Rocky Point Mexico’s weather has long been known as one the most temperate places, month by month, to visit or live in the Southwest deserts! In November people still swim in the water! Puerto Penasco weather in December is a bit cold for swimming and there will still only be sand (not snow) to shovel at the beach. September, October, June and July are optimal for the desert dwellers. Below are some links for Radar, Maps, daily forecasts, weekly forecasts and even a Rocky Point Beach and Pool weather score!