Black Calf Reservoir, Valley County, Montana     User input for Black Calf Reservoir, Valley County, Montana: Be the first to submit input for Black Calf Reservoir. Help improve this web site with your great input. Submit Input: Your Name: Write or Paste Input here: Upload picture:      Review Guidelines        You could also stop at Grimes Reservoir if you're here at Black Calf Reservoir; it's close by; if you've had enough of Black Calf Reservoir, Becky Reservoir is close by. Summertime brings highs in the 80's to Black Calf Reservoir, and during summer nights temperatures are in the 50's. Daytime highs throughout the winter are in the 20's while the cold winter nights at Black Calf Reservoir are in the-10's. Around Black Calf Reservoir you don’t get a lot of precipitation; June is when you get the most rain here; February meanwhile is the driest month.           Current weather conditions at Black Calf Reservoir, Valley County, Montana Local climate location: FORKS 24 miles away   Coordinates: Latitude: 48.92917 Longitude: -107.1058 Montana Lakes Complete list of all lakes in Montana Valley County Lakes Complete list of all lakes in Valley County Books about Black Calf Reservoir List of books available on Amazon.com about Black Calf Reservoir, Valley County, Montana. Outdoors Recreation Near Billings, Montana Very comprehensive list of a variety of outdoors recreation in the vicinity of Billings, Montana, the metro area neareast to Black Calf Reservoir. 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 Black Calf Reservoir.   Lakes Near Black Calf Reservoir: Grimes Reservoir, Valley CountyCounty, 3 miles away Becky Reservoir, Valley CountyCounty, 3 miles away