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.

$$