Hot Saratov, and great events which(that) is(are) coming

Today is a very terrible and hot day(very hot and terrible/terrible and very hot) in Saratov. But I mean not only weather(, and I don't just mean the weather). Today is Monday. All people (All people are/everyone is) in a hurry. Monday is a crazy day. I think,(I'm sure) you understand me)

Some great events is(are) coming. The first it's(is) WWDC - the biggest developers conference in San Francisco. It will be today at 10 a.m. (OR It is today at 10am)
The second it's(is) (the)FIFA World Cup. It's a very important event in the sport. I guess it's more important than (the) Olympic games.

I would love to follows of(to watch) them. But(, but) (my) final tests is(are) coming soon. I have not many(got much) (spare/free) time.
Good luck. Have a fun time.

Hot Saratov and great events which is coming

Today is a very terrible and hot day in Saratov. But I mean not only weather. Today is Monday. All people are in a hurry. Monday is a crazy day. I think, you understand me)

Some great events is are coming. The first it's WWDC - the biggest developers conference in San Francisco. It will be today at 10 a.m.
The second it's FIFA World Cup. It's a very important event in the sport. I guess it's more important than Olympic games.

I would love to follows of them. But final tests is are coming soon. I have not many much time.
Good luck. Have a fun time.

Great work, just a few corrections.