Skip to main content
GET A COPY!
Forecasts & Tools
Fall Weather Forecast
Winter Forecast 2021
Long Range Weather
Short Range Forecast
Radar and Maps
Mike's Weather Column
How We Predict
All Weather Articles
Tools & Charts
Next Full Moon
Moon Phase Calendar
Sunrise & Sunset
Moonrise & Moonset
Planets Visible Tonight
Meteor Showers Guide
This Week's Sky
October Moon Guide
Halloween Blue Moon!
Next Blue Moon
When Seasons Begin
LAST Planting Dates
Fall Frost Dates
Garden Tips by Month
Growing Guide Library
Robin's Garden Column
Pests & Diseases
Fall Planting Dates
Moon Phase Calendar
Best Days Calendar
Daylight Saving Time
Question of the Day
Advice of the Day
Word of the Day
Birth Month Flowers
Birthstones by Month
Sign Up Here
Browse All Recipes
Best FALL Recipes
Best Apples for Baking
All Recipe Collections
How to Make Jam
How to Pickle
Grilling & Roasting
How to Cook Turkey
Home & Health
Peg's Health Column
Household & Cleaning
Pets & Farm Animals
You are here
Halloween Blue Moon
Halloween Blue Moon in 2020...
Ever noticed that Halloween pictures always show a full Moon? Well, this year, October 31 brings a
Halloween Blue Moon
! How rare is a full Moon on Halloween...
FREE BEGINNER'S GARDEN GUIDE!
Sign up for our email newsletter by entering your email address.
Enter your email address:
BONUS: You’ll also receive our
The Star of Bethlehem
Was the Star of Bethlehem a real celestial body or a miraculous vision? Astronomer Bob Berman...
Spooky Sky: We Dare You to Go Out!
The Sun is setting earlier and earlier: It’s really dark. The leaves are dropping quickly now, so...
Looking for Planet Nine
What is Planet Nine? Find out more about a possible new planet in our solar system. Everyone likes...
How to See Comet Catalina
Everyone loves comets. When we get a bright one every 15 or 20 years the world goes nuts. We...
When is the Darkest Day of Winter?
The darkest afternoon—our earliest sunset—is upon us. For most of us, the darkest day of winter...
What Star is Directly Overhead?
Look straight up at a star—and see where you are heading! Something very cool is overhead. Next...
Should Pluto be a Planet?
Should Pluto be a planet? Having now seen some of our first-ever close-up pictures of Pluto, let’s...
October Planet Show Extends its Run
The action remains glued to the morning sky. We’re talking 6:00 AM. Normally, planet conjunctions...
Four Planets Meet in the October 2015 Night Sky!
The wild morning display continues! See four planets performing the year’s best conjunctions. It’s...
Sky Maps (Star Charts): October 2015
Find your way around the night sky! Below is a free sky map for OCTOBER 2015 as well as a printable...
Full Moons for October 2020
October has two full Moons this year: the full Harvest Moon on October 1 and the full Hunter’s Moon...
Blue Moon in 2020: When Is the Next Blue Moon?
The Hunter’s Blue Moon will occur on October 31, 2020—Halloween night! What is a Blue Moon, exactly...
Full Moon for November 2020
November’s full Beaver Moon rises on Monday, November 30. Learn when to spot it in your area and...
Night Sky Map for November 2020: Constellations in The Water
Welcome to the November Sky Map! When you look to the south on November evenings, your view of the...
Halloween Blue Moon in 2020: How Rare Is a Full Moon on Halloween?
Ever noticed that Halloween pictures always show a full Moon? Well, this year, October 31 brings a...
What Are Solar Cycles, and How Do They Affect Weather?
What are solar cycles and sunspots—and what causes them? Here at The Old Farmer’s Almanac, we...
See 7 Stars and Planets in 5 Minutes!
Can you imagine changing your knowledge of the stars and sky in five minutes? Bob wants to prove it...
Mercury Retrograde Dates for 2020
Mercury’s last period of retrograde motion in 2020 lasts from October 14 to November 3! According...
Mars Opposition 2020: Closest and Brightest Until 2035!
At last, Mars’s great opposition is upon us—October 13, 2020! This week, the Red Planet will appear...
The Seven Sisters at Halloween
It’s an annual autumn ritual: The reappearance of the glorious Seven Sisters. Around Halloween,...
First Day of Spring 2021: The Spring Equinox
In 2021, the spring equinox occurs on Saturday, March 20. This event marks the astronomical first...
Meteor Shower Calendar 2020: When Is the Next Meteor Shower?
When is the next meteor shower? Our Meteor Shower Calendar for 2020 has dates for all the principal...
Summer Solstice 2020: The First Day of Summer
In 2021, the June solstice occurs on Sunday, June 20, marking the start of summer in the Northern...
Night Sky for October
Welcome to the Almanac’s Sky Watch for October 2020. Mars is at its most visible and brightest....
Full Moon Names
Historically, names for the full or new Moons were used to track the seasons. Think of them as “...
6 Ancient Sites Aligned With the Solstice and Equinox
Across time, people have marked the changes of seasons—sometimes in dramatic ways! Here are six...
Night Sky Map for October 2020: Constellations, Then and Now
Welcome to the October Sky Map! This month, we highlight constellations. Who was the first person...
The Misunderstood Equinox
Can you balance an egg on the autumnal equinox? Does the Sun rise due east and set due west for all...
What Is the Harvest Moon?
In 2020, the Harvest Moon rises on Thursday, October 1! The Moon will appear full for about three...
Woolly Bear Caterpillars and Weather Prediction
Woolly bear caterpillars—also called woolly worms—have a reputation for being able to forecast the...
Autumnal Equinox 2020: The First Day of Fall
In 2020, the autumnal equinox—also called the September equinox or fall equinox—arrives on Tuesday...
Solar Cycle 25 Has Begun!
Solar Cycle 25 is official under way as of September, 2020. Following a weak Solar Cycle 24, what...
Fall Foliage: Be Prepared for Peak Foliage
Have the leaves start changing in your area? When will they peak? Find tips for spotting peak...
Night Sky for September 2020
Mark your calendars for September 24 and 25 when Jupiter and Saturn hover due south at 8:30 p.m....
Why Is the Moon So Low (or So High)?
The Moon meets all four of the most brilliant and easily-seen planets this week and next. See Bob’s...
Fishing Calendar for 2020
When is the best time to go fishing? See the best fishing dates and times from The Old Farmer’s...
The Far Side of the Moon
We never see the far side of the Moon or what some people mistakenly call the “dark side.” So what...
What Day Is the Harvest Moon in 2020?
When is the full Harvest Moon: This year, the famous Harvest Moon—which appears to shine on for...
Night Sky Map for September 2020: Pegasus & Measuring the Sky
Welcome to the Night Sky Map for September 2020! This month, watch for Pegasus, the Winged Horse,...
Full Moon for September 2020
The full Moon for September 2020 is the Full Corn Moon! (This year, the Harvest Moon will be in...
Night Sky for August 2020
Look up! The month of August ends with the waxing Moon meeting giant planets Jupiter and Saturn in...
When Do the Seasons Start in 2020?
When do all of the four seasons—fall, winter, spring, and summer—start and end? Find your equinox...