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Excel怎么提取月份?从日期中提取月份

  • 2026-09-23 14:15:50
Excel怎么提取月份?从日期中提取月份

做月度报表、按月统计销量、给当月生日的会员发提醒……都需要从一串日期里把月份抠出来。手动敲又慢又容易错,两个函数就能搞定,还能顺便把「3」变成「03」「3月」各种样式。

场景举例

员工信息表里记录了入职日期,HR 要统计每个月的入职人数:

姓名 入职日期 月份
陈晨 2024/11/8 11
周悦 2025/3/15 3
郑爽 2026/6/30 6

目标:C 列自动提取 B 列日期中的月份数字。

方法一:MONTH 函数(结果可参与计算)

操作步骤

  1. 在 C2 输入:
=MONTH(B2)
  1. 回车下拉,得到 11、3、6。

MONTH 返回 1-12 的数字,做数据透视表按月计数、排序都方便,是统计月度数据的主力。

方法二:TEXT 函数(自动补零)

在 C2 输入:

=TEXT(B2,"mm")

结果为 03、06、11,一位数月份自动补成两位,做报表编号、按月排序特别整齐。不想要补零就写:

=TEXT(B2,"m")

📌 "mm" 和 "m" 的区别:3 月前者显示 03,后者显示 3;11 月两者都是 11。

方法三:直接显示成「3月」

在 C2 输入:

=TEXT(B2,"m月")

周悦的入职月份会显示「3月」,做汇报、发通知更直观。

💡 只想改显示不想改数据?选中日期列按 Ctrl+1 → 自定义 → 类型输入 m月,效果一样,单元格还是完整日期。

公式说明

参数 含义 示例取值
B2 要提取的日期 2025/3/15
MONTH(B2) 返回 1-12 的月份数字 3
"m" TEXT 格式代码:月份不补零 3
"mm" TEXT 格式代码:月份补零两位 03

常见问题

Q1:MONTH 结果显示成 1900/1/3 这种日期? 答:结果单元格是日期格式,把 3 当成了日期序列号。选中 C 列 → 右键 →「设置单元格格式」→「常规」即可。

Q2:想要「三月」这种中文月份怎么办? 答:选中日期列按 Ctrl+1 → 自定义 → 类型输入 [DBNum1]m月,一月、三月、十二月就出来了,原数据不变。

Q3:日期是文本格式,MONTH 报错? 答:先「分列」转成真日期:选中该列 → 数据 → 分列 → 一路下一步,第 3 步勾选「日期」,完成后再提取。

避坑指南

  • 提取前确认源列是真日期:真日期右对齐,改成「常规」会变成数字,文本假日期先分列;
  • 跨年统计别只提月份:2025/3 和 2026/3 都是 3 月,正确做法是年份月份一起提,如 =TEXT(B2,"yyyy-mm"),透视表才不会混;
  • TEXT 的格式代码里,跟在 h 后面的 m 表示分钟,单独提取月份就用 "m" 或 "mm",别和小时混写。

写在最后

方法 适用场景 难度
MONTH 函数 提取数字月份,做透视统计
TEXT "mm" 补零两位,编号排序
TEXT "m月" 显示「3月」,直观汇报

统计用 MONTH,展示用 TEXT,跨年报表记得连年份一起提。


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基本 文件 流程 错误 SQL 调试
  1. 请求信息 : 2026-09-23 17:43:43 HTTP/1.1 GET : http://h.sjds.net/a/555893.html
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  3. 缓存信息 : 0 reads,0 writes
  4. 会话信息 : SESSION_ID=a466e1df57628d6a3884aea5a50d89a9
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  1. CONNECT:[ UseTime:0.000472s ] mysql:host=172.18.0.4;port=3306;dbname=h_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000847s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000436s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000345s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000549s ]
  6. SELECT * FROM `set` [ RunTime:0.000303s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000736s ]
  8. SELECT * FROM `article` WHERE `id` = 555893 LIMIT 1 [ RunTime:0.000385s ]
  9. UPDATE `article` SET `lasttime` = 1790156623 WHERE `id` = 555893 [ RunTime:0.001307s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 65 LIMIT 1 [ RunTime:0.000348s ]
  11. SELECT * FROM `article` WHERE `id` < 555893 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000414s ]
  12. SELECT * FROM `article` WHERE `id` > 555893 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000354s ]
  13. SELECT * FROM `article` WHERE `id` < 555893 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000427s ]
  14. SELECT * FROM `article` WHERE `id` < 555893 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000629s ]
  15. SELECT * FROM `article` WHERE `id` < 555893 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000622s ]
0.091357s