While most of these are examples of hazards that come from outdoor sources, environmental health hazards may also be found indoors. Toxins such as radon gas, lead and asbestos are all sources of indoor environmental hazards.
Climate for Columbus, Ohio. Columbus's coldest month is January when the average temperature overnight is 20.3Â°F. In July, the warmest month, the average day time temperature rises to 85.3Â°F.
100. 1  The cost of living in Columbus is 1.9 % less than the Ohio average. 2  The cost of living in Columbus is 11 % less than the national average. 3  Each cost of living index is based on a national average of 100. The cost of living in Columbus is 11 % less than the national average. 2  Each cost of living index is based on a national average of 100. 3  If the amount is below 100, it is lower than the national average. 4  If the amount is above 100, it is higher than the national average.