Climatological Report (Monthly)
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336
CXUS55 KCYS 121814
CLMCHY


Climate Report
NATIONAL WEATHER SERVICE CHEYENNE WY
1114 AM MST THU JAN 12 2017

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

...The CHEYENNE WY climate summary for the month of December 2016...

Climate normal period 1981 to 2010
Climate record period 1871 to 2017

Weather         Observed          Normal  Depart  Last Year`s
                 Value   Date(s)  Value   From    Value
                                          Normal
.............................................................
Temperature (F)
Record
 High              69   12/05/1939
 Low              -28   12/22/1990
                        12/21/1990
                        12/22/1989
Highest            55   12/30        39      16       60
Lowest            -16   12/08        17     -33       -7
Avg. Maximum     38.3              38.2     0.1     38.0
Avg. Minimum     14.4              17.3    -2.9     17.1
Mean             26.3              27.7    -1.4     27.5
Days Max >= 90      0               0.0     0.0        0
Days Max <= 32      7               8.7    -1.7       12
Days Min <= 32     30              28.7     1.3       27
Days Min <= 0       4               2.7     1.3        2

Precipitation (inches)
Record
 Maximum         2.00   1913
 Minimum         0.01   1996
                        1881
Totals           0.43              0.49   -0.06     0.85
Days >= .01         7               6.2     0.8        6
Days >= .10         1               1.6    -0.6        3
Days >= .50         0               0.1    -0.1        0
Days >= 1.00        0               0.0     0.0        0
Greatest
 24 Hr. Total    0.20   12/14 to 12/14

DEGREE_DAYS
HEATING TOTAL    1190              1155      35     1156
 SINCE 7/1       2454              2903    -449     2583
COOLING TOTAL       0                 0       0        0
 SINCE 1/1        452               348     104      362

FREEZE DATES
RECORD
 EARLIEST     08/24/1910
 LATEST       06/19/1876
EARLIEST      12/01             09/24
LATEST                          05/20
..............................................................

Wind (mph)
Average Wind Speed              14.0
Highest Wind Speed/Direction    52/270    Date  12/19
Highest Gust Speed/Direction    65/260    Date  12/19

Sky Cover
Possible Sunshine (Percent)   MM
Average Sky Cover           0.30
Number Of Days Fair           16
Number Of Days PC             13
Number of Days Cloudy          2

Average RH (Percent)     54

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                2     Snow                       4
Light Snow                8     Sleet                      0
Fog                      11     Fog w/vis <= 1/4 mile      2
Haze                      8

-  Indicates negative numbers.
R  Indicates record was set or tied.
MM Indicates data is missing.
T  Indicates Trace Amount.
...................................

...The DOUGLAS WY AIRPORT climate summary for the month of December 2016...

Climate normal period 1981 to 2010
Climate record period 1998 to 2017

Weather         Observed          Normal  Depart  Last Year`s
                 Value   Date(s)  Value   From    Value
                                          Normal
.............................................................
Temperature (F)
Record
 High              69   12/12/2014
 Low              -27   12/09/2006
Highest            50   12/30        MM      MM       62
                        12/24
Lowest            -22   12/08        MM      MM      -16
Avg. Maximum     32.6              37.5    -4.9     37.2
Avg. Minimum      6.3              10.7    -4.4     12.7
Mean             19.5              24.1    -4.6     24.9
Days Max >= 90      0               0.0     0.0        0
Days Max <= 32     12               9.2     2.8       11
Days Min <= 32     31              30.3     0.7       28
Days Min <= 0       8               5.9     2.1        7

Precipitation (inches)
Record
 Maximum         0.74   2014
 Minimum         0.07   2012
Totals           0.46              0.40    0.06     0.41
Days >= .01         4                MM      MM        6
Days >= .10         2                MM      MM        0
Days >= .50         0                MM      MM        0
Days >= 1.00        0                MM      MM        0
Greatest
 24 Hr. Total    0.23   12/05 to 12/05

DEGREE_DAYS
HEATING TOTAL    1402              1267     135     1235
 SINCE 7/1       2766              3089    -323     2697
COOLING TOTAL       0                 0       0        0
 SINCE 1/1        209               486    -277      503

FREEZE DATES
RECORD
 EARLIEST     MM
 LATEST       MM
EARLIEST                        MM
LATEST                          MM
..............................................................

