635
CXUS55 KRIW 011655
CLMBPI

CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1055 AM MDT FRI MAY 01 2026

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

...THE BIG PINEY  WY CLIMATE SUMMARY FOR THE MONTH OF APRIL 2026...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1976 TO 2026

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE
                                          NORMAL
..............................................................
TEMPERATURE (F)
RECORD
 HIGH             77   04/23/2012
                       04/29/2007
 LOW              -7   04/06/2023
HIGHEST           72   04/21
LOWEST             2   04/18
AVG. MAXIMUM    53.8               51.9     1.9
AVG. MINIMUM    19.6               20.8    -1.2
MEAN            36.7               36.4     0.3
DAYS MAX >= 90     0
DAYS MAX <= 32     0
DAYS MIN <= 32    29
DAYS MIN <= 0      0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        2.51   1999
 MINIMUM           T   1979
TOTALS          0.33               0.69   -0.36     1.04
DAILY AVG.      0.01               0.02   -0.01
DAYS >= .01        6
DAYS >= .10        1
DAYS >= .50        0
DAYS >= 1.00       0
GREATEST
 24 HR. TOTAL   0.27   04/01 TO 04/02
 STORM TOTAL    0.19

DEGREE DAYS
HEATING TOTAL    840                860     -20
 SINCE 7/1      7196               9471   -2275
COOLING TOTAL      0                  0       0
 SINCE 1/1         0                  0       0
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              9.4
RESULTANT WIND SPEED/DIRECTION   5/310
HIGHEST WIND SPEED/DIRECTION    43/270    DATE  04/12
HIGHEST GUST SPEED/DIRECTION    62/300    DATE  04/22

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.34
NUMBER OF DAYS FAIR           15
NUMBER OF DAYS PC             14
NUMBER OF DAYS CLOUDY          1

AVERAGE RH (PERCENT)     54

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       0
LIGHT RAIN                8     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                1     SNOW                       2
LIGHT SNOW                9     SLEET                      0
FOG                       7     FOG W/VIS <= 1/4 MILE      2
HAZE                      4

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

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