Climatological Report (Monthly)
Issued by NWS

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CXUS55 KRIW 020110
CLMGEY

CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
624 PM MDT THU SEP 01 2022

...PRELIMINARY MONTHLY CLIMATE SUMMARY FOR GREYBULL FOR THE MONTH OF
AUGUST 2022...

...OFFICIAL CLIMATE DATA FOR THE MONTH OF AUGUST 2022 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

...GREYBULL WAS WARMER WITH RECORD RAINFALL IN AUGUST...

THE AVERAGE TEMPERATURE FOR GREYBULL IN AUGUST WAS 75.1 DEGREES
WHICH WAS 2.8 DEGREES ABOVE NORMAL. IT WAS THE 3RD WARMEST AUGUST ON
RECORD. THE WARMEST READING FOR THE MONTH WAS 103 DEGREES ON THE
10TH...WHICH BROKE THE 2003 RECORD OF 99. THE 31ST HIT 98 AND BREAKS
THE 2016 RECORD OF 97. THE COLDEST TEMPERATURE WAS 48 DEGREES ON THE
29TH.

PRECIPITATION FOR THE MONTH WAS 1.29 INCHES...WHICH IS 561 PERCENT
OF NORMAL...MAKING IT THE WETTEST AUGUST ON RECORD. THE WETTEST 24-
HOUR PERIOD OCCURRED ON THE 14TH...WITH 0.62 INCHES... WHICH BROKE
THE PREVIOUS RECORD OF 0.3 FROM 2014. THE 6TH HAD 0.50
INCHES...WHICH BROKE 0.06 FROM 2009...THE 24TH HAD 0.03...WHICH
BROKE 0.01 FROM 2009...AND THE 26TH HAD 0.08 WHICH TIES 2011. THE
HIGHEST WIND GUST WAS 53 MPH FROM THE NORTHWEST ON THE 13TH.

...THE GREYBULL WY CLIMATE SUMMARY FOR THE MONTH OF AUGUST 2022...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2022

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE
                                          NORMAL
..............................................................
TEMPERATURE (F)
RECORD
 HIGH            105   08/12/2018
                       08/03/2001
                       07/16/2005
 LOW              36   08/31/2005
HIGHEST          103   08/10
LOWEST            48   08/29
AVG. MAXIMUM    91.5               88.8     2.7
AVG. MINIMUM    58.7               55.8     2.9
MEAN            75.1               72.3     2.8
DAYS MAX >= 90    24
DAYS MAX <= 32     0
DAYS MIN <= 32     0
DAYS MIN <= 0      0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        1.12   2021
 MINIMUM           T   2013
TOTALS          1.29               0.23    1.06     1.12
DAILY AVG.      0.04               0.01    0.03
DAYS >= .01        5
DAYS >= .10        2
DAYS >= .50        2
DAYS >= 1.00       0
GREATEST
 24 HR. TOTAL   0.62   08/14 TO 08/14
 STORM TOTAL    0.62

DEGREE DAYS
HEATING TOTAL      3                 15     -12
 SINCE 7/1         3                 16     -13
COOLING TOTAL    327                241      86
 SINCE 1/1       847                696     151
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              5.5
RESULTANT WIND SPEED/DIRECTION   0/330
HIGHEST WIND SPEED/DIRECTION    39/320    DATE  08/13
HIGHEST GUST SPEED/DIRECTION    53/330    DATE  08/13

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.10
NUMBER OF DAYS FAIR           28
NUMBER OF DAYS PC              2
NUMBER OF DAYS CLOUDY          1

AVERAGE RH (PERCENT)     46

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              7     MIXED PRECIP               0
HEAVY RAIN                2     RAIN                       2
LIGHT RAIN                9     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       2     FOG W/VIS <= 1/4 MILE      0
HAZE                      0

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

LOOKING AHEAD TO SEPTEMBER 2022...THE AVERAGE HIGH TEMPERATURE ON
THE FIRST OF THE MONTH IS 84 DEGREES...AND THE AVERAGE LOW
TEMPERATURE IS 51 DEGREES. THE AVERAGE HIGH BY THE END OF THE MONTH
IS 69 DEGREES... AND THE AVERAGE LOW TEMPERATURE IS 40 DEGREES. THE
AVERAGE MONTHLY PRECIPITATION IS 0.83 INCHES.
$$


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