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
049
CDUS41 KLWX 150527
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
127 AM EDT WED MAY 15 2024
...................................
...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR MAY 14 2024...
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)
YESTERDAY
MAXIMUM 67 3:45 PM 89 2010 75 -8 79
MINIMUM 60 3:04 AM 32 1996 52 8 54
2013
AVERAGE 64 64 0 67
PRECIPITATION (IN)
YESTERDAY 0.35 1.87 2018 0.16 0.19 0.00
MONTH TO DATE 2.39 2.06 0.33 0.75
SINCE MAR 1 8.02 9.03 -1.01 5.62
SINCE JAN 1 15.47 14.58 0.89 9.25
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 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
YESTERDAY 1 4 -3 0
MONTH TO DATE 42 69 -27 84
SINCE MAR 1 721 1036 -315 867
SINCE JUL 1 3685 4546 -861 3831
COOLING
YESTERDAY 0 2 -2 2
MONTH TO DATE 42 24 18 14
SINCE MAR 1 86 46 40 59
SINCE JAN 1 89 46 43 59
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION S (170)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION S (170)
AVERAGE WIND SPEED 6.3
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 7:00 PM
LOWEST 63 12:00 AM
AVERAGE 78
..........................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 75 90 1962
MINIMUM TEMPERATURE (F) 53 37 1984
2016
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.
$$