978
CDUS41 KBOX 180546
CLIBOS
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
146 AM EDT SAT APR 18 2026
...............................
..THE BOSTON MA CLIMATE SUMMARY FOR APRIL 17 2026
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1872 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 57 259 PM 93 2002 57 0 60
MINIMUM 47 1159 PM 26 1908 41 6 41
1930
AVERAGE 52 49 3 51
PRECIPITATION (IN)
YESTERDAY 0.08 2.47 1954 0.11 -0.03 0.00
MONTH TO DATE 1.10 2.18 -1.08 2.22
SINCE MAR 1 4.74 6.35 -1.61 6.32
SINCE JAN 1 8.03 12.95 -4.92 11.63
SNOWFALL (IN)
YESTERDAY 0.0 0.6 1935 0.0 0.0 0.0
MONTH TO DATE T 1.4 -1.4 T
SINCE MAR 1 1.9 10.4 -8.5 T
SINCE JUL 1 62.8 49.0 13.8 28.1
DEGREE DAYS
HEATING
YESTERDAY 13 16 -3 14
MONTH TO DATE 257 321 -64 335
SINCE MAR 1 981 1149 -168 1032
SINCE JUL 1 5108 5087 21 4791
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 3 0 3 0
SINCE MAR 1 3 0 3 0
SINCE JAN 1 3 0 3 0
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION E (80)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NE (30)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION NE (30)
AVERAGE WIND SPEED 4.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 800 AM
LOWEST 80 200 PM
AVERAGE 87
......................................................
THE BOSTON MA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 58 94 1976
MINIMUM TEMPERATURE (F) 42 26 1875
1887
SUNRISE AND SUNSET
APRIL 18 2026.........SUNRISE 558 AM EDT SUNSET 729 PM EDT
APRIL 19 2026.........SUNRISE 557 AM EDT SUNSET 730 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page