Climatological Report (Daily)
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
Versions:
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
369
CDUS41 KLWX 210528
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1228 AM EST THU NOV 21 2024
...................................
...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR NOVEMBER 20 2024...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1960 TO 2024
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 65 3:32 PM 79 1985 55 10 50
MINIMUM 46 11:59 PM 18 1980 34 12 30
AVERAGE 56 45 11 40
PRECIPITATION (IN)
YESTERDAY 0.78R 0.75 1983 0.10 0.68 0.00
MONTH TO DATE 1.35 2.09 -0.74 0.34
SINCE SEP 1 4.75 9.68 -4.93 7.66
SINCE JAN 1 30.53 38.90 -8.37 26.88
SNOWFALL (IN)
YESTERDAY 0.0 T 1969 0.0 0.0 0.0
1987
2000
MONTH TO DATE 0.0 0.1 -0.1 0.0
SINCE SEP 1 0.0 0.1 -0.1 T
SINCE JUL 1 0.0 0.1 -0.1 T
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 9 20 -11 25
MONTH TO DATE 216 348 -132 324
SINCE SEP 1 452 677 -225 530
SINCE JUL 1 454 678 -224 530
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 16 0 16 0
SINCE SEP 1 172 174 -2 265
SINCE JAN 1 1586 1230 356 1380
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 36 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 50 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 5.5
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 8:00 PM
LOWEST 63 2:00 PM
AVERAGE 80
..........................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 54 76 2007
MINIMUM TEMPERATURE (F) 34 16 1969
SUNRISE AND SUNSET
NOVEMBER 21 2024......SUNRISE 7:00 AM EST SUNSET 4:52 PM EST
NOVEMBER 22 2024......SUNRISE 7:01 AM EST SUNSET 4:51 PM EST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$