Climatological Report (Monthly)
Issued by NWS Denver/Boulder, CO

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CXUS55 KBOU 011734
CLMDEN

CLIMATE REPORT
NATIONAL WEATHER SERVICE DENVER/BOULDER CO
1035 AM MST TUE MAR 1 2016

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

...THE DENVER CO CLIMATE SUMMARY FOR THE MONTH OF FEBRUARY 2016...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1872 TO 2016

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              77   02/28/2006
                        02/04/1890
 LOW              -25   02/01/1951
                        02/08/1936
HIGHEST            73   02/18        68       5       74  02/07
LOWEST              1   02/03         5       4       -6  02/27
AVG. MAXIMUM     52.2              46.2     6.0     46.6
AVG. MINIMUM     23.4              18.9     4.5     21.0
MEAN             37.8              32.5     5.3     33.8
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32      3               3.9    -0.9        7
DAYS MIN <= 32     25              26.9    -1.9       24
DAYS MIN <= 0       0               1.3    -1.3        2

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         2.01   1934
 MINIMUM         0.01   1970
TOTALS           0.48              0.37    0.11     1.25
DAILY AVG.       0.02                MM      MM     0.04
DAYS >= .01         2               5.3    -3.3       10
DAYS >= .10         2               0.7     1.3        5
DAYS >= .50         0               0.0     0.0        0
DAYS >= 1.00        0               0.0     0.0        0
GREATEST
 24 HR. TOTAL    0.45   02/01 TO 02/02                    02/15 TO 02/16
                                                          02/21 TO 02/21

SNOWFALL (INCHES)
RECORDS
 TOTAL           11.6               5.7
RECORD FEBRUARY  22.4                            2015

DEGREE_DAYS
HEATING TOTAL     780               908    -128      864
 SINCE 7/1       3988              4468    -480     4113
COOLING TOTAL       0                 0       0        0
 SINCE 1/1          0                 0       0        0

FREEZE DATES
RECORD
 EARLIEST     09/08/1962
 LATEST       06/08/2007
EARLIEST                        10/07
LATEST                          05/05
..................................................

WIND (MPH)
AVERAGE WIND SPEED              11.3
RESULTANT WIND SPEED/DIRECTION   3/217
HIGHEST WIND SPEED/DIRECTION    43/220    DATE  02/18
HIGHEST GUST SPEED/DIRECTION    53/230    DATE  02/18

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.50
NUMBER OF DAYS FAIR            8
NUMBER OF DAYS PC             18
NUMBER OF DAYS CLOUDY          3

AVERAGE RH (PERCENT)     50

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       0
LIGHT RAIN                0     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       2
LIGHT SNOW                3     SLEET                      0
FOG                       4     FOG W/VIS <= 1/4 MILE      3
HAZE                      2

-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.
________________________________________________________________________
...FEBRUARY 2016 WARMER AND SLIGHTLY WETTER THAN NORMAL...

FEBRUARY 2016 STARTED OUT COLD AND SNOWY AS A POWERFUL STORM SYSTEM
TRACKED ACROSS COLORADO. THIS SYSTEM BROUGHT SIGNIFICANT SNOW TO THE
FRONT RANGE URBAN CORRIDOR...PALMER DIVIDE AND NORTHEASTERN PLAINS.
MANY PLACES REPORTED OVER ONE FOOT OF SNOW...WITH NEARLY 3 FEET IN
THE FOOTHILLS OF LARIMER COUNTY JUST EAST OF BUCKHORN MOUNTAIN. THE
OFFICIAL SNOW MEASURING SITE AT DENVER INTERNATIONAL MEASURED 11.6
INCHES...WHICH IS THE GREATEST SNOWFALL ON RECORD FOR THE FIRST TWO
DAYS OF FEBRUARY. IN THE WAKE OF THE STORM...BELOW NORMAL
TEMPERATURES LINGERED THROUGH THE 8TH. DENVER EXPERIENCED ABOVE
NORMAL TEMPERATURES AND DRY WEATHER FROM THE 9TH THROUGH THE 20TH AS
UPPER LEVEL HIGH PRESSURE DOMINATED THE ROCKY MOUNTAIN REGION. THE
COMBINATION OF THE UPPER LEVEL RIDGE OVER THE STATE COMBINED WITH
DOWNSLOPE FLOW PRODUCED RECORD HIGH TEMPERATURES IN DENVER ON THE
18TH...WITH TEMPERATURES IN THE 70S REPORTED IN MANY LOCATIONS ALONG
THE FRONT RANGE URBAN CORRIDOR. COOLER UNSETTLED WEATHER RETURNED TO
DENVER ON THE 21ST...AS AN UPPER LEVEL TROUGH AND ASSOCIATED COLD
FRONT MOVED INTO NORTHEASTERN COLORADO. THIS SYSTEM PRODUCED OVER
ONE FOOT OF SNOW IN PORTIONS OF THE FOOTHILLS FROM THE EVENING OF
THE 22ND THROUGH THE MORNING OF THE 23RD. MUCH LIGHTER SNOW FELL IN
THE DENVER METRO AREA...WITH SNOWFALL AMOUNTS RANGING FROM A TRACE
TO FOUR INCHES. UPPER LEVEL HIGH PRESSURE REBUILT OVER THE ROCKY
MOUNTAIN REGION ON THE 26TH...WHICH RESULTED IN MILD AND DRY WEATHER
THE LAST FEW DAYS OF THE MONTH.

