Climatological Report (Daily)
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
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CDUS41 KLWX 170625
CLIDCA
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
225 AM EDT THU APR 17 2025
...................................
...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR APRIL 16 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 63 4:33 PM 92 2002 68 -5 74
MINIMUM 49 6:05 AM 29 1928 49 0 57
AVERAGE 56 58 -2 66
PRECIPITATION (IN)
YESTERDAY 0.00 2.09 1929 0.10 -0.10 0.00
MONTH TO DATE 2.43 1.65 0.78 2.01
SINCE MAR 1 4.92 5.15 -0.23 6.90
SINCE JAN 1 9.71 10.63 -0.92 14.19
SNOWFALL (IN)
YESTERDAY 0.0 T 1935 0.0 0.0 0.0
1937
1988
MONTH TO DATE 0.0 0.0 0.0 T
SINCE MAR 1 0.0 2.0 -2.0 T
SINCE JUL 1 14.9 13.7 1.2 8.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 9 8 1 0
MONTH TO DATE 145 160 -15 109
SINCE MAR 1 496 704 -208 508
SINCE JUL 1 3236 3627 -391 3060
COOLING
YESTERDAY 0 1 -1 1
MONTH TO DATE 15 10 5 14
SINCE MAR 1 40 13 27 16
SINCE JAN 1 40 13 27 17
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 37 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 13.9
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 44 2:00 AM
LOWEST 25 3:00 PM
AVERAGE 35
..........................................................
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 69 95 2002
MINIMUM TEMPERATURE (F) 49 26 1875
SUNRISE AND SUNSET
APRIL 17 2025.........SUNRISE 6:28 AM EDT SUNSET 7:47 PM EDT
APRIL 18 2025.........SUNRISE 6:27 AM EDT SUNSET 7:48 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$