CLIMATE SUMMARY FOR Blue Hill Meteorological Observatory
September 10, 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL LAST
VALUE LOCAL VALUE VALUE YEAR
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TEMPERATURE (F)
MAXIMUM 64.4 1:01 PM 84 2022 71 77.8
MINIMUM 54.0 11:54 PM 51 2012 57 56.5
MEAN 59.2 64 67.2
PRECIPITATION (in)
AMOUNT 0.00 0.77 2018 0.07 0.00
MONTH TO DATE 1.67 0.03
YEAR TO DATE 41.41 267.0
SNOWFALL (in)
AMOUNT 0.0 0.0 2025 0.0 0.0
MONTH TO DATE 0.0 0.0
SEASON TO DATE 0.0 0.0
SNOW DEPTH 0 0
DEGREE DAYS
HEATING (BASE 65F)
VALUE 6 1 0
MONTH TO DATE 21 8
SEASON TO DATE 42 21
COOLING (BASE 65F)
VALUE 0 0 3
MONTH TO DATE 27 25
SEASON TO DATE 705 730
WIND (mph)
HIGHEST WIND SPEED 18 NE ( 57) 1:55 PM 14 SSW
HIGHEST GUST SPEED 24 ENE ( 70) 2:24 PM 18 SW
MEAN WIND SPEED 10.4 NE ( 57) 9.0 WNW
BAROMETRIC PRESSURE (in)
MAXIMUM 30.35 12:00 AM 30.13
MINIMUM 30.11 11:54 PM 30.00
MEAN 30.235 30.047
RELATIVE HUMIDITY (PERCENT)
HIGHEST 95 11:45 PM 95
LOWEST 74 1:07 PM 41
MEAN 85.3 67.5
SUNSHINE (W/m2)
TOTAL MINUTES 574 627
MAXIMUM INTENSITY 624 2:52 PM 986
MEAN INTENSITY 123.9 242.0
MONTH MINUTES 5565
EVAPOTRANSPIRATION (in)
AMOUNT 0.10 0.20
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
none
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SUN AND MOON FOR September 10, 2025
SUNRISE 5:21 AM SUNSET 6:01 PM
MOONRISE 7:21 PM MOONSET 8:45 AM
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T INDICATES TRACE AMOUNT.
RECORDS BEGIN 04/20/2004.