911
CXUS51 KPBZ 021649
CLMPIT
CLIMATE REPORT
NATIONAL WEATHER SERVICE PITTSBURGH PA
1129 AM EDT SUN JUN 01 2025
...............................
..THE PITTSBURGH PA CLIMATE SUMMARY FOR THE MONTH OF MAY 2025
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1871 TO 2025
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
............................................................
TEMPERATURE (F)
RECORD
HIGH 95 05/03/1887
05/29/1881
05/25/1875
LOW 26 05/07/1970
05/02/1963
HIGHEST 83 05/01 86 -3 87 05/03
05/21
LOWEST 39 05/10 35 4 43 05/11
AVG. MAXIMUM 70.0 71.9 -1.9 76.3
AVG. MINIMUM 51.7 50.6 1.1 56.7
MEAN 60.9 61.2 -0.3 66.5
DAYS MAX >= 90 0 0.3 -0.3 0
DAYS MAX <= 32 0 0.0 0.0 0
DAYS MIN <= 32 0 0.5 -0.5 0
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 6.56 1989
MINIMUM 0.42 1911
TOTALS 4.10 3.83 0.27 5.62
DAILY AVG. 0.13 0.12 0.01 0.18
DAYS >= .01 16 13.5 2.5 12
DAYS >= .10 10 8.3 1.7 9
DAYS >= .50 4 2.6 1.4 2
DAYS >= 1.00 0 0.6 -0.6 1
GREATEST
24 HR. TOTAL 0.75 05/21 TO 05/22 1.55
SNOWFALL (INCHES)
RECORDS
TOTAL 3.1 1966
24 HR TOTAL 3.1 05/09/1966 TO 05/09/1966
TOTALS T 0.0 0.0 T
SINCE 7/1 31.5 44.1 -12.6 16.3
SNOWDEPTH AVG. 0 0
DAYS >= TRACE 1 0.0 1.0 1
DAYS >= 1.0 0 0.0 0.0 0
GREATEST
24 HR TOTAL T 05/05 TO 05/05 T
DEGREE DAYS
HEATING TOTAL 152 172 -20 63
SINCE 7/1 4894 5541 -647 4234
COOLING TOTAL 32 56 -24 117
SINCE 1/1 69 66 3 144
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WIND (MPH)
AVERAGE WIND SPEED 7.6
HIGHEST WIND SPEED/DIRECTION 30/280 DATE 05/17
HIGHEST GUST SPEED/DIRECTION 48/230 DATE 05/16
SKY COVER
AVERAGE SKY COVER 0.75
AVERAGE RH (PERCENT) 68
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 7 MIXED PRECIP 0
HEAVY RAIN 2 RAIN 6
LIGHT RAIN 20 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 1
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 11 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.
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