Within 5 days it will be Brian Doyle-Murray`s 69th birthday. (October 31, 1945)
Within 26 days it will be Harold Ramis`s 70th birthday. (November 21, 1944)
Release date: February 12, 1993
From February 2, 1887 people began gathering at Gobbler's Knob in Punxsutawney, to witness the groundhog's search for its shadow.
There is a small plaque in Wodstock (USA) that reads Bill Murray stepped here on the curb where Murray steps into a puddle.
Phil goes through the same day for about ten years. Only 34 days are actually shown.
The movie was shot in Woodstock, Illinois
Bill Murray was bitten twice by the groundhog during the filming.