563
CDUS45 KRIW 180733
CLIBPI
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
133 AM MDT MON MAY 18 2026
...............................
..THE BIG PINEY WY CLIMATE SUMMARY FOR MAY 17 2026
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1976 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 52 MM 79 2006 62 -10 60
MINIMUM 29 MM 18 1983 29 0 27
AVERAGE 41 46 -5
PRECIPITATION (IN)
YESTERDAY 0.08 0.37 1980 0.04 0.04 0.07
MONTH TO DATE 0.25 0.71 -0.46 0.29
SINCE MAR 1 0.90 1.82 -0.92 2.59
SINCE JAN 1 1.06 2.63 -1.57 3.06
DEGREE DAYS
HEATING
YESTERDAY 24 19 5 21
MONTH TO DATE 312 374 -62 311
SINCE MAR 1 1975 2415 -440 2214
SINCE JUL 1 7508 9844 -2336 9202
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE MAR 1 0 0 0 0
SINCE JAN 1 0 0 0 0
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WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SE (140)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 8.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
RAIN
LIGHT RAIN
LIGHT SNOW
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 92 9:00 PM
LOWEST 18 11:00 AM
AVERAGE 55
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THE BIG PINEY WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 63 81 2006
MINIMUM TEMPERATURE (F) 30 18 1999
SUNRISE AND SUNSET
MAY 18 2026...........SUNRISE 5:55 AM MDT SUNSET 8:39 PM MDT
MAY 19 2026...........SUNRISE 5:54 AM MDT SUNSET 8:40 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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