Traveling to Alcatraz Island, San Francisco, California? Here is your 6-day weather forecast in the area. Whether it is a warm weather destinations or cold climate don’t forget to consider weather, while you pack your bags for this trip. Start your day when the sunrises at 1:22 PM and don’t miss the sunset at 3:06 AM. Today’s winds are traveling west at a speed of 13 MPH. The temperature feels like 63 with a humidity level of 85. Cloud coverage is 26 percent with 9.3 percent visibility. Today’s UV index is 6 make sure to prepare properly. Make sure to plan your travel itinerary to match your travel weather forecast to make the most of your vacation with Reservations.com.