Climatological Report (Monthly)
Issued by NWS
Issued by NWS
226
CXUS55 KRIW 031838
CLMBPI
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1229 PM MDT MON AUG 03 2026
...PRELIMINARY MONTHLY CLIMATE SUMMARY FOR BIG PINEY FOR THE MONTH
OF JULY 2026...
...OFFICIAL CLIMATE DATA FOR THE MONTH OF JULY 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
...BIG PINEY WAS WETTER AND WARMER THAN NORMAL IN JULY...
THE AVERAGE TEMPERATURE FOR BIG PINEY IN JULY WAS 67.5 DEGREES WHICH
WAS 5.6 DEGREES ABOVE NORMAL. IT WAS THE THIRD WARMEST JULY ON
RECORD. THE WARMEST READING FOR THE MONTH WAS 97 DEGREES ON THE
12TH.AND BROKE THE 2002 RECORD OF 94, IT IS ALSO A NEW ALL-TIME
RECORD FOR JULY, THE PREVIOUS RECORD WAS 96 IN 2002. THE 11TH HIGH
OF 94 TIED 2024. THE 13TH HIGH OF 96 TIED 1976. THE 20TH HIGH OF 92
BROKE 91 FROM 2006 AND 2007. THE HIGH ON THE 26TH OF 93 BROKE 91
FROM 2002. THE COLDEST READING WAS 30 DEGREES ON THE 1ST AND BROKE
THE 2014 RECORD OF 31 DEGREES.
PRECIPITATION FOR THE MONTH WAS 1.92 INCHES...WHICH IS 216 PERCENT
OF NORMAL. IT WAS THE WETTEST JULY ON RECORD. THE WETTEST 24-HOUR
PERIOD WAS ON THE 16TH-17TH WITH 0.59 INCHES AND BROKE THE 1987
RECORD OF 0.27. THE 17TH HAD 0.23 INCHES AND BROKE THE 2011 RECORD
OF 0.11. THE 15TH HAD 0.25 INCHES AND BROKE 0.14 FROM 2015. THE 16TH
HAD 0.31 INCHES AND BROKE 0.08 FROM 1986. THE HIGHEST WIND GUST WAS
59 MPH OCCURRING ON THE 13TH FROM THE WEST. THERE WAS ALSO A GUST TO
55 MPH FROM THE NORTHWEST ON THE 7TH.
...THE BIG PINEY WY CLIMATE SUMMARY FOR THE MONTH OF JULY 2026...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1976 TO 2026
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE
NORMAL
..............................................................
TEMPERATURE (F)
RECORD
HIGH 97 07/12/2026
LOW 23 07/20/1987
HIGHEST 97R 07/12
LOWEST 30 07/01
AVG. MAXIMUM 86.5 81.9 4.6
AVG. MINIMUM 48.5 42.0 6.5
MEAN 67.5 61.9 5.6
DAYS MAX >= 90 6
DAYS MAX <= 32 0
DAYS MIN <= 32 1
DAYS MIN <= 0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 2.66 1982
MINIMUM T 2019
TOTALS 1.92 0.89 1.03 0.98
DAILY AVG. 0.06 0.03 0.03
DAYS >= .01 14
DAYS >= .10 7
DAYS >= .50 0
DAYS >= 1.00 0
GREATEST
24 HR. TOTAL 0.59 07/16 TO 07/17
STORM TOTAL 0.46
DEGREE DAYS
HEATING TOTAL 39 112 -73
SINCE 7/1 39 108 -69
COOLING TOTAL 123 17 106
SINCE 1/1 125 18 107
..............................................................
WIND (MPH)
AVERAGE WIND SPEED 7.1
RESULTANT WIND SPEED/DIRECTION 3/350
HIGHEST WIND SPEED/DIRECTION 40/280 DATE 07/13
HIGHEST GUST SPEED/DIRECTION 59/270 DATE 07/13
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.17
NUMBER OF DAYS FAIR 27
NUMBER OF DAYS PC 4
NUMBER OF DAYS CLOUDY 0
AVERAGE RH (PERCENT) 49
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 15 MIXED PRECIP 0
HEAVY RAIN 3 RAIN 5
LIGHT RAIN 18 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 3 FOG W/VIS <= 1/4 MILE 0
HAZE 2
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
LOOKING AHEAD TO AUGUST 2026. THE AVERAGE HIGH TEMPERATURE ON THE
FIRST OF THE MONTH IS 83 DEGREES...AND THE AVERAGE LOW TEMPERATURE
IS 43 DEGREES. THE AVERAGE HIGH BY THE END OF THE MONTH IS 76
DEGREES...AND THE AVERAGE LOW TEMPERATURE IS 36 DEGREES. THE AVERAGE
MONTHLY PRECIPITATION IS 0.87 INCHES.
$$