But the impacts of a change in average conditions often occur as a result of changes in the frequency, intensity, or duration of extreme weather and climate events. (dotearth.blogs.nytimes.com)
We could go further and look at average conditions over thousands or millions of years — but this wouldn't really be very useful would it? (frogworth.com)
The staying power of the compact depends on the weather (lesser during summer) and how oily your skin gets, mostly around 4 hours under average conditions. (stylecraze.com)