Climatological Report (Monthly)
Issued by NWS
Issued by NWS
751
CXUS55 KRIW 031612
CLMP60
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1012 AM MDT FRI MAY 03 2024
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...THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR THE MONTH OF APRIL 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 65 04/29/2007
LOW -18 04/13/2022
HIGHEST 57 04/13
04/14
04/24
LOWEST -6 04/18
AVG. MAXIMUM 43.8 40.9 2.9
AVG. MINIMUM 17.5 16.6 0.9
MEAN 30.7 28.7 2.0
DAYS MAX >= 90 0
DAYS MAX <= 32 4
DAYS MIN <= 32 23
DAYS MIN <= 0 1
PRECIPITATION (INCHES)
RECORD
MAXIMUM 4.59 2011
MINIMUM 0.76 2008
TOTALS 1.02 2.28 -1.26 1.90
DAILY AVG. 0.04 0.08 -0.04
DAYS >= .01 10
DAYS >= .10 3
DAYS >= .50 0
DAYS >= 1.00 0
GREATEST
24 HR. TOTAL 0.38 04/15 TO 04/15
STORM TOTAL 0.38
DEGREE DAYS
HEATING TOTAL 784 1088 -304
SINCE 7/1 9626 10651 -1025
COOLING TOTAL 0 0 0
SINCE 1/1 0 0 0
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WIND (MPH)
AVERAGE WIND SPEED 2.3
RESULTANT WIND SPEED/DIRECTION 0/100
HIGHEST WIND SPEED/DIRECTION 17/280 DATE 04/22
HIGHEST GUST SPEED/DIRECTION 34/240 DATE 04/30
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.00
NUMBER OF DAYS FAIR 25
NUMBER OF DAYS PC 0
NUMBER OF DAYS CLOUDY 0
AVERAGE RH (PERCENT) 66
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 0 MIXED PRECIP 0
HEAVY RAIN 0 RAIN 0
LIGHT RAIN 4 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 7 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.
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