832
CXUS55 KRIW 021711
CLMBYG

CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1111 AM MDT MON JUN 02 2025

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

...THE BUFFALO WY CLIMATE SUMMARY FOR THE MONTH OF MAY 2025...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2025

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE
                                          NORMAL
..............................................................
TEMPERATURE (F)
RECORD
 HIGH             91   05/13/2001
 LOW              17   05/02/2005
HIGHEST           85   05/11
LOWEST            32   05/05
                       05/06
AVG. MAXIMUM    65.4               62.8     2.6
AVG. MINIMUM    42.1               41.1     1.0
MEAN            53.7               52.0     1.7
DAYS MAX >= 90     0
DAYS MAX <= 32     0
DAYS MIN <= 32     2
DAYS MIN <= 0      0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        6.74   2011
 MINIMUM        0.31   2009
TOTALS          2.79               2.73    0.06     3.35
DAILY AVG.      0.09               0.09    0.00
DAYS >= .01       12
DAYS >= .10        8
DAYS >= .50        1
DAYS >= 1.00       0
GREATEST
 24 HR. TOTAL   0.69   05/13 TO 05/14
 STORM TOTAL    0.60

DEGREE DAYS
HEATING TOTAL    351                412     -61
 SINCE 7/1      6791               7138    -347
COOLING TOTAL     11                  7       4
 SINCE 1/1        11                  7       4
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              12.3
RESULTANT WIND SPEED/DIRECTION   4/320
HIGHEST WIND SPEED/DIRECTION    44/350    DATE  05/01
HIGHEST GUST SPEED/DIRECTION    62/320    DATE  05/19

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.33
NUMBER OF DAYS FAIR           14
NUMBER OF DAYS PC             13
NUMBER OF DAYS CLOUDY          2

AVERAGE RH (PERCENT)     62

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              4     MIXED PRECIP               0
HEAVY RAIN                2     RAIN                       5
LIGHT RAIN               16     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       1
LIGHT SNOW                2     SLEET                      0
FOG                      12     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.

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