- What do you figure the temperature is?
- One.

5 seconds sound clip from the Planes, Trains & Automobiles (1987) movie soundboard.

You can hear this line at 00:35:30 in the Blu-ray version of the movie.

Quote context

[...]

- Give me the glove.

- Ow! Just nipped. Little part.

- Give him the goddamn glove!

- Are we there yet?

- No, a little way to go yet.

- Beautiful country though, isn't it?

- What do you figure the temperature is?

- One.

- They didn't have two together.

- You got to be kidding me.

- Oh, I knew it. You know, the secretary was new, and I explained it.

- Oh, gee... I'm sorry.

[...]