Climatological Report (Daily)
Issued by NWS
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CDUS45 KRIW 220731
CLILND
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
131 AM MDT SAT AUG 22 2026
...................................
...THE LANDER WY CLIMATE SUMMARY FOR AUGUST 21 2026...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1891 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 97 1:17 PM 98 1960 85 12 91
MINIMUM 59 6:30 AM 39 1966 53 6 66
1974
AVERAGE 78 69 9
PRECIPITATION (IN)
YESTERDAY 0.01 0.29 1891 0.01 0.00 0.00
MONTH TO DATE 0.36 0.36 0.00 0.05
SINCE JUN 1 1.44 2.03 -0.59 1.03
SINCE JAN 1 6.13 9.28 -3.15 9.59
SNOWFALL (IN)
YESTERDAY 0.0 0.0 2020 0.0 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE JUN 1 0.0 0.1 -0.1 0.0
SINCE JUL 1 0.0 0.0 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 1 -1 0
MONTH TO DATE 3 7 -4 2
SINCE JUN 1 78 145 -67 92
SINCE JUL 1 3 21 -18 4
COOLING
YESTERDAY 13 5 8 14
MONTH TO DATE 171 137 34 168
SINCE JUN 1 582 410 172 492
SINCE JAN 1 596 415 181 500
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION N (360)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION N (360)
AVERAGE WIND SPEED 5.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 34 4:00 AM
LOWEST 15 2:00 PM
AVERAGE 25
..........................................................
THE LANDER WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 85 96 2009
MINIMUM TEMPERATURE (F) 53 31 1904
SUNRISE AND SUNSET
AUGUST 22 2026........SUNRISE 6:29 AM MDT SUNSET 8:06 PM MDT
AUGUST 23 2026........SUNRISE 6:30 AM MDT SUNSET 8:04 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$