Climatological Report (Monthly)
Issued by NWS
Issued by NWS
292
CXUS55 KRIW 012210
CLMP60
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
359 PM MDT THU AUG 01 2024
...PRELIMINARY MONTHLY CLIMATE SUMMARY FOR LAKE YELLOWSTONE FOR THE
MONTH OF JULY 2024...
...OFFICIAL CLIMATE DATA FOR THE MONTH OF JULY 2024 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
...LAKE YELLOWSTONE WAS WARMER AND DRIER THAN NORMAL IN JULY...
AVERAGE TEMPERATURE FOR LAKE YELLOWSTONE IN JULY 56.3 DEGREES WHICH
IS 0.8 DEGREES ABOVE NORMAL. THE WARMEST READING OF THE MONTH WAS 83
DEGREES ON THE 11TH, 13TH AND 23RD. THE 11TH BROKE THE 2021 RECORD
OF 81. THE 10TH HIGH OF 82 BROKE 80 DEGREES FROM 2003. THE COLDEST
READING OF THE MONTH WAS 28 DEGREES ON THE 4TH AND TIED THE 2018
RECORD. THE LOW ON THE 5TH OF 29 BROKE THE 2004 AND 2005 RECORD OF
33 DEGREES. THE LOW ON THE 6TH WAS 33 DEGREES...AND BROKE THE 2019
RECORD OF 33.
TOTAL PRECIPITATION AT LAKE YELLOWSTONE WAS 0.50 INCHES...WHICH WAS
33 PERCENT OF NORMAL. THE WETTEST 24-HOUR PERIOD DURING THE MONTH
WAS THE 14TH WHEN 0.14 INCHES OF PRECIPITATION FELL. NO
PRECIPITATION RECORD WERE BROKEN THIS MONTH. THE HIGHEST WIND GUST
WAS 33 MPH FROM THE WEST ON THE 1ST.
...THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR THE MONTH OF JULY
2024...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2024
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE
NORMAL
..............................................................
TEMPERATURE (F)
RECORD
HIGH 86 07/14/2002
07/31/2000
LOW 27 07/12/2008
HIGHEST 83 07/11
07/13
07/23
LOWEST 28 07/04
AVG. MAXIMUM 73.3 72.2 1.1
AVG. MINIMUM 39.3 38.7 0.6
MEAN 56.3 55.5 0.8
DAYS MAX >= 90 0
DAYS MAX <= 32 0
DAYS MIN <= 32 3
DAYS MIN <= 0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 2.42 2007
MINIMUM 0.17 2022
TOTALS 0.50 1.51 -1.01 0.42
DAILY AVG. 0.02 0.05 -0.03
DAYS >= .01 11
DAYS >= .10 2
DAYS >= .50 0
DAYS >= 1.00 0
GREATEST
24 HR. TOTAL 0.14 07/14 TO 07/14
STORM TOTAL 0.14
DEGREE DAYS
HEATING TOTAL 262 296 -34
SINCE 7/1 262 294 -32
COOLING TOTAL 0 0 0
SINCE 1/1 0 0 0
..............................................................
WIND (MPH)
AVERAGE WIND SPEED 2.4
RESULTANT WIND SPEED/DIRECTION 0/000
HIGHEST WIND SPEED/DIRECTION 17/290 DATE 07/03
HIGHEST GUST SPEED/DIRECTION 33/260 DATE 07/01
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.00
NUMBER OF DAYS FAIR 6
NUMBER OF DAYS PC 0
NUMBER OF DAYS CLOUDY 0
AVERAGE RH (PERCENT) 60
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 0 MIXED PRECIP 0
HEAVY RAIN 0 RAIN 2
LIGHT RAIN 10 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 0 FOG W/VIS <= 1/4 MILE 0
HAZE 0
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
LOOKING AHEAD TO AUGUST 2024. THE AVERAGE HIGH TEMPERATURE ON THE
FIRST OF THE MONTH IS 74 DEGREES...AND THE AVERAGE LOW TEMPERATURE
IS 40 DEGREES. THE AVERAGE HIGH BY THE END OF THE MONTH IS 67
DEGREES AND THE AVERAGE LOW TEMPERATURE IS 34 DEGREES. THE AVERAGE
MONTHLY PRECIPITATION IS 1.34 INCHES.
$$