808
CDUS45 KRIW 010729
CLIRKS
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
129 AM MDT FRI MAY 01 2026
...............................
..THE ROCK SPRINGS WY CLIMATE SUMMARY FOR APRIL 30 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 49 3:30 PM 78 2021 57 -8 59
MINIMUM 31 7:24 AM 15 1967 33 -2 38
AVERAGE 40 45 -5
PRECIPITATION (IN)
YESTERDAY 0.01 0.49 2019 0.04 -0.03 0.14
MONTH TO DATE 0.59 0.91 -0.32 0.48
SINCE MAR 1 1.28 1.49 -0.21 1.71
SINCE JAN 1 1.44 2.24 -0.80 1.97
DEGREE DAYS
HEATING
YESTERDAY 25 20 5 16
MONTH TO DATE 652 712 -60 557
SINCE MAR 1 1262 1673 -411 1431
SINCE JUL 1 5644 7463 -1819 6652
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 25 HIGHEST WIND DIRECTION NE (60)
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION NE (60)
AVERAGE WIND SPEED 12.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT SNOW
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 6:00 AM
LOWEST 35 4:00 PM
AVERAGE 66
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THE ROCK SPRINGS WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 57 76 2023
MINIMUM TEMPERATURE (F) 33 14 1967
SUNRISE AND SUNSET
MAY 1 2026...........SUNRISE 6:13 AM MDT SUNSET 8:14 PM MDT
MAY 2 2026...........SUNRISE 6:12 AM MDT SUNSET 8:16 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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