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000
CXUS55 KRIW 021621
CLMBYG

CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1021 AM MDT MON OCT 02 2023

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

...THE BUFFALO WY CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 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            100   09/04/2022
 LOW              19   09/12/2014
HIGHEST           93   09/03
LOWEST            43   09/29
AVG. MAXIMUM    76.8               72.3     4.5
AVG. MINIMUM    52.7               47.3     5.4
MEAN            64.8               59.8     5.0
DAYS MAX >= 90     3
DAYS MAX <= 32     0
DAYS MIN <= 32     0
DAYS MIN <= 0      0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        3.34   2013
 MINIMUM        0.09   2021
TOTALS          3.80R              1.17    2.63     1.64
DAILY AVG.      0.13               0.04    0.09
DAYS >= .01        8
DAYS >= .10        6
DAYS >= .50        1
DAYS >= 1.00       1
GREATEST
 24 HR. TOTAL   2.37   09/21 TO 09/22
 STORM TOTAL    2.05


DEGREE DAYS
HEATING TOTAL     49                213    -164
 SINCE 7/1        98                271    -173
COOLING TOTAL     45                 57     -12
 SINCE 1/1       403                525    -122
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              7.9
RESULTANT WIND SPEED/DIRECTION   2/300
HIGHEST WIND SPEED/DIRECTION    38/320    DATE  09/28
HIGHEST GUST SPEED/DIRECTION    56/330    DATE  09/28

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.21
NUMBER OF DAYS FAIR           22
NUMBER OF DAYS PC              8
NUMBER OF DAYS CLOUDY          0

AVERAGE RH (PERCENT)     54

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              6     MIXED PRECIP               0
HEAVY RAIN                6     RAIN                       6
LIGHT RAIN               13     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       6     FOG W/VIS <= 1/4 MILE      0
HAZE                      3

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

$$