Monarch Butterfly Migration Data Reported as of June 10, 2005 Date Town State/Prov. Lat (N) Long (W) 06/08/05 Boulder Junction WI 46.09 -89.64 06/08/05 Midland MI 43.62 -84.33 06/08/05 Kingsford MI 45.89 -88.04 06/07/05 Grant MN 45.09 -92.91 06/07/05 Lake City MN 44.39 -92.31 06/07/05 Killarney ON 45.58 -81.31 06/07/05 Kirkfield ON 44.34 -78.59 06/07/05 Sister Bay WI 45.17 -87.10 06/07/05 Chevy Chase MD 38.98 -77.08 06/06/05 Campbell MN 46.12 -96.44 06/06/05 Sauk Centre MN 45.70 -95.02 06/06/05 Caledonia ON 43.04 -79.56 06/06/05 Port Hope ON 43.57 -78.18 06/06/05 La Crosse WI 43.80 -91.15 06/06/05 Superior WI 46.63 -92.15 06/06/05 Rockport ME 44.19 -69.10 06/05/05 West Redding CT 41.33 -73.43 06/05/05 Traverse City MI 44.75 -85.70 06/05/05 Stephens City VA 39.07 -78.19 06/05/05 Waterdown ON 43.20 -79.53 06/05/05 Port Hope ON 43.57 -78.18 06/05/05 Paris ON 43.12 -80.23 06/05/05 St. Paul MN 44.97 -93.08 06/05/05 Janesville WI 42.69 -89.11 06/05/05 New Bern NC 35.14 -77.01 06/05/05 Selkirk ON 42.49 -79.56 06/05/05 Neskoro WI 43.97 -89.22 06/05/05 Amery WI 45.36 -92.35 06/05/05 Hamden CT 41.38 -72.94 06/04/05 Bolivar NY 42.06 -78.12 06/04/05 Essex Junction VT 44.54 -73.06 06/04/05 Rainy River ON 48.43 -94.34 06/03/05 Greenwood IN 39.62 -86.18 06/03/05 Minneapolis MN 44.99 -93.27 06/03/05 Rochester NY 43.17 -77.60 06/03/05 Richmond MI 42.83 -82.79 06/02/05 Brooklyn Park MN 45.11 -93.35 06/02/05 Bridgenorth ON 44.23 -78.23 06/02/05 Gilbert MN 47.47 -92.38 06/02/05 Buttzville NJ 40.82 -75.04 06/02/05 Dorchester Swamp ON 42.97 -81.02 06/02/05 Woodstock ON 43.08 -80.45 06/01/05 St. Paul MN 44.97 -93.08 06/01/05 Toronto ON 43.42 -79.25 05/31/05 Fergus Falls MN 46.28 -96.10 05/30/05 Milwaukee WI 43.04 -87.92 05/29/05 Parry Sound ON 45.21 -80.02 05/28/05 Rockford IL 42.34 -89.14 05/27/05 Knoxville TN 35.95 -84.02 05/27/05 Minneapolis MN 44.99 -93.27 05/24/05 Kensington MN 45.85 -95.70