Upper Duncan Reservoir, Malheur County, Oregon     User input for Upper Duncan Reservoir, Malheur County, Oregon: Be the first to submit input for Upper Duncan Reservoir. Help improve this web site with your great input. Submit Input: Your Name: Write or Paste Input here: Upload picture:      Review Guidelines        Upper Duncan Reservoir is a nice lake to visit. Rome RV and Cafe is a glorious campground nearby, and Owyhee River is a great whitewater spot close by. High temperatures at Upper Duncan Reservoir during the warm months are in the 90's. Once the sun is down it descends down to the 50's. Highs during the wintertime are regularly in the 30's, and overnight lows all through the winter for Upper Duncan Reservoir tend to be in the 10's. Around Upper Duncan Reservoir       you don’t get a lot of rain; the month with most of the rain is June, and the driest month is July. The vista of picturesque Mustang Butte near Upper Duncan Reservoir is glorious; Cliff's RV Park is a glorious local campground. This lake is so wonderful.     Current weather conditions at Upper Duncan Reservoir, Malheur County, Oregon Local climate location: ROME 6 miles away   Coordinates: Latitude: 42.65528 Longitude: -117.3736 Oregon Lakes Complete list of all lakes in Oregon Malheur County Lakes Complete list of all lakes in Malheur County Books about Upper Duncan Reservoir List of books available on Amazon.com about Upper Duncan Reservoir, Malheur County, Oregon. Outdoors Recreation Near Ontario, Oregon-Idaho Very comprehensive list of a variety of outdoors recreation in the vicinity of Ontario, Oregon-Idaho, the metro area neareast to Upper Duncan Reservoir. Find info on campgrounds, hiking trails, ski resorts, lakes, beaches, parks, whitewater and more. Oregon Outdoors Index This is a very comprehensive index of outdoors activities in the great state of Oregon.     These outdoors activities are available near Upper Duncan Reservoir.   Camp Grounds Near Upper Duncan Reservoir: Cliff's RV Park, Jordan Valley, 10 miles away Rome RV and Cafe, Jordan Valley, 20 miles away   Whitewater Near Upper Duncan Reservoir: Owyhee River, Malheur CountyCounty, 2 miles away       Class III-IV(V) - 37 miles long (Three Forks to Rome) Owyhee River, -blank- CountyCounty, 16 miles away       Class III+(V+) - 65 miles long (Garat Crossing to Three Forks)