January

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1st of January - New Year National holiday

6th of January - Epiphany of the Lord National holiday

February

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March

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25th of March - End of winter time (time change, 2:00 will be 3:00) Special event

20th of March - Beginning of Spring Special event

April

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12nd of April - Maundy Thursday Regional holiday

13rd of April - Good Friday National holiday

May

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1st of May - Labor Day National holiday

June

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20th of June - Start of the Summer Special event

July

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August

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15th of August - Assumption Day National holiday

September

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8th of September - Asturias Day Regional holiday

23rd of September - Beginning of Autumn Special event

October

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12nd of October - Spanish National Holiday National holiday

28th of October - End of Daylight Saving Time (time change, 3:00 will be 2:00) Special event

November

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1st of November - All Saints' Day National holiday

December

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25th of December - Christmas Day Regional holiday

6th of December - Spanish Constitution Day National holiday

8th of December - Immaculate Conception National holiday

21st of December - Beginning of Winter Special event

Labor Calendar for Siero 2029

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