429
CXUS55 KRIW 051658
CLMP60

CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1029 AM MDT FRI JUL 05 2024

...PRELIMINARY MONTHLY CLIMATE SUMMARY FOR LAKE YELLOWSTONE FOR THE
MONTH OF JUNE 2024...

...OFFICIAL CLIMATE DATA FOR THE MONTH OF JUNE 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 JUNE...

AVERAGE TEMPERATURE FOR LAKE YELLOWSTONE IN JUNE WAS 50.6 DEGREES
WHICH IS 3.6 DEGREES ABOVE NORMAL. IT WAS THE 4TH WARMEST JUNE SINCE
RECORDS BEGAN IN 1998. THE WARMEST READING OF THE MONTH WAS 79
DEGREES ON THE 23RD. THE COLDEST READING OF THE MONTH WAS 23 DEGREES
ON THE 19TH. THIS BROKE THE 2001 RECORD OF 28. THE LOW ON THE 20TH
WAS 27 DEGREES...AND TIED THE 2002 RECORD. THE 29TH LOW OF 30
DEGREES TIED 2014.

TOTAL PRECIPITATION AT LAKE YELLOWSTONE WAS 1.24 INCHES...WHICH WAS
52 PERCENT OF NORMAL. THE WETTEST 24-HOUR PERIOD DURING THE MONTH
WAS THE 9TH-10TH WHEN 0.52 INCHES OF PRECIPITATION FELL. THE 26TH
HAD 0.51 INCHES AND BROKE THE 2014 RECORD OF 0.35. THE HIGHEST WIND
GUST WAS 42 MPH FROM THE NORTHWEST ON THE 14TH.

...THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR THE MONTH OF JUNE
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             83   06/29/2015
 LOW              21   06/04/2011
HIGHEST           79   06/23
LOWEST            23   06/19
AVG. MAXIMUM    66.3               61.1     5.2
AVG. MINIMUM    34.8               33.0     1.8
MEAN            50.6               47.0     3.6
DAYS MAX >= 90     0
DAYS MAX <= 32     0
DAYS MIN <= 32     8
DAYS MIN <= 0      0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        4.34   2010
 MINIMUM        0.18   2021
TOTALS          1.24               2.38   -1.14     2.90
DAILY AVG.      0.04               0.08   -0.04
DAYS >= .01        8
DAYS >= .10        4
DAYS >= .50        1
DAYS >= 1.00       0
GREATEST
 24 HR. TOTAL   0.52   06/09 TO 06/10
 STORM TOTAL    0.51


DEGREE DAYS
HEATING TOTAL    429                538    -109
 SINCE 7/1     10831              12011   -1180
COOLING TOTAL      0                  0       0
 SINCE 1/1         0                  0       0
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              3.4
RESULTANT WIND SPEED/DIRECTION   0/240
HIGHEST WIND SPEED/DIRECTION    24/290    DATE  06/14
HIGHEST GUST SPEED/DIRECTION    42/310    DATE  06/14

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.00
NUMBER OF DAYS FAIR           30
NUMBER OF DAYS PC              0
NUMBER OF DAYS CLOUDY          0

AVERAGE RH (PERCENT)     58

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       1
LIGHT RAIN                8     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 JULY 2024. THE AVERAGE HIGH TEMPERATURE ON THE
FIRST OF THE MONTH IS 68 DEGREES...AND THE AVERAGE LOW TEMPERATURE
IS 36 DEGREES. THE AVERAGE HIGH BY THE END OF THE MONTH IS 74
DEGREES AND THE AVERAGE LOW TEMPERATURE IS 40 DEGREES. THE AVERAGE
MONTHLY PRECIPITATION IS 1.51 INCHES.

$$