Kanji: 月 tsuki month
This is a sun ( 日 ) with legs -- the moon runs faster around the earth, therefore it needs legs.
JLPT N5: 22 / 100 | 4 Strokes
月
Kun: つき
Meaning: moon; month
Learn these early kanji well. Many of them are found in more complex kanji as radicals.
Stroke Order:

Examples:
一月 ichi gatsu - January [lit. 1st month]
今月 kon getsu - this month
月 tsuki - the moon
月曜日 getsu you bi - Monday
Example Sentence:
今日は月曜日です。
kyou wa getsuyoubi desu.
Today is Monday.
[All the days of the week end with ~youbi.]