222  
CXUS53 KIWX 021721  
CLMFWA  
 
CLIMATE REPORT...RETRANSMITTED  
NATIONAL WEATHER SERVICE NORTHERN INDIANA  
942 AM EDT SUN JUN 01 2025  
   
...............................
 
 
   
..THE FORT WAYNE CLIMATE SUMMARY FOR THE MONTH OF MAY 2025
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1897 TO 2025  
 
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S  
VALUE DATE(S) VALUE FROM VALUE DATE(S)  
NORMAL    
............................................................
 
 
TEMPERATURE (F)  
RECORD  
HIGH 97 05/28/2018  
LOW 23 05/09/2020  
HIGHEST 86 05/16 MM MM 90 05/21  
LOWEST 38 05/09 MM MM 43 05/12  
AVG. MAXIMUM 69.4 72.2 -2.8 77.2  
AVG. MINIMUM 49.3 50.4 -1.1 55.2  
MEAN 59.3 61.3 -2.0  
DAYS MAX >= 90 0 1.1 -1.1 1  
DAYS MAX <= 32 0 0.0 0.0 0  
DAYS MIN <= 32 0 0.4 -0.4 0  
DAYS MIN <= 0 0 0.0 0.0 0  
 
PRECIPITATION (INCHES)  
RECORD  
MAXIMUM 10.17 2011  
MINIMUM 0.48 1925  
TOTALS 3.01 4.58 -1.57 4.42  
DAILY AVG. 0.10 0.15 -0.05 0.14  
DAYS >= .01 9 13.7 -4.7 12  
DAYS >= .10 6 8.1 -2.1 8  
DAYS >= .50 3 2.8 0.2 3  
DAYS >= 1.00 0 1.1 -1.1 1  
GREATEST  
24 HR. TOTAL 0.99 05/04 TO 05/04  
 
SNOWFALL (INCHES)  
RECORDS  
TOTAL 0.5 1940  
TOTALS 0.0 0.0 0.0 0.0  
SINCE 7/1 14.8 33.6 -18.8 11.6  
SNOWDEPTH AVG. 0 0  
DAYS >= 1.0 0 0.0 0.0 0  
GREATEST  
SNOW DEPTH 0 0  
24 HR TOTAL 0.0  
 
DEGREE DAYS  
HEATING TOTAL 189 177 12 45  
SINCE 7/1 5409 5943 -534 4832  
COOLING TOTAL 20 62 -42 88  
SINCE 1/1 29 70 -41 102    
............................................................
 
 
WIND (MPH)  
AVERAGE WIND SPEED 9.6  
HIGHEST WIND SPEED/DIRECTION 51/220 DATE 05/16  
HIGHEST GUST SPEED/DIRECTION 66/260 DATE 05/16  
 
SKY COVER  
POSSIBLE SUNSHINE (PERCENT) MM  
AVERAGE SKY COVER 0.70  
NUMBER OF DAYS FAIR 3  
NUMBER OF DAYS PC 10  
NUMBER OF DAYS CLOUDY 16  
 
AVERAGE RH (PERCENT) 70  
 
WEATHER CONDITIONS. NUMBER OF DAYS WITH  
THUNDERSTORM 4 MIXED PRECIP 0  
HEAVY RAIN 3 RAIN 3  
LIGHT RAIN 17 FREEZING RAIN 0  
LT FREEZING RAIN 0 HAIL 0  
HEAVY SNOW 0 SNOW 0  
LIGHT SNOW 0 SLEET 0  
FOG 12 FOG W/VIS <= 1/4 MILE 1  
HAZE 0  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
   
..SLIGHTLY COOLER THAN NORMAL AND DRIER THAN USUAL
 
 
THE MOST NOTABLE FEATURE THIS MONTH WAS THE WIDESPREAD STRONG 40 TO  
70 MPH WINDS THAT MOVED THROUGH ON THE 16TH. A 71 MPH WIND GUST  
REPORT WAS RECORDED NORTH OF NEW HAVEN AND A 66 MPH GUST WAS  
RECORDED AT THE FORT WAYNE INTERNATIONAL AIRPORT. ADDITIONALLY, A  
PLUME OF DUST FROM CROP FIELDS WAS KICKED UP AND IT REDUCED  
VISIBILITY IN AREAS AS IT WENT NORTHWARD. THIS WAS MOST NOTABLE IN  
AREAS WEST OF US-31. 70 DEGREE DEW POINTS ON THE 15TH WERE REPLACED  
BY A DRIER AREA OF 40 AND 50 DEGREE DEW POINTS ON THE 16TH AND THIS  
DRIER AIRMASS HELPED FACTOR INTO THE STRONG WIND GUSTS OBSERVED AS A  
PLAINS-LIKE INVERTED-V PROFILE SETUP OCCURRED. ONLY A TRACE AND A  
TENTH OF RAINFALL WAS OBSERVED ON THE 15TH AND 16TH RESPECTIVELY.  
 
AS FOR TEMPERATURE, THIS MONTH FINISHED COOLER THAN NORMAL.  
TEMPERATURES THROUGHOUT THE FIRST HALF OF THE MONTH AVERAGED NORMAL  
TO ABOVE NORMAL, WHEREAS THE LATTER HALF OF THE MONTH (THE 18TH  
THROUGH 31ST) WAS MUCH COOLER AND THIS REALLY HELPED TO AVERAGE  
THINGS OUT. OVERALL, THE AVERAGE TEMPERATURE WAS 59.3 DEGREES, WHICH  
IS 2.0 DEGREES BELOW NORMAL. THIS RANKS AS THE 52ND COOLEST MAY ON  
RECORD. RECORDS BEGAN IN 1897.  
 
PRECIPITATION-WISE, THIS MONTH FINISHED BELOW NORMAL. THREE DAYS  
THIS MONTH HAD OVER A HALF INCH OF RAIN: MAY 4TH, MAY 5TH, AND MAY  
20TH. MAY 4TH WAS THE WETTEST DAY THIS MONTH WITH 0.99" OF RAIN. IN  
TOTAL, 3.01" OF PRECIPITATION FELL THIS MONTH, WHICH IS 1.57" BELOW  
NORMAL. THIS TIES FOR THE 45TH DRIEST MAY ON RECORD.  
 
ROLLER/JOHNSON  
 

 
 
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