Climatological Report (Annual) Issued by NWS Cheyenne, WY
000
CXUS55 KCYS 102221
CLACYS
Climate Report
NATIONAL WEATHER SERVICE CHEYENNE WY
251 PM MST FRI JAN 10 2020
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...The CHEYENNE WY climate summary for the year of 2019...
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
Normal
.............................................................
Temperature (F)
Record
High 100 06/23/1954
07/11/1939
07/14/1881
Low -38 01/09/1875
Highest 95 09/02 99
08/19
07/19
Lowest -16 03/04 -14
Avg. Maximum 58.4 58.6 -0.2 60.5
Avg. Minimum 33.2 34.3 -1.1 34.1
Mean 45.8 46.5 -0.7 47.3
Days Max >= 90 19 10.4 19
Days Max <= 32 42 32.8 26
Days Min <= 32 187 164.1 179
Days Min <= 0 8 8.1 6
Precipitation (inches)
Record
Maximum 23.69 1942
Minimum 5.94 1964
Totals 18.03 15.94 2.09 15.58
Daily Avg. 0.05 0.04 0.01 0.04
Days >= .01 116 103.8 103
Days >= .10 45 41.0 39
Days >= .50 9 8.2 9
Days >= 1.00 2 1.8 1
Greatest
24 Hr. Total 1.65 05/27 to 05/27 1.33
Snowfall (inches)
Records
Total 121.5 1980
Totals 102.1 60.3 41.8 46.8
Since 7/1 41.0 22.7 18.3 21.1
Days >= Trace 94 45.0 87
Days >= 1.0 27 18.4 15
Greatest
Snow Depth 13 11/27 7
24 Hr Total 14.0 03/13 to 03/13 6.4
DEGREE_DAYS
HEATING TOTAL 7332 7111 221 6753
SINCE 7/1 2838 2903 -65 2844
COOLING TOTAL 463 349 114 430
SINCE 1/1 463 348 115 430
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Wind (mph)
Average Wind Speed 11.2
Highest Wind Speed/Direction 53/270 Date 02/03
Highest Gust Speed/Direction 63/280 Date 10/05
Sky Cover
Possible Sunshine (Percent) MM
Average Sky Cover 0.30
Number Of Days Fair 230
Number Of Days PC 92
Number of Days Cloudy 39
Average RH (Percent) 56
Weather Conditions. Number Of Days With
THUNDERSTORM 54 MIXED PRECIP 0
HEAVY RAIN 9 RAIN 17
LIGHT RAIN 100 FREEZING RAIN 1
LT FREEZING RAIN 9 HAIL 9
HEAVY SNOW 12 SNOW 26
LIGHT SNOW 86 SLEET 1
FOG 123 FOG W/VIS <= 1/4 MILE 33
HAZE 25
- Indicates negative numbers.
R Indicates record was set or tied.
MM Indicates data is missing.
T Indicates Trace Amount.
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