Looking at https://www.weather.gov/nerfc/normals https://www.weather.gov/nerfc/normals it looks like you'd be hard-pressed to find places in New England that av

Looking at https://www.weather.gov/nerfc/normals https://www.weather.gov/nerfc/normals it looks like you'd be hard-pressed to find places in New England that averages less than, say, 30" of rain a year. Problems start when people grow walnuts in places that average 10" a year....