Blue Hill Observatory

Blue Hill
Observatory
and Science Center

Since 1885

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  • Climate & Weather
    • Daily Discussions
    • Monthly Summary F6 Forms
    • Long-Term Climate Graphs
    • Weather & Climate Archives
    • Climate Research
    • Climate Data
    • Significant Weather Blog
    • Weather and History Blog
    • Forecast & Weather Resources
    • BHO Climate Reference Network
    • Weather Now – Davis VantagePro
    • Webcams
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  • Educational Programs
    • Field Trips
    • Classroom Visits
    • Seasonal Programs
  • Events & Webinars
    • Events & Webinars
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Climate &
Weather

The Blue Hill Observatory continues to maintain an extensive climate record that dates back to 1885 using traditional instruments and observing methods.

Climate Data ›

Educational
Programming

The BHO Science Center provides a large selection of educational programs for teachers, students, and the general public to learn about climate and our environment.

Our Programs ›

Support
Our Mission

You can support our mission by making a donation, joining as a member, becoming a volunteer, following us on social media, or visiting the Observatory.

Get Involved ›

How We Serve the Community

Climate science for educators & students

Educators & Students

Learn about the many BHO programs and events about climate and science for educators and students.

Click here ›

Climate science for weather professionals

Weather Professionals

BHO serves weather professionals with special events, resources, and access to our extensive records.

Click here ›

Climate science for enthusiasts & visitors

Enthusiasts & General Public

Weather enthusiasts and the general public can learn more about the weather and climate change.

Click here ›

Climate science for enthusiasts & visitors

Visit the Observatory

Visit the Observatory to learn about local climate and weather or to take a tour of our historic facility.

Click here ›

Latest News & Events

School Break Programs at the Observatory

Weather & Trail Explorer Program Over four days, students explore nature in the Blue Hills while...

Explore Your Environmental Science Career Program for Middle Schoolers

Are you interested in exploring one of these careers? Climate & weather science Environmental science &...

Launch Your Meteorology Career Program Applications are Open

Join us at the Blue Hill Observatory July 13 to July 18, 2026 for another year...

Volunteer @ 635 Feet: Become a “Volunteer Tour Guide” at the Blue Hill Observatory

The Blue Hill Observatory is seeking individuals—with a passion for community service—to become volunteer tour guides....

Latest Research & Climate Reports

Significant Weather Blog: Saturday, February 7, 2026 10 AM

Significant Snow and Cold this Weekend  Update The factors noted below on yesterday’s message appear to...

January 2026 Summary – Colder and Snowier Than Average

Blue Hill Observatory January 2026 Summary:  January 2026 was generally cold with much more snowfall and...

2025 Summary – Warmer, Drier and Sunnier Than Average

The year 2025 was warmer than average, but it was the coolest year since 2019. The...

December 2025 Summary – Colder and Drier Than Average

Blue Hill Observatory December 2025 Summary:  December 2025 was colder and drier than normal with less...

Webcams

  • Prudential Webcams (4)
  • Prudential Time Lapse (Members Only)
  • CAMNET Blue Hill Webcam
  • BHO Picture Post - East
  • BHO Picture Post - Tower
  • BHO Picture Post - West

More about our webcams ›

Weather Now

Davis Vantage Pro Data

  • Vector and R.M. Young Wind Data

More current conditions ›

Our Mission

Our mission is to foster public understanding of Earth’s weather, climate and environmental systems and to continue to produce, maintain, and analyze a meticulous, consistent record of weather and climate observations.

Learn more ›

Come visit us atopGreat Blue Hill!

Take a tour ›

Public Tour Hours

Saturday & Sunday:
(Year-Round)
10AM-4PM

Federal holidays
and Patriot's Day:
10AM-4PM

Admission

We offer three types of tours priced by age and group size, with discounts for students, military, and others.

Current tour & pricing info ›

Access to our gift shop at the
Observatory is free.

Our Programs

BHO provides many interesting and informative educational programs about the weather and climate for all ages both at the Observatory and off-site. Come learn with us!

See Our Programs

Sign Up for Email

Join the BHO family and be first to hear the latest news.

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Don't worry, we won't abuse your email, because we hate spam too!

Get Involved

Donate Visit Volunteer

Or join the family and...

Become a Member

Connect with Us

Climate & Weather

  • Daily Discussions
  • Monthly F6 Forms
  • Weather Archives
  • Climate Research
  • Forecast & Weather Resources
  • Weather Now
  • Webcams
  • Photo Galleries

About Us

  • Our Mission
  • Our History
  • Key Staff Members
  • Board of Directors
  • Our Location
  • Hours & Admission
  • Visit Us

Get Involved

  • Educational Programs
  • Events & Webinars
  • Visit Us
  • Our Store
  • Donate
  • Become a Member
  • BHO Members Area

Resources

  • For Educators & Students
  • For Professionals
  • For Enthusiasts & General Public
  • FAQs
  • News
  • Contact Us
Copyright © 2026 Blue Hill Observatory
Home of the Oldest Climate Record in the Nation
Web Design by Aurora Tech
Blue Hill Observatory

Blue Hill Observatory
& Science Center

1 Observatory Service Road, Milton, MA 02186

Thank you to
our sponsors
Institute of Museum and Library Services
Deadham Savings
Main Menu
  • Home
  • About Us ▼
    • About BHO
    • Leadership, Staff & Board
    • Career & Volunteer Opportunities
    • Climate Change Statement
    • Timeline
    • Non-Discrimination Policy
  • Climate & Weather ▼
    • Daily Discussions
    • Monthly Summary F6 Forms
    • Long-Term Climate Graphs
    • Weather & Climate Archives
    • Climate Research
    • Climate Data
    • Significant Weather Blog
    • Weather and History Blog
    • Forecast & Weather Resources
    • BHO Climate Reference Network
    • Weather Now – Davis VantagePro
    • Webcams
    • Photo Galleries
  • Educational Programs ▼
    • Field Trips
    • Classroom Visits
    • Seasonal Programs
  • Events & Webinars ▼
    • Events & Webinars
    • Southern New England Weather Conference
  • News ▼
    • BHO News
    • BHO in the Media
    • Press Releases
  • Get Involved
  • FAQ
  • Store ▼
    • Kites & Kite Making
    • Windsocks, Line Laundry & Accessories
    • Clothing
    • Books
    • Prints
    • Events
  • Visit Us
  • Contact Us
  • Donate