Climatological Report (Daily)
Issued by NWS
Issued by NWS
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574
CDUS45 KRIW 130729
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
129 AM MDT TUE OCT 13 2026
...................................
...THE CASPER WY CLIMATE SUMMARY FOR OCTOBER 12 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 61 1:56 AM 81 1991 61 0 58
MINIMUM 40 9:49 PM 9 1969 32 8 30
AVERAGE 51 47 4
PRECIPITATION (IN)
YESTERDAY 0.11 1.34 2023 0.04 0.07 T
MONTH TO DATE 0.15 0.53 -0.38 0.69
SINCE SEP 1 0.91 1.48 -0.57 3.24
SINCE JAN 1 7.25 10.31 -3.06 10.55
SNOWFALL (IN)
YESTERDAY 0.0 8.2 2021 0.2 -0.2 0.0
MONTH TO DATE 0.0 2.3 -2.3 0.0
SINCE SEP 1 0.0 3.8 -3.8 0.0
SINCE JUL 1 0.0 3.8 -3.8 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 14 18 -4 21
MONTH TO DATE 70 191 -121 150
SINCE SEP 1 178 405 -227 263
SINCE JUL 1 183 450 -267 273
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 28 HIGHEST WIND DIRECTION SW (230)
HIGHEST GUST SPEED 37 HIGHEST GUST DIRECTION SW (220)
AVERAGE WIND SPEED 9.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 10:00 PM
LOWEST 51 2:00 AM
AVERAGE 74
..........................................................
THE CASPER WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 61 80 1958
MINIMUM TEMPERATURE (F) 32 9 1969
SUNRISE AND SUNSET
OCTOBER 13 2026.......SUNRISE 7:17 AM MDT SUNSET 6:26 PM MDT
OCTOBER 14 2026.......SUNRISE 7:18 AM MDT SUNSET 6:25 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$