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Public Tours

Since the weather is nice and the trails are dry we will be open Sunday 1/22 from 10 to 1
We will be open every Saturday unless weather is dangerous: 10:00AM-4PM
All Federal Holidays and Patriot's Day: 10AM-4PM
Tours and Programs by appointment any day 8:30 to 5:30 Year-Round
Directions and Admission Information

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Weather Summaries

2016 Was the Second Warmest Year on Record

2016 Was the Second Warmest Year on Record

The year 2016 ended with a 24-hour corrected mean temperature of 51.2F, which was 3.6F warmer than the 120-year mean and 2.3F above the 30-year normal. This was the second warmest year on record behind only the mean of 51.7F observed in 2012. The annual average maximum temperature of 60.6F was the second highest on […]

| January 9, 2017 | Reply
December 2016 Summary – Warmer and Drier Than Average

December 2016 Summary – Warmer and Drier Than Average

Blue Hill Observatory December 2016 Summary: December continued the warmer, drier and sunnier than average weather that occurred in November and during much of 2016. The 24-hour mean temperature for the month of 32.1 deg F was 2.3 degrees warmer than the 120-year average for December and about a half degree warmer than the 1981-2010 30-year average. […]

| January 6, 2017 | Reply

What's Happening on the Hill

HAPPY NEW YEAR!

HAPPY NEW YEAR!

One hundred and thirty one years ago rockets lit up the sky announcing the official opening of Blue Hill Observatory. This was the beginning of the longest climate record in North America. Today we continue that proud tradition thanks to the generosity of people like you. Your continued interest and support is greatly appreciated. There […]

| January 1, 2017 | Reply
Help us Reach the Top of the Tower

Help us Reach the Top of the Tower

This is our last chance this year to ask you to support this very special American Institution. Gifts made by 11:59 p.m. EST today will be tax deductible in 2016. If you have already made your donation, thank you. Happy New Year! There are three ways to donate: By Check made out to Blue Hill […]

| December 30, 2016 | Reply
Women in Science? BHO Welcomes a Star?

Women in Science? BHO Welcomes a Star?

      Someone forgot to tell our new Observer that women can’t have a career in science. Meet our new Observer, Cecilia Borries-Strigle. CeCe, joined the Observatory staff nine months ago and has already become so proficient at her job that she was recently named “Chief Observer” by the Observatory’s Board of Directors. CeCe, who holds […]

| December 30, 2016 | Reply
Happy New Year from a Snowy, We Hope, Blue Hill Observatory

Happy New Year from a Snowy, We Hope, Blue Hill Observatory

No snowflake will ever be missed this winter on Great Blue Hill. Why? Because we are Blue Hill Observatory and we have never   missed a day observing the weather in the last 131 years. And, by the way, we are open every day for our members (please join), and to the public every weekend all […]

| December 29, 2016 | Reply