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
839
CDUS41 KLWX 070629
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
229 AM EDT TUE OCT 07 2025
...................................
...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR OCTOBER 6 2025...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1960 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 84 2:23 PM 89 2013 72 12 77
MINIMUM 53 6:27 AM 28 1968 49 4 48
AVERAGE 69 60 9 63
PRECIPITATION (IN)
YESTERDAY 0.00 1.05 2006 0.13 -0.13 0.00
MONTH TO DATE 0.00 0.76 -0.76 0.13
SINCE SEP 1 1.22 4.70 -3.48 3.40
SINCE JAN 1 25.86 33.92 -8.06 29.18
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 6 -6 2
MONTH TO DATE 17 31 -14 2
SINCE SEP 1 24 76 -52 14
SINCE JUL 1 26 77 -51 16
COOLING
YESTERDAY 4 1 3 0
MONTH TO DATE 4 11 -7 14
SINCE SEP 1 174 163 11 151
SINCE JAN 1 1322 1219 103 1565
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SE (150)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 5.8
SKY COVER
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
FOG W/VISIBILITY <= 1/4 MILE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 12:00 AM
LOWEST 47 3:00 PM
AVERAGE 74
..........................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 71 91 2007
MINIMUM TEMPERATURE (F) 49 31 1988
SUNRISE AND SUNSET
OCTOBER 7 2025.......SUNRISE 7:12 AM EDT SUNSET 6:43 PM EDT
OCTOBER 8 2025.......SUNRISE 7:13 AM EDT SUNSET 6:41 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$