Blue Hill Observatory

Blue Hill
Observatory
and Science Center

Since 1885

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Main Menu
  • Climate & Weather ▼
    • Daily Discussions
    • Monthly Summary F6 Forms
    • Long-Term Climate Graphs
    • Weather & Climate Archives
    • Climate Research
    • Climate Data
    • Forecast & Weather Resources
    • BHO Climate Reference Network
    • Weather Now – Davis VantagePro
    • Webcams
    • Photo Galleries
  • Educational Programs
  • Events & Webinars
  • News ▼
    • BHO News
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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

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....

Applications are Now Open for Blue Hill Observatory’s “Launch Your Meteorology Career” Program

Join us at the Blue Hill Observatory July 14 to July 19, 2025 for an expansive...

Blue Hill Observatory 2024 Annual Appeal

Donate today to support our Observing Program in the New Year! 

The Blue Hill Observatory Proudly Presents an Interview with our New Director of STEM Education, Krista Fincke

Meet Krista: “In her own words,” with colleague, Cheryl Cummings, Director of Strategic Partnerships Q: Your...

Climate Reference Network Instruments Operational at Blue Hill Observatory

  After many years of planning and site preparation, NOAA has installed a full suite of...

Blue Hill Observatory Climate Change Statement

Rigorous and widely accepted scientific analysis shows that Earth’s climate is currently changing at an unprecedented...

Latest Research & Climate Reports

January 2025 Summary – Colder and Drier Than Average

Blue Hill Observatory January 2025 Summary: January temperature was cooler than average with less rain and...

2024 Summary – Tied for Third Warmest on Record

The year 2024 was exceptionally warm and tied as the third warmest on record. The approximated...

December 2024 Summary – Warmer and Wetter Than Average

Blue Hill Observatory December 2024 Summary: December temperature was above average with more rainfall and much...

An Analysis of Back Door Cold Front Events at the Blue Hill Observatory from 2001-2020

  This study and informal report were prepared by Milton Academy senior, Max Donovan. It describes...

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
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Resources

  • For Educators & Students
  • For Professionals
  • For Enthusiasts & General Public
  • FAQs
  • News
  • Contact Us
Copyright © 2025 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

P.O. Box 187, Readville, MA 02137

Thank you to
our sponsors
Institute of Museum and Library Services
Deadham Savings