574
CDUS41 KPHI 180558
CLIABE
CLIMATE REPORT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
158 AM EDT WED MAR 18 2026
...............................
..THE ALLENTOWN PA CLIMATE SUMMARY FOR MARCH 17 2026
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1922 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 37 2:33 PM 84 1945 51 -14 55
MINIMUM 25 11:50 PM 13 1967 31 -6 30
AVERAGE 31 41 -10 43
PRECIPITATION (IN)
YESTERDAY 0.01 1.30 1968 0.12 -0.11 0.20
MONTH TO DATE 4.25 1.97 2.28 1.49
SINCE MAR 1 4.25 1.97 2.28 1.49
SINCE JAN 1 7.99 8.04 -0.05 4.82
SNOWFALL (IN)
YESTERDAY T 4.2 1967 0.2 -0.2 0.0
MONTH TO DATE T 4.3 -4.3 0.0
SINCE MAR 1 T 4.3 -4.3 0.0
SINCE JUL 1 35.5 30.6 4.9 17.8
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 34 24 10 22
MONTH TO DATE 375 452 -77 376
SINCE MAR 1 375 452 -77 376
SINCE JUL 1 4778 4411 367 4418
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE MAR 1 0 0 0 0
SINCE JAN 1 0 0 0 0
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION W (290)
HIGHEST GUST SPEED 37 HIGHEST GUST DIRECTION SW (240)
AVERAGE WIND SPEED 13.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
LIGHT SNOW
RELATIVE HUMIDITY (PERCENT)
HIGHEST 89 12:00 AM
LOWEST 37 2:00 PM
AVERAGE 63
......................................................
THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 51 77 1927
2011
MINIMUM TEMPERATURE (F) 31 5 1967
SUNRISE AND SUNSET
MARCH 18 2026.........SUNRISE 7:08 AM EDT SUNSET 7:12 PM EDT
MARCH 19 2026.........SUNRISE 7:07 AM EDT SUNSET 7:13 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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