National Holidays

New Year’s Day January 1
Good Friday and Easter Monday March/April (according to the Church calendar)
Labour Day (International Workers’ Day) May 1
Declaration of the Restoration of Independence Day May 4
Mother’s Day (not a Public Holiday) 2nd Sunday in May
Midsummer Celebrations (Līgo evening and Jāņi) June 23 - 24
Father’s Day (not a Public Holiday) 2nd Sunday in September
National Day (Proclamation of the Republic of Latvia) November 18
Christmas December 24 - 26
New Year’s Eve January 1

Additional descriptions and information about the holidays: old riga4

https://www.latvia.eu/
https://www.onlatvia.com/
https://www.latvia.travel/en
https://www.officeholidays.com/countries/latvia/2020