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.
1 Mean monthly temperatures vary by 11.1 C (20 F) which is a low range. 2  There is a variation/ range of daily average temperatures of 4.8 C (8.7 F). 3  The warmest month (July) is quite mild with an average temperature of 10.6 degrees Celsius (51.08 degrees Fahrenheit).