National Weather Service Text Product
AFOS product CLIBOS
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLIBOS
Product Timestamp: 2021-04-20 06:31 UTC
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191
CDUS41 KBOX 200631
CLIBOS
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
231 AM EDT TUE APR 20 2021
...................................
...THE BOSTON MA CLIMATE SUMMARY FOR APRIL 19 2021...
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1872 TO 2021
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 63 1220 PM 87 1914 57 6 61
MINIMUM 48 1254 AM 22 1875 42 6 37
AVERAGE 56 49 7 49
PRECIPITATION (IN)
YESTERDAY 0.01 1.65 1877 0.11 -0.10 0.00
MONTH TO DATE 2.83 2.50 0.33 2.96
SINCE MAR 1 4.72 6.82 -2.10 6.56
SINCE JAN 1 9.79 13.43 -3.64 11.25
SNOWFALL (IN)
YESTERDAY 0.0 0.1 1961 0.0 0.0 0.0
MONTH TO DATE 0.1 1.7 -1.6 0.7
SINCE MAR 1 0.2 9.5 -9.3 0.7
SINCE JUL 1 38.6 43.6 -5.0 15.8
DEGREE DAYS
HEATING
YESTERDAY 9 16 -7 16
MONTH TO DATE 297 358 -61 367
SINCE MAR 1 1001 1187 -186 1080
SINCE JUL 1 4778 5229 -451 4463
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE MAR 1 0 0 0 0
SINCE JAN 1 0 0 0 0
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION SE (120)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION SW (240)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION SW (240)
AVERAGE WIND SPEED 7.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 73 1200 AM
LOWEST 46 900 AM
AVERAGE 60
..........................................................
THE BOSTON MA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 57 89 1927
1941
1976
MINIMUM TEMPERATURE (F) 42 21 1897
SUNRISE AND SUNSET
APRIL 20 2021.........SUNRISE 555 AM EDT SUNSET 732 PM EDT
APRIL 21 2021.........SUNRISE 553 AM EDT SUNSET 733 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$