Climatological Report (Monthly)
Issued by NWS

Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24
000
CXUS55 KRIW 012007
CLMCPR

CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
207 PM MDT SAT OCT 01 2022

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

...THE CASPER WY CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2022...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1939 TO 2022

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE
                                          NORMAL
..............................................................
TEMPERATURE (F)
RECORD
 HIGH            100   09/04/2022
 LOW              15   09/28/1945
HIGHEST          100R  09/04
LOWEST            32   09/25
AVG. MAXIMUM    79.9               75.6     4.3
AVG. MINIMUM    44.6               42.2     2.4
MEAN            62.3               58.9     3.3
DAYS MAX >= 90     7
DAYS MAX <= 32     0
DAYS MIN <= 32     1
DAYS MIN <= 0      0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        3.40   1982
 MINIMUM        0.07   1956
TOTALS          0.81               0.95   -0.14     0.79
DAILY AVG.      0.03               0.03   -0.00
DAYS >= .01        8
DAYS >= .10        2
DAYS >= .50        0
DAYS >= 1.00       0
GREATEST
 24 HR. TOTAL   0.33   09/09 TO 09/09
 STORM TOTAL    0.33

SNOWFALL (INCHES)
TOTALS           0.0                1.5    -1.5
SINCE 7/1          T                1.5    -1.5
SNOWDEPTH AVG.     0
DAYS >= 1.0        0

DEGREE DAYS
HEATING TOTAL    144                214     -70
 SINCE 7/1       146                258    -112
COOLING TOTAL     68                 30      38
 SINCE 1/1       544                442     102
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              9.2
RESULTANT WIND SPEED/DIRECTION   3/250
HIGHEST WIND SPEED/DIRECTION    46/180    DATE  09/13
HIGHEST GUST SPEED/DIRECTION    64/180    DATE  09/13

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.19
NUMBER OF DAYS FAIR           23
NUMBER OF DAYS PC              5
NUMBER OF DAYS CLOUDY          2

AVERAGE RH (PERCENT)     52

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              6     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       2
LIGHT RAIN               12     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       7     FOG W/VIS <= 1/4 MILE      2
HAZE                      3

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

$$


USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.