Climatological Report (Monthly)
Issued by NWS Twin Cities, MN

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000
CXUS53 KMPX 010711
CLMMSP

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHANHASSEN MN
1050 AM CDT MON OCT 01 2012

...................................

...THE TWIN CITIES MN  CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2012...

            CLIMATE   NORMAL    PERIOD    1971 TO 2000
            CLIMATE   RECORD    PERIOD    1871 TO 2012

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
MONTHLY      REPORT   SEPTEMBER 2012      MSP       AIRPORT

TEMPS                 ACTUAL    NORMAL    DEPART              RANK
AVERAGE     MAX       76.2      71.7      4.5       WARMER     13  WARM
AVERAGE     MIN       51.6      52.4     -0.8       COOLER     71  COLD
MONTH       MEAN      63.9      62.0      1.9       WARMER     29  WARM

DAILY       MAX           95 SEP-11-2012
DAILY       MIN           36 SEP-23-2012

HDD                   ACTUAL    NORMAL    DEPART              RANK
TOTAL       MONTH     121       154       -33       WARMER     37  WARM
TOTAL       SEASON    125       173       -48       WARMER     23  WARM

CDD                   ACTUAL    NORMAL    DEPART              RANK
TOTAL       MONTH     96        66        30        WARMER     33  WARM
TOTAL       ANNUAL    1131      747       384       WARMER      4  WARM

PRECIP                ACTUAL    NORMAL    DEPART              RANK
MONTH       TOTAL     0.30      3.08      -2.78     DRIER       2  DRY
ANNUAL      TOTAL     26.02     25.25     0.77      WETTER     42  WET
DAILY       MAX       0.19 SEP-17-2012

SNOW                  ACTUAL    AVG       DEPART              RANK
MONTH       TOTAL     0.0       T         -T        DRIER      N/A
SEASON      TOTAL     0.0       T         -T        DRIER      N/A
DAILY       MAX       0.0  SEP-01-2012
MAX         DEPTH     0    SEP-01-2012

SEPTEMBER   EXTREMES WARMEST/COLDEST/WETTEST ON RECORD  FOR COMPARISON
EXTREME     SEPTEMBER EXTREME   YEAR      DEPART              RANK
SEPTEMBER   MAX       79.9      1948      8.2       WARMEST     1  WARM
SEPTEMBER   MAX       60.4      1965      -11.3     COLDEST     1  COLD
SEPTEMBER   MIN       58.9      1931      6.5       WARMEST     1  WARM
SEPTEMBER   MIN       43.4      1974      -9        COLDEST     1  COLD
SEPTEMBER   MEAN      68.7      1931      6.7       WARMEST     1  WARM
SEPTEMBER   MEAN      52.8      1965      -9.2      COLDEST     1  COLD
SEPTEMBER   HDD       55        2009      -99       WARMEST     1  WARM
SEPTEMBER   HDD       368       1965      214       COLDEST     1  COLD
SEPTEMBER   CDD       200       1908      134       WARMEST     1  WARM
SEPTEMBER   CDD       2         1924      -64       COLDEST     1  COLD
SEPTEMBER   PCP       9.95      1881      6.87      WETTEST     1  WET
SEPTEMBER   PCP       0.27      1882      -2.81     DRIEST      1  DRY
SEPTEMBER   SNOW      1.7       2039      1.7       SNOWIEST    1  WET
SEPTEMBER   SNOW      0.0       2008      -T        DRIEST      1  DRY

WIND        MPH       ACTUAL    NORMAL    DEPART
MONTH       AVERAGE   7.4       9.7       -2.3
DAILY PEAK  GUST      48        MPH       NORTHWEST     SEP-21-2012
DAILY FAST  2-MINUTE  37        MPH       NORTHWEST     SEP-21-2012

SUNSHINE
ANNUAL       MIN-GAIN  MIN-LOSS HOUR-GAIN HOUR-LOSS  PCT-GAIN PCT-LOSS
JAN-SEP        407       -234      6.8       -3.9       98     -56

