ficiency being about ten inches. Since then there has been no gen-eral serious drought in Michigan. Previous to 1894 moderately severe droughts had occurred inMichigan in 1881 and 18S7. SUNSHINE. The sunshine annually will ayerage somewhal over fifty percent, of the possible amo
Surface geology and agricultural conditions of Michigan . st one hundred years, both as to intensity and extent of territorycovered, extended over the middle Mississippi and Missouri valleys,the Lake region and Atlantic Coast districts from early summer of1894 until about the first of August, 1895, the precipitation de-ficiency being about ten inches. Since then there has been no gen-eral serious drought in Michigan. Previous to 1894 moderately severe droughts had occurred inMichigan in 1881 and 18S7. SUNSHINE. The sunshine annually will ayerage somewhal over fifty percent, of the possible amount, the percentage being much higherduring the period extending from May i the middle of October,than during the winter months. During December, January andFebruary it sometimes falls as low ns twenty per cent, of thepossible amount, while during Juno. duly. August and September il exceeds sixty and sometimes seventy per cent, of Ihe possibleamount. As a rule, duly is the sunniest month and December (hecloudiest. 28 SURFACE GEOLOGY OF Fig. 12. Annual rainfall map of Michigan for 1912. CLIMATIC CONDITIONS OP MICHIGAN. £ake superior MARptfS^TE. \J |J Si - rfF ^\ %v .J | DEZLTA Schoolcraft! ?^HARLEVOlW chippewamackInac-
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