Climatological Report (Daily)
Issued by NWS Riverton, WY
Issued by NWS Riverton, WY
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CDUS45 KRIW 010731
CLIRIW
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1231 AM MST MON DEC 01 2025
...................................
...THE RIVERTON WY CLIMATE SUMMARY FOR NOVEMBER 30 2025...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1995 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 23 3:04 PM 62 1999 35 -12 42
MINIMUM 9 10:36 PM -9 2022 13 -4 18
AVERAGE 16 24 -8 30
PRECIPITATION (IN)
YESTERDAY 0.00 0.31 0.01 -0.01 0.00
MONTH TO DATE 0.29 0.34 -0.05 0.15
SINCE SEP 1 2.71 1.94 0.77 0.79
SINCE JAN 1 8.96 8.30 0.66 6.22
SNOWFALL (IN)
YESTERDAY 0.0 3.2 2019 0.0
MONTH TO DATE 2.0 0.7
SINCE SEP 1 2.0 3.8
SINCE JUL 1 2.0 3.8
SNOW DEPTH 1
DEGREE DAYS
HEATING
YESTERDAY 49 41 8 35
MONTH TO DATE 785 1027 -242 979
SINCE SEP 1 1440 1860 -420 1499
SINCE JUL 1 1443 1896 -453 1517
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE SEP 1 37 31 6 68
SINCE JAN 1 611 499 112 610
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION SW (240)
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION S (180)
AVERAGE WIND SPEED 3.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 2:00 AM
LOWEST 52 2:00 PM
AVERAGE 70
..........................................................
THE RIVERTON WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 35 61 1995
2021
MINIMUM TEMPERATURE (F) 12 -11 2019
SUNRISE AND SUNSET
DECEMBER 1 2025......SUNRISE 7:26 AM MST SUNSET 4:40 PM MST
DECEMBER 2 2025......SUNRISE 7:27 AM MST SUNSET 4:40 PM MST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$