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
541
CDUS41 KLWX 152124
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
524 PM EDT WED MAY 15 2024
...................................
...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR MAY 15 2024...
VALID TODAY AS OF 0500 PM LOCAL TIME.
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)
TODAY
MAXIMUM 67 3:35 PM 90 1962 75 -8 75
MINIMUM 60 7:10 AM 37 1984 53 7 54
2016
AVERAGE 64 64 0 65
PRECIPITATION (IN)
TODAY 0.07 2.40 2003 0.16 -0.09 0.00
MONTH TO DATE 2.46 2.22 0.24 0.75
SINCE MAR 1 8.09 9.19 -1.10 5.62
SINCE JAN 1 15.54 14.74 0.80 9.25
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 MAR 1 T 4.0 -4.0 T
SINCE JUL 1 11.7 21.0 -9.3 0.4
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 1 4 -3 0
MONTH TO DATE 43 73 -30 84
SINCE MAR 1 722 1040 -318 867
SINCE JUL 1 3686 4550 -864 3831
COOLING
TODAY 0 2 -2 0
MONTH TO DATE 42 26 16 14
SINCE MAR 1 86 48 38 59
SINCE JAN 1 89 48 41 59
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION NE (30)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION N (20)
AVERAGE WIND SPEED 6.3
SKY COVER
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 8:00 AM
LOWEST 76 3:00 PM
AVERAGE 85
..........................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 75 90 1998
MINIMUM TEMPERATURE (F) 53 35 2000
SUNRISE AND SUNSET
MAY 15 2024...........SUNRISE 5:57 AM EDT SUNSET 8:16 PM EDT
MAY 16 2024...........SUNRISE 5:56 AM EDT SUNSET 8:17 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$