01st

Festival of Carna (Roman)
Children's Festival (Chinese)

02nd

St. Elmo's Day
Juno Regina's Day (Roman)
Sin's Day (Norse)
Shapatu of Ishtar (Babylonian)
Seamen's Day (Icelandish)
Mother Shipton's Day (English)

03rd

Chimborazo Day (Ecuadorean)
Second Festival of Pax (Roman)

04th

Socrates' Birthday (Greek)
Rosalia Day (Greek/Roman)

05th

New Moon
Thargelia (Greek)
Sheela-Na-Gug (Irish)
World Environment Day
St. Gobnatt

06th

Bendidia of Bendis (Thracian)
Crossroads of Artemis (Greek)

07th

Cesta Aperit (Roman)

08th

Lindisfarne Day (Odinist)
Environmental Sabbath
Mens (Roman)

09th

Vestalia (Roman)
St. Columba's Day

10th

Day of Anahita (Persian)

11th

King Kamehameha I Day (Hawaiian)
Feast of Matuta (Roman)
Matralia (Roman)
Fortuna's Day (Roman)

12th

Shavuoth (Hebrew)

13th

All Soul's Day (Tibetan)
Feast of Epona (Celtic)
Children's Day (USA)
Athena's Day (Greek)
Minerva's Day (Roman)
Feast of San Antonio de Padua (Mexican)

14th

Vidar's Day (Odinist)
Birthday of the Muses (Greek)

15th

Father's Day
St. Vitus' Day
Vestalia (Roman)

16th

Night of the Teardrop (Egyptian)

17th

Ludi Piscatari (Roman)
Marriage of Orpheus and Eurydike (Greek)
St. Bodolph's Day

19th

Waa-Laa Begins (Native American)

20th

Full Moon
Day of Ix Chel (Mayan)
Dragon Boat Festival (Chinese)
Iron Skegge's Day (Odinist)
Festival of Edfu (Egyptian)
Kuan-Yin becomes a Bodhisattva (Chinese)
Niman Kachina (Hopi)

21st

Summer Solstice
Day of Cerridwen and her Cauldron (English/Welsh)
Day of Aine of Knockaine (Irish)
Day of the Green Man (Northern Europe)
The Great Mother (British)
Alban Hefin (Druidic)
Waa-Laa Ends (Native American)
Litha (Wiccan)
All Hera's Day (Roman)
Ishtar's Day (Babylonian)
Astarte's Day (Canaanite)
Aphrodite's Day (Greek)
Yemaya's Day (Brazilian)
Aine's Day (Irish)

22nd

Feast of San Aloisio (Mexican)

24th

Feast of the Sun (Aztec)
Feast of St. John the Baptist
Midsummer Bride (Swedish)
Inti Raymi (Incan)
Lady Luck (European)
Burning of the Lamps at Sais (Egyptian)

25th

Well-Dressing Festival (British)
Tartar Festival of the Plow (Russian)
Teej (Indian)

26th

Iroquois Green Corn Festival (Native American)

27th

Initium Aestatis (Roman)
Death of Julian the Blessed (Roman)
Arretophoria (Greek)

28th

Festival of the Tarasque (French)

29th

Runic New Year
Petosiris' Day (Egyptian)
St. Peter's Day
Feast of Ogun (Santeria)
Herb Harvesting Day (East Anglican)

Movable Days:

Rath Yatra (Hinduist)
Hajji (Islamic)