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Words Kanji Guides About

日にち較かく差さ

also: にっこうさ

Meanings

1

noun

diurnal temperature range; daily temperature range

meteorology

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.

Written forms

日較差
- にちかくさ
  Standard kanji spelling for the meteorological term.
- にっこうさ
  Alternate reading; less common than にちかくさ.
にっこうさ

Kanji

日day, sun, Japan
較contrast, compare
差distinction, difference, variation

Similar words

年ねん較かく差さ
年較差 refers to the annual range of temperature, while 日較差 is the daily range.

Etymology

Compound of 日 (day) and 較差 (range, difference). The reading にちかくさ is the standard on'yomi combination; にっこうさ is a less common variant.