Dew Point temperatures are back in the 50s this Tuesday morning allowing the air temperature to cool into the 50s as well. It seems our periods of very muggy weather this summer have been brief. The featured chart presents the percentage of hours since 1 June that the dew point temperature for Des Moines was at or above the given level. A climatological average is shown by the black line and two extreme years are shown as well. Indeed the amount of time at high dew points has been below average this year. The bottom chart shows the percentage of time that the dew point was at or above 50 degrees. Since 2001, each year has been greater than 90%.

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Tags:   dewpoint