National Weather Service Weather Forecast Office

• Home
• Site Map
• News
• Organization
• Search for: NWS All NOAA 

000
CXUS55 KRIW 011926
CLMBYG

CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
124 PM MDT WED MAY 1 2013

...PRELIMINARY MONTHLY CLIMATE SUMMARY FOR THE JOHNSON COUNTY
AIRPORT NEAR BUFFALO FOR THE MONTH OF APRIL 2013...

..OFFICIAL CLIMATE DATA FOR THE MONTH OF APRIL 2013 WILL BE
AVAILABLE APPROXIMATELY IN JUNE 2013 FROM THE NATIONAL CLIMATIC
DATA CENTER HTTP://WWW.NCDC.NOAA.GOV/OL/CLIMATEDATA.HTML).
UNOFFICIAL ASOS DAILY SUMMARIES ARE AVAILABLE ON THE INTERNET AT
HTTP://WWW.CRH.NOAA.GOV/RIW/CLIMATE/...

...BUFFALO WAS DRIER AND COOLER THAN AVERAGE IN APRIL...

THE AVERAGE TEMPERATURE FOR BUFFALO IN APRIL WAS 37.4 DEGREES...
WHICH WAS 5.8 DEGREES BELOW NORMAL. THE WARMEST DAILY HIGH WAS 74
DEGREES ON THE 27TH...AND THE COOLEST READING WAS 8 ABOVE...WHICH
OCCURRED ON THE 23RD. THERE WERE SEVEN DAILY RECORD LOW RECORDS SET
IN APRIL...15 DEGREES ON THE 8TH...11 DEGREES ON THE 9TH....10
DEGREES ON THE 10TH...16 DEGREES ON THE 17TH...10 ABOVE ON THE
18TH...19 DEGREES ON THE 22ND...AND 8 ABOVE ON THE 23RD.

TOTAL PRECIPITATION FOR THE MONTH WAS 0.83 OF AN INCH...WHICH WAS
ONLY 64 PERCENT OF NORMAL. THE WETTEST DAY OF THE MONTH WAS ON THE
21ST...WHEN 0.24 OF AN INCH OF PRECIPITATION FELL. THE HIGHEST WIND
GUST WAS 56 MPH...WHICH OCCURRED ON THE 14TH.

...THE BUFFALO WY CLIMATE SUMMARY FOR THE MONTH OF APRIL 2013...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2013

WEATHER         OBSERVED          NORMAL  DEPART
                 VALUE   DATE(S)  VALUE   FROM
                                          NORMAL
................................................
TEMPERATURE (F)
RECORD
 HIGH              82   04/23/2012
 LOW                5   04/02/2002
HIGHEST            74   04/27
LOWEST              8   04/23
AVG. MAXIMUM     48.3              54.1    -5.8
AVG. MINIMUM     26.5              32.3    -5.8
MEAN             37.4              43.2    -5.8
DAYS MAX >= 90      0
DAYS MAX <= 32      5
DAYS MIN <= 32     20
DAYS MIN <= 0       0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         3.38   1999
 MINIMUM         0.21   2007
TOTALS           0.83              1.30   -0.47
DAILY AVG.       0.03
DAYS >= .01        11
DAYS >= .10         2
DAYS >= .50         0
DAYS >= 1.00        0
GREATEST
 24 HR. TOTAL    0.30   04/21 TO 04/22

DEGREE_DAYS
HEATING TOTAL     821               654     167
 SINCE 7/1       6705              6844    -139
COOLING TOTAL       0                 0       0
 SINCE 1/1          0                 0       0

FREEZE DATES
RECORD
 EARLIEST     MM
 LATEST       MM
EARLIEST                        MM
LATEST                          MM
.................................................

WIND (MPH)
AVERAGE WIND SPEED              11.6
HIGHEST WIND SPEED/DIRECTION    44/320    DATE  04/14
HIGHEST GUST SPEED/DIRECTION    56/320    DATE  04/14

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.50
NUMBER OF DAYS FAIR           11
NUMBER OF DAYS PC             11
NUMBER OF DAYS CLOUDY          8

AVERAGE RH (PERCENT)     60

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       1
LIGHT RAIN                4     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                3     SNOW                       7
LIGHT SNOW               14     SLEET                      0
FOG                      16     FOG W/VIS <= 1/4 MILE      5
HAZE                      7

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

LOOKING AHEAD TO MAY 2013...THE AVERAGE HIGH TEMPERATURE ON THE
FIRST OF THE MONTH IS 59 DEGREES...AND THE AVERAGE LOW TEMPERATURE
IS 37 DEGREES. THE AVERAGE HIGH BY THE END OF THE MONTH IS 68
DEGREES...AND THE AVERAGE LOW TEMPERATURE IS 44. THE AVERAGE MONTHLY
PRECIPITATION IS 2.53 INCHES.

$$