590
CXUS51 KBOX 011730
CLMBOS
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
1230 PM EST WED FEB 01 2023
...............................
..THE BOSTON MA CLIMATE SUMMARY FOR THE MONTH OF JANUARY 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 74 01/12/2020
LOW -13 01/24/1882
HIGHEST 58 01/13 52
LOWEST 23 01/11 4
01/31
AVG. MAXIMUM 43.6 36.8 6.8
AVG. MINIMUM 32.1 23.1 9.0
MEAN 37.8 29.9 7.9
DAYS MAX >= 90 0 0.0 0.0
DAYS MAX <= 32 0 9.7 -9.7
DAYS MIN <= 32 17 24.8 -7.8
DAYS MIN <= 0 0 0.4 -0.4
PRECIPITATION (INCHES)
RECORD
MAXIMUM 10.55 1979
MINIMUM 0.61 1989
TOTALS 5.23 3.39 1.84
DAILY AVG. 0.17 0.11 0.06
DAYS >= .01 20 11.8 8.2
DAYS >= .10 12 6.6 5.4
DAYS >= .50 3 2.5 0.5
DAYS >= 1.00 0 0.8 -0.8
GREATEST
24 HR. TOTAL 1.03 01/19 TO 01/20
SNOWFALL (INCHES)
RECORDS
MAXIMUM 43.3 2005
MINIMUM 0.3 1913
TOTALS 6.9 14.3 -7.4
LIQUID EQUIV 0.70
SINCE 7/1 7.9 24.2 -16.3
DAYS >= TRACE 14 6.6 7.4
DAYS >= 1.0 3 3.5 -0.5
GREATEST
24 HR TOTAL 2.3 01/23 TO 01/23
DEGREE DAYS
HEATING TOTAL 835 1086 -251
SINCE 7/1 2482 3012 -530
COOLING TOTAL 0 0 0
SINCE 1/1 0 0 0
..........................................................
WIND (MPH)
AVERAGE WIND SPEED 10.7
RESULTANT WIND SPEED/DIRECTION 5/300
HIGHEST WIND SPEED/DIRECTION 36/060 DATE 01/20
HIGHEST GUST SPEED/DIRECTION 46/280 DATE 01/26
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.80
NUMBER OF DAYS FAIR 1
NUMBER OF DAYS PC 13
NUMBER OF DAYS CLOUDY 17
AVERAGE RH (PERCENT) 76
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 0 MIXED PRECIP 1
HEAVY RAIN 2 RAIN 10
LIGHT RAIN 19 FREEZING RAIN 0
LT FREEZING RAIN 1 HAIL 0
HEAVY SNOW 0 SNOW 3
LIGHT SNOW 13 SLEET 4
FOG 20 FOG W/VIS <= 1/4 MILE 1
HAZE 2
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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