Climatological Report (Monthly)
Issued by NWS
Issued by NWS
917
CXUS55 KRIW 011931
CLMGEY
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
121 PM MDT SUN SEP 01 2024
...PRELIMINARY MONTHLY CLIMATE SUMMARY FOR GREYBULL FOR THE MONTH OF
AUGUST 2024...
...OFFICIAL CLIMATE DATA FOR THE MONTH OF AUGUST 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
...GREYBULL WAS WETTER AND WARMER THAN NORMAL IN AUGUST....
THE AVERAGE TEMPERATURE FOR GREYBULL IN AUGUST WAS 72.6 DEGREES
WHICH WAS 0.3 DEGREES ABOVE NORMAL. THE WARMEST READING FOR THE
MONTH WAS 103 DEGREES ON THE 2ND. THIS BROKE THE 2001 RECORD OF 102.
THE 20TH HIT 98 DEGREES AND BROKE THE 2008, 2013 AND 2019 RECORD OF
95. THE 21ST HIGH OF 101 DEGREES TIED 2023. THE COLDEST TEMPERATURE
WAS 44 DEGREES ON THE 29TH.
PRECIPITATION FOR THE MONTH WAS 0.59 INCHES...WHICH IS 257 PERCENT
OF NORMAL. IT WAS THE 6TH WETTEST AUGUST SINCE RECORDS BEGAN IN
1998. THE WETTEST 24-HOUR PERIOD OCCURRED ON THE 25TH-26TH WITH 0.52
INCHES. THE 25TH HAD 0.08 INCHES AND BROKE 0.07 FROM 2004. THE 26TH
HAD 0.44 INCHES AND BROKE THE RECORD OF 0.08 FROM 2011 AND 2022. THE
HIGHEST WIND GUST WAS 56 MPH FROM THE NORTHWEST ON THE 4TH.
...THE GREYBULL WY CLIMATE SUMMARY FOR THE MONTH OF AUGUST 2024...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2024
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 08/02
LOWEST 44 08/29
AVG. MAXIMUM 89.1 88.8 0.3
AVG. MINIMUM 56.2 55.8 0.4
MEAN 72.6 72.3 0.3
DAYS MAX >= 90 18
DAYS MAX <= 32 0
DAYS MIN <= 32 0
DAYS MIN <= 0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 1.29 2022
MINIMUM T 2013
TOTALS 0.59 0.23 0.36 0.20
DAILY AVG. 0.02 0.01 0.01
DAYS >= .01 6
DAYS >= .10 1
DAYS >= .50 0
DAYS >= 1.00 0
GREATEST
24 HR. TOTAL 0.52 08/25 TO 08/26
STORM TOTAL 0.44
DEGREE DAYS
HEATING TOTAL 9 15 -6
SINCE 7/1 13 16 -3
COOLING TOTAL 254 241 13
SINCE 1/1 741 696 45
..............................................................
WIND (MPH)
AVERAGE WIND SPEED 6.4
RESULTANT WIND SPEED/DIRECTION 0/240
HIGHEST WIND SPEED/DIRECTION 41/310 DATE 08/04
HIGHEST GUST SPEED/DIRECTION 56/310 DATE 08/04
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.11
NUMBER OF DAYS FAIR 29
NUMBER OF DAYS PC 1
NUMBER OF DAYS CLOUDY 1
AVERAGE RH (PERCENT) 46
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 11 MIXED PRECIP 0
HEAVY RAIN 1 RAIN 3
LIGHT RAIN 13 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 1 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 2024. 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.
$$