CDUS45 KRIW 160821 CLIRIW CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 221 AM MDT THU APR 16 2026 ................................... ...THE RIVERTON WY CLIMATE SUMMARY FOR APRIL 15 2026... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1995 TO 2026 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 62 2:27 PM 74 2002 56 6 72 MINIMUM 34 5:27 AM 17 1999 30 4 25 AVERAGE 48 43 5 49 PRECIPITATION (IN) YESTERDAY 0.00 0.25 0.04 -0.04 0.00 MONTH TO DATE 0.03 0.52 -0.49 0.21 SINCE MAR 1 0.18 1.17 -0.99 1.93 SINCE JAN 1 0.45 1.86 -1.41 2.43 SNOWFALL (IN) YESTERDAY 0.0 3.6 2020 0.0 MONTH TO DATE T 1.7 SINCE MAR 1 3.3 15.0 SINCE JUL 1 11.3 27.5 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 17 22 -5 16 MONTH TO DATE 266 347 -81 326 SINCE MAR 1 809 1259 -450 1166 SINCE JUL 1 5102 7137 -2035 6513 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE MAR 1 0 0 0 0 SINCE JAN 1 0 0 0 0 ................................................................... WIND (MPH) HIGHEST WIND SPEED 30 HIGHEST WIND DIRECTION SW (240) HIGHEST GUST SPEED 42 HIGHEST GUST DIRECTION SW (220) AVERAGE WIND SPEED 13.8 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.0 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 46 4:00 AM LOWEST 23 2:00 PM AVERAGE 35 .......................................................... THE RIVERTON WY CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 57 74 2018 MINIMUM TEMPERATURE (F) 30 16 2020 SUNRISE AND SUNSET APRIL 16 2026.........SUNRISE 6:30 AM MDT SUNSET 7:58 PM MDT APRIL 17 2026.........SUNRISE 6:28 AM MDT SUNSET 7:59 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$