136  
CXUS53 KMPX 080744 CCA  
CLMMSP  
 
CLIMATE REPORT   
..CORRECTED RANKINGS  
 
NATIONAL WEATHER SERVICE CHANHASSEN MN  
1130 AM CDT SUN NOV 1 2009  
   
...............................  
 
...THE TWIN CITIES MN CLIMATE SUMMARY FOR THE MONTH OF OCTOBER 2009...  
 
CLIMATE NORMAL PERIOD 1971 TO 2000  
CLIMATE RECORD PERIOD 1871 TO 2009  
 
WEATHER OBSERVED NORMAL DEPART LAST YEAR  
VALUE DATE(S) VALUE FROM VALUE DATE(S)  
NORMAL   
............................................................  
 
MONTHLY REPORT OCTOBER 2009 MSP AIRPORT  
 
TEMPS ACTUAL NORMAL DEPART RANK  
AVERAGE MAX 49.1 58.4 -9.3 COOLER 4 COLD  
AVERAGE MIN 37.3 38.9 -1.6 COOLER 32 COLD  
MONTH MEAN 43.2 48.7 -5.5 COOLER 7 COLD  
 
DAILY MAX 64 OCT-07-2009  
DAILY MIN 26 OCT-10-2009  
RECORD HIGHS 0  
RECORD LOWS 0  
 
HDD ACTUAL NORMAL DEPART RANK  
TOTAL MONTH 669 516 153 COOLER 5 COLD  
TOTAL SEASON 750 721 29 COOLER 43 COLD  
 
CDD ACTUAL NORMAL DEPART RANK  
TOTAL MONTH 0 3 -3 COOLER 1 COLD  
TOTAL ANNUAL 647 699 -52 COOLER 49 COLD  
 
PRECIP ACTUAL NORMAL DEPART RANK  
MONTH TOTAL 5.57 2.11 3.46 WETTER 4 WET  
ANNUAL TOTAL 22.59 26.47 -3.88 DRIER 45 DRY  
DAILY MAX 1.38 OCT-06-2009  
RECORD PRECIP 1  
 
SNOW ACTUAL AVG DEPART RANK  
MONTH TOTAL 2.8 0.6 2.2 SNOWIER 7 WET  
SEASON TOTAL 2.8 0.6 2.2 SNOWIER 6 WET  
DAILY MAX 2.5 OCT-12-2009  
MAX DEPTH 1 OCT-12-2009  
RECORD SNOW 0  
 
OCTOBER EXTREMES WARMEST/COLDEST/WETTEST ON RECORD FOR COMPARISON  
EXTREME OCTOBER EXTREME YEAR DEPART RANK  
OCTOBER MAX 70.3 1963 11.9 WARMEST 1 WARM  
OCTOBER MAX 44.3 1925 -14.1 COLDEST 1 COLD  
OCTOBER MIN 49.3 1947 10.4 WARMEST 1 WARM  
OCTOBER MIN 31.4 1917 -7.5 COLDEST 1 COLD  
OCTOBER MEAN 59.3 1947 10.6 WARMEST 1 WARM  
OCTOBER MEAN 38.3 1925 -10.4 COLDEST 1 COLD  
OCTOBER HDD 210 1947 -306 WARMEST 1 WARM  
OCTOBER HDD 823 1925 307 COLDEST 1 COLD  
OCTOBER CDD 73 1879 70 WARMEST 1 WARM  
OCTOBER CDD 0 2009 -3 COLDEST 1 COLD  
OCTOBER PCP 5.29 1991 3.18 WETTEST 1 WET  
OCTOBER PCP 0.02 1939 -2.09 DRIEST 1 DRY  
OCTOBER SNOW 8.2 1991 7.6 SNOWIEST 1 WET  
OCTOBER SNOW 0 2007 -0.6 DRIEST 1 DRY  
 
WIND MPH ACTUAL NORMAL DEPART  
MONTH AVERAGE 9.0 12.0 -3.0  
PEAK WIND GUST 43 MPH SOUTHWEST OCT-30-2009  
FASTEST 2-MINUTE 32 MPH SOUTHWEST OCT-30-2009  
 
