Climatological Report (Seasonal) Issued by NWS Boston, MA
000
CXUS51 KBOX 011256
CLSBOS
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
833 AM EDT THU JUN 01 2023
...................................
...THE BOSTON MA CLIMATE SUMMARY FOR THE SEASON, FROM
3/1/2023 TO 5/31/2023...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1872 TO 2023
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE
NORMAL
..............................................................
TEMPERATURE (F)
RECORD
HIGH 97 05/26/1880
LOW -8 03/06/1872
HIGHEST 88 04/13 89
LOWEST 28 03/20 17
AVG. MAXIMUM 58.1 56.1 2.0
AVG. MINIMUM 43.0 40.7 2.3
MEAN 50.6 48.4 2.2
DAYS MAX >= 90 0 0.7 -0.7
DAYS MAX <= 32 0 2.2 -2.2
DAYS MIN <= 32 12 18.2 -6.2
DAYS MIN <= 0 0 0.0 0.0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 22.10 1953
MINIMUM 3.50 1915
TOTALS 9.64 11.05 -1.41
DAILY AVG. 0.10 0.12 -0.02
DAYS >= .01 28 35.0 -7.0
DAYS >= .10 14 20.4 -6.4
DAYS >= .50 5 6.8 -1.8
DAYS >= 1.00 3 2.3 0.7
GREATEST
24 HR. TOTAL 2.44 03/13 TO 03/14
SNOWFALL (INCHES)
RECORDS
MAXIMUM 41.1 1993
MINIMUM T MULTI-YEARS
TOTALS 0.9 10.6 -9.7
LIQUID EQUIV 0.10
SINCE 7/1 12.4 49.2 -36.8
DAYS >= TRACE 7 5.2 1.8
DAYS >= 1.0 0 2.5 -2.5
GREATEST
24 HR TOTAL 0.5 03/14 TO 03/14
DEGREE DAYS
HEATING TOTAL 1351 1558 -207
SINCE 7/1 4667 5494 -827
COOLING TOTAL 44 34 10
SINCE 1/1 44 33 11
FREEZE DATES
RECORD
EARLIEST 10/05/1881
LATEST 05/03/1882
EARLIEST 11/18
LATEST 03/30
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WIND (MPH)
AVERAGE WIND SPEED 11.7
RESULTANT WIND SPEED/DIRECTION 2/330
HIGHEST WIND SPEED/DIRECTION 39/030 DATE 03/14
HIGHEST GUST SPEED/DIRECTION 45/MM DATE 03/04
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.60
NUMBER OF DAYS FAIR 20
NUMBER OF DAYS PC 38
NUMBER OF DAYS CLOUDY 34
AVERAGE RH (PERCENT) 62
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 0 MIXED PRECIP 0
HEAVY RAIN 7 RAIN 11
LIGHT RAIN 38 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 1
LIGHT SNOW 7 SLEET 1
FOG 29 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.
$$