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11月木
New Year's Day Año Nuevo
National holiday (Law 27.399); banks, public offices and customs (ARCA/Aduana) closed.
“Happy New Year” · ¡Feliz Año Nuevo!
祝日・文化カレンダー · 2026–2027
Argentina：祝日、祭り、文化行事
January is the main summer-holiday month and business slows from Christmas to early February; long weekends from movable holidays and 'bridge' days are frequent.
- 2026年の祝日
- 15
- 2027年の祝日
- 15
- 週末
- Sat–Sun
- 暦
- グレゴリオ暦 · ヘブライ暦 · イスラム暦（ヒジュラ暦）
本日から2026年12月31日まで
Argentina向けの挨拶とお知らせ
年末までのすべての祝日・文化行事のバナー――パートナーと共有したり、メールやSNS用にダウンロードできます。
Argentina 2026年カレンダー
1月 2026
月火水木金土日112213314415516617718819920102111221223132414251526162717281829191 Shev2022132242352462572682792810291130123113
2月 2026
3月 2026
4月 2026
5月 2026
6月 2026
7月 2026
8月 2026
月火水木金土日1182193204215226237248259261027112812291330141 Elul152163174185196207218229231024112512261327142815291630173118
9月 2026
10月 2026
11月 2026
月火水木金土日1212223234245256267278289291030111 Kisl12213314415516617718819920102111221223132414251526162717281829193020
1月 2026
2月 2026
- 162月月
Carnival Carnaval
Carnival Monday and Tuesday are national holidays; long weekend with parades (Gualeguaychú, Corrientes, northwest). National holiday (Law 27.399); banks, public offices and customs (ARCA/Aduana) closed.
“Happy Carnival” · ¡Feliz Carnaval!
3月 2026
- 203月金
Eid al-Fitr Fiesta de la Ruptura del Ayuno / عيد الفطر
1 Shawwal 1447 AH · 推定
End of Ramadan. Non-working day for Muslim employees (Law 24.757); normal business otherwise.
“Eid Mubarak” · عيد مبارك
- 233月月
Bridge Holiday (tourism non-working day) Día no laborable con fines turísticos
Set by Resolution 164/2025 to create a 4-day weekend; public administration closed, private employers decide (banks generally closed).
- 243月火
National Day of Remembrance for Truth and Justice Día Nacional de la Memoria por la Verdad y la Justicia
Commemorates victims of the 1976–83 dictatorship. National holiday (Law 27.399); banks, public offices and customs (ARCA/Aduana) closed.
4月 2026
- 24月木
Malvinas Veterans' and Fallen Day Día del Veterano y de los Caídos en la Guerra de Malvinas
Honours those who served and died in the 1982 Falklands/Malvinas War. Coincides with Holy Thursday in 2026. National holiday (Law 27.399); banks, public offices and customs (ARCA/Aduana) closed.
- 24月木
Holy Thursday Jueves Santo
Non-working day (día no laborable): public sector closed, private employers decide. Overlaps with the Malvinas holiday in 2026; also the start of Passover (15 Nisan 5786), a non-working day for Jewish employees (2–3 Apr).
- 34月金
Good Friday Viernes Santo
Easter weekend (Easter Sunday 5 April). National holiday (Law 27.399); banks, public offices and customs (ARCA/Aduana) closed.
5月 2026
- 15月金
Labour Day Día del Trabajador
National holiday (Law 27.399); banks, public offices and customs (ARCA/Aduana) closed.
- 255月月
May Revolution Day Día de la Revolución de Mayo
Marks the 1810 May Revolution and first national government. National holiday (Law 27.399); banks, public offices and customs (ARCA/Aduana) closed.
“Happy May 25th” · ¡Feliz 25 de Mayo!
6月 2026
- 156月月
General Martín Miguel de Güemes Day (observed) Paso a la Inmortalidad del Gral. Martín Miguel de Güemes
Movable holiday, 17 June moved to Monday 15 June. National holiday (Law 27.399); banks, public offices and customs (ARCA/Aduana) closed.
- 206月土
Flag Day (General Manuel Belgrano) Paso a la Inmortalidad del Gral. Manuel Belgrano – Día de la Bandera
Honours the creator of the Argentine flag; fixed holiday (Saturday in 2026). National holiday (Law 27.399); banks, public offices and customs (ARCA/Aduana) closed.