SUNSHINE MONTHLY PERCENT TOTAL TOTAL PERCENT  
SUNSHINE MINUTES PERCENT ANNUAL HOURS PERCENT  
GAINED 0 0 385 6.4 92  
LOST -93 -22 -326 -5.4 -78  
 
WEATHER  
TYPE COUNT  
1=FOG/MIST 18  
2=FOG DENSE 0  
3=THUNDER 1  
4=IP/SLEET 1  
5=HAIL 0  
6=FRZ RAIN 0  
7=BLWG DUST 0  
8=HAZE/SMK 4  
9=BLWG SNOW 0  
 
TEMP NCDC COUNT  
MAXIMUM NORMAL ACTUAL AVERAGE DEPART  
<=32 0.1 0 0 0 WARMER  
>=50 16 24 -8 COOLER  
>=60 3 14 -11 COOLER  
>=70 0 5 -5 COOLER  
>=80 0 1 -1 COOLER  
>=90 0.0 0 0 0 NORMAL  
 
TEMP NCDC COUNT  
MINIMUM NORMAL ACTUAL AVERAGE DEPART  
<= 32 7.3 6 7 -1 WARMER  
<= 20 0 0 0 WARMER  
<= 10 0 0 0 NORMAL  
<= 0 0.0 0 0 0 NORMAL  
<= -10 0 0 0 NORMAL  
>= 50 1 4 -3 COOLER  
 
PRECIP NCDC COUNT  
DAYS WITH A NORMAL ACTUAL AVERAGE DEPART  
T (ONLY) 3 5 -2 DRIER  
>= 0.01 8.4 17 9 8 WETTER  
>= 0.10 10 4 6 WETTER  
>= 0.25 8 3 5 WETTER  
>= 0.50 4 1 3 WETTER  
>= 1.00 0.4 2 0 2 WETTER  
 
SNOW NCDC COUNT  
DAYS WITH A NORMAL ACTUAL AVERAGE DEPART  
T (ONLY) 3 2 2 SNOWIER  
>= 0.1 2 1 1 SNOWIER  
>= 1.0 0.1 1 0 1 SNOWIER  
>= 1.5 1 0 1 SNOWIER  
>= 2.0 1 0 1 SNOWIER  
>= 3.0 0 0 0 NORMAL  
 
NEW DAILY RECORDS LISTING PREVIOUS  
NEW DAILY SET/TIE AMOUNT DATE YEAR ET/TIE OLD YEAR  
PRECIP NEW-> 1.29 OCT-01-2009 OLD-> 0.75 1878  
SNOW NEW-> 2.5 OCT-12-2009 OLD-> 2.0 1959  
COLD MAX TIE-> 40 OCT-15-2009 TIES-> 40 1943  
 
3 MONTH LISTING WITH NORMALS...DEPARTURES AND RANKINGS  
3-MONTH DATA AUGUST SEPTEMBER OCTOBER (ASO)  
ASO 2009 ACTUAL NORMAL DEPART RANK  
ASO-09 MAX 67.7 70.0 -2.3 COOLER 24 COLD  
ASO-09 MIN 51.7 50.2 1.5 WARMER 43 WARM  
ASO-09 MEAN 59.7 60.1 -0.4 COOLER 48 COLD  
ASO-09 HDD 742 714 28 COOLER 42 COLD  
ASO-09 CDD 276 249 27 WARMER 63 WARM  
ASO-09 PRECIP 12.46 8.85 3.61 WETTER 18 WET  
ASO-09 SNOW 2.8 0.6 2.2 SNOWIER 6 WET  
 
