144  
CXUS53 KDLH 051627  
CLMHIB  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DULUTH MN  
1110 AM CDT SAT OCT 5 2019  
   
...............................
 
 
   
..THE HIBBING CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2019
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1931 TO 2019  
 
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S  
VALUE DATE(S) VALUE FROM VALUE DATE(S)  
NORMAL    
............................................................
 
 
TEMPERATURE (F)  
RECORD  
HIGH 94 09/07/1976  
LOW 20 09/15/2011  
09/29/1984  
09/28/1967  
09/26/1965  
HIGHEST 82 09/16 MM MM 85 09/16  
LOWEST 26 09/28 MM MM 26 09/29  
AVG. MAXIMUM 64.7 65.9 -1.2 64.1  
AVG. MINIMUM 43.8 40.2 3.6 43.3  
MEAN 54.3 53.1 1.2 53.7  
DAYS MAX >= 90 0 MM MM 0  
DAYS MAX <= 32 0 MM MM 0  
DAYS MIN <= 32 3 MM MM 5  
DAYS MIN <= 0 0 MM MM 0  
 
PRECIPITATION (INCHES)  
RECORD  
MAXIMUM 8.67 1947  
MINIMUM 0.50 1952  
TOTALS 5.13 3.07 2.06 3.35  
DAILY AVG. 0.17 0.10 0.07 0.11  
DAYS >= .01 21 MM MM 13  
DAYS >= .10 8 MM MM 8  
DAYS >= .50 4 MM MM 3  
DAYS >= 1.00 1 MM MM 0  
GREATEST  
24 HR. TOTAL 1.13 09/12 TO 09/12  
 
DEGREE_DAYS  
HEATING TOTAL 320 367 -47 345  
SINCE 7/1 535 579 -44 513  
COOLING TOTAL 5 9 -4 17  
SINCE 1/1 86 147 -61 162    
.............................................................
 
 
WIND (MPH)  
AVERAGE WIND SPEED 6.0  
HIGHEST WIND SPEED/DIRECTION 35/320 DATE 09/24  
HIGHEST GUST SPEED/DIRECTION 47/310 DATE 09/24  
 
SKY COVER  
POSSIBLE SUNSHINE (PERCENT) MM  
AVERAGE SKY COVER 0.60  
NUMBER OF DAYS FAIR 5  
NUMBER OF DAYS PC 15  
NUMBER OF DAYS CLOUDY 10  
 
AVERAGE RH (PERCENT) 82  
 
WEATHER CONDITIONS. NUMBER OF DAYS WITH  
THUNDERSTORM 6 MIXED PRECIP 0  
HEAVY RAIN 8 RAIN 10  
LIGHT RAIN 22 FREEZING RAIN 0  
LT FREEZING RAIN 0 HAIL 0  
HEAVY SNOW 0 SNOW 0  
LIGHT SNOW 0 SLEET 0  
FOG 29 FOG W/VIS <= 1/4 MILE 13  
HAZE 1  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
.SEPTEMBER 2019 WAS WARMER THAN NORMAL WITH ABOVE NORMAL  
PRECIPITATION AT HIBBING MN...  
 
THE AVERAGE TEMPERATURE FOR SEPTEMBER WAS 54.3 DEGREES WHICH WAS 1.2  
DEGREES ABOVE THE NORMAL OF 53.1 DEGREES. THE HIGHEST TEMPERATURE  
FOR THE MONTH WAS 82 DEGREES ON THE 16TH. THE LOWEST TEMPERATURE WAS  
26 DEGREES ON THE 28TH. NO DAILY TEMPERATURE RECORDS WERE BROKEN FOR  
THE MONTH. FIFTEEN DAYS HAD AVERAGE TEMPERATURES BELOW NORMAL.  
 
SEPTEMBER 2019 WAS ABOVE NORMAL FOR PRECIPITATION WITH A TOTAL OF  
5.13 INCHES OF PRECIPITATION RECORDED FOR THE MONTH. THIS WAS 2.06  
INCHES ABOVE THE NORMAL OF 3.07 INCHES...MAKING THIS THE 11TH  
WETTEST SEPTEMBER IN STATION HISTORY. THE GREATEST DAILY  
PRECIPITATION OCCURRED ON THE 12TH WHEN 1.13 INCHES WAS RECORDED. AT  
LEAST A TRACE OF PRECIPITATION WAS RECORDED ON 22 DAYS. AT LEAST  
0.01 INCHES OF PRECIPITATION FELL ON 21 DAYS. AT LEAST 0.10 INCHES  
FELL ON 8 DAYS. AT LEAST 0.50 INCHES FELL ON 4 DAYS. AT LEAST 1 INCH  
FELL ON 1 DAY. NO DAILY PRECIPITATION RECORDS WERE BROKEN FOR THE  
MONTH.  
 
THE AVERAGE WIND SPEED FOR THE MONTH WAS 6.0 MPH. THE WINDIEST DAY  
OF THE MONTH WAS ON THE 12TH WITH AN AVERAGE WIND OF 12.9 MPH. THE  
HIGHEST SUSTAINED WIND OCCURRED ON THE 24TH WITH A WIND FROM THE  
NORTHWEST AT 35 MPH. A PEAK WIND GUST OF 47 MPH WAS RECORDED ON THE  
24TH.  
 
THERE WERE 320 HEATING DEGREE DAYS FOR THE MONTH WHICH WAS 47 BELOW  
THE NORMAL OF 367. THIS BROUGHT THE SEASONAL TOTAL TO 535 WHICH WAS  
44 BELOW THE NORMAL OF 579. THERE WERE 5 COOLING DEGREE DAYS FOR THE  
MONTH WHICH WAS 4 BELOW THE NORMAL OF 9. THIS BROUGHT THE SEASONAL  
TOTAL TO 86 WHICH WAS 61 BELOW THE NORMAL OF 147.  
 
THE OUTLOOK FOR OCTOBER...NORMAL HIGHS BEGIN IN THE UPPER 50S AT THE  
BEGINNING OF THE MONTH AND COOL TO THE MID 40S BY THE END OF THE  
MONTH. NORMAL LOWS FOR THE MONTH BEGIN IN THE MID 30S AND COOL TO  
THE MID 20S BY THE END OF THE MONTH. THE LATEST CLIMATE PREDICTION  
CENTER OUTLOOK INDICATES THAT THERE IS NO CLEAR INDICATION FOR ABOVE  
OR BELOW NORMAL TEMPERATURES AND ODDS ARE TILTED TOWARD ABOVE NORMAL  
PRECIPITATION.  
 

 
 
WL  
 
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