Climatological Report (Monthly)
Issued by NWS
Issued by NWS
352
CXUS53 KIWX 010942
CLMSBN
CLIMATE REPORT
NATIONAL WEATHER SERVICE NORTHERN INDIANA
542 AM EDT SAT JUN 01 2024
...................................
...THE SOUTH BEND CLIMATE SUMMARY FOR THE MONTH OF MAY 2024...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1893 TO 2024
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
................................................................
TEMPERATURE (F)
RECORD
HIGH 97 05/27/2012
LOW 24 05/06/1968
HIGHEST 88 05/20 MM MM 92 05/30
05/21
LOWEST 43 05/12 MM MM 36 05/01
AVG. MAXIMUM 76.2 70.1 6.1 73.6
AVG. MINIMUM 51.9 48.1 3.8 48.9
MEAN 64.0 59.1 4.9
DAYS MAX >= 90 0 0.7 -0.7 2
DAYS MAX <= 32 0 0.0 0.0 0
DAYS MIN <= 32 0 0.6 -0.6 0
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 8.33 2018
MINIMUM 0.80 1994
TOTALS 3.49 4.20 -0.71 1.80
DAILY AVG. 0.11 0.14 -0.03 0.06
DAYS >= .01 16 13.4 2.6 6
DAYS >= .10 7 8.0 -1.0 4
DAYS >= .50 2 3.1 -1.1 1
DAYS >= 1.00 0 0.9 -0.9 0
GREATEST
24 HR. TOTAL 0.67 05/14 TO 05/14
SNOWFALL (INCHES)
RECORDS
TOTAL 10.0 1929
TOTALS 0.0 0.0 0.0 T
SINCE 7/1 30.3 64.5 -34.2 58.4
SNOWDEPTH AVG. 0 0
DAYS >= 1.0 0 0.0 0.0 0
GREATEST
SNOW DEPTH 0
24 HR TOTAL 0
DEGREE DAYS
HEATING TOTAL 73 231 -158 156
SINCE 7/1 4931 6358 -1427 5433
COOLING TOTAL 51 48 3 48
SINCE 1/1 61 56 5 64
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WIND (MPH)
AVERAGE WIND SPEED 7.8
HIGHEST WIND SPEED/DIRECTION 36/250 DATE 05/20
HIGHEST GUST SPEED/DIRECTION 50/240 DATE 05/20
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.34
NUMBER OF DAYS FAIR 21
NUMBER OF DAYS PC 7
NUMBER OF DAYS CLOUDY 3
AVERAGE RH (PERCENT) 68
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 12 MIXED PRECIP 0
HEAVY RAIN 7 RAIN 9
LIGHT RAIN 19 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 17 FOG W/VIS <= 1/4 MILE 3
HAZE 4
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
&&
...WARMEST MAY IN SIX YEARS...
PICKING UP WHERE APRIL ENDED, MAY BEGAN UNSEASONABLY WARM WITH HIGH
TEMPERATURES EXCEEDING 80 DEGREES BY MAY 2ND AND AGAIN ON THE 4TH.
THE MONTH WAS MILD OVERALL WITH ONLY FOUR DATES RECORDING AN AVERAGE
DAILY TEMPERATURE DEPARTURE BELOW NORMAL (INCLUDING THE FINAL THREE
DAYS OF MAY). A TOASTY 88 DEGREES WAS THE MAXIMUM TEMPERATURE
RECORDED ON BOTH THE 20TH AND 21ST (FIVE DEGREES SHY OF A RECORD FOR
BOTH DATES). THE AVERAGE TEMPERATURE FOR THE MONTH WAS 64.0 DEGREES
WHICH IS 4.9 DEGREES ABOVE NORMAL. THIS RANKS AS THE 16TH WARMEST ON
RECORD AND IS THE WARMEST MAY IN SIX YEARS.
SHOWERS AND THUNDERSTORMS WERE FREQUENT, WITH ONLY 11 DRY DAYS
OBSERVED. DESPITE THIS, THE OBSERVED RAINFALL TOTAL OF 3.49 INCHES
WAS ACTUALLY 0.71 INCHES BELOW NORMAL, RANKING AS THE 62ND WETTEST
ON RECORD. THIS IS NOTABLY MORE MAY RAINFALL THAN THE 1.80 INCHES
RECORDED LAST YEAR.
A PEAK WIND GUST OF 50 MPH WAS RECORDED AT THE AIRPORT ON THE 20TH
AS AN OUTFLOW BOUNDARY FROM APPROACHING THUNDERSTORMS BLEW THROUGH.
PRECEDING THIS, THE THUNDERSTORMS KNOCKED DOWN FIVE ELECTRIC
TRANSMISSION TOWERS NEAR UNION MILLS, IN.
ON THE 7TH, TORNADOES AND LARGE HAIL WERE RECORDED ACROSS PORTIONS
OF MICHIANA. HAIL AS GREAT AS 4 INCHES IN DIAMETER WAS DOCUMENTED
IN LEONIDAS AND UNION CITY, MI. TORNADOES INCLUDED AN EF2 WITH A
PATH LENGTH JUST SHY OF 20 MILES. THIS TORNADO TRACKED FROM
SOUTHERN CENTREVILLE TO SOUTHWEST OF UNION CITY.
NO RECORDS WERE SET THIS MONTH.
BROWN
$$