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
587
CDUS41 KLWX 022123
CLIDCA
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
523 PM EDT TUE SEP 02 2025
...................................
...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR SEPTEMBER 2 2025...
VALID TODAY AS OF 0500 PM LOCAL TIME.
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)
TODAY
MAXIMUM 80 2:27 PM 101 1980 85 -5 81
MINIMUM 60 6:01 AM 50 1892 68 -8 67
1895
AVERAGE 70 77 -7 74
PRECIPITATION (IN)
TODAY 0.00 2.47 1926 0.13 -0.13 0.00
MONTH TO DATE 0.00 0.25 -0.25 0.01
SINCE SEP 1 0.00 0.25 -0.25 0.01
SINCE JAN 1 27.26 28.16 -0.90 29.10
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 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE SEP 1 0 0 0 0
SINCE JUL 1 0 0 0 0
COOLING
TODAY 5 12 -7 9
MONTH TO DATE 9 24 -15 24
SINCE SEP 1 9 24 -15 24
SINCE JAN 1 1474 1476 -2 1739
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION NE (50)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION NE (50)
AVERAGE WIND SPEED 5.7
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 4:00 AM
LOWEST 37 3:00 PM
AVERAGE 62
..........................................................
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 85 98 1953
MINIMUM TEMPERATURE (F) 68 48 1892
1909
SUNRISE AND SUNSET
SEPTEMBER 2 2025.....SUNRISE 6:38 AM EDT SUNSET 7:36 PM EDT
SEPTEMBER 3 2025.....SUNRISE 6:39 AM EDT SUNSET 7:35 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$