SUNSHINE
MONTHLY      MIN-GAIN  MIN-LOSS HOUR-GAIN HOUR-LOSS  PCT-GAIN PCT-LOSS
SEP             0        -92       0.0       -1.5       0      -22

SUNSHINE
SEASON       MIN-GAIN  MIN-LOSS HOUR-GAIN HOUR-LOSS  PCT-GAIN PCT-LOSS
JAS             0        -229      0.0       -3.8       0      -55

WEATHER               ACTUAL
TYPE        NCDC      COUNT
1=FOG/MIST            6
2=FOG DENSE 0.8       0
3=THUNDER   4.4       0
4=IP/SLEET            0
5=HAIL                0
6=FRZ RAIN            0
7=BLWG DUST           0
8=HAZE/SMK            4
9=BLWG SNW            0

TEMP        NCDC      COUNT
MAXIMUM     NORMAL    ACTUAL    AVERAGE   DEPART
<=32        0.0       0         0         0         NORMAL
>=50                  30        30        0         WARMER
>=60                  30        26        4         WARMER
>=70                  21        18        3         WARMER
>=80                  11        7         4         WARMER
>=90        0.9       3         1         2         WARMER

TEMP        NCDC      COUNT
MINIMUM     NORMAL    ACTUAL    AVERAGE   DEPART
<= 32       0.5       0         0         0         WARMER
<= 20                 0         0         0         NORMAL
<= 10                 0         0         0         NORMAL
<= 0        0.0       0         0         0         NORMAL
<= -10                0         0         0         NORMAL
>= 50                 19        19        0         COOLER

PRECIP      NCDC      COUNT
DAYS WITH A NORMAL    ACTUAL    AVERAGE   DEPART
T (ONLY)              5         4         1         WETTER
>= 0.01     9.8       3         10        -7        DRIER
>= 0.10               1         6         -5        DRIER
>= 0.25               0         4         -4        DRIER
>= 0.50               0         2         -2        DRIER
>= 1.00     0.6       0         1         -1        DRIER

SNOW        NCDC      COUNT
DAYS WITH A NORMAL    ACTUAL    AVERAGE   DEPART
T (ONLY)              0         0         0         DRIER
>= 0.1                0         0         0         NORMAL
>= 1.0      0.0       0         0         0         NORMAL
>= 1.5                0         0         0         NORMAL
>= 2.0                0         0         0         NORMAL
>= 3.0                0         0         0         NORMAL

NEW DAILY   EXTREME
MAX TEMP    0
COLD MAX    0
MIN TEMP    0
WARM MIN    0
PRECIP      0
SNOW        0

NEW DAILY   RECORD    EXTREME     LISTING           PREVIOUS
TYPE        NEW/TIE   /AMOUNT       /DATE YEAR      SET/TIE    OLD YEAR
NO NEW DAILY RECORD EXTREMES THIS MONTH

3 MONTH LISTING WITH NORMALS...DEPARTURES AND RANKINGS
3-MONTH     DATA      JULY      AUGUST    SEPTEMBER (JAS)
JAS         2012      ACTUAL    NORMAL    DEPART              RANK
JAS-12      MAX       82.7      78.5      4.2       WARMER      6  WARM
JAS-12      MIN       61.3      59.4      1.9       WARMER     14  WARM
JAS-12      MEAN      72.0      69.0      3.0       WARMER      6  WARM
JAS-12      HDD       125       173       -48       WARMER     23  WARM
JAS-12      CDD       799       547       252       WARMER      8  WARM
JAS-12      PRECIP    6.58      11.42     -4.84     DRIER      24  DRY
JAS-12      SNOW      0.0       T         -T        DRIER      N/A

