305
CXUS55 KCYS 190250
CLMSNY
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHEYENNE WY
750 PM MST SAT JAN 18 2025
..CORRECTED TO INCLUDE RECOVERED DATA
...............................
...THE SIDNEY NEBRASKA AIRPORT CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2024...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1948 TO 2025
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
............................................................
TEMPERATURE (F)
RECORD
HIGH 78 12/02/2021
LOW -39 12/22/1989
HIGHEST 66 12/03 MM MM 71
LOWEST 8 12/20 MM MM 11
12/31
AVG. MAXIMUM 50.3 41.6 8.7 47.9
AVG. MINIMUM 18.0 13.5 4.5 18.8
MEAN 34.1 27.5 6.6 33.4
DAYS MAX >= 90 0 0.0 0.0 0
DAYS MAX <= 32 1 8.2 -7.2 2
DAYS MIN <= 32 31 30.7 0.3 31
DAYS MIN <= 0 0 3.6 -3.6 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 1.30 1958
TOTALS 0.01 0.20 -0.19 0.45
DAYS >= .01 1 3.4 -2.4 4
DAYS >= .10 0 0.8 -0.8 2
DAYS >= .50 0 0.0 0.0 0
DAYS >= 1.00 0 0.0 0.0 0
GREATEST
24 HR. TOTAL 0.01 12/28 TO 12/28 0.21 12/26 TO 12/26
DEGREE DAYS
HEATING TOTAL 950 1161 -211 975
SINCE 7/1 2166
COOLING TOTAL 0 0 0 0
SINCE 1/1 854
............................................................
WIND (MPH)
AVERAGE WIND SPEED 11.4
HIGHEST WIND SPEED/DIRECTION 44/340 DATE 12/30
HIGHEST GUST SPEED/DIRECTION 54/300 DATE 12/15
54/330 12/30
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.09
NUMBER OF DAYS FAIR 15
NUMBER OF DAYS PC 1
NUMBER OF DAYS CLOUDY 0
AVERAGE RH (PERCENT) 51
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 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 0 FOG W/VIS <= 1/4 MILE 0
HAZE 1
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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