fluoridation - the addition of a fluoride to the water supply (to prevent dental decay) fluoridisation, fluoridization. addition - the act of adding one thing to another; the addition of flowers created a pleasing effect; the addition of a leap day every four years. Based on WordNet 3.0, Farlex clipart collection.
1 The annual average temperature in Fairbanks, Alaska, Usa is slightly cold at -2.9 degrees Celsius (26.8 degrees Fahrenheit). 2  There is a range of mean monthly temperatures of 40.3 C (72.5 F) which is a high range.
Days of Hot Weather in Fairbanks. Fairbanks has surprisingly hot summer weather for such a northern city. The temperature climbs into the 80s Fahrenheit on 12 days a year typically, most often in June and July. Once every few years, the thermometer here even makes it to 90 Â°F.