1.   Demand is strongest in winter and summer months when extreme temperatures cause more lead-acid batteries to fail, forcing motorists to buy replacements.

2.   Previously, those factors led many ranchers to leave their animals out to graze during the spring and summer months rather than selling them at low prices to feedlots.

3.   Fires are common in shanties during the summer months when the straw roofs of the huts are dry and burn easily.

4.   The hotel had been closing during the slow summer months in recent years.

5.   Rotterdam is the main entry point for drugs in Europe and attracts numerous foreigners -- especially during the spring and summer months -- who travel here to purchase narcotics.