Another element of Roman time that is familiar to us is the the week. The week divided into seven days, named after planets was borrowed from the Babylonians by way of the Jews. The seven day week of late Roman times has survived in the Latinate names for the days (except for Sunday, the Lord's Day).
Priest River, ID Weather. The average temperature of Priest River is 45.81Â°F, which is about the same as the Idaho average temperature of 46.32Â°F and is much lower than the national average temperature of 54.45Â°F. Historical Weather. Heating Cost Index, #170.
Evenings are cool, and July and August are considered perfect by most. In late fall the weather is much cooler and winter conditions can be snowy and much colder. Across the southern reaches of the Snake River Plain summer high temperatures average near 75 degrees, while winter highs are in the low-40s. The average annual rainfall here approaches 26 inches.