Climatological Report (Monthly)
Issued by NWS

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CXUS55 KCYS 091829
CLMRWL


Climate Report
NATIONAL WEATHER SERVICE CHEYENNE WY
1125 AM MST TUE JAN 9 2018

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

...The RAWLINS WY AIRPORT climate summary for the month of December 2017...

Climate normal period 1981 to 2010
Climate record period 1951 to 2018

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            51   12/03        MM      MM       49
                        12/02
Lowest             -8   12/24        MM      MM      -18
Avg. Maximum     36.2              30.9     5.3     31.3
Avg. Minimum     15.6              12.1     3.5     11.3
Mean             25.9              21.5     4.4     21.3
Days Max >= 90      0               0.0                0
Days Max <= 32     12              15.7               15
Days Min <= 32     30              30.5               30
Days Min <= 0       4               4.6                5

Precipitation (inches)
Record
 Maximum         2.10   2010
 Minimum            T   2008
Totals           0.04              0.43   -0.39     0.62
Days >= .01         1               5.9    -4.9       10
Days >= .10         0               1.2    -1.2        1
Days >= .50         0               0.0     0.0        0
Days >= 1.00        0               0.0     0.0        0
Greatest
 24 Hr. Total    0.04   12/23 to 12/23

DEGREE_DAYS
HEATING TOTAL    1205              1348    -143     1345
 SINCE 7/1       3031              3454    -423     3088
COOLING TOTAL       0                 0       0        0
 SINCE 1/1        266               186      80      235
..............................................................

Wind (mph)
Average Wind Speed              15.0
Highest Wind Speed/Direction    45/260    Date  12/25
Highest Gust Speed/Direction    55/200    Date  12/20

Sky Cover
Possible Sunshine (Percent)   MM
Average Sky Cover           0.30
Number Of Days Fair           20
Number Of Days PC              9
Number of Days Cloudy          2

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                1     Snow                       1
Light Snow                6     Sleet                      0
Fog                       8     Fog w/vis <= 1/4 mile      2
Haze                      4

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

$$



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