McIlwain Lake, Roosevelt County, Montana     User input for McIlwain Lake, Roosevelt County, Montana: Be the first to submit input for McIlwain Lake. Help improve this web site with your great input. Submit Input: Your Name: Write or Paste Input here: Upload picture:      Review Guidelines        Montana has many beautiful lakes and McIlwain Lake is one of them. Summertime highs at McIlwain Lake typically tend to be in the 80's. Once the sun is down it falls down to the 50's. Through the winter this place gets highs in the 20's, and nighttime lows at McIlwain Lake throughout the winter frequently dip into the 0's. At McIlwain Lake you don’t see much rainfall; June is the month that gets the most rain, and February meanwhile is the driest month.           Current weather conditions at McIlwain Lake, Roosevelt County, Montana Local climate location: POPLAR 13 miles away   Coordinates: Latitude: 48.24111 Longitude: -104.9247 Montana Lakes Complete list of all lakes in Montana Roosevelt County Lakes Complete list of all lakes in Roosevelt County Books about McIlwain Lake List of books available on Amazon.com about McIlwain Lake, Roosevelt County, Montana. Outdoors Recreation Near Williston, North Dakota Very comprehensive list of a variety of outdoors recreation in the vicinity of Williston, North Dakota, the metro area neareast to McIlwain Lake. Find info on campgrounds, hiking trails, ski resorts, lakes, beaches, parks, whitewater and more. Montana Outdoors Index This is a very comprehensive index of outdoors activities in the great state of Montana.     These outdoors activities are available near McIlwain Lake.