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Sub-freezing days

11 Dec 2008 06:22 AM
The featured graph shows the daily frequency of observed sub freezing high and low temperatures for Ames based on data since 1893. For this time of year, roughly a 45% chance exists that the high temperature will be below freezing. On the other hand, low temperatures are almost always below freezing this time of year. Our high temperature today may creep above freezing to help balance out our day yesterday below freezing.

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Tags:   climate   below-freezing