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
271
CDUS41 KLWX 302126
CLIDCA
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
526 PM EDT WED SEP 30 2026
...................................
...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR SEPTEMBER 30 2026...
VALID TODAY AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1871 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
TODAY
MAXIMUM 80 2:17 PM 91 1954 75 5 76
1986
MINIMUM 61 6:39 AM 38 1942 59 2 67
AVERAGE 71 67 4 72
PRECIPITATION (IN)
TODAY 0.00 4.66 2010 0.14 -0.14 T
MONTH TO DATE 4.26 3.93 0.33 3.72
SINCE SEP 1 4.26 3.93 0.33 3.72
SINCE JAN 1 25.82 31.84 -6.02 30.98
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 2 -2 0
MONTH TO DATE 15 14 1 0
SINCE SEP 1 15 14 1 0
SINCE JUL 1 15 14 1 0
COOLING
TODAY 6 4 2 7
MONTH TO DATE 278 238 40 226
SINCE SEP 1 278 238 40 226
SINCE JAN 1 1887 1690 197 1691
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION S (170)
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION S (160)
AVERAGE WIND SPEED 6.1
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 4:00 AM
LOWEST 50 1:00 PM
AVERAGE 73
..........................................................
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 75 93 1927
1941
MINIMUM TEMPERATURE (F) 58 36 1899
SUNRISE AND SUNSET
SEPTEMBER 30 2026.....SUNRISE 7:03 AM EDT SUNSET 6:52 PM EDT
OCTOBER 1 2026.......SUNRISE 7:04 AM EDT SUNSET 6:51 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$