Climatological Report (Monthly) Issued by NWS Sterling, VA
000
CXUS51 KLWX 011854
CLMBWI
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
254 PM EDT THU JUN 01 2023
...................................
...THE BALTIMORE MD CLIMATE SUMMARY FOR THE MONTH OF MAY 2023...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1871 TO 2023
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE
NORMAL
..............................................................
TEMPERATURE (F)
RECORD
HIGH 98 05/30/2011
05/30/1991
05/19/1962
LOW 32 05/11/1966
HIGHEST 85 05/12 90 -5 96
LOWEST 40 05/04 39 1 39
AVG. MAXIMUM 74.9 75.5 -0.6 76.6
AVG. MINIMUM 50.6 53.3 -2.7 56.5
MEAN 62.8 64.4 -1.6 66.6
DAYS MAX >= 90 0 2.1 -2.1 5
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 8.71 1989
MINIMUM 0.37 1986
TOTALS 0.55 3.85 -3.30 5.39
DAILY AVG. 0.02 0.12 -0.10 0.17
DAYS >= .01 8 11.9 -3.9 15
DAYS >= .10 2 7.0 -5.0 10
DAYS >= .50 0 2.7 -2.7 4
DAYS >= 1.00 0 0.9 -0.9 2
GREATEST
24 HR. TOTAL 0.33 04/30 TO 04/30 1.86
STORM TOTAL 0.30 1.25
(MM/DD(HH))
SNOWFALL (INCHES)
RECORDS
TOTAL T 1963
TOTALS 0.0 0.0 0.0 0.0
SINCE 7/1 0.2 19.3 -19.1 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 100 109 -9 75
SINCE 7/1 3654 4475 -821 MM
COOLING TOTAL 37 90 -53 131
SINCE 1/1 89 111 -22 MM
..............................................................
WIND (MPH)
AVERAGE WIND SPEED 6.1
HIGHEST WIND SPEED/DIRECTION 23/230
HIGHEST GUST SPEED/DIRECTION 33/240
33/340
SKY COVER
AVERAGE SKY COVER 0.55
AVERAGE RH (PERCENT) 60
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 1 MIXED PRECIP 0
HEAVY RAIN 0 RAIN 1
LIGHT RAIN 9 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 6 FOG W/VIS <= 1/4 MILE 1
HAZE 6
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
&&
MAY 2023 WAS TIED WITH 1957 FOR THE THIRD DRIEST MAY ON RECORD. ONLY MAY
OF 1986 AND 1964 HAD LESS PRECIPITATION THAN MAY OF 2023. THE REGION WAS ON THE
SUBSIDENT SIDE OF AN UPPER LEVEL TROUGH THAT KEPT THE REGION ON THE COOL AND
DRY SIDE FOR ALMOST THE ENTIRE MONTH.
$$