Climatological Report (Monthly)
Issued by NWS Cheyenne, WY

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031
CXUS55 KCYS 011115
CLMCYS


Climate Report
NATIONAL WEATHER SERVICE CHEYENNE WY
406 AM MST SUN NOV 1 2020

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

...The CHEYENNE WY climate summary for the month of October 2020...

Climate normal period 1981 to 2010
Climate record period 1871 to 2020

Weather         Observed          Normal  Depart  Last Year`s
                 Value   Date(s)  Value   From    Value  Date(s)
                                          Normal
................................................................
Temperature (F)
Record
 High              85   10/09/1910
 Low               -5   10/26/1878
Highest            83   10/08        60      23       77
                        10/06
Lowest              0   10/27        34     -34        2
                        10/26
Avg. Maximum     59.1              58.8     0.3     54.2
Avg. Minimum     29.8              33.9    -4.1     25.7
Mean             44.5              46.3    -1.8     40.0
Days Max >= 90      0               0.0                0
Days Max <= 32      3               0.8                5
Days Min <= 32     14              11.0               23
Days Min <= 0       2               0.0                0

Precipitation (inches)
Record
 Maximum         3.57   1942
 Minimum            T   1934
                        1933
                        1876
Totals           0.85              0.93   -0.08     0.77
Days >= .01         3               7.4    -4.4        8
Days >= .10         1               3.0    -2.0        4
Days >= .50         1               0.3     0.7        0
Days >= 1.00        0               0.0     0.0        0
Greatest
 24 Hr. Total    0.78   10/25 to 10/25

Snowfall (inches)
Records
 Total           28.2   2009
Totals           15.1               5.0    10.1     10.0
Since 7/1        16.2               6.3     9.9     10.0
Snowdepth Avg.      1
Days >= Trace       7               3.4     3.6       10
Days >= 1.0         1               1.5    -0.5        4
Greatest
 Snow Depth         9   10/25                          4  10/30
 24 Hr Total     14.0R  10/25 to 10/25           10/29 to 10/29

DEGREE_DAYS
HEATING TOTAL     625               578      47      771
 SINCE 7/1        829               859     -30      878
COOLING TOTAL       1                 0       1        0
 SINCE 1/1        605               348     257      463
.................................................................

Wind (mph)
Average Wind Speed              11.7
Highest Wind Speed/Direction    49/280    Date  10/12
Highest Gust Speed/Direction    72/280    Date  10/14

Sky Cover
Possible Sunshine (Percent)   MM
Average Sky Cover           0.20
Number Of Days Fair           20
Number Of Days PC              8
Number of Days Cloudy          3

Average RH (Percent)     49

Weather Conditions. Number Of Days With
THUNDERSTORM              0     MIXED PRECIP                0
HEAVY RAIN                0     RAIN                        0
LIGHT RAIN                2     FREEZING RAIN               0
LT FREEZING RAIN          1     HAIL                        0
HEAVY SNOW                1     SNOW                        1
LIGHT SNOW                6     SLEET                       0
FOG                       6     FOG W/VIS <= 1/4 MILE       2
HAZE                     11

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

$$




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