TEMPERATURES:

THE AVERAGE TEMPERATURE AT DENVER INTERNATIONAL AIRPORT FOR THE
MONTH WAS 37.8 DEGREES F WHICH WAS 5.3 DEGREES ABOVE NORMAL.
DESPITE BEING SO WARM...FEBRUARY 2016 IS NOT ONE OF THE TOP TWENTY
WARMEST FEBRUARIES ON RECORD. THE WARMEST FEBRUARY ON RECORD
OCCURRED BACK IN 1954...WITH AN AVERAGE MONTHLY TEMPERATURE OF 43.7
DEGREES F. THE COLDEST FEBRUARY ON RECORD WAS 17.7 DEGREES F WAY
BACK IN 1899. ON THE 18TH...THE TEMPERATURE CLIMBED TO 73 DEGREES
WHICH IS THE HIGHEST TEMPERATURE OF THE MONTH. THE COLDEST
TEMPERATURE OF 1 DEGREES F OCCURRED ON THE 3RD.

TEN WARMEST FEBRUARY`S IN DENVER WEATHER HISTORY SINCE 1872:

43.7 1954
42.3 1930
41.0 1925
40.7 1957
40.5 1943
40.3 1991...1907
40.1 1992...1904
39.8 1932

TEN COLDEST FEBRUARY`S IN DENVER WEATHER HISTORY SINCE 1872:

17.7 1899
21.8 1913
22.2 1883
22.3 1989
22.7 1903
23.6 1929
24.1 1942
24.8 1960
24.9 1894
25.2 1905

PRECIPITATION:

PRECIPITATION FOR THE MONTH OF FEBRUARY AT DENVER INTERNATIONAL
AIRPORT WAS 0.48 INCHES...WHICH IS 0.11 INCHES ABOVE THE NORMAL OF
0.37 INCHES. THERE WERE 2 DAYS WITH MEASURABLE PRECIPITATION DURING
THE MONTH. 0.33 INCHES OF PRECIPITATION FELL ON THE FIRST...WHICH IS
THE GREATEST DAILY AMOUNT FOR THE MONTH. 11.6 INCHES OF SNOW WAS
MEASURED AT DENVER INTERNATIONAL AIRPORT DURING THE MONTH...WHICH IS
5.9 INCHES ABOVE NORMAL.

TEN WETTEST FEBRUARY`S IN DENVER WEATHER HISTORY SINCE 1872:

2.01 INCHES 1934
1.66 INCHES 1960
1.44 INCHES 1942
1.39 INCHES 1953
1.35 INCHES 1909
1.34 INCHES 1912
1.31 INCHES 1959
1.28 INCHES 1966...1939
1.27 INCHES 1965

TEN DRIEST FEBRUARY`S IN DENVER WEATHER HISTORY SINCE 1872:

0.01 INCHES 1970
0.02 INCHES 2005
0.03 INCHES 1916
0.04 INCHES 2009...1954...1925...1908
0.06 INCHES 1906...1901
0.07 INCHES 1983

TEN SNOWIEST FEBRUARY`S IN DENVER WEATHER HISTORY SINCE 1872:

22.4 INCHES 2015
22.1 INCHES 1912
20.2 INCHES 2012
19.5 INCHES 1942
18.3 INCHES 1960...1909
17.5 INCHES 1959
17.1 INCHES 1965
16.9 INCHES 1993
16.5 INCHES 1953

THERE WAS NO DAYS IN WHICH THUNDER WAS OBSERVED AT DENVER
INTERNATIONAL AIRPORT. THERE WERE 3 DAYS WITH DENSE FOG WITH A
VISIBILITY AT OR BELOW 1/4 MILE DURING THE MONTH. THE PEAK WIND OF
53 MPH FROM THE SOUTHWEST OCCURRED ON THE 18TH.
$$


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