See weather overview. McCall is a resort town on the western edge of Valley County, Idaho, United States. McCall average temperature . BESTPLACES COMFORT INDEX. McCall is normally free of snow every year from July to September. 2020 Fourth of July Fireworks. Named after its founder, Tom McCall, it is situated on the southern shore of Payette Lake, near the center of the Payette National Forest. The decision to forgo the fireworks show this year was a tough one. For 20 days a year on average, the amount of new snow totals three inches or more. A firework show over Payette Lake will not be part of the celebration. The driest month is July, with 20 mm | 0.8 inch of rain. Summer High: the July high is around 80 degrees Winter Low: the January low is 11 Rain: averages 24 inches of rain a year Snow: averages 113 inches of snow a year. July is the warmest month of the year. Monthly temperature, precipitation and hours of sunshine. See Hour-by-hour Forecast for upcoming weather. Most days of snowfall in McCall leave at least an inch of fresh snow on the ground. Get the monthly weather forecast for McCall, ID, including daily high/low, historical averages, to help you plan ahead. At -6.1 °C | 21.0 °F on average, January is the coldest month of the year. Weather Highlights. McCall Temperature Yesterday. Home / Events / 4th of July. McCall weather averages and climate McCall, Idaho. How Many Snowstorms McCall Gets. Fourth of July will also look a bit different in McCall this year. The temperature in July averages 16.2 °C | 61.2 °F. High & Low Weather Summary for the Past Weeks Temperature Humidity Pressure; High: 69 °F (Nov 5, 3:53 pm) … 5.8 / 10. McCall, Idaho, USA - July weather averages including high and low temperatures, humidity, rainfall, snowfall, daylight, sunshine, UV index, and sea temperature. A climate graph showing rainfall, temperatures and normals. In January, the precipitation reaches its peak, with an average of 94 mm | 3.7 inch. Maximum temperature yesterday: 52 °F (at 12:53 pm) Minimum temperature yesterday: 41 °F (at 4:31 am) Average temperature yesterday: 45 °F. Learn about Idaho's Phased Re-Opening Plan and Recreating Responsibly. Past Weather in McCall — Graph °F. The annual BestPlaces Comfort Index for McCall is 5.8 (10=best), which means it is one of the least comfortable places in Idaho. The population was 2,991 as of the 2010 census, up from 2,084 in 2000.