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000
CXUS55 KRIW 021950
CLMGEY

CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1044 AM MDT WED AUG 02 2023

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

...OFFICIAL CLIMATE DATA FOR THE MONTH OF JULY 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 COLDER WITH RECORD RAINFALL IN JULY...

THE AVERAGE TEMPERATURE FOR GREYBULL IN JULY WAS 73.9 DEGREES WHICH
WAS 1 DEGREE BELOW NORMAL. THE WARMEST READING FOR THE MONTH WAS 101
DEGREES ON THE 23RD. THE COLDEST TEMPERATURE WAS 50 DEGREES ON THE
7TH. NO TEMPERATURE RECORDS WERE BROKEN THIS MONTH.

PRECIPITATION FOR THE MONTH WAS 0.95 INCHES...WHICH IS 528 PERCENT
OF NORMAL. IT IS THE FIRST WETTEST JULY ON RECORD...BREAKING THE
2019 RECORD OF 0.55 INCHES. THE WETTEST 24-HOUR PERIOD OCCURRED ON
THE 3RD-4TH WITH 0.63 INCHES. THE 3RD HAD 0.18 AND BROKE THE 2006
RECORD OF 0.04 AND THE 4TH HAD 0.52 INCHES AND BROKE 0.10 FROM 2019.
THE FIRST HAD 0.06 INCHES AND BROKE 0.02 FROM 2008.  THE 14TH HAD
0.02 INCHES AND BROKE THE 2022 RECORD OF 0.01. THE HIGHEST WIND GUST
WAS 66 MPH FROM THE NORTHWEST ON THE 6TH.

...THE GREYBULL WY CLIMATE SUMMARY FOR THE MONTH OF JULY 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            108   07/14/2002
 LOW              44   07/07/2010
                       07/12/2008
HIGHEST          101   07/23
LOWEST            50   07/07
AVG. MAXIMUM    89.7               91.4    -1.7
AVG. MINIMUM    58.1               58.3    -0.2
MEAN            73.9               74.9    -1.0
DAYS MAX >= 90    17
DAYS MAX <= 32     0
DAYS MIN <= 32     0
DAYS MIN <= 0      0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        0.55   2019
 MINIMUM        0.00   2011
TOTALS          0.95R              0.16    0.79     0.05
DAILY AVG.      0.03               0.01    0.02
DAYS >= .01        6
DAYS >= .10        3
DAYS >= .50        1
DAYS >= 1.00       0
GREATEST
 24 HR. TOTAL   0.63   07/03 TO 07/04
 STORM TOTAL    0.52

DEGREE DAYS
HEATING TOTAL      5                  4       1
 SINCE 7/1         5                  0       5
COOLING TOTAL    288                309     -21
 SINCE 1/1       389                455     -66
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              6.5
RESULTANT WIND SPEED/DIRECTION   1/320
HIGHEST WIND SPEED/DIRECTION    48/330    DATE  07/06
HIGHEST GUST SPEED/DIRECTION    66/330    DATE  07/06

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.07
NUMBER OF DAYS FAIR           29
NUMBER OF DAYS PC              2
NUMBER OF DAYS CLOUDY          0

AVERAGE RH (PERCENT)     47

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             10     MIXED PRECIP               0
HEAVY RAIN                2     RAIN                       3
LIGHT RAIN               12     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                      1

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

LOOKING AHEAD TO AUGUST 2023...THE AVERAGE HIGH TEMPERATURE ON THE
FIRST OF THE MONTH IS 92 DEGREES...AND THE AVERAGE LOW TEMPERATURE
IS 59 DEGREES. THE AVERAGE HIGH BY THE END OF THE MONTH IS 84
DEGREES...AND THE AVERAGE LOW TEMPERATURE IS 51 DEGREES. THE AVERAGE
MONTHLY PRECIPITATION IS 0.23 INCHES.

$$