Climatological Report (Daily)
Issued by NWS Riverton, WY
Issued by NWS Riverton, WY
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964
CDUS45 KRIW 180045
CLIRIW
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
545 PM MST MON NOV 17 2025
...................................
...THE RIVERTON WY CLIMATE SUMMARY FOR NOVEMBER 17 2025...
VALID TODAY AS OF 0500 PM LOCAL TIME.
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)
TODAY
MAXIMUM 46 4:36 PM 59 2020 42 4 48
MINIMUM 40 8:07 AM -3 1996 18 22 24
AVERAGE 43 30 13 36
PRECIPITATION (IN)
TODAY 0.22 0.36 2016 0.01 0.21 0.00
MONTH TO DATE 0.25 0.20 0.05 0.15
SINCE SEP 1 2.67 1.80 0.87 0.79
SINCE JAN 1 8.92 8.16 0.76 6.22
SNOWFALL (IN)
TODAY MM 0.0
MONTH TO DATE 0.0 0.7
SINCE SEP 1 T 3.8
SINCE JUL 1 T 3.8
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 22 35 -13 29
MONTH TO DATE 353 530 -177 516
SINCE SEP 1 1008 1363 -355 1036
SINCE JUL 1 1011 1399 -388 1054
COOLING
TODAY 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 23 HIGHEST WIND DIRECTION S (160)
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION SE (150)
AVERAGE WIND SPEED 7.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100
LOWEST 89
AVERAGE 95
..........................................................
THE RIVERTON WY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 41 62 2020
MINIMUM TEMPERATURE (F) 18 -4 2000
SUNRISE AND SUNSET
NOVEMBER 17 2025......SUNRISE 7:09 AM MST SUNSET 4:48 PM MST
NOVEMBER 18 2025......SUNRISE 7:11 AM MST SUNSET 4:47 PM MST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$