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000
CXUS55 KRIW 011851
CLMGEY

CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1235 PM MDT FRI SEP 01 2023

...PRELIMINARY MONTHLY CLIMATE SUMMARY FOR GREYBULL FOR THE MONTH OF
AUGUST 2023...

...OFFICIAL CLIMATE DATA FOR THE MONTH OF AUGUST 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

...GREYBULL WAS WARMER AND DRIER THAN NORMAL IN AUGUST...

THE AVERAGE TEMPERATURE FOR GREYBULL IN AUGUST WAS 73.2 DEGREES
WHICH WAS 0.9 DEGREES ABOVE NORMAL. THE WARMEST READING FOR THE
MONTH WAS 101 DEGREES ON THE 21ST...WHICH BROKE THE 2010 RECORD OF
100. THE 18TH HIT 100 AND TIED 2001. THE COLDEST TEMPERATURE WAS 46
DEGREES ON THE 14TH AND 31ST. THE 14TH BROKE THE 2006 RECORD OF 47.

PRECIPITATION FOR THE MONTH WAS 0.20 INCHES...WHICH IS 87 PERCENT OF
NORMAL. THE WETTEST 24-HOUR PERIOD OCCURRED ON THE 3RD WITH 0.09
INCHES. THIS BROKE THE 2004 RECORD OF 0.03. THE HIGHEST WIND GUST
WAS 45 MPH FROM THE NORTHWEST ON THE 13TH.

...THE GREYBULL WY CLIMATE SUMMARY FOR THE MONTH OF AUGUST 2023...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2023

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          101   08/21
LOWEST            46   08/14
                       08/31
AVG. MAXIMUM    88.6               88.8    -0.2
AVG. MINIMUM    57.8               55.8     2.0
MEAN            73.2               72.3     0.9
DAYS MAX >= 90    15
DAYS MAX <= 32     0
DAYS MIN <= 32     0
DAYS MIN <= 0      0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        1.29   2022
 MINIMUM           T   2013
TOTALS          0.20               0.23   -0.03     1.29
DAILY AVG.      0.01               0.01    0.00
DAYS >= .01        5
DAYS >= .10        0
DAYS >= .50        0
DAYS >= 1.00       0
GREATEST
 24 HR. TOTAL   0.09   08/03 TO 08/03
 STORM TOTAL    0.09


DEGREE DAYS
HEATING TOTAL      0                 15     -15
 SINCE 7/1         5                 16     -11
COOLING TOTAL    263                241      22
 SINCE 1/1       652                696     -44
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              7.1
RESULTANT WIND SPEED/DIRECTION   1/320
HIGHEST WIND SPEED/DIRECTION    32/340    DATE  08/13
HIGHEST GUST SPEED/DIRECTION    45/340    DATE  08/13

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.15
NUMBER OF DAYS FAIR           26
NUMBER OF DAYS PC              4
NUMBER OF DAYS CLOUDY          1

AVERAGE RH (PERCENT)     46

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              6     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       2
LIGHT RAIN                7     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 2023...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.

$$