7月 2026
- 97月木
Independence Day Día de la Independencia
Marks the 1816 Declaration of Independence in Tucumán. National holiday (Law 27.399); banks, public offices and customs (ARCA/Aduana) closed.
“Happy Independence Day, Argentina” · ¡Feliz Día de la Independencia!
- 107月金
Bridge Holiday (tourism non-working day) Día no laborable con fines turísticos
Set by Resolution 164/2025, creating a 4-day weekend with Independence Day; public administration closed, private employers decide.
8月 2026
- 178月月
General José de San Martín Day Paso a la Inmortalidad del Gral. José de San Martín
Honours the Liberator San Martín (movable holiday; falls on Monday in 2026). National holiday (Law 27.399); banks, public offices and customs (ARCA/Aduana) closed.
9月 2026
- 129月土
Rosh Hashanah Rosh Hashaná / ראש השנה
1–2 Tishrei 5787
Jewish New Year 5787 (begins at sunset 11 Sep). Non-working days for Jewish employees (Law 24.571); Buenos Aires has Latin America's largest Jewish community.
“Shana Tova” · Shaná Tová / שנה טובה
- 219月月
Yom Kippur Iom Kipur / יום כיפור
10 Tishrei 5787
Day of Atonement (begins at sunset 20 Sep). Non-working day for Jewish employees (Law 24.571); a solemn fast.
10月 2026
- 1210月月
Day of Respect for Cultural Diversity Día del Respeto a la Diversidad Cultural
Movable holiday on the anniversary of Columbus's 1492 arrival (Monday in 2026). National holiday (Law 27.399); banks, public offices and customs (ARCA/Aduana) closed.
- 1810月日
Mother's Day Día de la Madre
Third Sunday of October; a major family occasion in Argentina.
“Happy Mother's Day” · ¡Feliz Día de la Madre!
11月 2026
- 2311月月
National Sovereignty Day (observed) Día de la Soberanía Nacional
Commemorates the 1845 Battle of Vuelta de Obligado; 20 November moved to Monday 23 November. National holiday (Law 27.399); banks, public offices and customs (ARCA/Aduana) closed.
12月 2026
- 712月月
Bridge Holiday (tourism non-working day) Día no laborable con fines turísticos
Set by Resolution 164/2025, bridging to the Immaculate Conception holiday; public administration closed, private employers decide.
- 812月火
Immaculate Conception Día de la Inmaculada Concepción de María
Catholic feast; traditional day to set up Christmas trees. National holiday (Law 27.399); banks, public offices and customs (ARCA/Aduana) closed.
- 2412月木
Christmas Eve Nochebuena
Main Christmas celebration is the evening of the 24th; offices close early and business slows sharply until after New Year.
- 2512月金
Christmas Day Navidad
National holiday (Law 27.399); banks, public offices and customs (ARCA/Aduana) closed.
“Merry Christmas” · ¡Feliz Navidad!
Argentina 2027年カレンダー
1月 2027
月火水木金土日12222332442552662772882991 Shev10211312413514615716817918101911201221132214231524162517261827192820292130223123
2月 2027
3月 2027
4月 2027
5月 2027
6月 2027
7月 2027
月火水木金土日12622732842953061 Tamu72839410511612713814915101611171218131914201521162217231824192520262127222823292430253126
8月 2027
月火水木金土日12722832941 Av52637485961071181291310141115121613171418151916201721182219232024212522262327242825292630273128
9月 2027
月火水木金土日12923031 Elul4253647586971081191210131114121513161417151816191720182119222023212422252326242725282629273028
10月 2027
11月 2027
月火水木金土日11 Hesh2233445566778899101011111212131314141515161617171818191920202121222223232424252526262727282829293030
1月 2027
- 11月金
New Year's Day Año Nuevo
National holiday (Law 27.399); banks, public offices and customs (ARCA/Aduana) closed.
“Happy New Year” · ¡Feliz Año Nuevo!
2月 2027
- 82月月
Carnival Carnaval
Carnival Monday and Tuesday are national holidays (fixed by Law 27.399). National holiday (Law 27.399); banks, public offices and customs (ARCA/Aduana) closed.
