Climatological Report (Monthly)
Issued by NWS

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717
CXUS55 KRIW 011722
CLMBYG

CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1107 AM MDT TUE SEP 01 2026

...PRELIMINARY MONTHLY CLIMATE SUMMARY FOR BUFFALO FOR THE MONTH OF
AUGUST 2026...

...OFFICIAL CLIMATE DATA FOR THE MONTH OF AUGUST 2026 WILL BE
AVAILABLE IN APPROXIMATELY 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

...BUFFALO WAS WARMER WITH NEAR RECORD DRYNESS IN AUGUST...

THE AVERAGE TEMPERATURE FOR BUFFALO IN AUGUST WAS 70.6 DEGREES WHICH
WAS JUST 0.7 DEGREES ABOVE NORMAL. THE WARMEST READING FOR THE MONTH
WAS 101 DEGREES ON THE 1ST WHICH TIED 2008. THE COLDEST READING OF
THE MONTH WAS 44 DEGREES ON THE 4TH AND BROKE 45 FROM 2012. THE 3RD
LOW OF 46 BROKE 47 FROM 2012 AND THE LOW ON THE 5TH OF 49 DEGREES
TIED 2005.

PRECIPITATION FOR THE MONTH WAS 0.05 INCHES...WHICH IS JUST 7
PERCENT OF NORMAL. IT WAS THE SECOND DRIEST AUGUST ON RECORD. THE
WETTEST 24-HOUR PERIOD WAS ON THE 15TH WITH 0.02 INCHES. THERE WERE
NO PRECIPITATION RECORDS BROKEN THIS MONTH. THE HIGHEST WIND GUST
WAS 57 MPH OCCURRING ON THE 3RD FROM THE NORTHWEST.

...THE BUFFALO WY CLIMATE SUMMARY FOR THE MONTH OF AUGUST 2026...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2026

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE
                                          NORMAL
..............................................................
TEMPERATURE (F)
RECORD
 HIGH            103   08/03/2001
 LOW              36   08/23/2015
                       08/17/2002
                       08/26/1992
HIGHEST          101   08/01
LOWEST            44   08/04
AVG. MAXIMUM    84.1               83.2     0.9
AVG. MINIMUM    57.1               56.7     0.4
MEAN            70.6               69.9     0.7
DAYS MAX >= 90     9
DAYS MAX <= 32     0
DAYS MIN <= 32     0
DAYS MIN <= 0      0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        2.60   2014
 MINIMUM        0.02   2001
TOTALS          0.05               0.75   -0.70     0.32
DAILY AVG.      0.00               0.02   -0.02
DAYS >= .01        4
DAYS >= .10        0
DAYS >= .50        0
DAYS >= 1.00       0
GREATEST
 24 HR. TOTAL   0.02   08/15 TO 08/15
 STORM TOTAL    0.02

DEGREE DAYS
HEATING TOTAL     18                 37     -19
 SINCE 7/1        18                 56     -38
COOLING TOTAL    201                190      11
 SINCE 1/1       622                468     154
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              8.4
RESULTANT WIND SPEED/DIRECTION   3/310
HIGHEST WIND SPEED/DIRECTION    39/340    DATE  08/03
HIGHEST GUST SPEED/DIRECTION    57/340    DATE  08/03

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.13
NUMBER OF DAYS FAIR           28
NUMBER OF DAYS PC              2
NUMBER OF DAYS CLOUDY          1

AVERAGE RH (PERCENT)     42

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              4     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       0
LIGHT RAIN               11     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       2     FOG W/VIS <= 1/4 MILE      0
HAZE                      8

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

LOOKING AHEAD TO SEPTEMBER 2026. THE AVERAGE HIGH TEMPERATURE ON THE
FIRST OF THE MONTH IS 79 DEGREES...AND THE AVERAGE LOW TEMPERATURE
IS 53 DEGREES. THE AVERAGE HIGH BY THE END OF THE MONTH IS 65
DEGREES...AND THE AVERAGE LOW TEMPERATURE IS 41 DEGREES. THE AVERAGE
MONTHLY PRECIPITATION IS 1.17 INCHES.

$$