934
CXUS55 KRIW 031738
CLMP60

CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1009 AM MST TUE DEC 03 2024

...PRELIMINARY MONTHLY CLIMATE SUMMARY FOR LAKE YELLOWSTONE FOR THE
MONTH OF NOVEMBER 2024...

...OFFICIAL CLIMATE DATA FOR THE MONTH OF NOVEMBER 2024 WILL BE
AVAILABLE APPROXIMATELY IN 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

...LAKE YELLOWSTONE WAS COLDER AND DRIER THAN NORMAL IN NOVEMBER...

AVERAGE TEMPERATURE FOR LAKE YELLOWSTONE IN NOVEMBER WAS 21.1
DEGREES WHICH IS 0.4 DEGREES BELOW NORMAL. THE WARMEST READING OF
THE MONTH WAS 49 DEGREES ON THE 11TH. THE 22ND HIGH OF 45 BROKE THE
2002 RECORD OF 44 DEGREES. THE COLDEST READING OF THE MONTH WAS 4
DEGREES BELOW ZERO ON THE 19TH.

TOTAL PRECIPITATION AT LAKE YELLOWSTONE WAS 1.16  INCHES...WHICH WAS
56 PERCENT OF NORMAL. IT WAS THE 5TH  DRIEST NOVEMBER SINCE RECORDS
BEGAN IN 1998. THE WETTEST 24-HOUR PERIOD DURING THE MONTH WAS THE
18TH WHEN 0.21 INCHES OF PRECIPITATION FELL. NO PRECIPITATION
RECORDS WERE BROKEN THIS MONTH. THE HIGHEST WIND GUST WAS 29 MPH
FROM THE WEST ON THE 14TH.

...THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR THE MONTH OF NOVEMBER
2024...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2024

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE
                                          NORMAL
..............................................................
TEMPERATURE (F)
RECORD
 HIGH             57   11/01/2014
                       11/12/1999
                       11/07/1999
 LOW             -23   11/25/2010
HIGHEST           49   11/11
LOWEST            -4   11/19
AVG. MAXIMUM    31.1               32.0    -0.9
AVG. MINIMUM    11.1               11.0     0.1
MEAN            21.1               21.5    -0.4
DAYS MAX >= 90     0
DAYS MAX <= 32    19
DAYS MIN <= 32    30
DAYS MIN <= 0      4

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        5.18   2017
 MINIMUM        0.42   2000
TOTALS          1.16               2.06   -0.90     1.83
DAILY AVG.      0.04               0.07   -0.03
DAYS >= .01       16
DAYS >= .10        5
DAYS >= .50        0
DAYS >= 1.00       0
GREATEST
 24 HR. TOTAL   0.21   11/18 TO 11/18
 STORM TOTAL    0.21

DEGREE DAYS
HEATING TOTAL   1309               1305       4
 SINCE 7/1      3107               3506    -399
COOLING TOTAL      0                  0       0
 SINCE 1/1         0                  0       0
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              2.3
RESULTANT WIND SPEED/DIRECTION   0/020
HIGHEST WIND SPEED/DIRECTION    16/280    DATE  11/14
HIGHEST GUST SPEED/DIRECTION    29/280    DATE  11/14

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.00
NUMBER OF DAYS FAIR           30
NUMBER OF DAYS PC              0
NUMBER OF DAYS CLOUDY          0

AVERAGE RH (PERCENT)     73

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               16     SLEET                      0
FOG                       0     FOG W/VIS <= 1/4 MILE      0
HAZE                      0

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

LOOKING AHEAD TO DECEMBER 2024. THE AVERAGE HIGH TEMPERATURE ON THE
FIRST OF THE MONTH IS 26 DEGREES...AND THE AVERAGE LOW TEMPERATURE
IS 6 DEGREES. THE AVERAGE HIGH BY THE END OF THE MONTH IS 23 DEGREES
AND THE AVERAGE LOW TEMPERATURE IS 1 DEGREE. THE AVERAGE MONTHLY
PRECIPITATION IS 2.35 INCHES.

$$