“Happy Carnival” · ¡Feliz Carnaval!
3月 2027
- 93月火
Eid al-Fitr Fiesta de la Ruptura del Ayuno / عيد الفطر
1 Shawwal 1448 AH · 推定
End of Ramadan. Non-working day for Muslim employees (Law 24.757); may fall on 10 March depending on moon sighting.
“Eid Mubarak” · عيد مبارك
- 243月水
National Day of Remembrance for Truth and Justice Día Nacional de la Memoria por la Verdad y la Justicia
Commemorates victims of the 1976–83 dictatorship. National holiday (Law 27.399); banks, public offices and customs (ARCA/Aduana) closed.
- 253月木
Holy Thursday Jueves Santo
Non-working day (día no laborable): public sector closed, private employers decide.
- 263月金
Good Friday Viernes Santo
Easter weekend (Easter Sunday 28 March). National holiday (Law 27.399); banks, public offices and customs (ARCA/Aduana) closed.
4月 2027
- 24月金
Malvinas Veterans' and Fallen Day Día del Veterano y de los Caídos en la Guerra de Malvinas
Honours those who served and died in the 1982 Falklands/Malvinas War. National holiday (Law 27.399); banks, public offices and customs (ARCA/Aduana) closed.
- 224月木
Passover (first days) Pésaj / פסח
15–16 Nisan 5787
Jewish Passover (begins at sunset 21 Apr); the first two (22–23 Apr) and last two days (28–29 Apr) are non-working days for Jewish employees (Law 24.571).
“Happy Passover” · Jag Pésaj Sameaj / חג פסח שמח
5月 2027
- 15月土
Labour Day Día del Trabajador
National holiday (Law 27.399); banks, public offices and customs (ARCA/Aduana) closed. Falls on a Saturday in 2027.
- 255月火
May Revolution Day Día de la Revolución de Mayo
Marks the 1810 May Revolution. National holiday (Law 27.399); banks, public offices and customs (ARCA/Aduana) closed.
“Happy May 25th” · ¡Feliz 25 de Mayo!
6月 2027
- 206月日
Flag Day (General Manuel Belgrano) Paso a la Inmortalidad del Gral. Manuel Belgrano – Día de la Bandera
Fixed holiday honouring the flag's creator (Sunday in 2027). National holiday (Law 27.399); banks, public offices and customs (ARCA/Aduana) closed.
- 216月月
General Martín Miguel de Güemes Day (observed) Paso a la Inmortalidad del Gral. Martín Miguel de Güemes
推定日――近づき次第確定
Expected: 17 June (Thursday) moves to Monday 21 June under Law 27.399; to be confirmed by the 2027 holiday calendar. National holiday (Law 27.399); banks, public offices and customs (ARCA/Aduana) closed.
7月 2027
- 97月金
Independence Day Día de la Independencia
Marks the 1816 Declaration of Independence. National holiday (Law 27.399); banks, public offices and customs (ARCA/Aduana) closed.
“Happy Independence Day, Argentina” · ¡Feliz Día de la Independencia!
8月 2027
- 168月月
General José de San Martín Day (observed) Paso a la Inmortalidad del Gral. José de San Martín
推定日――近づき次第確定
Expected: 17 August (Tuesday) moves to Monday 16 August under Law 27.399; to be confirmed. National holiday (Law 27.399); banks, public offices and customs (ARCA/Aduana) closed.
10月 2027
- 210月土
Rosh Hashanah Rosh Hashaná / ראש השנה
1–2 Tishrei 5788
Jewish New Year 5788 (begins at sunset 1 Oct). Non-working days for Jewish employees (Law 24.571).
“Shana Tova” · Shaná Tová / שנה טובה
- 1110月月
Day of Respect for Cultural Diversity (observed) Día del Respeto a la Diversidad Cultural
推定日――近づき次第確定
Expected: 12 October (Tuesday) moves to Monday 11 October under Law 27.399; to be confirmed. Also Yom Kippur 5788 (10 Tishrei), a non-working day for Jewish employees. National holiday (Law 27.399); banks, public offices and customs (ARCA/Aduana) closed.
- 1710月日
Mother's Day Día de la Madre
Third Sunday of October; a major family occasion.
“Happy Mother's Day” · ¡Feliz Día de la Madre!
