Climatological Report (Monthly)
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000
CXUS55 KCYS 211757
CLMCHY


Climate Report
NATIONAL WEATHER SERVICE CHEYENNE WY
1156 AM MDT WED JUN 21 2017

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

...The CHEYENNE WY climate summary for the month of May 2017...

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              91   05/29/2003
                        05/29/2000
 Low                8   05/03/1907
Highest            81   05/06        65      16       78
Lowest             30   05/20        39      -9       25
                        05/19
                        05/18
Avg. Maximum     62.6              64.7    -2.1     61.6
Avg. Minimum     38.9              40.2    -1.3     38.3
Mean             50.8              52.4    -1.6     50.0
Days Max >= 90      0               0.0     0.0        0
Days Max <= 32      0               0.0     0.0        0
Days Min <= 32      5               3.3     1.7        4
Days Min <= 0       0               0.0     0.0        0

Precipitation (inches)
Record
 Maximum         6.66   1904
 Minimum         0.03   2011
Totals           3.87              2.34    1.53     2.03
Days >= .01        18              12.4     5.6       13
Days >= .10         8               5.7     2.3        4
Days >= .50         1               1.4    -0.4        1
Days >= 1.00        1               0.3     0.7        0
Greatest
 24 Hr. Total    1.69   05/17 to 05/18

DEGREE_DAYS
HEATING TOTAL     434               392      42      461
 SINCE 7/1       6189              6977    -788     6467
COOLING TOTAL       0                 3      -3        0
 SINCE 1/1          0                 3      -3        0

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

Wind (mph)
Average Wind Speed              10.8
Highest Wind Speed/Direction    54/200    Date  05/07
Highest Gust Speed/Direction    68/180    Date  05/07

Sky Cover
Possible Sunshine (Percent)   MM
Average Sky Cover           0.40
Number Of Days Fair           13
Number Of Days PC             13
Number of Days Cloudy          5

Average RH (Percent)     63

Weather Conditions. Number Of Days With
Thunderstorm              0     Mixed Precip               0
Heavy Rain                3     Rain                       7
Light Rain               19     Freezing Rain              0
Lt Freezing Rain          0     Hail                       1
Heavy Snow                1     Snow                       2
Light Snow                3     Sleet                      2
Fog                      14     Fog w/vis <= 1/4 mile      5
Haze                      1

-  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 May 2017...

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              97   05/29/2003
 Low               16   05/09/2002
Highest            86   05/13        MM      MM       81
Lowest             28   05/20        MM      MM       26
Avg. Maximum     66.6              67.9    -1.3     63.6
Avg. Minimum     39.0              38.4     0.6     35.7
Mean             52.8              53.2    -0.4     49.6
Days Max >= 90      0               0.4    -0.4        0
Days Max <= 32      0               0.0     0.0        0
Days Min <= 32      4               5.3    -1.3        9
Days Min <= 0       0               0.0     0.0        0

Precipitation (inches)
Record
 Maximum           MM   MM
 Minimum           MM   MM
Totals           3.08              2.49    0.59     1.70
Days >= .01        13                MM      MM       12
Days >= .10         7                MM      MM        6
Days >= .50         3                MM      MM        0
Days >= 1.00        0                MM      MM        0
Greatest
 24 Hr. Total    1.05   05/18 to 05/19

DEGREE_DAYS
HEATING TOTAL     371               374      -3      362
 SINCE 7/1       6668              7331    -663     6622
COOLING TOTAL       1                 6      -5        0
 SINCE 1/1          1                 6      -5        0

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

Wind (mph)
Average Wind Speed              9.5
Highest Wind Speed/Direction    38/340    Date  05/28
Highest Gust Speed/Direction    48/340    Date  05/28

Sky Cover
Possible Sunshine (Percent)   MM
Average Sky Cover           0.40
Number Of Days Fair           13
Number Of Days PC             11
Number of Days Cloudy          7

Average RH (Percent)     63

Weather Conditions. Number Of Days With
Thunderstorm              0     Mixed Precip               0
Heavy Rain                3     Rain                       3
Light Rain               14     Freezing Rain              0
Lt Freezing Rain          0     Hail                       0
Heavy Snow                1     Snow                       1
Light Snow                2     Sleet                      0
Fog                       9     Fog w/vis <= 1/4 mile      1
Haze                      0

-  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 May 2017...

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              87   05/29/2003
 Low                5   05/02/2013
Highest            78   05/13        MM      MM       71
Lowest             23   05/20        MM      MM       13
Avg. Maximum     61.1              61.5    -0.4     58.9
Avg. Minimum     31.8              33.7    -1.9     31.5
Mean             46.5              47.6    -1.1     45.2
Days Max >= 90      0               0.0     0.0        0
Days Max <= 32      1               0.0     1.0        0
Days Min <= 32     17              12.0     5.0       17
Days Min <= 0       0               0.0     0.0        0

Precipitation (inches)
Record
 Maximum         3.85   2000
 Minimum         0.00   2011
Totals           1.47              1.69   -0.22     2.01
Days >= .01        13              10.5     2.5       13
Days >= .10         6               4.6     1.4        3
Days >= .50         0               0.7    -0.7        1
Days >= 1.00        0               0.1    -0.1        0
Greatest
 24 Hr. Total    0.57   05/17 to 05/18

