530
CXUS55 KCYS 051807
CLMAIA

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHEYENNE WY
1207 PM MDT THU JUN 05 2025

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

...THE ALLIANCE NEBRASKA AIRPORT CLIMATE SUMMARY FOR THE MONTH OF MAY 2025...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1896 TO 2025

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             98   05/22/2012
 LOW               7   05/01/1911
HIGHEST           91   05/12         MM      MM       85
LOWEST            28   05/02         MM      MM       22
                       05/03
AVG. MAXIMUM    70.7               68.5     2.2     69.5
AVG. MINIMUM    42.0               38.7     3.3     38.4
MEAN            56.4               53.6     2.8     53.9
DAYS MAX >= 90     1                0.7     0.3        0
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     4                7.0    -3.0        5
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       10.98   1942
TOTALS          4.06               2.65    1.41     1.94
DAYS >= .01       14               11.6     2.4       14
DAYS >= .10       10                5.2     4.8        7
DAYS >= .50        2                1.6     0.4        1
DAYS >= 1.00       0                0.6    -0.6        0
GREATEST
 24 HR. TOTAL   1.01   05/23 TO 05/24               0.80  05/20 TO 05/21


DEGREE DAYS
HEATING TOTAL    277                363     -86      337
 SINCE 7/1      6630               7308    -678       MM
COOLING TOTAL     18                  9       9        2
 SINCE 1/1        20                  9      11       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              12.4
HIGHEST WIND SPEED/DIRECTION    43/310    DATE  05/16
HIGHEST GUST SPEED/DIRECTION    57/310    DATE  05/16

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.35
NUMBER OF DAYS FAIR           17
NUMBER OF DAYS PC              8
NUMBER OF DAYS CLOUDY          4

AVERAGE RH (PERCENT)     67

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             10     MIXED PRECIP               0
HEAVY RAIN                5     RAIN                       8
LIGHT RAIN               16     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      13     FOG W/VIS <= 1/4 MILE      2
HAZE                      2

-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

$$