203
CDUS45 KRIW 280728
CLIRIW
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
128 AM MDT TUE APR 28 2026
...............................
..THE RIVERTON WY CLIMATE SUMMARY FOR APRIL 27 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 43 4:19 PM 78 2001 60 -17 69
MINIMUM 26 5:35 AM 25 2005 33 -7 36
2011
AVERAGE 35 46 -11 53
PRECIPITATION (IN)
YESTERDAY T 0.41 0.05 -0.05 0.00
MONTH TO DATE 0.36 1.04 -0.68 0.82
SINCE MAR 1 0.51 1.69 -1.18 2.54
SINCE JAN 1 0.78 2.38 -1.60 3.04
SNOWFALL (IN)
YESTERDAY T 4.1 2002 0.0
MONTH TO DATE 4.3 4.0
SINCE MAR 1 7.6 17.3
SINCE JUL 1 15.6 29.8
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 30 19 11 12
MONTH TO DATE 517 591 -74 590
SINCE MAR 1 1060 1503 -443 1430
SINCE JUL 1 5353 7381 -2028 6777
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 24 HIGHEST WIND DIRECTION N (20)
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION N (10)
AVERAGE WIND SPEED 6.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 11:00 PM
LOWEST 60 4:00 PM
AVERAGE 78
......................................................
THE RIVERTON WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 60 83 2007
MINIMUM TEMPERATURE (F) 33 22 2005
SUNRISE AND SUNSET
APRIL 28 2026.........SUNRISE 6:12 AM MDT SUNSET 8:12 PM MDT
APRIL 29 2026.........SUNRISE 6:10 AM MDT SUNSET 8:13 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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