3-MONTH EXTREMES WARMEST/COLDEST/WETTEST ON RECORD FOR COMPARISON  
EXTREME ASO EXTREME YEAR DEPART RANK  
AUG-SEP-OCT MAX 77.2 1947 7.2 WARMEST 1 WARM  
AUG-SEP-OCT MAX 63.6 1873 -6.4 COLDEST 1 COLD  
AUG-SEP-OCT MIN 56.5 1947 6.3 WARMEST 1 WARM  
AUG-SEP-OCT MIN 45.7 1873 -4.5 COLDEST 1 COLD  
AUG-SEP-OCT MEAN 66.9 1947 6.8 WARMEST 1 WARM  
AUG-SEP-OCT MEAN 54.7 1873 -5.4 COLDEST 1 COLD  
AUG-SEP-OCT HDD 362 1920 -352 WARMEST 1 WARM  
AUG-SEP-OCT HDD 1108 1873 394 COLDEST 1 COLD  
AUG-SEP-OCT CDD 605 1947 356 WARMEST 1 WARM  
AUG-SEP-OCT CDD 93 1902 -156 COLDEST 1 COLD  
AUG-SEP-OCT PRECIP 18.99 2007 10.14 SNOWIEST 1 WET  
AUG-SEP-OCT PRECIP 3.30 1976 -5.55 DRIEST 1 DRY  
AUG-SEP-OCT SNOW 8.2 1991 7.6 WETTER 1 WET  
AUG-SEP-OCT SNOW 0.0 2004 -0.6 DRIER 1 DRY  
 
ANNUAL DATA  
JAN-OCT 2009 ACTUAL NORMAL DEPART RANK  
JAN-OCT-09 MAX 57.5 59.0 -1.5 COOLER 44 COLD  
JAN-OCT-09 MIN 39.8 39.6 0.2 WARMER NEAR NORM  
JAN-OCT-09 MEAN 48.7 49.3 -0.6 COOLER 63 COLD  
JAN-OCT-09 HDD-ANN 5480 5470 10 COOLER 70 COLD  
JUL-OCT-09 HDD-SEA 750 721 29 COOLER 43 COLD  
JAN-OCT-09 CDD 647 699 -52 COOLER 49 COLD  
JAN-OCT-09 PRECIP 22.59 26.47 -3.88 DRIER 45 DRY  
JAN-OCT-09 SNOW-ANN 26.1 35.9 -9.8 DRIER 51 DRY  
JUL-OCT-09 SNOW-SEA 2.8 0.6 2.2 SNOWIER 6 WET  
 
ANNUAL EXTREMES WARMEST/COLDEST/WETTEST ON RECORD FOR COMPARISON  
EXTREMES JAN-OCT EXTREME YEAR DEPART RANK  
JAN-OCT MAX 63.8 1987 4.8 WARMEST 1 WARM  
JAN-OCT MAX 51.3 1875 -7.7 COLDEST 1 COLD  
JAN-OCT MIN 44.9 1931 5.3 WARMEST 1 WARM  
JAN-OCT MIN 31.3 1875 -8.3 COLDEST 1 COLD  
JAN-OCT MEAN 54.0 1931 4.7 WARMEST 1 WARM  
JAN-OCT MEAN 41.3 1875 -8.0 COLDEST 1 COLD  
JAN-OCT HDD-ANN 4342 1931 -1128 WARMEST 1 WARM  
JAN-OCT HDD-ANN 7518 1982 2048 COLDEST 1 COLD  
JUL-OCT HDD-SEA 369 1920 -352 WARMEST 1 WARM  
JUL-OCT HDD-SEA 1126 1873 405 COLDEST 1 COLD  
JAN-OCT CDD 1178 1936 479 WARMEST 1 WARM  
JAN-OCT CDD 313 1904 -386 COLDEST 1 COLD  
JAN-OCT PRECIP 38.15 2002 11.68 WETTER 1 WET  
JAN-OCT PRECIP 12.14 1910 -14.33 DRIER 1 DRY  
JAN-OCT SNOW-ANN 70.9 1982 35.0 SNOWIEST 1 WET  
JAN-OCT SNOW-ANN 8.3 1931 -27.6 DRIEST 1 DRY  
JUL-OCT SNOW-SEA 8.2 1991 7.6 SNOWIEST 1 WET  
JUL-OCT SNOW-SEA 0 2007 -0.6 DRIEST 1 DRY  
 
 
CARLYON  
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