Weather, Numbers, Time & The Calendar

How is the weather? (How's the weather?)
It is sunny. (It's sunny.)

Cardinal numbers:
1, 2, 3, 4, 5...

Ordinal numbers:
1st, 2nd, 3rd...

Fractions:
1/2, 1/3, 1/4, 2/3...

Time:
1:00 = 1 o'clock
1:15 = a quarter past one
1:30 = half past one
1:45 = quarter to two

I play baseball AT 2:00.

The Calendar:
Year, month, week, day

Months of the Year:
What month is it?

January, February, March, April, May, June, July, August, September, October, November, December

My birthday is IN September.
My birthday is ON September 21st.

Days of the Week:
What day is it. What's the date?

Sunday, Monday, Tuesday, Wednesday, Thursday, Friday, Saturday

Prepositions of time:
It's rainy ON Monday.
I swim ON Tuesday.
I wake up AT 7:00.
Halloween is IN October.

the day before yesterday
yesterday
today
tomorrow
the day after tomorrow