Climatological Report (Monthly) Issued by NWS
000
CXUS55 KRIW 031753
CLMRKS
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1053 AM MST WED JAN 03 2024
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...THE ROCK SPRINGS WY CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2023...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1948 TO 2023
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE
NORMAL
..............................................................
TEMPERATURE (F)
RECORD
HIGH 58 12/16/2013
LOW -29 12/22/1990
12/21/1990
12/31/1978
HIGHEST 51 12/06
LOWEST -5 12/28
AVG. MAXIMUM 34.6 29.5 5.1
AVG. MINIMUM 16.6 13.4 3.2
MEAN 25.6 21.4 4.2
DAYS MAX >= 90 0
DAYS MAX <= 32 13
DAYS MIN <= 32 31
DAYS MIN <= 0 1
PRECIPITATION (INCHES)
RECORD
MAXIMUM 1.78 1975
MINIMUM 0.00 1962
TOTALS 0.02 0.31 -0.29 0.17
DAILY AVG. 0.00 0.01 -0.01
DAYS >= .01 2
DAYS >= .10 0
DAYS >= .50 0
DAYS >= 1.00 0
GREATEST
24 HR. TOTAL 0.01 12/23 TO 12/23
12/11 TO 12/11
12/23 TO 12/23
STORM TOTAL 0.01
SNOWFALL (INCHES)
TOTALS MM 5.8 MM
SINCE 7/1 MM 19.6 MM
SNOWDEPTH AVG. MM
DAYS >= 1.0 MM
DEGREE DAYS
HEATING TOTAL 1213 1350 -137
SINCE 7/1 2902 3297 -395
COOLING TOTAL 0 0 0
SINCE 1/1 323 320 3
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WIND (MPH)
AVERAGE WIND SPEED 9.7
RESULTANT WIND SPEED/DIRECTION 7/250
HIGHEST WIND SPEED/DIRECTION 49/260 DATE 12/03
HIGHEST GUST SPEED/DIRECTION 66/260 DATE 12/03
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.34
NUMBER OF DAYS FAIR 15
NUMBER OF DAYS PC 11
NUMBER OF DAYS CLOUDY 5
AVERAGE RH (PERCENT) 74
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 0 MIXED PRECIP 0
HEAVY RAIN 0 RAIN 0
LIGHT RAIN 0 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 8 SLEET 0
FOG 13 FOG W/VIS <= 1/4 MILE 4
HAZE 1
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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