Climatological Report (Monthly)
Issued by NWS
Issued by NWS
334 CXUS55 KRIW 020027 CLMP60 CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 527 PM MST THU FEB 01 2024 ................................... ...THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR THE MONTH OF JANUARY 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 42 01/27/2015 01/20/2005 01/16/1974 LOW -42 01/30/2023 HIGHEST 41 01/29 LOWEST -33 01/13 AVG. MAXIMUM 23.8 23.0 0.8 AVG. MINIMUM 2.8 1.0 1.8 MEAN 13.3 12.0 1.3 DAYS MAX >= 90 0 DAYS MAX <= 32 24 DAYS MIN <= 32 31 DAYS MIN <= 0 13 PRECIPITATION (INCHES) RECORD MAXIMUM 2.81 2020 MINIMUM 0.14 2009 TOTALS 1.18 1.80 -0.62 1.53 DAILY AVG. 0.04 0.06 -0.02 DAYS >= .01 18 DAYS >= .10 4 DAYS >= .50 0 DAYS >= 1.00 0 GREATEST 24 HR. TOTAL 0.30 01/10 TO 01/10 STORM TOTAL 0.30 DEGREE DAYS HEATING TOTAL 1596 1643 -47 SINCE 7/1 6113 6762 -649 COOLING TOTAL 0 0 0 SINCE 1/1 0 0 0 .............................................................. WIND (MPH) AVERAGE WIND SPEED 1.4 RESULTANT WIND SPEED/DIRECTION 0/100 HIGHEST WIND SPEED/DIRECTION 17/280 DATE 01/12 17/300 01/09 HIGHEST GUST SPEED/DIRECTION 35/310 DATE 01/12 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.00 NUMBER OF DAYS FAIR 31 NUMBER OF DAYS PC 0 NUMBER OF DAYS CLOUDY 0 AVERAGE RH (PERCENT) 79 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 0 SNOW 0 LIGHT SNOW 18 SLEET 0 FOG 0 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. $$