Climatological Report (Daily)
Issued by NWS Riverton, WY
Issued by NWS Riverton, WY
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CDUS45 KRIW 200728
CLIRIW
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1228 AM MST THU NOV 20 2025
...................................
...THE RIVERTON WY CLIMATE SUMMARY FOR NOVEMBER 19 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 49 2:12 PM 65 2007 41 8 36
MINIMUM 33 7:42 AM 0 2000 17 16 15
AVERAGE 41 29 12 26
PRECIPITATION (IN)
YESTERDAY 0.00 0.04 0.01 -0.01 0.00
MONTH TO DATE 0.25 0.22 0.03 0.15
SINCE SEP 1 2.67 1.82 0.85 0.79
SINCE JAN 1 8.92 8.18 0.74 6.22
SNOWFALL (IN)
YESTERDAY 0.0 0.2 2011 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
YESTERDAY 24 36 -12 39
MONTH TO DATE 400 601 -201 585
SINCE SEP 1 1055 1434 -379 1105
SINCE JUL 1 1058 1470 -412 1123
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 10 HIGHEST WIND DIRECTION W (250)
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION W (260)
AVERAGE WIND SPEED 4.2
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 92 1:00 AM
LOWEST 51 3:00 PM
AVERAGE 72
..........................................................
THE RIVERTON WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 40 56 1996
MINIMUM TEMPERATURE (F) 17 -2 2011
SUNRISE AND SUNSET
NOVEMBER 20 2025......SUNRISE 7:13 AM MST SUNSET 4:46 PM MST
NOVEMBER 21 2025......SUNRISE 7:14 AM MST SUNSET 4:45 PM MST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$