WFO Monthly/Daily Climate Data
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
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CXUS51 KLWX 051018
CF6IAD
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: WASHINGTON DULLES DC
MONTH: JULY
YEAR: 2020
LATITUDE: 38 57 N
LONGITUDE: 77 27 W
TEMPERATURE IN F: :PCPN: SNOW: WIND :SUNSHINE: SKY :PK WND
================================================================================
1 2 3 4 5 6A 6B 7 8 9 10 11 12 13 14 15 16 17 18
12Z AVG MX 2MIN
DY MAX MIN AVG DEP HDD CDD WTR SNW DPTH SPD SPD DIR MIN PSBL S-S WX SPD DR
================================================================================
1 88 68 78 2 0 13 0.12 0.0 0 5.4 16 350 M M 7 3 19 360
2 90 65 78 2 0 13 0.00 0.0 0 5.8 15 360 M M 2 19 350
3 94 65 80 4 0 15 0.00 0.0 0 5.6 15 300 M M 2 21 300
4 93 70 82 6 0 17 0.00 0.0 0 4.1 14 110 M M 5 8 19 20
5 93 71 82 6 0 17 0.55 0.0 0 4.8 29 170 M M 6 138 39 150
6 95 71 83 7 0 18 0.01 0.0 0 5.1 21 90 M M 6 13 27 100
7 89 69 79 2 0 14 0.62 0.0 0 4.4 20 190 M M 8 13 23 190
8 91 73 82 5 0 17 0.00 0.0 0 3.9 12 140 M M 3 16 140
9 90 69 80 3 0 15 0.00 0.0 0 4.7 15 120 M M 3 17 120
10 90 73 82 5 0 17 0.25 0.0 0 7.1 16 290 M M 5 1 23 280
11 90 70 80 3 0 15 T 0.0 0 7.0 20 290 M M 6 1 26 300
12 89 64 77 0 0 12 0.01 0.0 0 3.6 16 220 M M 5 22 210
13 89 67 78 1 0 13 T 0.0 0 4.9 14 30 M M 5 17 30
14 89 65 77 0 0 12 0.00 0.0 0 5.2 15 330 M M 3 20 350
15 91 62 77 0 0 12 0.00 0.0 0 5.6 15 130 M M 5 20 130
16 88 73 81 4 0 16 0.00 0.0 0 9.8 18 150 M M 7 27 160
17 96 74 85 8 0 20 0.00 0.0 0 6.4 14 190 M M 7 19 200
18 97 71 84 7 0 19 0.00 0.0 0 3.6 9 110 M M 3 13 260
19 98 71 85 8 0 20 0.00 0.0 0 4.5 14 210 M M 4 19 220
20 99 75 87 10 0 22 0.01 0.0 0 4.4 17 360 M M 7 3 25 360
21 97 73 85 8 0 20 0.04 0.0 0 4.1 24 360 M M 6 138 33 350
22 95 70 83 6 0 18 1.64 0.0 0 3.9 28 320 M M 8 123 40 310
23 93 71 82 5 0 17 0.22 0.0 0 3.9 21 350 M M 8 13 28 340
24 84 73 79 2 0 14 0.86 0.0 0 2.9 10 240 M M 8 13 14 250
25 92 70 81 4 0 16 0.00 0.0 0 1.6 9 170 M M 5 1 13 170
26 94 74 84 7 0 19 0.00 0.0 0 4.7 16 300 M M 3 23 290
27 95 71 83 6 0 18 0.00 0.0 0 4.4 18 220 M M 4 24 210
28 92 73 83 6 0 18 T 0.0 0 5.3 18 320 M M 5 24 340
29 92 70 81 4 0 16 0.00 0.0 0 3.7 12 210 M M 2 1 16 250
30 95 69 82 5 0 17 0.20 0.0 0 3.9 28 180 M M 7 13 37 180
31 79 72 76 -1 0 11 0.32 0.0 0 3.2 8 40 M M 10 1 11 40
================================================================================
SM 2847 2172 0 501 4.85 0.0 147.5 M 165
================================================================================
AV 91.8 70.1 4.8 FASTST M M 5 MAX(MPH)
MISC ----> 29 170 40 310
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES
COLUMN 17 PEAK WIND IN M.P.H.
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2
STATION: WASHINGTON DULLES DC
MONTH: JULY
YEAR: 2020
LATITUDE: 38 57 N
LONGITUDE: 77 27 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 81.0 TOTAL FOR MONTH: 4.85 1 = FOG OR MIST
DPTR FM NORMAL: 4.3 DPTR FM NORMAL: 1.18 2 = FOG REDUCING VISIBILITY
HIGHEST: 99 ON 20 GRTST 24HR 1.68 ON 21-22 TO 1/4 MILE OR LESS
LOWEST: 62 ON 15 3 = THUNDER
SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS
TOTAL MONTH: 0.0 INCH 5 = HAIL
GRTST 24HR 0.0 6 = FREEZING RAIN OR DRIZZLE
GRTST DEPTH: 0 7 = DUSTSTORM OR SANDSTORM:
VSBY 1/2 MILE OR LESS
8 = SMOKE OR HAZE
[NO. OF DAYS WITH] [WEATHER - DAYS WITH] 9 = BLOWING SNOW
X = TORNADO
MAX 32 OR BELOW: 0 0.01 INCH OR MORE: 13
MAX 90 OR ABOVE: 23 0.10 INCH OR MORE: 9
MIN 32 OR BELOW: 0 0.50 INCH OR MORE: 4
MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 1
[HDD (BASE 65) ]
TOTAL THIS MO. 0 CLEAR (SCALE 0-3) 6
DPTR FM NORMAL 0 PTCLDY (SCALE 4-7) 22
TOTAL FM JUL 1 0 CLOUDY (SCALE 8-10) 3
DPTR FM NORMAL 0
[CDD (BASE 65) ]
TOTAL THIS MO. 501
DPTR FM NORMAL 138 [PRESSURE DATA]
TOTAL FM JAN 1 851 HIGHEST SLP 30.22 ON 16
DPTR FM NORMAL 159 LOWEST SLP 29.69 ON 11
[REMARKS]
#FINAL-07-20#