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 There is a variation of average monthly temperatures of 6.45 C (11.6 F) which is a very low range. 2  The range/ variation of daily average temperatures is 5.5 C (9.9 F). 3  February is the warmest month (fairly hot) with an average temperature of 23.3 degrees Celsius (73.94 degrees Fahrenheit).