Earlier quoted context omitted.
I think when he says "show up looking presentable", it may be that he needs to be in suits or business casual, preferably unwrinkled. Also, I am exceptionally disinclined to bike through below-zero weather, snow tires or no (referring to the hypothetical canadian). Let alone Texas summers, which regularly hit 105 this time of year. I don't care if there are showers or not, it's just darn unpleasant to be outside this…
I cycled to work for years in the Netherlands (down to -5C in winter) and Australia (frequenctly 35C+ in summer). The secret in both cases is: (i) keep appropriate clothes at the office; (ii) wear suitable cycling gear (as the Dutch say, there's no such thing as unsuitable weather, only unsuitable clothing); (iii) find a way to shower at work; (iv) be good humored when weather or other mishaps occur...
Which one of you is right?