Climatological Report (Monthly)
Issued by NWS
Issued by NWS
705
CXUS53 KDTX 021511 RRB
CLMMBS
CLIMATE REPORT
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
1111 AM EDT FRI MAY 02 2025
...................................
...THE TRI CITIES MI CLIMATE SUMMARY FOR THE MONTH OF APRIL 2025...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1912 TO 2025
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE
NORMAL
..............................................................
TEMPERATURE (F)
RECORD
HIGH 88 04/26/1915
LOW 8 04/01/1923
HIGHEST 82 04/29 MM MM
LOWEST 22 04/01 MM MM
AVG. MAXIMUM 58.2 55.8 2.4
AVG. MINIMUM 35.4 36.1 -0.7
MEAN 46.8 45.9 0.9
DAYS MAX >= 90 0 0.0 0.0
DAYS MAX <= 32 0 0.5 -0.5
DAYS MIN <= 32 12 10.0 2.0
DAYS MIN <= 0 0 0.0 0.0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 7.33 2013
MINIMUM 0.42 1940
TOTALS 2.49 3.19 -0.70
DAILY AVG. 0.08 0.11 -0.03
DAYS >= .01 13 11.8 1.2
DAYS >= .10 6 7.0 -1.0
DAYS >= .50 2 2.0 0.0
DAYS >= 1.00 1 0.6 0.4
GREATEST
24 HR. TOTAL 1.28 04/02 TO 04/03
SNOWFALL (INCHES)
RECORDS
TOTAL 14.4 1975
TOTALS 0.6 2.4 -1.8
LIQUID EQUIV 0.10 0.20 -0.10
SINCE 7/1 32.3 49.0 -16.7
LIQUID 7/1 3.23
DAYS >= TRACE 6 1.9 4.1
DAYS >= 1.0 0 0.9 -0.9
GREATEST
SNOW DEPTH 1 04/02
DEGREE DAYS
HEATING TOTAL 537 574 -37
SINCE 7/1 5894 6480 -586
COOLING TOTAL 0 2 -2
SINCE 1/1 1 3 -2
FREEZE DATES
RECORD
EARLIEST 09/12 (1943)
LATEST 05/28 (1949)
EARLIEST 10/17 (2024)
LATEST 04/26 (2024)
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WIND (MPH)
AVERAGE WIND SPEED 11.2
HIGHEST WIND SPEED/DIRECTION 41/260 DATE 04/29
HIGHEST GUST SPEED/DIRECTION 58/260 DATE 04/29
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.40
NUMBER OF DAYS FAIR 14
NUMBER OF DAYS PC 11
NUMBER OF DAYS CLOUDY 5
AVERAGE RH (PERCENT) 61
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 5 MIXED PRECIP 0
HEAVY RAIN 3 RAIN 4
LIGHT RAIN 13 FREEZING RAIN 1
LT FREEZING RAIN 1 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 6 SLEET 0
FOG 11 FOG W/VIS <= 1/4 MILE 0
HAZE 4
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$
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SOUTHEAST MICHIGAN CLIMATE SUMMARY FOR APRIL 2025
APRIL 2025 MONTHLY STATISTICS AND RANKINGS
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SNOWFALL
ACTUAL NORMAL DEPARTURE RANKING
DETROIT AREA 1.8" 1.5" +0.3" 44TH SNOWIEST
FLINT AREA 0.5" 2.4" -1.9" 38TH LEAST SNOWY
SAGINAW AREA 0.6" 2.4" -1.8" 49TH LEAST SNOWY
SNOWFALL SINCE JULY 1*
ACTUAL NORMAL DEPARTURE RANKING
DETROIT AREA 28.7" 45.0" -16.3" 33RD LEAST SNOWY
FLINT AREA 39.7" 52.1" -12.4" 48TH LEAST SNOWY
SAGINAW AREA 32.3" 49.0" -16.7" 35TH LEAST SNOWY
*NORMAL TO DATE (AS OF APRIL 30, 2025)
PRECIPITATION
ACTUAL NORMAL DEPARTURE RANKING
DETROIT AREA 2.96" 3.26" -0.30" 59TH WETTEST
FLINT AREA 3.13" 3.13" 0.00" 41ST WETTEST
SAGINAW AREA 2.49" 3.19" -0.70" 57TH DRIEST
PRECIPITATION SINCE JANUARY 1*
ACTUAL NORMAL DEPARTURE RANKING
DETROIT AREA 7.26" 10.00" -2.74" 27TH DRIEST
FLINT AREA 7.35" 8.77" -1.42" 39TH DRIEST
SAGINAW AREA 6.44" 8.90" -2.46" 31ST DRIEST
*NORMAL TO DATE (AS OF APRIL 30, 2025)
AVERAGE TEMPERATURE
ACTUAL NORMAL DEPARTURE RANKING
DETROIT AREA 50.5 48.9 +1.6 29TH WARMEST
FLINT AREA 47.7 46.0 +1.7 37TH WARMEST
SAGINAW AREA 46.8 45.9 +0.9 41ST WARMEST
AVERAGE HIGH TEMPERATURE
ACTUAL NORMAL DEPARTURE RANKING
DETROIT AREA 61.5 58.7 +2.8 17TH WARMEST
FLINT AREA 59.9 56.7 +3.2 25TH WARMEST
SAGINAW AREA 58.2 55.8 +2.4 25TH WARMEST
AVERAGE LOW TEMPERATURE
ACTUAL NORMAL DEPARTURE RANKING
DETROIT AREA 39.4 39.1 +0.3 44TH WARMEST
FLINT AREA 35.6 35.3 +0.3 51ST WARMEST
SAGINAW AREA 35.4 36.1 -0.7 52ND COOLEST
DETROIT AREA HAS A CLIMATE RECORD DATING TO NOVEMBER 1874 (~151 YEARS)
FLINT AREA HAS A CLIMATE RECORD DATING TO JANUARY 1921 (~105 YEARS)
SAGINAW AREA HAS CLIMATE RECORD DATING TO JANUARY 1912 (~114 YEARS)