11月 2027
- 2011月土
National Sovereignty Day Día de la Soberanía Nacional
推定日――近づき次第確定
Falls on a Saturday in 2027; the government may move it to Friday 19 or Monday 22 November (Decree 614/2025) – not yet decided. National holiday (Law 27.399); banks, public offices and customs (ARCA/Aduana) closed.
12月 2027
- 812月水
Immaculate Conception Día de la Inmaculada Concepción de María
Catholic feast. National holiday (Law 27.399); banks, public offices and customs (ARCA/Aduana) closed.
- 2412月金
Christmas Eve Nochebuena
Main Christmas celebration; offices close early and business slows until after New Year.
- 2512月土
Christmas Day Navidad
National holiday (Law 27.399); banks, public offices and customs (ARCA/Aduana) closed. Falls on a Saturday in 2027.
“Merry Christmas” · ¡Feliz Navidad!
Argentinaの今後の休業日
官公庁、税関、銀行、多くの企業が休みとなる日です。承認サイクル、支払日、本船入港、現場搬入の計画に織り込んでください。
| 日付 | 行事 | 時期 | 暦 | 対象地域 |
|---|---|---|---|---|
| 23 11月 2026月曜日 | National Sovereignty Day (observed)Día de la Soberanía Nacional | 26日後 | グレゴリオ暦 | National |
| 8 12月 2026火曜日 | Immaculate ConceptionDía de la Inmaculada Concepción de María | 41日後 | グレゴリオ暦 | National |
| 25 12月 2026金曜日 | Christmas DayNavidad | 58日後 | グレゴリオ暦 | National |
| 1 1月 2027金曜日 | New Year's DayAño Nuevo | 65日後 | グレゴリオ暦 | National |
| 8–9 2月 2027月曜日 | CarnivalCarnaval | 103日後 | グレゴリオ暦 | National |
| 24 3月 2027水曜日 | National Day of Remembrance for Truth and JusticeDía Nacional de la Memoria por la Verdad y la Justicia | 147日後 | グレゴリオ暦 | National |
| 26 3月 2027金曜日 | Good FridayViernes Santo | 149日後 | グレゴリオ暦 | National |
| 2 4月 2027金曜日 | Malvinas Veterans' and Fallen DayDía del Veterano y de los Caídos en la Guerra de Malvinas | 156日後 | グレゴリオ暦 | National |
| 1 5月 2027土曜日 | Labour DayDía del Trabajador | 185日後 | グレゴリオ暦 | National |
| 25 5月 2027火曜日 | May Revolution DayDía de la Revolución de Mayo | 209日後 | グレゴリオ暦 | National |
| 20 6月 2027日曜日 | Flag Day (General Manuel Belgrano)Paso a la Inmortalidad del Gral. Manuel Belgrano – Día de la Bandera | 235日後 | グレゴリオ暦 | National |
| 21 6月 2027月曜日 | General Martín Miguel de Güemes Day (observed)Paso a la Inmortalidad del Gral. Martín Miguel de Güemes | 236日後 | グレゴリオ暦推定 | National |
| 9 7月 2027金曜日 | Independence DayDía de la Independencia | 254日後 | グレゴリオ暦 | National |
| 16 8月 2027月曜日 | General José de San Martín Day (observed)Paso a la Inmortalidad del Gral. José de San Martín | 292日後 | グレゴリオ暦推定 | National |
| 11 10月 2027月曜日 | Day of Respect for Cultural Diversity (observed)Día del Respeto a la Diversidad Cultural | 348日後 | グレゴリオ暦推定 | National |
| 20 11月 2027土曜日 | National Sovereignty DayDía de la Soberanía Nacional | 388日後 | グレゴリオ暦推定 | National |
承認・RFQ
長期休暇の少なくとも2週間前に製作図を承認申請してください――技術者や当局の不在中は審査が止まります。
現場搬入
祝日前後はクレーン手配、輸送許可、現場への出入りが制限されます。建方順序と搬入時間帯を事前に合意してください。
出典・注記
日付は公表済みの政府公式リストに基づきます。イスラム暦など月の観測による日付や、翌年分で未公示の祝日は「推定」と表示し、1日ずれる場合があります。期限を決める前に必ず現地パートナーにご確認ください。
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