Climatological Report (Monthly)
Issued by NWS Boston, MA
Issued by NWS Boston, MA
000
CXUS51 KBOX 010700
CLMBDL
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
300 AM EDT SUN OCT 01 2023
...................................
...THE HARTFORD CT CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2023...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1904 TO 2023
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE
NORMAL
..............................................................
TEMPERATURE (F)
RECORD
HIGH 101 09/02/1953
LOW 30 09/29/2000
09/20/1979
09/27/1978
HIGHEST 95 09/07 86
LOWEST 43 09/27 40
AVG. MAXIMUM 76.1 75.7 0.4
AVG. MINIMUM 57.5 53.8 3.7
MEAN 66.8 64.8 2.0
DAYS MAX >= 90 3 1.2 1.8
DAYS MAX <= 32 0 0.0 0.0
DAYS MIN <= 32 0 0.1 -0.1
DAYS MIN <= 0 0 0.0 0.0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 14.59 1938
MINIMUM 0.20 1914
TOTALS 12.18 4.39 7.79
DAILY AVG. 0.41 0.15 0.26
DAYS >= .01 12 9.2 2.8
DAYS >= .10 11 5.9 5.1
DAYS >= .50 6 2.7 3.3
DAYS >= 1.00 5 1.2 3.8
GREATEST
24 HR. TOTAL 4.15 09/29 TO 09/30
SNOWFALL (INCHES)
RECORDS
TOTAL 0.0 MM
SNOW DEPTH 0 MM
TOTALS 0.0 0.0 0.0
LIQUID EQUIV 0.00
SINCE 7/1 0.0 0.0 0.0
SNOWDEPTH AVG. 0
DAYS >= TRACE 0 0.0 0.0
DAYS >= 1.0 0 0.0 0.0
GREATEST
SNOW DEPTH 0
24 HR TOTAL MM
DEGREE DAYS
HEATING TOTAL 77 93 -16
SINCE 7/1 78 102 -24
COOLING TOTAL 141 86 55
SINCE 1/1 909 811 98
..............................................................
WIND (MPH)
AVERAGE WIND SPEED 6.4
RESULTANT WIND SPEED/DIRECTION 3/360
HIGHEST WIND SPEED/DIRECTION 33/250 DATE 09/08
HIGHEST GUST SPEED/DIRECTION 45/240 DATE 09/08
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.61
NUMBER OF DAYS FAIR 8
NUMBER OF DAYS PC 11
NUMBER OF DAYS CLOUDY 11
AVERAGE RH (PERCENT) 75
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 5 MIXED PRECIP 0
HEAVY RAIN 7 RAIN 10
LIGHT RAIN 13 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 17 FOG W/VIS <= 1/4 MILE 2
HAZE 1
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$