Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS45 KRIW 130734
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
134 AM MDT TUE MAY 13 2025
...................................
...THE CASPER WY CLIMATE SUMMARY FOR MAY 12 2025...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1939 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 84 2:59 PM 87 1960 65 19 73
MINIMUM 42 2:39 AM 16 1953 36 6 38
AVERAGE 63 50 13
PRECIPITATION (IN)
YESTERDAY 0.00 1.26 1989 0.07 -0.07 0.00
MONTH TO DATE 0.18 0.83 -0.65 1.26
SINCE MAR 1 3.10 3.08 0.02 3.05
SINCE JAN 1 3.82 4.13 -0.31 4.08
SNOWFALL (IN)
YESTERDAY 0.0 6.3 1980 0.1 -0.1 0.0
MONTH TO DATE 0.0 1.7 -1.7 3.9
SINCE MAR 1 15.7 22.5 -6.8 13.2
SINCE JUL 1 26.2 70.8 -44.6 42.5
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 2 15 -13 9
MONTH TO DATE 105 204 -99 236
SINCE MAR 1 1654 1793 -139 1762
SINCE JUL 1 6669 7155 -486 6717
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE MAR 1 0 0 0 0
SINCE JAN 1 0 0 0 0
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 33 HIGHEST WIND DIRECTION S (200)
HIGHEST GUST SPEED 48 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 15.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 79 3:00 AM
LOWEST 13 12:00 PM
AVERAGE 46
..........................................................
THE CASPER WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 66 88 2013
MINIMUM TEMPERATURE (F) 36 22 1983
SUNRISE AND SUNSET
MAY 13 2025...........SUNRISE 5:45 AM MDT SUNSET 8:20 PM MDT
MAY 14 2025...........SUNRISE 5:44 AM MDT SUNSET 8:22 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$