026
CDUS45 KRIW 160045
CLIRIW
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
645 PM MDT THU OCT 15 2026
...............................
..THE RIVERTON WY CLIMATE SUMMARY FOR OCTOBER 15 2026
VALID TODAY AS OF 0600 PM LOCAL TIME.
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)
TODAY
MAXIMUM 53 3:45 PM 74 2010 58 -5 64
MINIMUM 41 6:51 AM 11 2018 32 9 36
AVERAGE 47 45 2 50
PRECIPITATION (IN)
TODAY 0.00 0.05 1999 0.03 -0.03 0.04
MONTH TO DATE 0.43 0.52 -0.09 1.03
SINCE SEP 1 1.98 1.29 0.69 2.02
SINCE JAN 1 4.95 7.65 -2.70 8.27
SNOWFALL (IN)
TODAY MM 0.0
MONTH TO DATE 0.0 T
SINCE SEP 1 0.0 T
SINCE JUL 1 0.0 T
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 18 20 -2 15
MONTH TO DATE 124 250 -126 202
SINCE SEP 1 209 455 -246 299
SINCE JUL 1 211 491 -280 302
COOLING
TODAY 0 0 0 0
MONTH TO DATE 4 0 4 0
SINCE SEP 1 48 31 17 37
SINCE JAN 1 761 499 262 611
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 30 HIGHEST WIND DIRECTION N (360)
HIGHEST GUST SPEED 41 HIGHEST GUST DIRECTION N (10)
AVERAGE WIND SPEED 12.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 79
LOWEST 41
AVERAGE 60
......................................................
THE RIVERTON WY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 58 77 2024
MINIMUM TEMPERATURE (F) 31 19 1999
SUNRISE AND SUNSET
OCTOBER 15 2026.......SUNRISE 7:28 AM MDT SUNSET 6:31 PM MDT
OCTOBER 16 2026.......SUNRISE 7:29 AM MDT SUNSET 6:29 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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