The occurrence of the leap second month is not very frequent among all the leap months in China. So, which years have a leap second month? Huayi Network brings you the latest content. Every three years, there is one leap year; every five years, there are two leap years. The arrival of a leap month means that there are thirteen months in the lunar calendar for that year. Huayi Network's special topic on the leap second month will take you to learn more about leap months.

Which years have a leap second month?

Years with a leap second month (1900–2300):
1909 (Geng You Year); 1917 (Ding Si Year); 1928 (Wu Chen Year);
1947 (Ding Hai Year); 2004 (Jia Shen Year); 2023 (Gui Mao Year);
2042 (Ren Xu Year); 2099 (Ji Wei Year); 2137 (Ding You Year);
2186 (Bing Xu Year); 2281 (Xin You Year); 2300 (Geng Chen Year);

Is the leap second month the most common leap month?

There was no leap first month or leap twelfth month in the 20th and 21st centuries.
There were 8 leap second months in the 20th and 21st centuries.
There were 8 leap third months in the 20th and 21st centuries.
There were 14 leap fourth months in the 20th and 21st centuries.
There were 14 leap fifth months in the 20th and 21st centuries.
There were 12 leap sixth months in the 20th and 21st centuries.
There were 8 leap seventh months in the 20th and 21st centuries.
There were 6 leap eighth months in the 20th and 21st centuries.
There was no leap ninth month in the 20th century.
In the 20th century, only 1984 had a leap tenth month, while there was no leap tenth month in the 21st century.
There was no leap winter month in the 20th century, while there was only one leap winter month in the 21st century, which was 2033.

Rare leap months

Leap winter month (10 times): 2033, 2128, 2147, 2242, 2614, 2728, 2910, 3062, 3244, 3339
Leap first month (5 times): 2262, 2357, 2520, 2539, 2634
Leap twelfth month (2 times): 3358, 3472
Gregorian leap day (February 29) coinciding with the leap first month (once): 2520
Gregorian leap year coinciding with the leap second month (6 times): 1928, 2004, 2376, 2748, 3120, 3492