Climatological Report (Daily)
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768
CDUS45 KRIW 180728
CLILND

CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
128 AM MDT SAT APR 18 2026

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

...THE LANDER WY CLIMATE SUMMARY FOR APRIL 17 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         43  12:16 PM  80    1994  56    -13       48
  MINIMUM         22   5:18 AM   7    1945  30     -8       24
  AVERAGE         33                        43    -10

PRECIPITATION (IN)
  YESTERDAY        0.01          1.09 2025   0.07  -0.06     1.09
  MONTH TO DATE    0.02                      1.09  -1.07     1.16
  SINCE MAR 1      1.05                      2.38  -1.33     4.19
  SINCE JAN 1      1.46                      3.59  -2.13     5.27

SNOWFALL (IN)
  YESTERDAY        T            12.3  1975   0.5   -0.5     12.1
  MONTH TO DATE    T                         9.9   -9.9     12.8
  SINCE MAR 1      8.3                      24.3  -16.0     42.1
  SINCE JUL 1     16.5                      76.5  -60.0     72.4
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       32                        22     10       29
  MONTH TO DATE  309                       393    -84      342
  SINCE MAR 1    844                      1292   -448     1172
  SINCE JUL 1   4927                      6943  -2016     6201

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE MAR 1      1                         0      1        0
  SINCE JAN 1      1                         0      1        0
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION     N (340)
  HIGHEST GUST SPEED    29   HIGHEST GUST DIRECTION     N (340)
  AVERAGE WIND SPEED     5.5


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.6


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT SNOW
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    92           4:00 AM
 LOWEST     14          12:00 PM
 AVERAGE    53

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


THE LANDER WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   56        78      1994
 MINIMUM TEMPERATURE (F)   31         7      1945


SUNRISE AND SUNSET
APRIL 18 2026.........SUNRISE   6:28 AM MDT   SUNSET   8:01 PM MDT
APRIL 19 2026.........SUNRISE   6:27 AM MDT   SUNSET   8:02 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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