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DENVER WEATHER SUMMARY FOR 1999
NATIONAL WEATHER SERVICE DENVER COLORADO
155 PM MST SUN JAN 2 2000

                ...DENVER'S WEATHER SUMMARY FOR 1999...

1999 FINISHED THE YEAR WARMER AND WETTER THAN NORMAL.  IN FACT...1999 FINISHED
AS THE 8TH WETTEST YEAR IN DENVER WEATHER HISTORY.   FINISHING THIS YEAR WITH
20.95 INCHES...4.84 INCHES ABOVE NORMAL...BUT STILL 2.36 INCHES BELOW THE
WETTEST YEAR WHICH OCCURRED IN 1967 WHEN 23.31 INCHES WAS COLLECTED IN THE RAIN
BUCKET.  MARCH 1999 BECAME THE 3RD DRIEST MARCH WITH ONLY A 0.19 INCH TOTAL. 
APRIL 1999 BECAME THE SECOND WETTEST APRIL WITH 5.86 INCHES.  IN A 24 HOUR
PERIOD...2.06 INCHES WAS MEASURED BETWEEN APRIL 29TH AND APRIL 30TH.  APRIL
ALSO BECAME THE 7TH COLDEST APRIL WITH AN AVERAGE TEMPERATURE OF 42.6 DEGREES. 
ON JULY 28TH...A NEW JULY WIND GUST RECORD WAS ESTABLISHED WHEN A 64 MPH WIND
GUST WAS CLOCKED AT THE DENVER INTERNATIONAL AIRPORT.  THE OLD RECORD WAS 61
MPH.  THEN IN NOVEMBER 1999...WITH AN AVERAGE TEMPERATURE OF 47.1 DEGREES...IT
BECAME THE SECOND WARMEST NOVEMBER.  DURING 1999...THERE WERE 10 TEMPERATURE
RECORDS EITHER SET OR TIED. THE WARMEST EVER DENVER YEAR OCCURRED IN 1934 WITH
AN AVERAGE TEMPERATURE OF 54.8 DEGREES...THIS YEAR THE AVERAGE TEMPERATURE WAS
51.3 DEGREES WHICH WAS 2.4 DEGREES ABOVE NORMAL.  SNOWFALL FOR THE CALENDAR
YEAR FINISHED WITH A TOTAL OF 53.4 INCHES WHICH WAS 6.9 INCHES BELOW NORMAL.
THE SEASONAL SNOWFALL TOTAL FROM JULY 1998 TO JUNE 1999 WAS 44.5 INCHES WHICH
WAS 15.8 INCHES BELOW NORMAL.  FROM JULY 1999 TO DECEMBER 1999...SNOWFALL TOTAL
IS RIGHT ON THE NORMAL OF 21.7 INCHES.
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            ...DENVER WEATHER STATISTICS FOR 1999...
               
   ----------TEMPERATURE---------      PCPN   SNOW HEATING COOLING
    AVG  AVG   MONTH  MONTH  EXTREMES         FALL  DEGREE  DEGREE
    MAX  MIN    AVG   NORM   HIGH LOW                DAYS    DAYS

JAN 46.5 20.9   33.7  28.2    63   -3   0.38   6.4     962     0  JAN
FEB 54.3 22.9   38.6  32.3    69   11   0.15   1.3     731     0  FEB
MAR 59.7 27.7   43.7  38.0    78   15   0.19   4.2     654     0  MAR
APR 54.6 30.5   42.6  46.8    74   15   5.86  19.7     666     0  APR
MAY 68.0 41.6   54.8  55.9    82   29   2.37  TRACE    310     2  MAY
JUN 78.3 50.1   64.2  65.6    90   40   2.52   0.0      85    69  JUN
JUL 87.5 60.3   73.9  72.1    95   51   3.84   0.0       1   283  JUL
AUG 83.5 58.9   71.2  69.8    92   50   3.37   0.0       3   203  AUG
SEP 72.6 45.8   59.2  61.0    86   29   1.20   3.1     194    30  SEP
OCT 68.3 36.6   52.5  50.2    83   19   0.31   4.8     383     2  OCT
NOV 62.9 31.3   47.1  37.6    78   13   0.47   8.4     533     0  NOV
DEC 45.3 22.2   33.8  29.6    66   10   0.29   5.4     962     0  DEC
    
ANN 65.1 37.4   51.3  48.9    95   -3  20.95  53.4    5484   589  ANN

***NOTE: OFFICIALLY BOTH SNOWFALL AND HEATING DEGREE DAYS ARE TOTALED ON
A SEASONAL BASIS (JUL 1 TO JUN 30)...NOT ON A YEARLY BASIS (JAN 1 TO DEC
31)*** 

AVERAGE HIGH FOR THE YEAR  65.1    NORMAL  63.9   DEPARTURE PLUS   1.2
AVERAGE LOW FOR THE YEAR   37.4    NORMAL  33.9   DEPARTURE PLUS   3.5
AVERAGE 1999 TEMPERATURE   51.3    NORMAL  48.9   DEPARTURE PLUS   2.4

HIGHEST TEMPERATURE     95 ON  JUL  4TH            
LOWEST TEMPERATURE      -3 ON  JAN  3RD

DAYS WITH MAX 90 OR ABOVE  16     NORMAL  33      DEPARTURE MINUS 17 
DAYS WITH MAX 32 OR BELOW  12     NORMAL  22      DEPARTURE MINUS 10 
DAYS WITH MIN 32 OR BELOW 159     NORMAL 156      DEPARTURE PLUS   3
DAYS WITH MIN  0 OR BELOW   1     NORMAL   9      DEPARTURE MINUS  8

TEMPERATURE RECORDS....                                

