Climatological Report (Monthly)
Issued by NWS Riverton, WY
Issued by NWS Riverton, WY
462 CXUS55 KRIW 020130 CLMRIW CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 527 PM MST THU FEB 01 2024 ...PRELIMINARY MONTHLY CLIMATE SUMMARY FOR RIVERTON FOR THE MONTH OF JANUARY 2024... ...OFFICIAL CLIMATE DATA FOR THE MONTH OF JANUARY 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 ...RIVERTON WAS COLDER AND WETTER THAN NORMAL IN JANUARY.... THE AVERAGE TEMPERATURE FOR RIVERTON IN JANUARY WAS 15.1 DEGREES WHICH WAS 4.1 DEGREES BELOW NORMAL. THE WARMEST READING FOR THE MONTH WAS 45 DEGREES ON THE 29TH. THE COLDEST READING WAS 27 DEGREES BELOW ZERO ON THE 13TH. THIS BROKE THE 2013 RECORD OF -13. THE 12TH LOW OF 14 BELOW BROKE 13 BELOW FROM 2007AND THE LOW OF 19 BELOW ON THE 14TH BROKE THE 2007 RECORD OF 15 BELOW ZERO. PRECIPITATION FOR THE MONTH WAS 0.36 INCHES...WHICH IS 124 PERCENT OF NORMAL. THE WETTEST 24-HOURS WAS THE 11TH-12TH WHEN 0.16 INCHES FELL. THE 12TH HAD 0.15 AND BROKE THE 2009 RECORD OF 0.02 INCHES. SNOWFALL FOR THE MONTH WAS 3.2 INCHES. THE SNOWIEST 24-HOUR PERIOD WAS THE 11-12TH WITH 1.5 INCHES OF SNOW. THE 12TH HAD 0.8 INCHES AND BROKE THE 1997 RECORD OF 0.7. THE HIGHEST WIND GUST WAS 34 MPH AND OCCURRED ON THE 10TH FROM THE WEST. ...THE RIVERTON WY CLIMATE SUMMARY FOR THE MONTH OF JANUARY 2024... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1995 TO 2024 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE NORMAL .............................................................. TEMPERATURE (F) RECORD HIGH 63 01/01/1997 01/01/1997 LOW -31 01/31/2023 HIGHEST 45 01/29 LOWEST -27 01/13 AVG. MAXIMUM 25.5 30.6 -5.1 AVG. MINIMUM 4.6 7.9 -3.3 MEAN 15.1 19.2 -4.1 DAYS MAX >= 90 0 DAYS MAX <= 32 21 DAYS MIN <= 32 31 DAYS MIN <= 0 8 PRECIPITATION (INCHES) RECORD MAXIMUM 1.46 2023 MINIMUM 0.01 1999 TOTALS 0.36 0.29 0.07 1.46 DAILY AVG. 0.01 0.01 0.00 DAYS >= .01 6 DAYS >= .10 2 DAYS >= .50 0 DAYS >= 1.00 0 GREATEST 24 HR. TOTAL 0.16 01/12 TO 01/13 STORM TOTAL 0.15 SNOWFALL (INCHES) TOTALS 3.2 MM MM SINCE 7/1 22.8 MM MM SNOWDEPTH AVG. 1 DAYS >= 1.0 0 DEGREE DAYS HEATING TOTAL 1540 1418 122 SINCE 7/1 4503 4723 -220 COOLING TOTAL 0 0 0 SINCE 1/1 0 0 0 .............................................................. WIND (MPH) AVERAGE WIND SPEED 4.6 RESULTANT WIND SPEED/DIRECTION 1/290 HIGHEST WIND SPEED/DIRECTION 29/280 DATE 01/10 HIGHEST GUST SPEED/DIRECTION 34/280 DATE 01/10 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.23 NUMBER OF DAYS FAIR 20 NUMBER OF DAYS PC 10 NUMBER OF DAYS CLOUDY 1 AVERAGE RH (PERCENT) 74 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 0 MIXED PRECIP 0 HEAVY RAIN 0 RAIN 0 LIGHT RAIN 0 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 1 SNOW 2 LIGHT SNOW 8 SLEET 0 FOG 12 FOG W/VIS <= 1/4 MILE 3 HAZE 6 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. LOOKING AHEAD TO JANUARY 2024. THE AVERAGE HIGH TEMPERATURE ON THE FIRST OF THE MONTH IS 30 DEGREES...AND THE AVERAGE LOW TEMPERATURE IS 7 DEGREES. THE AVERAGE HIGH BY THE END OF THE MONTH IS 32 DEGREES AND THE AVERAGE LOW TEMPERATURE IS 9. THE AVERAGE MONTHLY PRECIPITATION IS 0.29 INCHES. $$