078
CXUS55 KRIW 022219
CLMRIW

CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
319 PM MST MON FEB 02 2026

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

...THE RIVERTON WY CLIMATE SUMMARY FOR THE MONTH OF JANUARY 2026...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1995 TO 2026

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE
                                          NORMAL
..............................................................
TEMPERATURE (F)
RECORD
 HIGH             63   01/01/1997
                       01/01/1997
 LOW             -31   01/31/2023
HIGHEST           60   01/13
LOWEST           -12   01/26
AVG. MAXIMUM    41.8               30.6    11.2
AVG. MINIMUM    17.1                7.9     9.2
MEAN            29.4               19.2    10.2
DAYS MAX >= 90     0
DAYS MAX <= 32     5
DAYS MIN <= 32    29
DAYS MIN <= 0      3

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        1.46   2023
 MINIMUM        0.01   1999
TOTALS          0.05               0.29   -0.24     0.42
DAILY AVG.      0.00               0.01   -0.01
DAYS >= .01        2
DAYS >= .10        0
DAYS >= .50        0
DAYS >= 1.00       0
GREATEST
 24 HR. TOTAL   0.04   01/25 TO 01/25
 STORM TOTAL    0.04

SNOWFALL (INCHES)
TOTALS           0.6                 MM      MM
SINCE 7/1        4.1                 MM      MM
SNOWDEPTH AVG.     T
DAYS >= 1.0        0

DEGREE DAYS
HEATING TOTAL   1093               1418    -325
 SINCE 7/1      3448               4723   -1275
COOLING TOTAL      0                  0       0
 SINCE 1/1         0                  0       0
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              9.4
RESULTANT WIND SPEED/DIRECTION   4/300
HIGHEST WIND SPEED/DIRECTION    40/020    DATE  01/15
HIGHEST GUST SPEED/DIRECTION    58/010    DATE  01/15

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.17
NUMBER OF DAYS FAIR           26
NUMBER OF DAYS PC              4
NUMBER OF DAYS CLOUDY          1

AVERAGE RH (PERCENT)     54

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       0
LIGHT RAIN                1     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       1
LIGHT SNOW                5     SLEET                      0
FOG                       2     FOG W/VIS <= 1/4 MILE      0
HAZE                      1

-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

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