Climatological Report (Seasonal)
Issued by NWS Duluth, MN
Issued by NWS Duluth, MN
000 CXUS53 KDLH 091541 CLSDLH CLIMATE REPORT NATIONAL WEATHER SERVICE DULUTH MN 1027 AM CDT MON SEP 9 2019 ................................... ...THE DULUTH CLIMATE SUMMARY FOR THE SEASON, FROM 6/1/2019 TO 8/31/2019... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1870 TO 2019 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE NORMAL ............................................................. TEMPERATURE (F) RECORD HIGH 106 07/13/1936 LOW 27 06/10/1972 HIGHEST 89 07/15 MM MM 91 07/12 LOWEST 40 06/13 MM MM 40 MEAN 66.3 63.4 2.9 66.2 PRECIPITATION (INCHES) RECORD MAXIMUM 20.91 1873 MINIMUM 3.49 1936 TOTALS 9.24 11.78 -2.54 11.78 SNOWFALL (INCHES) SINCE 7/1 T DEGREE_DAYS HEATING TOTAL 174 329 -155 166 COOLING TOTAL 322 186 136 301 .............................................................. WIND (MPH) AVERAGE WIND SPEED 8.2 HIGHEST WIND SPEED/DIRECTION 41/270 HIGHEST GUST SPEED/DIRECTION 61/280 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$ .THE 2019 SUMMER SEASON WAS WARMER THAN NORMAL WITH BELOW NORMAL PRECIPITATION AT DULUTH MN... THE AVERAGE TEMPERATURE FOR THE SUMMER SEASON WAS 66.3 DEGREES WHICH WAS 2.9 DEGREES ABOVE THE NORMAL OF 63.4 DEGREES...MAKING THIS THE 6TH WARMEST SUMMER IN STATION HISTORY. THE HIGHEST TEMPERATURE FOR THE SUMMER WAS 89 DEGREES ON JULY 12TH AND 15TH. THE LOWEST TEMPERATURE FOR THE SUMMER WAS 40 DEGREES ON JUNE 2ND. NO MONTHLY TEMPERATURE RECORDS WERE BROKEN THIS SUMMER...BUT JULY WAS THE 4TH WARMEST IN STATION HISTORY WITH AN AVERAGE TEMPERATURE OF 71.1 DEGREES. THE NORMAL AVERAGE TEMPERATURE FOR JULY IS 65.8 DEGREES. THE SUMMER OF 2019 WAS BELOW NORMAL FOR PRECIPITATION WITH A TOTAL OF 9.24 INCHES OF PRECIPITATION RECORDED. THIS WAS 2.54 INCHES BELOW THE NORMAL OF 11.78 INCHES. THE GREATEST DAILY PRECIPITATION OCCURRED ON JULY 28TH WHERE 1.53 INCHES INCHES WAS RECORDED. AT LEAST 0.01 INCHES OF PRECIPITATION FELL ON 32 DAYS. AT LEAST 0.10 INCHES FELL ON 21 DAYS. AT LEAST 0.50 INCHES FELL ON 5 DAYS. AT LEAST 1 INCH FELL ON 2 DAYS. NO MONTHLY PRECIPITATION RECORDS WERE BROKEN THIS SUMMER. THE AVERAGE WIND SPEED FOR THE SUMMER WAS 8.2 MPH. THE HIGHEST SUSTAINED WIND OCCURRED ON AUGUST 5TH WITH A SPEED OF 41 MPH OUT OF THE WEST. THE HIGHEST PEAK WIND GUST OCCURRED ON AUGUST 5TH WITH A SPEED OF 61 MPH. THERE WERE 174 HEATING DEGREE DAYS FOR THE SUMMER WHICH WAS 155 BELOW THE NORMAL OF 329. THERE WERE 322 COOLING DEGREE DAYS FOR THE SUMMER WHICH WAS 136 ABOVE THE NORMAL OF 186. THE OUTLOOK FOR FALL...NORMAL HIGHS START IN THE LOW 70S IN EARLY SEPTEMBER AND COOL TO THE LOW 30S BY THE END OF NOVEMBER. NORMAL LOWS START IN THE MID 50S IN EARLY SEPTEMBER AND COOL TO THE UPPER TEENS BY THE END OF NOVEMBER. NORMAL PRECIPITATION FOR THE FALL IS 8.17 INCHES. NORMAL SNOWFALL FOR THE FALL IS 16.1 INCHES. THE LATEST CLIMATE PREDICTION CENTER OUTLOOK INDICATES THAT ODDS ARE TILTED TOWARD ABOVE NORMAL TEMPERATURES AND SLIGHTLY TILTED TOWARD ABOVE NORMAL PRECIPITATION. $$ WL