日にち較かく差さ

also: にっこうさ

Meanings

1

diurnal temperature range; daily temperature range

Meteorological term for the difference between the highest and lowest temperature in a single day.

砂さ漠ばくでは日にち較かく差さが非ひ常じょうに大おおきい。
In deserts, the diurnal temperature range is very large.
今日きょうの日にち較かく差さは15度どに達たっした。
Today's daily temperature range reached 15 degrees.