548
CDUS41 KLWX 180730
CLIBWI
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
230 AM EST THU DEC 18 2025
...............................
..THE BALTIMORE MD CLIMATE SUMMARY FOR DECEMBER 17 2025
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1871 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 49 4:12 PM 68 1984 47 2 64
MINIMUM 21 2:58 AM 5 1951 29 -8 37
AVERAGE 35 38 -3 51
PRECIPITATION (IN)
YESTERDAY 0.00 2.47 1888 0.12 -0.12 0.00
MONTH TO DATE 1.16 2.13 -0.97 1.56
SINCE DEC 1 1.16 2.13 -0.97 1.56
SINCE JAN 1 35.69 43.42 -7.73 35.72
SNOWFALL (IN)
YESTERDAY 0.0 11.5 1932 0.1 -0.1 0.0
MONTH TO DATE 2.0 1.2 0.8 T
SINCE DEC 1 2.0 1.2 0.8 T
SINCE JUL 1 2.0 1.3 0.7 T
SNOW DEPTH 1
DEGREE DAYS
HEATING
YESTERDAY 30 27 3 14
MONTH TO DATE 570 424 146 443
SINCE DEC 1 570 424 146 443
SINCE JUL 1 1359 1264 95 1151
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 1404 1322 82 1622
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SW (230)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION W (260)
AVERAGE WIND SPEED 3.2
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 85 11:00 PM
LOWEST 46 2:00 PM
AVERAGE 66
......................................................
THE BALTIMORE MD CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 47 72 2006
MINIMUM TEMPERATURE (F) 29 7 1919
SUNRISE AND SUNSET
DECEMBER 18 2025......SUNRISE 7:21 AM EST SUNSET 4:46 PM EST
DECEMBER 19 2025......SUNRISE 7:22 AM EST SUNSET 4:46 PM EST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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