433
CDUS45 KRIW 170730
CLIRKS
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
130 AM MDT FRI APR 17 2026
...............................
..THE ROCK SPRINGS WY CLIMATE SUMMARY FOR APRIL 16 2026
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1948 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 59 11:40 AM 71 1987 53 6 65
MINIMUM 21 11:59 PM 14 2020 30 -9 37
AVERAGE 40 41 -1
PRECIPITATION (IN)
YESTERDAY T 0.21 1978 0.03 -0.03 0.00
MONTH TO DATE 0.41 0.44 -0.03 0.05
SINCE MAR 1 1.10 1.02 0.08 1.28
SINCE JAN 1 1.26 1.77 -0.51 1.54
DEGREE DAYS
HEATING
YESTERDAY 25 24 1 14
MONTH TO DATE 328 404 -76 250
SINCE MAR 1 938 1365 -427 1124
SINCE JUL 1 5320 7155 -1835 6345
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
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 32 HIGHEST WIND DIRECTION W (290)
HIGHEST GUST SPEED 43 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 14.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
HEAVY SNOW
SNOW
LIGHT SNOW
FOG
FOG W/VISIBILITY <= 1/4 MILE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 4:00 PM
LOWEST 25 11:00 AM
AVERAGE 61
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THE ROCK SPRINGS WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 53 76 1987
MINIMUM TEMPERATURE (F) 30 11 2020
SUNRISE AND SUNSET
APRIL 17 2026.........SUNRISE 6:33 AM MDT SUNSET 7:59 PM MDT
APRIL 18 2026.........SUNRISE 6:31 AM MDT SUNSET 8:00 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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