Climatological Report (Daily)
Issued by NWS Riverton, WY
Issued by NWS Riverton, WY
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CDUS45 KRIW 050731
CLIRIW
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
131 AM MDT SUN OCT 05 2025
...................................
...THE RIVERTON WY CLIMATE SUMMARY FOR OCTOBER 4 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 61 2:56 PM 83 2024 64 -3 83
MINIMUM 40 8:44 PM 24 2013 37 3 38
AVERAGE 51 50 1 61
PRECIPITATION (IN)
YESTERDAY 0.28 1.05 0.04 0.24 0.00
MONTH TO DATE 0.28 0.15 0.13 0.00
SINCE SEP 1 1.27 0.92 0.35 0.07
SINCE JAN 1 7.52 7.28 0.24 5.50
SNOWFALL (IN)
YESTERDAY 0.0 11.3 2009 0.0
MONTH TO DATE 0.0 0.0
SINCE SEP 1 0.0 0.0
SINCE JUL 1 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 14 15 -1 4
MONTH TO DATE 21 56 -35 29
SINCE SEP 1 118 261 -143 115
SINCE JUL 1 121 297 -176 133
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 1
SINCE SEP 1 37 31 6 68
SINCE JAN 1 611 499 112 610
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION N (360)
HIGHEST GUST SPEED 38 HIGHEST GUST DIRECTION N (350)
AVERAGE WIND SPEED 10.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 9:00 PM
LOWEST 46 3:00 PM
AVERAGE 71
..........................................................
THE RIVERTON WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 64 77 1996
1997
MINIMUM TEMPERATURE (F) 36 19 2013
SUNRISE AND SUNSET
OCTOBER 5 2025.......SUNRISE 7:16 AM MDT SUNSET 6:47 PM MDT
OCTOBER 6 2025.......SUNRISE 7:17 AM MDT SUNSET 6:46 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$