Climatological Report (Monthly)
Issued by NWS
Issued by NWS
440 CXUS55 KRIW 041913 CLMGEY CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 103 PM MDT TUE JUN 04 2024 ...PRELIMINARY MONTHLY CLIMATE SUMMARY FOR GREYBULL FOR THE MONTH OF MAY 2024... ...OFFICIAL CLIMATE DATA FOR THE MONTH OF MAY 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 COLDER AND WETTER THAN NORMAL IN MAY.... THE AVERAGE TEMPERATURE FOR GREYBULL IN MAY WAS 54 DEGREES WHICH WAS 3 DEGREES BELOW NORMAL. IT WAS THE 4TH COLDEST MAY SINCE RECORDS STARTED IN 1998. THE WARMEST READING FOR THE MONTH WAS 84 DEGREES ON THE 28TH. THE COLDEST TEMPERATURE WAS 27 DEGREES ON THE 4TH AND BROKE THE 2001 RECORD OF 31. THE 18TH LOW OF 37 BROKE THE 2000 RECORD OF 38. PRECIPITATION FOR THE MONTH WAS 1.91 INCHES...WHICH IS 144 PERCENT OF NORMAL. THE WETTEST 24-HOUR PERIOD OCCURRED ON THE 5TH-6TH WITH 0.58 INCHES. THE 8TH HAD 0.38 INCHES AND BROKE THE 2006 RECORD OF 0.33 INCHES. THE 14TH HAD 0.5 INCHES AND BROKE THE 2015 RECORD OF 0.12. THE HIGHEST WIND GUST WAS 62 MPH FROM THE NORTHWEST ON THE 17TH. ...THE GREYBULL WY CLIMATE SUMMARY FOR THE MONTH OF MAY 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 98 05/29/2003 LOW 20 05/09/2002 HIGHEST 84 05/28 LOWEST 27 05/04 AVG. MAXIMUM 67.5 70.4 -2.9 AVG. MINIMUM 40.4 43.6 -3.2 MEAN 54.0 57.0 -3.0 DAYS MAX >= 90 0 DAYS MAX <= 32 0 DAYS MIN <= 32 4 DAYS MIN <= 0 0 PRECIPITATION (INCHES) RECORD MAXIMUM 3.32 2010 MINIMUM 0.19 2001 TOTALS 1.91 1.33 0.58 0.53 DAILY AVG. 0.06 0.04 0.02 DAYS >= .01 10 DAYS >= .10 5 DAYS >= .50 2 DAYS >= 1.00 0 GREATEST 24 HR. TOTAL 0.58 05/05 TO 05/06 STORM TOTAL 0.57 DEGREE DAYS HEATING TOTAL 334 271 63 SINCE 7/1 6885 7486 -601 COOLING TOTAL 0 23 -23 SINCE 1/1 0 24 -24 .............................................................. WIND (MPH) AVERAGE WIND SPEED 9.1 RESULTANT WIND SPEED/DIRECTION 4/320 HIGHEST WIND SPEED/DIRECTION 44/330 DATE 05/17 HIGHEST GUST SPEED/DIRECTION 62/300 DATE 05/17 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.33 NUMBER OF DAYS FAIR 18 NUMBER OF DAYS PC 9 NUMBER OF DAYS CLOUDY 4 AVERAGE RH (PERCENT) 54 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 2 MIXED PRECIP 0 HEAVY RAIN 0 RAIN 3 LIGHT RAIN 11 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 1 SLEET 0 FOG 6 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 JUNE 2024. THE AVERAGE HIGH TEMPERATURE ON THE FIRST OF THE MONTH IS 76 DEGREES...AND THE AVERAGE LOW TEMPERATURE IS 49 DEGREES. THE AVERAGE HIGH BY THE END OF THE MONTH IS 87 DEGREES...AND THE AVERAGE LOW TEMPERATURE IS 56 DEGREES. THE AVERAGE MONTHLY PRECIPITATION IS 1.08 INCHES. $$