Climatological Report (Monthly)
Issued by NWS

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CXUS55 KRIW 111858
CLMBPI

CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1252 PM MDT SUN JUN 11 2023

...PRELIMINARY MONTHLY CLIMATE SUMMARY FOR BIG PINEY FOR THE MONTH
OF MAY 2023...

...OFFICIAL CLIMATE DATA FOR THE MONTH OF MAY 2023 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

...BIG PINEY WAS WARMER AND WETTER THAN NORMAL IN MAY...

THE AVERAGE TEMPERATURE FOR BIG PINEY IN MAY WAS 49.3 DEGREES WHICH
WAS 4 DEGREES ABOVE NORMAL AND THE 2ND WARMEST MAY. THE WARMEST
READING FOR THE MONTH WAS 74 DEGREES ON THE 20TH. THE HIGH ON THE
1ST OF 73 BROKE THE 2000 RECORD OF 72. THE COLDEST TEMPERATURE WAS
24 DEGREES ON THE 8TH.

PRECIPITATION FOR THE MONTH WAS 1.42 INCHES...WHICH IS 116 PERCENT
OF NORMAL THE WETTEST 24-HOUR PERIOD WAS ON THE 4TH WITH 0.30
INCHES. THIS BROKE THE 1993 RECORD OF 0.12 INCHES. THE 13TH HAD 0.10
INCHES AND BROKE THE 1998 RECORD OF 0.09. THE HIGHEST WIND GUST WAS
45 MPH FROM THE WEST ON THE 25TH.

...THE BIG PINEY  WY CLIMATE SUMMARY FOR THE MONTH OF MAY 2023...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1976 TO 2023

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE
                                          NORMAL
..............................................................
TEMPERATURE (F)
RECORD
 HIGH             87   05/11/2007
 LOW               0   05/14/1984
HIGHEST           74   05/20
LOWEST            24   05/08
AVG. MAXIMUM    64.2               61.8     2.4
AVG. MINIMUM    34.4               28.9     5.5
MEAN            49.3               45.3     4.0
DAYS MAX >= 90     0
DAYS MAX <= 32     0
DAYS MIN <= 32    12
DAYS MIN <= 0      0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        3.99   2016
 MINIMUM        0.08   2020
TOTALS          1.42               1.22    0.20     0.96
DAILY AVG.      0.05               0.04    0.01
DAYS >= .01       12
DAYS >= .10        6
DAYS >= .50        0
DAYS >= 1.00       0
GREATEST
 24 HR. TOTAL   0.30   05/04 TO 05/04
 STORM TOTAL    0.30

DEGREE DAYS
HEATING TOTAL    482                609    -127
 SINCE 7/1     10984              10080     904
COOLING TOTAL      0                  0       0
 SINCE 1/1         0                  0       0
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              7.7
RESULTANT WIND SPEED/DIRECTION   2/320
HIGHEST WIND SPEED/DIRECTION    33/320    DATE  05/17
                                33/260          05/25
HIGHEST GUST SPEED/DIRECTION    45/270    DATE  05/25

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.37
NUMBER OF DAYS FAIR           16
NUMBER OF DAYS PC             14
NUMBER OF DAYS CLOUDY          1

AVERAGE RH (PERCENT)     62

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             14     MIXED PRECIP               0
HEAVY RAIN                2     RAIN                       4
LIGHT RAIN               15     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                1     SLEET                      0
FOG                      11     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.

LOOKING AHEAD TO JUNE 2023...THE AVERAGE HIGH TEMPERATURE ON THE
FIRST OF THE MONTH IS 67 DEGREES...AND THE AVERAGE LOW TEMPERATURE
IS 34 DEGREES. THE AVERAGE HIGH BY THE END OF THE MONTH IS 78
DEGREES...AND THE AVERAGE LOW TEMPERATURE IS 39 DEGREES. THE AVERAGE
MONTHLY PRECIPITATION IS 1.01 INCHES.

$$


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