Climatological Report (Monthly)
Issued by NWS
Issued by NWS
966 CXUS55 KRIW 011748 CLMRKS CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 1122 AM MDT TUE OCT 01 2024 ...PRELIMINARY MONTHLY CLIMATE SUMMARY FOR ROCK SPRINGS FOR THE MONTH OF SEPTEMBER 2024... ...OFFICIAL CLIMATE DATA FOR THE MONTH OF SEPTEMBER 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 ...ROCK SPRINGS WAS DRIER AND WARMER THAN NORMAL IN SEPTEMBER... THE AVERAGE TEMPERATURE FOR ROCK SPRINGS IN SEPTEMBER WAS 61.8 DEGREES WHICH WAS 4.5 DEGREES ABOVE NORMAL. IT WAS THE 3RD WARMEST SEPTEMBER SINCE RECORDS BEGAN IN 1948. THE WARMEST READING FOR THE MONTH WAS 87 DEGREES ON THE 1ST AND 2ND. THE HIGH ON THE 27TH OF 82 DEGREES TIED THE PREVIOUS RECORD SET IN 2015, 2001 AND 1969. THE HIGH ON THE 28TH WAS 85 DEGREES AND BROKE 84 FROM 2010. THE COLDEST TEMPERATURE WAS 36 DEGREES ON THE 13TH. PRECIPITATION FOR THE MONTH WAS 0.39 INCHES...WHICH WAS 49 PERCENT OF NORMAL. THE WETTEST 24-HOUR PERIOD WAS THE 3RD-4TH WITH 0.24 INCHES. NO PRECIPITATION RECORDS WERE BROKEN THIS MONTH. THE HIGHEST WIND GUST WAS 65 MPH FROM THE SOUTHWEST ON THE 3RD. ...THE ROCK SPRINGS WY CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2024... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1948 TO 2024 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE NORMAL .............................................................. TEMPERATURE (F) RECORD HIGH 93 09/04/2022 LOW 5 09/18/1965 HIGHEST 87 09/01 09/02 LOWEST 36 09/13 AVG. MAXIMUM 77.2 70.7 6.5 AVG. MINIMUM 46.4 43.9 2.5 MEAN 61.8 57.3 4.5 DAYS MAX >= 90 0 DAYS MAX <= 32 0 DAYS MIN <= 32 0 DAYS MIN <= 0 0 PRECIPITATION (INCHES) RECORD MAXIMUM 3.67 1965 MINIMUM T 2018 TOTALS 0.39 0.79 -0.40 0.74 DAILY AVG. 0.01 0.03 -0.02 DAYS >= .01 4 DAYS >= .10 2 DAYS >= .50 0 DAYS >= 1.00 0 GREATEST 24 HR. TOTAL 0.24 09/03 TO 09/04 STORM TOTAL 0.21 SNOWFALL (INCHES) TOTALS MM 1.2 MM SINCE 7/1 MM 1.2 MM SNOWDEPTH AVG. MM DAYS >= 1.0 MM DEGREE DAYS HEATING TOTAL 127 242 -115 SINCE 7/1 158 301 -143 COOLING TOTAL 38 11 27 SINCE 1/1 445 320 125 .............................................................. WIND (MPH) AVERAGE WIND SPEED 9.1 RESULTANT WIND SPEED/DIRECTION 4/230 HIGHEST WIND SPEED/DIRECTION 51/250 DATE 09/03 HIGHEST GUST SPEED/DIRECTION 65/250 DATE 09/03 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.07 NUMBER OF DAYS FAIR 29 NUMBER OF DAYS PC 1 NUMBER OF DAYS CLOUDY 0 AVERAGE RH (PERCENT) 38 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 7 MIXED PRECIP 0 HEAVY RAIN 1 RAIN 1 LIGHT RAIN 8 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 0 SLEET 0 FOG 3 FOG W/VIS <= 1/4 MILE 0 HAZE 3 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. LOOKING AHEAD TO OCTOBER 2024. THE AVERAGE HIGH TEMPERATURE ON THE FIRST OF THE MONTH IS 64 DEGREES...AND THE AVERAGE LOW TEMPERATURE IS 38 DEGREES. THE AVERAGE HIGH BY THE END OF THE MONTH IS 49 DEGREES AND THE AVERAGE LOW TEMPERATURE IS 28. THE AVERAGE MONTHLY PRECIPITATION IS 0.81 INCHES. $$