What to do. 1  Mix small amount of each food sample with distilled water to make a test liquid. 2  To a test tube, add 40 drops of liquid to be tested. 3  If testing more than one liquid, label each test tube with a marker.  Add 10 drops of Benedict's solution to each test 1  tube. Note any color change.
Niagara Falls: Annual Weather Averages. July is the hottest month in Niagara Falls with an average temperature of 22Â°C (72Â°F) and the coldest is January at -4Â°C (25Â°F). Average Temperature: Niagara Falls.
What's the best time to travel to Niagara Falls in Canada? 1  The months May, June, July, August and September have nice weather with a good average temperature. 2  On average, the warmest month is July.  On average, the coolest month is January.