Rikubetsu records −4.3°C as October 18 morning turns cold
October 18 observations; Hokkaido preliminary table checked at 19:00. Not a future forecast.
IllustrationSapporo's AMeDAS table recorded Rikubetsu at −4.3°C at 06:25 on October 18, Utanobori at −4.1°C and Numakawa at −3.9°C. TV Asahi said more than half Japan's observation points recorded their lowest temperature that autumn, especially in northern and eastern Japan.
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October 18 observations; Hokkaido preliminary table checked at 19:00. Not a future forecast.
News details
Sapporo's AMeDAS table recorded Rikubetsu at −4.3°C at 06:25 on October 18, Utanobori at −4.1°C and Numakawa at −3.9°C. TV Asahi said more than half Japan's observation points recorded their lowest temperature that autumn, especially in northern and eastern Japan.
The same report forecast sunshine and above-normal daytime highs. Morning observations and later forecasts are distinct. The table's figures are preliminary and may change; its URL updates daily, so check the displayed date when reopening.
Sources & further reading
Our own summary based on the public information below.
- 札幌管区気象台：道内アメダス最低気温順位表（確認時は10月18日） ↗
- テレビ朝日：今シーズン一番の冷え込み、北海道で冬日続出 ↗Source publication date: 2026-10-18
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