You may be thinking about a short term need only. Longer term (annual and more) if you are in a state that is susceptible to drought and wildfires, you would worry about the lack of rain during a period when it is supposed to rain. The rain fills aquifers and increases soil moisture content which carry you through the dry season.
luckylion|10 months ago
Division of labor goes for division of scientific labor, too.
Granted, there seems to be an increasing trust issue in taking those results as true, but that's a separate issue.