645
CXUS55 KRIW 031612
CLMRKS

CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1012 AM MDT FRI MAY 03 2024

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

...THE ROCK SPRINGS WY CLIMATE SUMMARY FOR THE MONTH OF APRIL 2024...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1948 TO 2024

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE
                                          NORMAL
..............................................................
TEMPERATURE (F)
RECORD
 HIGH             79   04/23/2012
                       04/29/2007
                       04/20/1989
 LOW               2   04/02/1975
HIGHEST           71   04/12
LOWEST            19   04/18
AVG. MAXIMUM    56.4               52.8     3.6
AVG. MINIMUM    30.2               29.7     0.5
MEAN            43.3               41.2     2.1
DAYS MAX >= 90     0
DAYS MAX <= 32     0
DAYS MIN <= 32    18
DAYS MIN <= 0      0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        2.74   1999
 MINIMUM           T   2013
TOTALS          0.44               0.91   -0.47     0.16
DAILY AVG.      0.01               0.03   -0.02
DAYS >= .01        8
DAYS >= .10        1
DAYS >= .50        0
DAYS >= 1.00       0
GREATEST
 24 HR. TOTAL   0.22   04/29 TO 04/29
 STORM TOTAL    0.22

SNOWFALL (INCHES)
TOTALS            MM                8.8      MM
SINCE 7/1         MM               50.9      MM
SNOWDEPTH AVG.    MM
DAYS >= 1.0       MM

DEGREE DAYS
HEATING TOTAL    642                712     -70
 SINCE 7/1      6936               7463    -527
COOLING TOTAL      0                  0       0
 SINCE 1/1         0                  0       0
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              14.1
RESULTANT WIND SPEED/DIRECTION   7/250
HIGHEST WIND SPEED/DIRECTION    43/180    DATE  04/05
HIGHEST GUST SPEED/DIRECTION    57/180    DATE  04/05

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.29
NUMBER OF DAYS FAIR           21
NUMBER OF DAYS PC              6
NUMBER OF DAYS CLOUDY          3

AVERAGE RH (PERCENT)     53

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              3     MIXED PRECIP               0
HEAVY RAIN                1     RAIN                       1
LIGHT RAIN                8     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                2     SLEET                      0
FOG                       6     FOG W/VIS <= 1/4 MILE      0
HAZE                      2

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

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