Wind (mph)
Average Wind Speed              9.9
Highest Wind Speed/Direction    45/260    Date  12/27
Highest Gust Speed/Direction    58/260    Date  12/27

Sky Cover
Possible Sunshine (Percent)   MM
Average Sky Cover           0.30
Number Of Days Fair           19
Number Of Days PC              9
Number of Days Cloudy          2

Average RH (Percent)     64

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                2     Snow                       4
Light Snow               13     Sleet                      0
Fog                      11     Fog w/vis <= 1/4 mile      2
Haze                      6

-  Indicates negative numbers.
R  Indicates record was set or tied.
MM Indicates data is missing.
T  Indicates Trace Amount.
...................................

...The LARAMIE WY AIRPORT climate summary for the month of December 2016...

Climate normal period 1981 to 2010
Climate record period 1948 to 2017

Weather         Observed          Normal  Depart  Last Year`s
                 Value   Date(s)  Value   From    Value
                                          Normal
.............................................................
Temperature (F)
Record
 High              61   12/16/1980
 Low              -34   12/31/2014
                        12/22/1989
                        02/18/2006
Highest            51   12/24        MM      MM       53
                        12/15
Lowest            -23   12/08        MM      MM      -24
Avg. Maximum     33.4              32.2     1.2     30.3
Avg. Minimum     10.6              10.0     0.6      8.0
Mean             22.0              21.1     0.9     19.2
Days Max >= 90      0               0.0     0.0        0
Days Max <= 32     14              14.0     0.0       17
Days Min <= 32     31              30.5     0.5       29
Days Min <= 0       5               5.9    -0.9        8

Precipitation (inches)
Record
 Maximum           MM   MM
 Minimum           MM   MM
Totals           0.21              0.32   -0.11     0.55
Days >= .01         5               5.1    -0.1        5
Days >= .10         1               1.1    -0.1        2
Days >= .50         0               0.0     0.0        0
Days >= 1.00        0               0.0     0.0        0
Greatest
 24 Hr. Total    0.10   12/25 to 12/25

DEGREE_DAYS
HEATING TOTAL    1325              1361     -36     1415
 SINCE 7/1       3173              3673    -500     3339
COOLING TOTAL       0                 0       0        0
 SINCE 1/1        119                67      52       65

FREEZE DATES
RECORD
 EARLIEST     MM
 LATEST       MM
EARLIEST                        MM
LATEST                          MM
..............................................................

Wind (mph)
Average Wind Speed              15.2
Highest Wind Speed/Direction    53/250    Date  12/19
Highest Gust Speed/Direction    68/270    Date  12/20

Sky Cover
Possible Sunshine (Percent)   MM
Average Sky Cover           0.40
Number Of Days Fair           13
Number Of Days PC             15
Number of Days Cloudy          2

Average RH (Percent)     58

Weather Conditions. Number Of Days With
Thunderstorm              0     Mixed Precip               0
Heavy Rain                0     Rain                       0
Light Rain                1     Freezing Rain              0
Lt Freezing Rain          0     Hail                       0
Heavy Snow                1     Snow                       3
Light Snow                9     Sleet                      0
Fog                      11     Fog w/vis <= 1/4 mile      6
Haze                      4

-  Indicates negative numbers.
R  Indicates record was set or tied.
MM Indicates data is missing.
T  Indicates Trace Amount.
...................................

...The RAWLINS WY AIRPORT climate summary for the month of December 2016...

Climate normal period 1981 to 2010
Climate record period 1951 to 2017

Weather         Observed          Normal  Depart  Last Year`s
                 Value   Date(s)  Value   From    Value
                                          Normal
.............................................................
Temperature (F)
Record
 High              57   12/17/1962
 Low              -35   12/21/1990
                        12/20/1990
Highest            49   12/24        MM      MM       51
Lowest            -18   12/08        MM      MM      -21
Avg. Maximum     31.3              30.9     0.4     29.6
Avg. Minimum     11.3              12.1    -0.8     12.1
Mean             21.3              21.5    -0.2     20.8
Days Max >= 90      0               0.0     0.0        0
Days Max <= 32     15              15.7    -0.7       16
Days Min <= 32     30              30.5    -0.5       29
Days Min <= 0       5               4.6     0.4        6

