Climatological Report (Monthly)
Issued by NWS

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CXUS55 KRIW 032041 AAA
CLMCPR

CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
239 PM MST FRI DEC 01 2023

...PRELIMINARY MONTHLY CLIMATE SUMMARY FOR CASPER FOR THE MONTH OF
NOVEMBER 2023...

...OFFICIAL CLIMATE DATA FOR THE MONTH OF NOVEMBER 2023 WILL BE
AVAILABLE IN APPROXIMATELY 60 DAYS FROM THE NATIONAL CENTERS FOR
ENVIRONMENTAL INFORMATION (HTTP://WWW.NCDC.NOAA.GOV/CDO-
WEB/DATASETS). UNOFFICIAL ASOS DAILY SUMMARIES ARE AVAILABLE ON THE
INTERNET AT HTTP://WWW.WEATHER.GOV/CLIMATE/INDEX.PHP?WFO=RIW

...NOVEMBER WAS WARMER AND DRIER THAN NORMAL FOR CASPER...

THE AVERAGE TEMPERATURE FOR CASPER IN NOVEMBER WAS 35.6 DEGREES
WHICH WAS 1.6 DEGREES ABOVE NORMAL. THE WARMEST READING FOR THE
MONTH WAS 65 DEGREES ON THE 5TH. THE COLDEST TEMPERATURE WAS 10
DEGREES BELOW ZERO ON THE 25TH. NO TEMPERATURE RECORDS WERE BROKEN.

PRECIPITATION FOR THE MONTH WAS 0.40 INCHES...WHICH IS 63 PERCENT OF
NORMAL. THE WETTEST 24-HOUR PERIOD WAS ON THE 23RD-24TH WHEN 0.40
INCHES FELL. THE 23RD HAD 0.29 INCHES AND TIED 1967.

SNOWFALL FOR THE MONTH WAS 10.5 INCHES WHICH IS 118 PERCENT OF
NORMAL. THE SNOWIEST 24-HOURS WAS ON THE 23RD WITH 6.4 INCHES. THIS
BROKE THE 1992 RECORD OF 5.7 INCHES. THE HIGHEST WIND GUST WAS 52
MPH FROM THE WEST ON THE 5TH.

...THE CASPER WY CLIMATE SUMMARY FOR THE MONTH OF NOVEMBER 2023...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1939 TO 2023

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE
                                          NORMAL
..............................................................
TEMPERATURE (F)
RECORD
 HIGH             73   11/04/2020
 LOW             -27   11/12/2014
HIGHEST           65   11/05
LOWEST           -10   11/25
AVG. MAXIMUM    47.6               45.9     1.7
AVG. MINIMUM    23.5               22.0     1.5
MEAN            35.6               34.0     1.6
DAYS MAX >= 90     0
DAYS MAX <= 32     5
DAYS MIN <= 32    22
DAYS MIN <= 0      1

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        2.72   1983
 MINIMUM        0.04   2020
TOTALS          0.40               0.64   -0.24     1.15
DAILY AVG.      0.01               0.02   -0.01
DAYS >= .01        3
DAYS >= .10        2
DAYS >= .50        0
DAYS >= 1.00       0
GREATEST
 24 HR. TOTAL   0.40   11/23 TO 11/24
 STORM TOTAL    0.40

SNOWFALL (INCHES)
TOTALS          10.5                8.9     1.6
SINCE 7/1       13.3               17.4    -4.1
SNOWDEPTH AVG.     0
DAYS >= 1.0        2

DEGREE DAYS
HEATING TOTAL    875                932     -57
 SINCE 7/1      1665               1802    -137
COOLING TOTAL      0                  0       0
 SINCE 1/1       342                443    -101
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              14.3
RESULTANT WIND SPEED/DIRECTION  10/230
HIGHEST WIND SPEED/DIRECTION    39/250    DATE  11/05
HIGHEST GUST SPEED/DIRECTION    52/280    DATE  11/05

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.21
NUMBER OF DAYS FAIR           24
NUMBER OF DAYS PC              2
NUMBER OF DAYS CLOUDY          4

AVERAGE RH (PERCENT)     55

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       0
LIGHT RAIN                3     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       2
LIGHT SNOW                3     SLEET                      0
FOG                       2     FOG W/VIS <= 1/4 MILE      1
HAZE                      1

-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

LOOKING AHEAD TO DECEMBER 2023...THE AVERAGE HIGH TEMPERATURE ON THE
FIRST OF THE MONTH IS 38 DEGREES...AND THE AVERAGE LOW TEMPERATURE
IS 17 DEGREES. THE AVERAGE HIGH BY THE END OF THE MONTH IS 34
DEGREES...AND THE AVERAGE LOW TEMPERATURE IS 14. THE AVERAGE MONTHLY
PRECIPITATION IS 0.61 INCHES. THE AVERAGE MONTHLY SNOWFALL IS 11
INCHES.

$$


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