Climatological Report (Monthly)
Issued by NWS

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CXUS55 KRIW 011600
CLMGEY

CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1000 AM MDT SAT JUL 01 2023

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

...THE GREYBULL WY CLIMATE SUMMARY FOR THE MONTH OF JUNE 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            108   06/15/2021
 LOW              32   06/07/2009
HIGHEST           90   06/06
LOWEST            47   06/17
AVG. MAXIMUM    77.3               81.4    -4.1
AVG. MINIMUM    54.0               52.6     1.4
MEAN            65.7               67.0    -1.3
DAYS MAX >= 90     1
DAYS MAX <= 32     0
DAYS MIN <= 32     0
DAYS MIN <= 0      0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        2.42   2009
 MINIMUM        0.02   2021
TOTALS          3.72               1.08    2.64     0.14
DAILY AVG.      0.13               0.04    0.09
DAYS >= .01       19
DAYS >= .10        8
DAYS >= .50        3
DAYS >= 1.00       0
GREATEST
 24 HR. TOTAL   1.21   06/22 TO 06/23
 STORM TOTAL    0.72

DEGREE DAYS
HEATING TOTAL     39                 62     -23
 SINCE 7/1      7731               7548     183
COOLING TOTAL     68                122     -54
 SINCE 1/1       101                146     -45
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              7.2
RESULTANT WIND SPEED/DIRECTION   3/320
HIGHEST WIND SPEED/DIRECTION    35/310    DATE  06/01
                                35/300          06/21
                                35/230          06/23
HIGHEST GUST SPEED/DIRECTION    48/220    DATE  06/23

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.39
NUMBER OF DAYS FAIR           14
NUMBER OF DAYS PC             13
NUMBER OF DAYS CLOUDY          3

AVERAGE RH (PERCENT)     63

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             15     MIXED PRECIP               0
HEAVY RAIN                2     RAIN                       9
LIGHT RAIN               21     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      11     FOG W/VIS <= 1/4 MILE      0
HAZE                      2

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

$$


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