DEGREE_DAYS
HEATING TOTAL     569               540      29      607
 SINCE 7/1       7769              8589    -820     8272
COOLING TOTAL       0                 0       0        0
 SINCE 1/1          0                 0       0        0

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

Wind (mph)
Average Wind Speed              10.9
Highest Wind Speed/Direction    41/270    Date  05/24
Highest Gust Speed/Direction    50/290    Date  05/24

Sky Cover
Possible Sunshine (Percent)   MM
Average Sky Cover           0.40
Number Of Days Fair           17
Number Of Days PC             10
Number of Days Cloudy          4

Average RH (Percent)     62

Weather Conditions. Number Of Days With
Thunderstorm              0     Mixed Precip               0
Heavy Rain                1     Rain                       4
Light Rain               19     Freezing Rain              0
Lt Freezing Rain          0     Hail                       0
Heavy Snow                3     Snow                       3
Light Snow                4     Sleet                      0
Fog                       9     Fog w/vis <= 1/4 mile      5
Haze                      1

-  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 May 2017...

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              88   05/31/2002
 Low               10   05/02/2013
Highest            81   05/06        MM      MM       76
Lowest             26   05/20        MM      MM       20
Avg. Maximum     64.9              63.8     1.1     62.1
Avg. Minimum     34.0              35.0    -1.0     34.8
Mean             49.4              49.4     0.0     48.4
Days Max >= 90      0               0.0     0.0        0
Days Max <= 32      0               0.0     0.0        0
Days Min <= 32     11              10.2     0.8       11
Days Min <= 0       0               0.0     0.0        0

Precipitation (inches)
Record
 Maximum         4.12   1995
 Minimum            T   2011
Totals           1.28              1.41   -0.13     2.03
Days >= .01        10               9.7     0.3       MM
Days >= .10         3               4.1    -1.1       MM
Days >= .50         1               0.5     0.5       MM
Days >= 1.00        0               0.2    -0.2       MM
Greatest
 24 Hr. Total    0.66   05/18 to 05/18

DEGREE_DAYS
HEATING TOTAL     475               484      -9      509
 SINCE 7/1       7435              8203    -768     7610
COOLING TOTAL       0                 0       0        0
 SINCE 1/1          0                 0       0        0

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

Wind (mph)
Average Wind Speed              9.6
Highest Wind Speed/Direction    49/320    Date  05/26
Highest Gust Speed/Direction    63/320    Date  05/26

Sky Cover
Possible Sunshine (Percent)   MM
Average Sky Cover           0.40
Number Of Days Fair           17
Number Of Days PC             13
Number of Days Cloudy          1

Average RH (Percent)     54

Weather Conditions. Number Of Days With
Thunderstorm              0     Mixed Precip               0
Heavy Rain                0     Rain                       0
Light Rain               14     Freezing Rain              0
Lt Freezing Rain          0     Hail                       0
Heavy Snow                1     Snow                       1
Light Snow                3     Sleet                      0
Fog                       8     Fog w/vis <= 1/4 mile      1
Haze                      1

-  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 May 2017...

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             100   05/29/2003
 Low               20   05/02/2005
Highest            89   05/13        MM      MM       82
                        05/06
Lowest             30   05/04        MM      MM       29
Avg. Maximum     69.3              71.1    -1.8     68.3
Avg. Minimum     41.2              42.0    -0.8     40.3
Mean             55.2              56.6    -1.4     54.3
Days Max >= 90      0               1.2    -1.2        0
Days Max <= 32      0               0.0     0.0        0
Days Min <= 32      3               2.1     0.9        2
Days Min <= 0       0               0.0     0.0        0

Precipitation (inches)
Record
 Maximum           MM   MM
 Minimum           MM   MM
Totals           3.61              2.47    1.14     2.63
Days >= .01        14                MM      MM       10
Days >= .10         8                MM      MM        7
Days >= .50         3                MM      MM        2
Days >= 1.00        0                MM      MM        0
Greatest
 24 Hr. Total    1.13   05/17 to 05/18

DEGREE_DAYS
HEATING TOTAL     302               279      23      324
 SINCE 7/1       5920              6511    -591     5885
COOLING TOTAL       7                17     -10        0
 SINCE 1/1          7                18     -11        0

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

Wind (mph)
Average Wind Speed              10.0
Highest Wind Speed/Direction    38/210    Date  05/07
Highest Gust Speed/Direction    51/210    Date  05/07

Sky Cover
Possible Sunshine (Percent)   MM
Average Sky Cover           0.40
Number Of Days Fair           14
Number Of Days PC             14
Number of Days Cloudy          3

Average RH (Percent)     62

Weather Conditions. Number Of Days With
Thunderstorm              0     Mixed Precip               0
Heavy Rain                5     Rain                       8
Light Rain               17     Freezing Rain              0
Lt Freezing Rain          0     Hail                       0
Heavy Snow                0     Snow                       1
Light Snow                1     Sleet                      0
Fog                       9     Fog w/vis <= 1/4 mile      2
Haze                      0

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

$$



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