ユダヤ暦

ヘブライ暦
5786–5787 · 2026

The Hebrew calendar is a lunisolar calendar used by the Jewish community for religious observances, holi日, and the agricultural cycle of ancient Israel.

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🔄 Gregorian → Hebrew Date Converter

グレゴリオ暦の日付を入力して対応するヘブライ暦の日付を調べます。

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ヘブライ暦の月s 5786–5787

The Hebrew year 5786 begins on 9月 22, 2025 and ends on 10月 11, 2026. 年 5787 begins 10月 12, 2026.

#ヘブライ暦の月ヘブライ文字日グレゴリオ暦2026（概算）メモ
1Tishreiתִּשְׁרֵי309月 22 – 10月 21, 2025新年
2Cheshvan (Marcheshvan)חֶשְׁוָן29–3010月 22 – 11月 19, 2025—
3Kislevכִּסְלֵו29–3011月 20 – 12月 18, 2025Hanukkah starts
4Tevetטֵבֵת2912月 19, 2025 – 1月 17, 2026—
5Shevatשְׁבָט301月 18 – 2月 16, 2026Tu B'Shvat
6Adar I (leap) / Adarאֲדָר292月 17 – 3月 17, 2026Purim
7Nisanנִיסָן303月 18 – 4月 16, 2026過越祭
8Iyarאִיָּר294月 17 – 5月 15, 2026Lag B'Omer
9Sivanסִיוָן305月 16 – 6月 14, 2026Shavuot
10Tammuzתַּמּוּז296月 15 – 7月 13, 2026—
11Avאָב307月 14 – 8月 12, 2026Tisha B'Av
12Elulאֱלוּל298月 13 – 9月 10, 2026Pre-High Holy 日
✡ Hebrew 年 5787 begins 10月 12, 2026 (Rosh Hashanah)

Major Jewish 2026年の祝日

Dates begin at sundown the evening before. すべて dates are approximate and may vary by community (diaspora observances may be one day longer).

🍎
Rosh Hashanah
ראש השנה
10月 12–13, 2026 · 1–2 Tishrei 5787
The Jewish 新年. A two-day observance marking the start of the High Holy 日 (日 of Awe). The shofar (ram's horn) is blown.
🕊
Yom Kippur
יום כיפור
10月 21, 2026 · 10 Tishrei 5787
The Day of Atonement — the holiest day in Judaism. A day of fasting, prayer, and repentance. The 10-day period of repentance ends.
🌿
Sukkot
סוכות
10月 26 – 11月 2, 2026 · 15–22 Tishrei 5787
The Feast of Tabernacles — a seven-day holiday celebrating the harvest. Jews build temporary shelters (sukkot) and eat meals inside them.
🎉
Simchat Torah / Shemini Atzeret
שמחת תורה
11月 2–3, 2026 · 22–23 Tishrei 5787
Marks the conclusion and new beginning of the annual Torah reading cycle. Jews dance and sing with the Torah scrolls.
🕎
Hanukkah
חֲנֻכָּה
12月 14–22, 2026 · 25 Kislev – 3 Tevet
The Festival of Lights. An eight-day celebration commemorating the rededication of the Temple in Jerusalem. The menorah is lit each night.
🌳
Tu B'Shvat
ט״ו בשבט
2月 2, 2026 · 15 Shevat 5786
The 新年 for Trees. A minor holiday marking the beginning of spring in Israel. It is customary to eat fruits and plant trees.
🎭
Purim
פּוּרִים
3月 5, 2026 · 14 Adar 5786
Celebrates the salvation of the Jewish people in ancient Persia as recorded in the Book of Esther. Features costumes, gifts, and festive meals.
🍷
過越祭 (Pesach)
פֶּסַח
4月 2–9, 2026 · 15–22 Nisan 5786
An eight-day holiday commemorating the exodus of the Israelites from ancient Egypt. The Seder meal is held on the first two nights.
🌸
Shavuot
שָׁבוּעוֹת
5月 22–23, 2026 · 6–7 Sivan 5786
Marks the giving of the Torah at Mount Sinai. Also celebrates the wheat harvest. It is customary to study Torah all night.
🕯
Tisha B'Av
תִּשְׁעָה בְּאָב
8月 3, 2026 · 9 Av 5786
A major fast day mourning the destruction of the First and Second Temples in Jerusalem and other Jewish tragedies throughout history.
🇮🇱
Yom Ha'atzmaut (Israel 独立記念日)
יום העצמאות
5月 7, 2026 · 19 Iyar 5786
Israeli 独立記念日 celebrating the proclamation of independence on 5月 14, 1948. Marked by ceremonies and fireworks in Israel.
🕍
Yom HaShoah (Holocaust Remembrance)
יום השואה
4月 23, 2026 · 5 Iyar 5786
Israel's day of Holocaust remembrance. A siren sounds throughout Israel for two minutes and all activity ceases as Israelis stand in silence.

📖 About the Hebrew Calendar

The Hebrew calendar is a lunisolar calendar that follows both lunar months and the solar year. It has 12 or 13 months in each year — a 13th month (Adar II) is added 7 times in every 19-year cycle to keep the calendar aligned with the seasons.

The Hebrew year count (Anno Mundi) begins from the traditional date of creation. The current year 5786 (2025–2026) and 5787 (2026–2027). The Gregorian equivalent is approximately Hebrew year minus 3,761.

🕍 Shabbat (Sabbath)

Shabbat is observed from 金曜日 sundown to 土曜日 nightfall every week. It is the most observed Jewish practice and is considered the holiest day in the Jewish week.

  • Begins: 金曜日 at sunset
  • 終了: 土曜日 after nightfall (3 stars visible)
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