On Jan 1 in weather history...

1864 Chicago had a high temperature -16°. A farmer near Huntertown, Indiana, reported the same high temperature as Chicago, with a low of -21°. In his weather diary he made the remark "rough day". Minneapolis had a high of -25°. Louisville dropped 67° to a reading of -20°.

1974 -- Mayo, Yukon Territory, reported a barometric pressure of 31.53".

2010 -- An intense lake-effect snow band deposited one to two feet of snow on portions of far north-central Indiana and southwest Lower Michigan late January 1st into early January 2nd. South Bend reported 16.2" snow, with snowfall rates of 2" to 4" per hour common.

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