Climatological Report (Monthly)
Issued by NWS

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CXUS55 KRIW 080645 CCA
CLMLND

CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
116 PM MST THU FEB 1 2018

...PRELIMINARY MONTHLY CLIMATE SUMMARY FOR THE HUNT FIELD IN LANDER
FOR THE MONTH OF JANUARY 2018...

...OFFICIAL CLIMATE DATA FOR THE MONTH OF JANUARY 2018 WILL BE
AVAILABLE APPROXIMATELY IN 60 DAYS FROM THE NATIONAL CENTERS FOR
ENVIRONMENTAL INFORMATION (HTTP://WWW.NCDC.NOAA.GOV/CDO-
WEB/DATASETS). UNOFFICIAL ASOS DAILY SUMMARIES ARE AVAILABLE ON THE
INTERNET AT HTTP://WWW.WEATHER.GOV/CLIMATE/INDEX.PHP?WFO=RIW

...JANUARY WAS WETTER AND SLIGHTLY WARMER THAN NORMAL IN LANDER...

THE AVERAGE TEMPERATURE FOR LANDER IN JANUARY WAS 22.9 DEGREES...
WHICH WAS 0.1 DEGREES ABOVE NORMAL. THE WARMEST READING OF THE MONTH
WAS 52 DEGREES ON THE 30TH...AND COLDEST WAS -11 DEGREES ON THE 2ND.
NO TEMPERATURE RECORDS WERE SET DURING THE MONTH.

TOTAL PRECIPITATION FOR THE MONTH WAS 0.68 INCHES...WHICH WAS 166
PERCENT OF NORMAL. THE WETTEST 24 HOUR PERIOD DURING THE MONTH WAS
ON THE 20TH...WHEN 0.54 INCHES FELL. NO PRECIPITATION RECORDS WERE
SET DURING THE MONTH. THE TOTAL SNOWFALL FOR JANUARY WAS 11.5
INCHES. THE SNOWIEST DAY WAS ON THE 20TH WHEN 8.1 INCHES FELL.
THE HIGHEST WIND GUST WAS 68 MPH ON THE 30TH.

...THE LANDER WY CLIMATE SUMMARY FOR THE MONTH OF JANUARY 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1891 TO 2018

WEATHER         OBSERVED          NORMAL  DEPART
                 VALUE   DATE(S)  VALUE   FROM
                                          NORMAL
................................................
TEMPERATURE (F)
RECORD
 HIGH              64   01/01/1918
 LOW              -37   01/12/1963
HIGHEST            52   01/30
LOWEST            -11   01/02
AVG. MAXIMUM     33.2              33.1     0.1
AVG. MINIMUM     12.6              10.2     2.4
MEAN             22.9              21.7     1.2
DAYS MAX >= 90      0
DAYS MAX <= 32     12
DAYS MIN <= 32     31
DAYS MIN <= 0       3

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         2.06   1910
 MINIMUM         0.00   1952
                        1919
TOTALS           0.68              0.41    0.27
DAILY AVG.       0.02              0.01    0.01
DAYS >= .01         4
DAYS >= .10         1
DAYS >= .50         1
DAYS >= 1.00        0
GREATEST
 24 HR. TOTAL    0.54   01/20 TO 01/20

SNOWFALL (INCHES)
TOTALS           11.5               7.6     3.9
SINCE 7/1        37.9              43.3    -5.4
SNOWDEPTH AVG.      5
DAYS >= 1.0         3

DEGREE_DAYS
HEATING TOTAL    1296              1344     -48
 SINCE 7/1       4220              4590    -370
COOLING TOTAL       0                 0       0
 SINCE 1/1          0                 0       0
.................................................

WIND (MPH)
AVERAGE WIND SPEED              4.1
RESULTANT WIND SPEED/DIRECTION   1/265
HIGHEST WIND SPEED/DIRECTION    48/240    DATE  01/30
HIGHEST GUST SPEED/DIRECTION    68/250    DATE  01/30

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.20
NUMBER OF DAYS FAIR           23
NUMBER OF DAYS PC              6
NUMBER OF DAYS CLOUDY          2

AVERAGE RH (PERCENT)     71

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       0
LIGHT RAIN                0     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       2
LIGHT SNOW                5     SLEET                      0
FOG                      12     FOG W/VIS <= 1/4 MILE      3
HAZE                      8

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

LOOKING AHEAD TO FEBRUARY 2018...THE AVERAGE HIGH TEMPERATURE ON THE
FIRST OF THE MONTH IS 34 DEGREES...AND THE AVERAGE LOW TEMPERATURE
IS 11 DEGREES. THE AVERAGE HIGH BY THE END OF THE MONTH IS 41
DEGREES...AND THE AVERAGE LOW TEMPERATURE IS 18. THE AVERAGE MONTHLY
PRECIPITATION IS 0.58 INCHES WITH 10.3 INCHES OF SNOWFALL.

$$


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