Climatological Report (Monthly)
Issued by NWS Sterling, VA

Home |  Current Version |  Previous Version |  Text Only |  Print | Product List |  Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12
637
CXUS51 KLWX 022026
CLMDCA

CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
426 PM EDT SAT NOV 02 2024

...................................

...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR THE MONTH OF OCTOBER 2024...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1871 TO 2024

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE
                                          NORMAL
..............................................................
TEMPERATURE (F)
RECORD
 HIGH             98   10/02/2019
 LOW              26   10/31/1917
                       10/31/1893
                       10/30/1873
HIGHEST           83   10/31         84      -1       86
LOWEST            44   10/17         37       7       41
                       10/28
AVG. MAXIMUM    73.0               69.4     3.6     72.6
AVG. MINIMUM    53.0               52.2     0.8     53.6
MEAN            63.0               60.8     2.2     63.1
DAYS MAX >= 90     0                0.3    -0.3        0
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     0                0.0     0.0        0
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        9.41   2005
 MINIMUM           T   1963
TOTALS          1.48               3.66   -2.18     0.65
DAILY AVG.      0.05               0.12   -0.07     0.02
DAYS >= .01        2                8.3    -6.3        6
DAYS >= .10        1                4.9    -3.9        1
DAYS >= .50        1                2.5    -1.5        0
DAYS >= 1.00       1                1.1    -0.1        0
GREATEST
 24 HR. TOTAL   1.47   09/30 TO 10/01               0.48
 STORM TOTAL    1.46                                0.45
 (MM/DD(HH))

SNOWFALL (INCHES)
RECORDS
 TOTAL           2.2   1925
TOTALS           0.0                0.0     0.0      0.0
SINCE 7/1        0.0                0.0     0.0       MM
DAYS >= TRACE      0                0.0     0.0        0
DAYS >= 1.0        0                0.0     0.0        0
GREATEST
 SNOW DEPTH        0                                   0

DEGREE DAYS
HEATING TOTAL    105                175     -70      124
 SINCE 7/1       105                191     -86       MM
COOLING TOTAL     51                 45       6       74
 SINCE 1/1      1999               1735     264       MM
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              7.1
HIGHEST WIND SPEED/DIRECTION    28/300
HIGHEST GUST SPEED/DIRECTION    38/280

SKY COVER
AVERAGE SKY COVER           0.35

AVERAGE RH (PERCENT)     59

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                1     RAIN                       1
LIGHT RAIN                4     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       4     FOG W/VIS <= 1/4 MILE      0
HAZE                      2

-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

$$