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
175
CDUS41 KLWX 042128
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
528 PM EDT SAT MAY 04 2024
...................................
...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR MAY 4 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 56 2:34 PM 90 2001 72 -16 64
2018
MINIMUM 52 5:43 AM 31 1967 49 3 44
AVERAGE 54 61 -7 54
PRECIPITATION (IN)
TODAY 0.80 1.23 1996 0.15 0.65 0.05
MONTH TO DATE 1.21 0.57 0.64 0.09
SINCE MAR 1 6.84 7.54 -0.70 4.96
SINCE JAN 1 14.29 13.09 1.20 8.59
SNOWFALL (IN)
TODAY 0.0 MM MM 0.0 0.0 MM
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 11 6 5 11
MONTH TO DATE 11 24 -13 50
SINCE MAR 1 690 991 -301 833
SINCE JUL 1 3654 4501 -847 3797
COOLING
TODAY 0 1 -1 0
MONTH TO DATE 16 4 12 0
SINCE MAR 1 60 26 34 45
SINCE JAN 1 63 26 37 45
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION E (110)
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION E (110)
AVERAGE WIND SPEED 5.9
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 12:00 PM
LOWEST 83 12:00 AM
AVERAGE 88
..........................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 73 88 1980
MINIMUM TEMPERATURE (F) 50 29 1976
SUNRISE AND SUNSET
MAY 4 2024...........SUNRISE 6:08 AM EDT SUNSET 8:06 PM EDT
MAY 5 2024...........SUNRISE 6:07 AM EDT SUNSET 8:07 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$