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Climatological Report (Annual)
Issued by NWS Grand Junction, CO

000
CXUS53 KGJT 012045
CLAGJT

CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND JUNCTION CO
659 AM MST MON JAN 1 2018

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

...THE GRAND JUNCTION CO CLIMATE SUMMARY FOR THE YEAR OF 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1893 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             106   07/21/2005
 LOW              -23   01/13/1963
HIGHEST           102   07/09        93       9      104  06/21
                        07/06
                        07/07
LOWEST             -4   01/06        15     -19       -1  02/03
AVG. MAXIMUM     69.4              65.6     3.8     66.4
AVG. MINIMUM     41.6              39.7     1.9     40.4
MEAN             55.5              52.7     2.8     53.4
DAYS MAX >= 90     87              57.4    29.6       69
DAYS MAX <= 32      5              16.8   -11.8       19
DAYS MIN <= 32    119             135.2   -16.2      132
DAYS MIN <= 0       2               2.8    -0.8        3

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        15.69   1957
 MINIMUM         3.64   1900
TOTALS           5.08              9.42   -4.34     8.83
DAILY AVG.       0.01              0.03   -0.02     0.02
DAYS >= .01       151              74.3    76.7       81
DAYS >= .10        20              31.3   -11.3       32
DAYS >= .50         0               2.5    -2.5        1
DAYS >= 1.00        0               0.2    -0.2        0
GREATEST
 24 HR. TOTAL    0.30   MM                       12/31 TO 12/31
 STORM TOTAL       MM                                 MM

SNOWFALL (INCHES)
RECORDS
 TOTAL           55.7   1948
 24 HR TOTAL     11.6   11/27/1919 TO 11/27/1919
 SNOW DEPTH        18   11/27/1919
TOTALS           10.2              19.1    -8.9     19.6
 LIQUID EQUIV    1.02              1.90   -0.88     1.96
SINCE 7/1         0.1               7.4    -7.3      4.0
 LIQUID 7/1      0.01              0.70   -0.69     0.40
SNOWDEPTH AVG.      0                MM      MM        0
DAYS >= TRACE      23              19.1     3.9       39
DAYS >= 1.0         5               6.4    -1.4        7
GREATEST
 SNOW DEPTH         2   01/09                          5  02/05
                        01/07                             02/02
                        01/08
 24 HR TOTAL      3.1   MM                       12/31 TO 12/31
 STORM TOTAL       MM                                 MM

DEGREE_DAYS
HEATING TOTAL    4822              5609    -787     5386
 SINCE 7/1         MM              2359      MM       MM
COOLING TOTAL    1479              1124     355     1245
 SINCE 1/1       1479              1125     354     1245

FREEZE DATES
RECORD
 EARLIEST     09/15/1903
 LATEST       05/15/1916
EARLIEST                        10/21
LATEST                          04/21
..................................................

WIND (MPH)
AVERAGE WIND SPEED              7.6
RESULTANT WIND SPEED/DIRECTION   2/125
HIGHEST WIND SPEED/DIRECTION    46/260    DATE  06/21
HIGHEST GUST SPEED/DIRECTION    71/250    DATE  06/21

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.20
NUMBER OF DAYS FAIR          282
NUMBER OF DAYS PC             56
NUMBER OF DAYS CLOUDY         27

AVERAGE RH (PERCENT)     46

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             34     MIXED PRECIP               0
HEAVY RAIN                2     RAIN                      20
LIGHT RAIN               97     FREEZING RAIN              1
LT FREEZING RAIN          1     HAIL                       3
HEAVY SNOW                1     SNOW                       4
LIGHT SNOW               21     SLEET                      0
FOG                      36     FOG W/VIS <= 1/4 MILE      3
HAZE                     21

-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

$$