How to lubricate a bike<br>Choose a wet lube if you ride in the rain. If you live in a rainy environment or frequently ride on wet, muddy trails, go for a wet chain lube. It's thicker, so heavy downpours and mud won't wash it away.
Bikes require particular lube in dry weather. 
The statement says that a particular lube is needed in wet weather, not dry weather. There may be a particular one needed for dry, but we can't know that from this statement. 