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
246
CDUS41 KLWX 132129
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
529 PM EDT MON OCT 13 2025
...................................
...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR OCTOBER 13 2025...
VALID TODAY AS OF 0500 PM LOCAL TIME.
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)
TODAY
MAXIMUM 64 2:18 PM 84 1989 69 -5 81
MINIMUM 57 3:28 AM 30 1987 46 11 49
1988
2012
AVERAGE 61 58 3 65
PRECIPITATION (IN)
TODAY T 1.92 2011 0.11 -0.11 0.00
MONTH TO DATE 0.29 1.58 -1.29 0.13
SINCE SEP 1 1.51 5.52 -4.01 3.40
SINCE JAN 1 26.15 34.74 -8.59 29.18
SNOWFALL (IN)
TODAY 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
TODAY 4 8 -4 0
MONTH TO DATE 52 82 -30 42
SINCE SEP 1 59 127 -68 54
SINCE JUL 1 61 128 -67 56
COOLING
TODAY 0 1 -1 0
MONTH TO DATE 12 18 -6 14
SINCE SEP 1 182 170 12 151
SINCE JAN 1 1330 1226 104 1565
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION N (360)
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION N (360)
AVERAGE WIND SPEED 14.1
SKY COVER
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 89 12:00 AM
LOWEST 67 2:00 PM
AVERAGE 78
..........................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 69 86 1975
MINIMUM TEMPERATURE (F) 46 23 1988
SUNRISE AND SUNSET
OCTOBER 13 2025.......SUNRISE 7:18 AM EDT SUNSET 6:34 PM EDT
OCTOBER 14 2025.......SUNRISE 7:19 AM EDT SUNSET 6:32 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$