Climatological Report (Daily)
Issued by NWS Riverton, WY
Issued by NWS Riverton, WY
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CDUS45 KRIW 130736
CLIRIW
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
136 AM MDT MON OCT 13 2025
...................................
...THE RIVERTON WY CLIMATE SUMMARY FOR OCTOBER 12 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 56 2:56 PM 77 1996 60 -4 73
MINIMUM 35 9:54 PM 18 2008 33 2 45
AVERAGE 46 46 0 59
PRECIPITATION (IN)
YESTERDAY 0.00 0.95 0.03 -0.03 0.00
MONTH TO DATE 0.99 0.43 0.56 0.00
SINCE SEP 1 1.98 1.20 0.78 0.07
SINCE JAN 1 8.23 7.56 0.67 5.50
SNOWFALL (IN)
YESTERDAY 0.0 2.6 2008 0.0
MONTH TO DATE T 0.0
SINCE SEP 1 T 0.0
SINCE JUL 1 T 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 19 18 1 6
MONTH TO DATE 147 191 -44 70
SINCE SEP 1 244 396 -152 156
SINCE JUL 1 247 432 -185 174
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 35 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 46 HIGHEST GUST DIRECTION NW (310)
AVERAGE WIND SPEED 11.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 62 11:00 PM
LOWEST 20 3:00 PM
AVERAGE 41
..........................................................
THE RIVERTON WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 59 78 1996
MINIMUM TEMPERATURE (F) 33 11 2008
SUNRISE AND SUNSET
OCTOBER 13 2025.......SUNRISE 7:25 AM MDT SUNSET 6:34 PM MDT
OCTOBER 14 2025.......SUNRISE 7:27 AM MDT SUNSET 6:32 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$