Climatological Report (Daily)
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
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CDUS41 KLWX 210628
CLIBWI
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
228 AM EDT MON SEP 21 2026
...................................
...THE BALTIMORE MD CLIMATE SUMMARY FOR SEPTEMBER 20 2026...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1871 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 83 2:49 PM 92 1983 78 5 75
MINIMUM 70 8:45 AM 42 1956 57 13 67
1959
2020
AVERAGE 77 68 9 71
PRECIPITATION (IN)
YESTERDAY 0.27 1.75 1966 0.15 0.12 0.00
MONTH TO DATE 0.93 2.93 -2.00 2.57
SINCE SEP 1 0.93 2.93 -2.00 2.57
SINCE JAN 1 27.03 32.71 -5.68 29.70
SNOWFALL (IN)
YESTERDAY 0.0 MM MM 0.0 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE SEP 1 0.0 0.0 0.0 0.0
SINCE JUL 1 0.0 0.0 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 1 -1 0
MONTH TO DATE 0 8 -8 6
SINCE SEP 1 0 8 -8 6
SINCE JUL 1 0 8 -8 8
COOLING
YESTERDAY 12 4 8 6
MONTH TO DATE 211 132 79 92
SINCE SEP 1 211 132 79 92
SINCE JAN 1 1506 1266 240 1327
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION N (350)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION SW (220)
AVERAGE WIND SPEED 4.9
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 8:00 AM
LOWEST 60 2:00 PM
AVERAGE 77
..........................................................
THE BALTIMORE MD CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 78 96 1895
1931
MINIMUM TEMPERATURE (F) 57 37 1956
1962
SUNRISE AND SUNSET
SEPTEMBER 21 2026.....SUNRISE 6:53 AM EDT SUNSET 7:05 PM EDT
SEPTEMBER 22 2026.....SUNRISE 6:54 AM EDT SUNSET 7:04 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$