The problem with strictly lunar calendars is that there are approximately 12.4 lunar months in every solar year, so a 12-month lunar calendar is about 11 days shorter than a solar year and a 13-month lunar is about 19 longer than a solar year.
Neillsville is a city in Clark County in the U.S. state of Wisconsin. The population was 2,731 at the 2000 census. It is the county seat. Neillsville is located at 44Â°33â²40â³N 90Â°35â²45â³W / 44.56111Â°N 90.59583Â°W / 44.56111; -90.59583 (44.560996, -90.595746). According to the United States Census Bureau, the city has a total area of 2.8 square miles (7.3 kmÂ²), of which, 2.8 square miles (7.3 kmÂ²) of it is land and 0.04 square miles (0.1 kmÂ²) of it (1.06%) is water.
Delavan is a city in Walworth County, Wisconsin, United States. The population was 8,463 at the 2010 census. The city is located partially within the Town of Delavan but the two entities are politically independent. City events include the Delavan Train Show in March, Cinco de Mayo in May, Heritage Fest in August, and Scarecrow Fest in September.