Precipitation (inches)
Record
 Maximum         2.10   2010
 Minimum            T   2008
Totals           0.62              0.43    0.19     0.39
Days >= .01        10               5.9     4.1        9
Days >= .10         1               1.2    -0.2        0
Days >= .50         0               0.0     0.0        0
Days >= 1.00        0               0.0     0.0        0
Greatest
 24 Hr. Total    0.37   12/25 to 12/26

DEGREE_DAYS
HEATING TOTAL    1345              1348      -3     1363
 SINCE 7/1       3088              3454    -366     3060
COOLING TOTAL       0                 0       0        0
 SINCE 1/1        235               186      49      214

FREEZE DATES
RECORD
 EARLIEST     MM
 LATEST       MM
EARLIEST                        MM
LATEST                          MM
..............................................................

Wind (mph)
Average Wind Speed              16.2
Highest Wind Speed/Direction    45/280    Date  12/05
Highest Gust Speed/Direction    60/300    Date  12/05

Sky Cover
Possible Sunshine (Percent)   MM
Average Sky Cover           0.40
Number Of Days Fair           14
Number Of Days PC             13
Number of Days Cloudy          4

Average RH (Percent)     63

Weather Conditions. Number Of Days With
Thunderstorm              0     Mixed Precip               0
Heavy Rain                0     Rain                       0
Light Rain                1     Freezing Rain              0
Lt Freezing Rain          0     Hail                       0
Heavy Snow                3     Snow                       4
Light Snow               15     Sleet                      0
Fog                       7     Fog w/vis <= 1/4 mile      0
Haze                      7

-  Indicates negative numbers.
R  Indicates record was set or tied.
MM Indicates data is missing.
T  Indicates Trace Amount.
...................................

...The TORRINGTON WY AIRPORT climate summary for the month of December 2016...

Climate normal period 1981 to 2010
Climate record period 1998 to 2017

Weather         Observed          Normal  Depart  Last Year`s
                 Value   Date(s)  Value   From    Value
                                          Normal
.............................................................
Temperature (F)
Record
 High              70   12/02/2012
 Low              -27   12/18/2016
                        12/31/2014
                        12/21/1998
Highest            53   12/30        MM      MM       66
Lowest            -27R  12/18        MM      MM       -8
Avg. Maximum     36.5              40.0    -3.5     40.0
Avg. Minimum      8.9              14.3    -5.4     16.2
Mean             22.7              27.1    -4.4     28.1
Days Max >= 90      0               0.0     0.0        0
Days Max <= 32      9               7.7     1.3       10
Days Min <= 32     31              29.7     1.3       28
Days Min <= 0       7               4.3     2.7        7

Precipitation (inches)
Record
 Maximum         1.10   2014
 Minimum         0.02   2008
Totals           0.60              0.37    0.23     0.56
Days >= .01         7                MM      MM        5
Days >= .10         2                MM      MM        2
Days >= .50         0                MM      MM        0
Days >= 1.00        0                MM      MM        0
Greatest
 24 Hr. Total    0.27   12/25 to 12/25

DEGREE_DAYS
HEATING TOTAL    1302              1173     129     1138
 SINCE 7/1       2429              2756    -327     2429
COOLING TOTAL       0                 0       0        0
 SINCE 1/1        821               678     143      721

FREEZE DATES
RECORD
 EARLIEST     MM
 LATEST       MM
EARLIEST                        MM
LATEST                          MM
..............................................................

Wind (mph)
Average Wind Speed              9.6
Highest Wind Speed/Direction    44/260    Date  12/05
Highest Gust Speed/Direction    56/260    Date  12/05

Sky Cover
Possible Sunshine (Percent)   MM
Average Sky Cover           0.20
Number Of Days Fair           21
Number Of Days PC              8
Number of Days Cloudy          2

Average RH (Percent)     60

Weather Conditions. Number Of Days With
Thunderstorm              0     Mixed Precip               0
Heavy Rain                0     Rain                       0
Light Rain                1     Freezing Rain              1
Lt Freezing Rain          1     Hail                       0
Heavy Snow                1     Snow                       4
Light Snow                9     Sleet                      0
Fog                       8     Fog w/vis <= 1/4 mile      2
Haze                      5

-  Indicates negative numbers.
R  Indicates record was set or tied.
MM Indicates data is missing.
T  Indicates Trace Amount.

$$



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