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000
CXUS55 KRIW 011835
CLMP60

CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1235 PM MDT FRI SEP 01 2023

...................................

...THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR THE MONTH OF AUGUST 2023...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2023

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE
                                          NORMAL
..............................................................
TEMPERATURE (F)
RECORD
 HIGH             85   08/17/2020
 LOW              25   08/31/2005
HIGHEST           81   08/15
                       08/16
                       08/17
LOWEST            31   08/31
AVG. MAXIMUM    67.9               70.7    -2.8
AVG. MINIMUM    41.0               37.0     4.0
MEAN            54.5               53.9     0.6
DAYS MAX >= 90     0
DAYS MAX <= 32     0
DAYS MIN <= 32     1
DAYS MIN <= 0      0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        4.29   2014
 MINIMUM        0.13   2012
TOTALS          4.37R              1.34    3.03     2.76
DAILY AVG.      0.15               0.04    0.11
DAYS >= .01       18
DAYS >= .10        9
DAYS >= .50        3
DAYS >= 1.00       0
GREATEST
 24 HR. TOTAL   1.15   08/03 TO 08/04
 STORM TOTAL    0.88

DEGREE DAYS
HEATING TOTAL    321                346     -25
 SINCE 7/1       533                641    -108
COOLING TOTAL      0                  0       0
 SINCE 1/1         0                  0       0
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              1.9
RESULTANT WIND SPEED/DIRECTION   0/090
HIGHEST WIND SPEED/DIRECTION    18/280    DATE  08/30
HIGHEST GUST SPEED/DIRECTION    34/240    DATE  08/30

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.00
NUMBER OF DAYS FAIR           31
NUMBER OF DAYS PC              0
NUMBER OF DAYS CLOUDY          0

AVERAGE RH (PERCENT)     69

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              3     MIXED PRECIP               0
HEAVY RAIN                3     RAIN                       9
LIGHT RAIN               12     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     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.

$$