Ratio data is interval data with a natural zero point. For example, time is ratio since 0 time is meaningful. Degrees Kelvin has a 0 point (absolute 0) and the steps in both these scales have the same degree of magnitude.
Bethlehem, PA Weather. The average temperature of Bethlehem is 51.25Â°F, which is higher than the Pennsylvania average temperature of 49.80Â°F and is lower than the national average temperature of 54.45Â°F. Historical Weather.
Top Weather Forecast Regions. Bethlehem 5-Day Forecast. Bethlehem 5 day forecast with weather outlook providing day and night summary including precipitation, high and low temperatures presented in Fahrenheit and Celsius, sky conditions, rain chance, sunrise, sunset, wind chill, and wind speed with direction.