O'Brien Lake, San Luis Obispo County, California     User input for O'Brien Lake, San Luis Obispo County, California: Be the first to submit input for O'Brien Lake. Help improve this web site with your great input. Submit Input: Your Name: Write or Paste Input here: Upload picture:      Review Guidelines        Navajo Campground is a magnificent local campground; most likely you're looking for nearby lakes? Sure, Twisselmann Lake is just a very short distance away. If you came for an overnight stay Friis Campground is a brilliant place to camp. Summertime brings highs in the 90's to O'Brien Lake while overnight lows are regularly in the 50's. The cold days of the winter come with highs in the 50's, and night lows at O'Brien Lake throughout the winter generally descend       into the 30's. This lake is so wonderful. Don't leave O'Brien Lake without first paying a visit to Ortega Spring, of course you could also explore Long Lake while you're here; it's not far at all. Not much rainfall falls here at O'Brien Lake; January is the wettest month with most rain; June on the other hand is the driest. Relax Inn is a pleasant place to get some rest, and the Fernandez Trail offers hiking at its best.     Relax Inn, Paso Robles 23 miles away One of The Best Places For Wine Testing In Paso Robles.... Best Western Kettleman City Inn & Suites, Kettleman City 25 miles away The Best Western Kettleman City Inn & Suites is the newest inn within 70 miles on Interstate 5. We offer our guests a complimentary deluxe continental breakfast, in-room coffee, guest laundry; remote ... Current weather conditions at O'Brien Lake, San Luis Obispo County, California Local climate location: PASO ROBLES FAA AP 18 miles away   Coordinates: Latitude: 35.67278 Longitude: -120.2269 California Lakes Complete list of all lakes in California San Luis Obispo County Lakes Complete list of all lakes in San Luis Obispo County Books about O'Brien Lake List of books available on Amazon.com about O'Brien Lake, San Luis Obispo County, California. Outdoors Recreation Near San Luis Obispo-Paso Robles, California Very comprehensive list of a variety of outdoors recreation in the vicinity of San Luis Obispo-Paso Robles, California, the metro area neareast to O'Brien Lake. Find info on campgrounds, hiking trails, ski resorts, lakes, beaches, parks, whitewater and more. California Outdoors Index This is a very comprehensive index of outdoors activities in the great state of California.     These outdoors activities are available near O'Brien Lake.   Hotels Near O'Brien Lake: Relax Inn, Paso Robles, 23 miles away Best Western Kettleman City Inn & Suites, Kettleman City, 25 miles away Super 8 Kettleman City, Kettleman City, 25 miles away Villa Toscana Bed and Breakfast, Paso Robles, 30 miles away La Quinta Inn AND Suites Paso Robles, Paso Robles, 31 miles away   Camp Grounds Near O'Brien Lake: Friis Campground, San Luis Obispo County, 18 miles away Navajo Campground, San Luis Obispo County, 18 miles away La Panza Campground, San Luis Obispo County, 18 miles away Queen Bee Campground, San Luis Obispo County, 18 miles away   Hiking Trails Near O'Brien Lake: Fernandez Trail, San Luis Obispo County, 17 miles away       2.6 hiking miles, 606 feet elevation difference   Lakes Near O'Brien Lake: Long Lake, San Luis Obispo CountyCounty, 1 miles away Twisselmann Lake, San Luis Obispo CountyCounty, 1 miles away