Climatological Report (Monthly)
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
700
CXUS51 KLWX 011915
CLMBWI
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
315 PM EDT MON JUN 01 2026
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...THE BALTIMORE MD CLIMATE SUMMARY FOR THE MONTH OF MAY 2026...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1871 TO 2026
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 97 05/19 90 7 88
LOWEST 37 05/01 39 -2 46
AVG. MAXIMUM 74.5 75.5 -1.0 75.7
AVG. MINIMUM 53.0 53.3 -0.3 57.1
MEAN 63.8 64.4 -0.6 66.4
DAYS MAX >= 90 3 2.1 0.9 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 8.71 1989
MINIMUM 0.37 1986
TOTALS 4.39 3.85 0.54 6.85
DAILY AVG. 0.14 0.12 0.02 0.22
DAYS >= .01 14 11.9 2.1 MM
DAYS >= .10 9 7.0 2.0 MM
DAYS >= .50 2 2.7 -0.7 MM
DAYS >= 1.00 1 0.9 0.1 MM
GREATEST
24 HR. TOTAL 1.47 05/23 TO 05/24 2.79
STORM TOTAL 1.21 2.28
(MM/DD(HH))
SNOWFALL (INCHES)
RECORDS
TOTAL T 1963
TOTALS 0.0 0.0 0.0 0.0
SINCE 7/1 17.6 19.3 -1.7 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 125 109 16 48
SINCE 7/1 4501 4475 26 MM
COOLING TOTAL 95 90 5 97
SINCE 1/1 166 111 55 MM
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WIND (MPH)
AVERAGE WIND SPEED 6.8
HIGHEST WIND SPEED/DIRECTION 31/290
HIGHEST GUST SPEED/DIRECTION 42/300
SKY COVER
AVERAGE SKY COVER 0.59
AVERAGE RH (PERCENT) 65
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 2 MIXED PRECIP 0
HEAVY RAIN 4 RAIN 5
LIGHT RAIN 17 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 13 FOG W/VIS <= 1/4 MILE 3
HAZE 3
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$