Climatological Report (Monthly)
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CXUS53 KIWX 010938
CLMSBN

CLIMATE REPORT
NATIONAL WEATHER SERVICE NORTHERN INDIANA
538 AM EDT WED MAY 01 2024

...................................

...THE SOUTH BEND CLIMATE SUMMARY FOR THE MONTH OF APRIL 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             91   04/30/1942
 LOW              11   04/08/1972
HIGHEST           80   04/27         MM      MM       84  04/14
LOWEST            26   04/06         MM      MM       23  04/02
AVG. MAXIMUM    62.5               59.0     3.5     62.4
AVG. MINIMUM    42.3               37.1     5.2     39.0
MEAN            52.4               48.1     4.3
DAYS MAX >= 90     0                0.0     0.0        0
DAYS MAX <= 32     0                0.1    -0.1        0
DAYS MIN <= 32     4                8.9    -4.9        7
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        9.20   1947
 MINIMUM        0.50   1971
TOTALS          4.27               3.49    0.78     2.30
DAILY AVG.      0.14               0.12    0.02     0.08
DAYS >= .01       16               13.4     2.6       14
DAYS >= .10       11                7.4     3.6       10
DAYS >= .50        3                2.4     0.6        1
DAYS >= 1.00       1                0.6     0.4        0
GREATEST
 24 HR. TOTAL   1.16   04/01 TO 04/01

SNOWFALL (INCHES)
RECORDS
 TOTAL          20.0   1920
TOTALS             T                1.0    -1.0        T
SINCE 7/1       30.3               64.5   -34.2       MM
SNOWDEPTH AVG.     0                                   0
DAYS >= 1.0        0                0.3    -0.3        0
GREATEST
 SNOW DEPTH        0
 24 HR TOTAL       TR  04/01 TO 04/01

DEGREE DAYS
HEATING TOTAL    379                514    -135      436
 SINCE 7/1      4858               6127   -1269       MM
COOLING TOTAL     10                  6       4       16
 SINCE 1/1        10                  8       2       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              11.2
HIGHEST WIND SPEED/DIRECTION    33/320    DATE  04/12
                                33/250          04/17
HIGHEST GUST SPEED/DIRECTION    46/120    DATE  04/07

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.45
NUMBER OF DAYS FAIR           13
NUMBER OF DAYS PC             10
NUMBER OF DAYS CLOUDY          7

AVERAGE RH (PERCENT)     65

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              6     MIXED PRECIP               0
HEAVY RAIN                6     RAIN                      11
LIGHT RAIN               17     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                1     SLEET                      0
FOG                      13     FOG W/VIS <= 1/4 MILE      0
HAZE                      3

-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

&&

....15TH WARMEST, 35TH WETTEST APRIL ON RECORD....

IN TYPICAL SPRING FASHION, APRIL FEATURED LOTS OF TEMPERATURE SWINGS
AND FLUCTUATIONS. THERE WERE 10 DAYS WITH HIGH TEMPERATURES 70+
DEGREES THIS MONTH, INCLUDING ONE DAY IN THE 80S. A HIGH TEMPERATURE
OF 80 DEGREES WAS OBSERVED ON APRIL 27TH, MARKING THE FIRST 80+
DEGREE DAY IN SOUTH BEND. ON AVERAGE, THE FIRST 80+ DEGREE DAY
OCCURS ON APRIL 25TH. IN ADDITION, THERE WERE 4 NIGHTS THIS MONTH
WITH A LOW BELOW FREEZING, INCLUDING 2 NIGHTS WHERE A HARD FREEZE
OCCURRED. A LOW TEMPERATURE OF 26 DEGREES OCCURRED ON APRIL 6TH AND
A LOW OF 28 DEGREES OCCURRED ON APRIL 25TH. ON AVERAGE, THE LAST
HARD FREEZE IN SOUTH BEND HAPPENS ON APRIL 15TH. OVERALL, THE MONTH
FINISHED WITH AN AVERAGE TEMPERATURE OF 52,4 DEGREES, WHICH IS 4.3
DEGREES WARMER THAN NORMAL. THIS WAS THE 15TH WARMEST APRIL ON
RECORD AND THE WARMEST APRIL SINCE 2010.

A SERIES OF LOW PRESSURE SYSTEMS PASSING THROUGH THE MIDWEST LED TO
A VERY WET AND SOGGY APRIL. THERE WAS A SHARP GRADIENT IN MONTHLY
RAINFALL TOTALS IN NORTHERN INDIANA; BETWEEN FORT WAYNE AND SOUTH
BEND (ABOUT 90 MILES APART), THERE WAS OVER 3 INCHES DIFFERENCE IN
RAINFALL TOTALS! SOUTH BEND HAD THE WETTEST APRIL SINCE 2019. IN
TOTAL, 4.27 INCHES OF RAIN FELL, WHICH IS 0.78 INCHES ABOVE AVERAGE
AND RANKS AS THE 35TH WETTEST APRIL ON RECORD.

THERE WAS ONLY A TRACE OF SNOW THIS MONTH, WHICH IS UNSURPRISING
GIVEN THE WARM TEMPERATURES. THIS IS 1.0 INCHES BELOW AVERAGE. APRIL
2024 IS TIED FOR THE 6TH LEAST SNOWIEST APRIL ON RECORD. THE LAST
TIME MEASURABLE SNOW OCCURRED IN APRIL WAS IN 2022.

JOHNSON