 NUMBER OF DAILY MAXIMUMS TIED OR ESTABLISHED......... 4             
 NUMBER OF DAILY MINIMUMS TIED OR ESTABLISHED......... 4             
 NUMBER OF DAILY LOW MAXIMUMS TIED OR ESTABLISHED..... 1     
 NUMBER OF DAILY HIGH MINIMUMS TIED OR ESTABLISHED.... 1   

COOLING DEGREE DAYS....

 YEARLY TOTAL....  589     NORMAL.... 534    DEPARTURE PLUS  55   
  
HEATING DEGREE DAYS....  **SEE NOTE ABOVE FOR DATES**

JUL 1997 - JUN 1998  TOTAL  6261    NORMAL 6363  DEPARTURE MINUS 102  
JAN 1998 - DEC 1998  TOTAL  5946    NORMAL 6363  DEPARTURE MINUS 417  
JUL 1998 - JUN 1999  TOTAL  5710    NORMAL 6363  DEPARTURE MINUS 653
JAN 1999 - JUN 1999  TOTAL  3408    NORMAL 3812  DEPARTURE MINUS 404
JUL 1999 - DEC 1999  TOTAL  2076    NORMAL 2551  DEPARTURE MINUS 475
JAN 1999 - DEC 1999  TOTAL  5484    NORMAL 6363  DEPARTURE MINUS 879

LAST FREEZE OF THE SPRING..05/17/99  1998...04/29/98  1997...05/09/97           
FIRST FREEZE OF THE FALL...09/28/99  1998...10/06/98  1997...10/12/97           
LAST SNOW OF THE SPRING....05/11/99  1998...04/20/98  1997...05/02/97           
FIRST SNOW OF THE FALL.....09/28/99  1998...11/01/98  1997...10/12/97  

FIRST 90 DEGREE DAY........06/25/99  1998...06/25/98  1997...06/01/97           
LAST 90 DEGREE DAY.........08/27/99  1998...09/25/98  1997...08/24/97           
                    
PRECIPITATION (IN INCHES)....(THROUGH 11/30)
                                      
YEARLY TOTAL..........*** 20.95  NORMAL 16.11   DEPARTURE PLUS  4.84
DAYS WITH .01 OR GREATER  81     NORMAL 89      DEPARTURE MINUS 8 
GREATEST IN 24 HOURS...   2.06  ON APR 29-30TH                          
  
  *** 8TH WETTEST YEAR IN DENVER WEATHER HISTORY

SNOWFALL (IN INCHES)....  **SEE NOTE ABOVE FOR DATES**

**NOTE: SNOWFALL IS MEASURED AT THE COOPERATIVE WEATHER SITE AT THE 
FORMER STAPLETON INTERNATIONAL AIRPORT.

 1998-1999 SEASON (JUL-JUN) 44.5   NORMAL 60.3    DEPARTURE MINUS 15.8 
 GREATEST IN 24 HOURS        9.0  APR 22-23RD 1999                          
 GREATEST DEPTH              5    APR 2ND 1999                  

 JAN - DEC 1999             53.4   NORMAL 60.3    DEPARTURE MINUS 6.9 
 GREATEST IN 24 HOURS        9.0  APR 22-23RD     
 GREATEST DEPTH              5    APR 2ND     

 JUL - DEC 1999             21.7   NORMAL 21.7    DEPARTURE +/- 0.0  
 GREATEST IN 24 HOURS        8.4  NOV 21-22ND
 GREATEST DEPTH              7    NOV 22ND              

WINDS (IN MILES PER HOUR)....               

 AVERAGE SPEED           10.2  NORMAL  8.6     DEPARTURE PLUS  1.6 
 PEAK GUST               64  JUL 28TH (RECORD JULY WIND GUST)
 PEAK GUST DIRECTION     (130 - SOUTHEAST)

SEA LEVEL PRESSURE (IN INCHES OF MERCURY).... 

 HIGHEST                     30.69 ON NOV 1ST
 LOWEST                      29.10 ON MAY 3RD

MISCELLANEOUS WEATHER....               

DAYS WITH THUNDERSTORMS        51  NORMAL  42     DEPARTURE PLUS   9
DAYS WITH HEAVY FOG            21  NORMAL  10     DEPARTURE PLUS  11
PERCENT OF POSSIBLE SUNSHINE   73  NORMAL  69     DEPARTURE PLUS   4
DAYS WITH HAIL                  5  NORMAL  N/A
DAYS WITH TORNADO/FUNNEL CLOUD  1  NORMAL  N/A