Rain Snow Temperatures Winter

Records Broken

Records were broken during the month of May with coldest temperatures to the wettest month.  Rapid City had the 3rd coldest average temperature for the month with 48.4 degrees along with the 10th snowiest month with 6.4" and the 3rd wettest month with 8.73".

Mount Rushmore had the snowiest May ever with a total 28.8" of snow, breaking it's old record of 22.5" set back in 1965.  Besides the snowiest month, it was also the coldest month ever with an average temperature of 43.7 degrees.

Up to the north, Spearfish had it's coldest May with an average temperature of 48 degrees compare to it's old record from 1946 of 48.4 degrees.  It was the 9th wettest may for the city with 7.43" of moisture.

Hot Springs and Mission also had the coldest average temperatures ever seen in the month of May with both cities averaging 48.8 degrees.  Hot Springs record was back in 1935 with an average of 50.5 degrees and Mission's lowest record was 50.6 degrees.

A complete list of the records from the National Weather Service in Rapid City can be found at https://www.weather.gov/unr/may2019.

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