Date Name Topic
Jan 4 Wednesday

Perihelion Day

Jan 6 Friday

Apple Tree Day

Jan 7 Saturday

Old Rock Day

Jan 8 Sunday

Earth's Rotation Day

Jan 10 Tuesday

National Cut Your Energy Costs Day

Jan 10 Tuesday

National Houseplant Appreciation Day

Jan 15 Sunday

World Snow Day

Jan 25 Wednesday

Observe The Weather Day

Jan 27 Friday

National Geographic Day

Jan 28 Saturday

International Reducing CO2 Emissions Day

Jan 28 Saturday

National Daisy Day

Jan 28 Saturday

National Seed Swap Day

Jan 29 Sunday

National Carnation Day

Feb 2 Thursday

World Wetlands Day

Feb 4 Saturday

National Hemp Day

Feb 12 Sunday

Darwin Day

Feb 24 Friday

Skip the Straw Day

Mar 3 Friday

World Wildlife Day

Mar 5 Sunday

National Groundwater Awareness Week

Mar 12 Sunday

National Plant a Flower Day

Mar 18 Saturday

National Biodiesel Day

Mar 21 Tuesday

International Day of Forests

Mar 22 Wednesday

World Water Day

Mar 23 Thursday

National Near Miss Day

Mar 23 Thursday

World Meteorological Day

Mar 25 Saturday

Earth Hour

Mar 28 Tuesday

Weed Appreciation Day

Apr 3 Monday

National Find a Rainbow Day

Apr 12 Wednesday

National Big Wind Day

Apr 12 Wednesday

Yuri's Night

Apr 14 Friday

Look up the Sky Day

Apr 14 Friday

National Gardening Day

Apr 14 Friday

National Look Up At The Sky Day

Apr 16 Sunday

National Orchid Day

Apr 19 Wednesday

National Hanging Out Day

Apr 22 Saturday

Earth Day

Apr 25 Tuesday

National DNA Day

Apr 26 Wednesday

International Chernobyl Disaster Remembrance Day

Apr 26 Wednesday

National Audubon Day

Apr 26 Wednesday

National Richter Scale Day

Apr 29 Saturday

National Peace Rose Day

May 3 Wednesday

National Garden Meditation Day

May 5 Friday

National Astronaut Day

May 5 Friday

National Space Day

May 6 Saturday

Herb Day

May 6 Saturday

World Naked Gardening Day

May 16 Tuesday

National Love a Tree Day

May 19 Friday

National Endangered Species Day

May 20 Saturday

National Pick Strawberries Day

May 22 Monday

International Day for Biological Diversity

May 25 Thursday

National Brown-Bag It Day

May 30 Tuesday

National Water a Flower Day

Jun 1 Thursday

World Reef Awareness Day

Jun 3 Saturday

National Prairie Day

Jun 3 Saturday

National Trails Day

Jun 5 Monday

World Environment Day

Jun 6 Tuesday

National Caves And Karst Day

Jun 6 Tuesday

National Gardening Exercise Day

Jun 8 Thursday

World Oceans Day

Jun 12 Monday

National Red Rose Day

Jun 13 Tuesday

National Weed Your Garden Day

Jun 15 Thursday

Nature Photography Day

Jun 17 Saturday

World Day to Combat Desertification and Drought

Jun 18 Sunday

National Go Fishing Day

Jun 21 Wednesday

National Daylight Appreciation Day

Jun 27 Tuesday

National Orange Blossom Day

Jun 29 Thursday

International Mud Day

Jun 30 Friday

International Asteroid Day

Jun 30 Friday

National Meteor Watch Day

Jul 1 Saturday

Hop-a-Park Day

Jul 3 Monday

International Plastic Bag Free Day

Jul 11 Tuesday

World Population Day

Jul 12 Wednesday

Paper Bag Day

Jul 20 Thursday

National Moon Day

Aug 24 Thursday

Pluto Demoted Day

Aug 25 Friday

National Park Service Founders Day

Aug 25 Friday

National Secondhand Wardrobe Day

Aug 29 Tuesday

International Day against Nuclear Tests

Sep 4 Monday

National Wildlife Day

Sep 15 Friday

Greenpeace Day

Sep 16 Saturday

International Day for the Preservation of the Ozone Layer

Sep 16 Saturday

National CleanUp Day

Sep 22 Friday

Car Free Day

Sep 27 Wednesday

National Crush a Can Day

Sep 30 Saturday

National Public Lands Day

Oct 2 Monday

World Habitat Day

Oct 4 Wednesday

World Space Week

Oct 11 Wednesday

National Fossil Day

Oct 13 Friday

International Day for Natural Disaster Reduction

Oct 31 Tuesday

World Cities Day

Nov 6 Monday

International Day for Preventing the Exploitation of the Environment in War and Armed Conflict

Nov 15 Wednesday

America Recycles Day

Nov 15 Wednesday


Nov 15 Wednesday

Steve Irwin Day

Nov 17 Friday

National Take A Hike Day

Nov 19 Sunday

National Camp Day

Nov 28 Tuesday

Red Planet Day

Nov 30 Thursday

National Give Space Day

Dec 2 Saturday

Skywarn Recognition Day

Dec 4 Monday

World Wildlife Conservation Day

Dec 5 Tuesday

World Soil Day

Dec 11 Monday

International Mountain Day

Dec 12 Tuesday

Poinsettia Day

Dec 30 Saturday

Falling Needles Family Fest Day