Climatological Report (Daily)
Issued by NWS
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CDUS45 KRIW 120728
CLIBPI
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
128 AM MDT SAT SEP 12 2026
...................................
...THE BIG PINEY WY CLIMATE SUMMARY FOR SEPTEMBER 11 2026...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1976 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 77 3:20 PM 82 2018 72 5 77
MINIMUM 46 11:23 PM 19 2010 33 13 38
AVERAGE 62 52 10
PRECIPITATION (IN)
YESTERDAY 0.00 0.58 1982 0.02 -0.02 T
MONTH TO DATE 0.09 0.22 -0.13 0.09
SINCE SEP 1 0.09 0.22 -0.13 0.09
SINCE JAN 1 4.45 6.13 -1.68 5.95
DEGREE DAYS
HEATING
YESTERDAY 3 12 -9 7
MONTH TO DATE 89 119 -30 63
SINCE SEP 1 89 119 -30 63
SINCE JUL 1 206 395 -189 237
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE SEP 1 0 0 0 0
SINCE JAN 1 163 30 133 41
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 9.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 54 6:00 AM
LOWEST 17 4:00 PM
AVERAGE 36
..........................................................
THE BIG PINEY WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 71 85 2015
MINIMUM TEMPERATURE (F) 33 17 1989
2001
2014
SUNRISE AND SUNSET
SEPTEMBER 12 2026.....SUNRISE 6:57 AM MDT SUNSET 7:35 PM MDT
SEPTEMBER 13 2026.....SUNRISE 6:58 AM MDT SUNSET 7:33 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$