3-MONTH EXTREMES WARMEST/COLDEST/WETTEST ON RECORD  FOR COMPARISON
EXTREME     JAS       EXTREME   YEAR      DEPART              RANK
JUL-AUG-SEP MAX       84.6      1936      6.1       WARMEST     1  WARM
JUL-AUG-SEP MAX       72.1      1903      -6.4      COLDEST     1  COLD
JUL-AUG-SEP MIN       63.9      1936      4.5       WARMEST     1  WARM
JUL-AUG-SEP MIN       53.3      1962      -6.1      COLDEST     1  COLD
JUL-AUG-SEP MEAN      74.3      1936      5.3       WARMEST     1  WARM
JUL-AUG-SEP MEAN      63.8      1992      -5.2      COLDEST     1  COLD
JUL-AUG-SEP HDD       62        1933      -111      WARMEST     1  WARM
JUL-AUG-SEP HDD       415       1965      242       COLDEST     1  COLD
JUL-AUG-SEP CDD       976       1936      429       WARMEST     1  WARM
JUL-AUG-SEP CDD       180       1992      -367      COLDEST     1  COLD
JUL-AUG-SEP PRECIP    22.85     1987      11.43     WETTEST     1  WET
JUL-AUG-SEP PRECIP    2.10      1894      -9.32     DRIEST      1  DRY
JUL-AUG-SEP SNOW      1.7       1942      -9.7      SNOWIEST    1  WET
JUL-AUG-SEP SNOW      0.0       2007      -T        DRIEST      1  DRY

ANNUAL      DATA
JAN-SEP     2012      ACTUAL    NORMAL    DEPART              RANK
JAN-SEP-12  MAX       65.2      59.5      5.7       WARMER      1  WARM
JAN-SEP-12  MIN       46.2      40.9      5.3       WARMER      1  WARM
JAN-SEP-12  MEAN      55.7      50.2      5.5       WARMER      1  WARM
JAN-SEP-12  HDD-ANN   3571      4730      -1159     WARMER      1  WARM
JUL-SEP-12  HDD-SEA   125       173       -48       WARMER     23  WARM
JAN-SEP-12  CDD       1131      747       384       WARMER      4  WARM
JAN-SEP-12  PRECIP    26.02     25.25     0.77      WETTER     42  WET
JAN-SEP-12  SNOW-ANN  12.0      32.6      -20.6     DRIER       8  DRY
JUL-SEP-12  SNOW-SEA  0.0       T         -T        DRIER     NEAR NORM

ANNUAL EXTREMES WARMEST/COLDEST/WETTEST ON RECORD  FOR COMPARISON
EXTREMES    JAN-SEP   EXTREME   YEAR      DEPART              RANK
JAN-SEP     MAX       65.2      2012      5.7       WARMEST     1  WARM
JAN-SEP     MAX       51.3      1875      -8.2      COLDEST     1  COLD
JAN-SEP     MIN       46.2      2012      5.3       WARMEST     1  WARM
JAN-SEP     MIN       31.0      1875      -9.9      COLDEST     1  COLD
JAN-SEP     MEAN      55.7      2012      5.5       WARMEST     1  WARM
JAN-SEP     MEAN      41.2      1875      -9.0      COLDEST     1  COLD
JAN-SEP     HDD-ANN   3571      2012      -1159     WARMEST     1  WARM
JAN-SEP     HDD-ANN   6834      1875      2104      COLDEST     1  COLD
JUL-SEP     HDD-SEA   62        1933      -111      WARMEST     1  WARM
JUL-SEP     HDD-SEA   415       1965      242       COLDEST     1  COLD
JAN-SEP     CDD       1175      1936      428       WARMEST     1  WARM
JAN-SEP     CDD       313       1904      -434      COLDEST     1  COLD
JAN-SEP     PRECIP    35.83     1965      10.58     WETTEST     1  WET
JAN-SEP     PRECIP    11.28     1910      -13.97    DRIEST      1  DRY
JAN-SEP     SNOW-ANN  69.5      1982      36.9      SNOWIEST    1  WET
JAN-SEP     SNOW-ANN  8.3       1931      -24.3     DRIEST      1  DRY
JUL-SEP     SNOW-SEA  1.7       1942      1.7       SNOWIEST    1  WET
JUL-SEP     SNOW-SEA  0         2008      -T`       DRIEST      1  DRY

$$
CARLYON









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