Blue Hill Observatory October 2024 Summary: October temperature was above average with much less rainfall and much more sunshine than expected. The approximated 24-hour mean temperature for the month of 54.3 deg F was 3.0 degrees warmer than the 1891-2020 130-year average for October, and it was 2.1 degrees warmer than the 1991-2020 30-year average.… Read More »
Blue Hill Observatory September 2024 Summary: September temperature was above average with less rainfall than expected and near average sunshine. The approximated 24-hour mean temperature for the month of 63.8 deg F was 2.3 degrees warmer than the 1891-2020 130-year average for September, and it was 0.7 degrees warmer than the 1991-2020 30-year average. The… Read More »
This study and informal report were prepared by Milton Academy senior, Max Donovan. It describes and analyzes the characteristics of back door cold front events from 2001-2020 in eastern Massachusetts and their impacts at the Blue Hill Observatory. This report can also be downloaded here.
Blue Hill Observatory Summer (Jun-Aug) 2024 Summary: Summer 2024 temperature was much above average, and there was less precipitation and more sunshine than expected. The approximated 24-hour mean temperature for summer of 70.7 deg F was 3.2 degrees warmer than the 1891-2020 130-year average for the season, and it was 1.5 degrees warmer than the… Read More »
Since 1851, more than 250 tropical cyclones have passed through the vicinity of New England, and more than 200 of these have brought measurable weather impacts at the Blue Hill Observatory since 1885. The link below is the complete list presented in Excel spreadsheet format with details such as tropical cyclone names, peak intensity, date… Read More »
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Learn more about the Observatory's observations through graphics, text summaries and data.
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BHO provides many science programs for educators, students and the general public.
Visit the Observatory on Great Blue Hill to learn about climate and weather or tour our historic facility.
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P.O. Box 187, Readville, MA 02137
