Climatological Report (Monthly)
Issued by NWS

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716
CXUS55 KRIW 031648
CLMRKS

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

...PRELIMINARY MONTHLY CLIMATE SUMMARY FOR ROCK SPRINGS FOR THE
MONTH OF APRIL 2024...

...OFFICIAL CLIMATE DATA FOR THE MONTH OF APRIL 2024 WILL BE
AVAILABLE IN APPROXIMATELY 60 DAYS FROM THE NATIONAL CENTERS FOR
ENVIRONMENTAL INFORMATION (HTTP://WWW.NCDC.NOAA.GOV/CDO-
WEB/DATASETS). UNOFFICIAL ASOS DAILY SUMMARIES ARE AVAILABLE ON THE
INTERNET AT HTTP://WWW.WEATHER.GOV/CLIMATE/INDEX.PHP?WFO=RIW

...ROCK SPRINGS WAS WARMER AND DRIER THAN NORMAL IN APRIL...

THE AVERAGE TEMPERATURE FOR ROCK SPRINGS IN APRIL WAS 43.3 DEGREES
WHICH WAS 2.1 DEGREES ABOVE NORMAL. THE WARMEST READING FOR THE
MONTH WAS 71 DEGREES ON THE 12TH AND TIED THE 1998 RECORD. THE
COLDEST TEMPERATURE WAS 19 DEGREES ON THE 18TH.

PRECIPITATION FOR THE MONTH WAS 0.44 INCHES...WHICH WAS 48 PERCENT
OF NORMAL. THE WETTEST 24-HOUR PERIOD WAS THE 29TH WITH 0.22 INCHES.
NO PRECIPITATION RECORDS WERE BROKEN THIS MONTH. THE HIGHEST WIND
GUST WAS 57 MPH FROM THE SOUTH ON THE 5TH.

...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.

LOOKING AHEAD TO MAY 2024. THE AVERAGE HIGH TEMPERATURE ON THE FIRST
OF THE MONTH IS 57 DEGREES...AND THE AVERAGE LOW TEMPERATURE IS 33
DEGREES. THE AVERAGE HIGH BY THE END OF THE MONTH IS 69 DEGREES AND
THE AVERAGE LOW TEMPERATURE IS 43. THE AVERAGE MONTHLY PRECIPITATION
IS 1.27 INCHES.

$$