The sub-zero temperatures during the winter make playing and training outdoors impossible.

The battle was made more difficult by strong winds and sub-zero temperatures.

Heavy snowfall and sub-zero temperatures killed at least 290 people across Europe.

In other words, it is the study of chemical interactions at sub-zero temperatures.

It would be no small feat, especially in sub-zero temperatures.

For instance, how could you live through a night in sub-zero temperatures?

"This job doesn't fit a lot of people's schedules, and they have to be out there in any conditions, even sub-zero temperatures."

She promised it would keep him warm right down to a sub-zero temperature.

I can't see many people enjoying the local park in sub-zero temperatures.

Hopefully not before we experience heavy snow and sub-zero temperatures in the City.