Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS45 KRIW 230733
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
133 AM MDT FRI OCT 23 2026
...................................
...THE CASPER WY CLIMATE SUMMARY FOR OCTOBER 22 2026...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1939 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 70 1:14 PM 80 2003 57 13 64
MINIMUM 45 6:13 AM 9 2020 29 16 28
AVERAGE 58 43 15
PRECIPITATION (IN)
YESTERDAY 0.00 0.69 1986 0.03 -0.03 0.00
MONTH TO DATE 0.84 0.92 -0.08 1.49
SINCE SEP 1 1.60 1.87 -0.27 4.04
SINCE JAN 1 7.94 10.70 -2.76 11.35
SNOWFALL (IN)
YESTERDAY MM 9.4 1995 0.3 MM 0.0
MONTH TO DATE 0.0 4.7 -4.7 0.3
SINCE SEP 1 0.0 6.2 -6.2 0.3
SINCE JUL 1 0.0 6.2 -6.2 0.3
SNOW DEPTH MM
DEGREE DAYS
HEATING
YESTERDAY 7 22 -15 19
MONTH TO DATE 210 397 -187 339
SINCE SEP 1 318 611 -293 452
SINCE JUL 1 323 656 -333 462
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 2 0 2 0
SINCE SEP 1 47 30 17 17
SINCE JAN 1 640 442 198 467
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION SW (230)
AVERAGE WIND SPEED 12.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 83 6:00 AM
LOWEST 39 12:00 PM
AVERAGE 61
..........................................................
THE CASPER WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 56 81 2003
MINIMUM TEMPERATURE (F) 29 -5 2020
SUNRISE AND SUNSET
OCTOBER 23 2026.......SUNRISE 7:29 AM MDT SUNSET 6:11 PM MDT
OCTOBER 24 2026.......SUNRISE 7:30 AM MDT SUNSET 6:09 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$