vocabulary : Months

It is very easy to say a montsh in Japanese.
Number plus "gatsu", that's all.

ichi-gatsu : January
ni-gatsu : February
san-gatsu : March
shi-gatsu : April
go-gatsu : May
roku-gatsu : June
shichi-gatsu : July
hachi-gatsu : August
ku-gatsu : September
juu-gatsu : October
juuichi-gatsu : November
juuni-gatsu : December

In case of date of the month, basicaly number+"nichi".But there are some exceptions.
nichi : day

tsuitachi : 1st(first day of the month)
futsuka : 2nd
mikka : 3rd
yokka : 4th
itsuka : 5th
muika : 6th
nanoka : 7th
youka : 8th
kokonoka : 9th
touka : 10th

Word above are specialized to use for days of month.

juuichi-nichi : 11th
juuni-nichi : 12th
juusan-nichi :13th
.
.
.

kyou : today
Kyou wa roku-gatsu futsuka desu.: today, June,2nd, is : It is June 2nd today.