Climatological Report (Daily)
Issued by NWS Boston, MA
Issued by NWS Boston, MA
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CDUS41 KBOX 200536
CLIBOS
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
136 AM EDT MON MAY 20 2024
...................................
...THE BOSTON MA CLIMATE SUMMARY FOR MAY 19 2024...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1872 TO 2024
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 57 334 PM 90 1949 67 -10 69
1986
2017
MINIMUM 51 1021 PM 38 1882 51 0 46
AVERAGE 54 59 -5 58
PRECIPITATION (IN)
YESTERDAY 0.08 1.55 1900 0.10 -0.02 0.00
MONTH TO DATE 2.72 1.92 0.80 0.28
SINCE MAR 1 14.62 9.72 4.90 7.67
SINCE JAN 1 22.91 16.32 6.59 14.26
SNOWFALL (IN)
YESTERDAY 0.0 0.0 2000 0.0 0.0 0.0
2001
2002
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE MAR 1 0.1 10.6 -10.5 0.9
SINCE JUL 1 9.8 49.2 -39.4 12.4
DEGREE DAYS
HEATING
YESTERDAY 11 7 4 7
MONTH TO DATE 183 168 15 122
SINCE MAR 1 1364 1492 -128 1290
SINCE JUL 1 4849 5430 -581 4606
COOLING
YESTERDAY 0 1 -1 0
MONTH TO DATE 0 11 -11 27
SINCE MAR 1 0 15 -15 32
SINCE JAN 1 0 15 -15 32
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 10 RESULTANT WIND DIRECTION NE (40)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NE (30)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NE (30)
AVERAGE WIND SPEED 10.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 100 AM
LOWEST 87 100 PM
AVERAGE 94
..........................................................
THE BOSTON MA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 68 91 1996
MINIMUM TEMPERATURE (F) 51 40 1892
SUNRISE AND SUNSET
MAY 20 2024...........SUNRISE 518 AM EDT SUNSET 804 PM EDT
MAY 21 2024...........SUNRISE 517 AM EDT SUNSET 805 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$