1ヶ月天気予報(30日間天気)
%252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525255BSIR(北海道)の1ヶ月天気予報(30日間天気)
11/18~12/16の天気 (11月18日更新)
-
日付 天気 降水確率 信頼度 最高気温 最低気温 11/18(月) 70 A 2℃ -3℃ 11/19(火) 60 A 1℃ -3℃ 11/20(水) 50 B 8℃ 0℃ 11/21(木) 50 B 9℃ -1℃ 11/22(金) 70 C 7℃ -1℃ 11/23(土) 70 B 4℃ -2℃ 11/24(日) 60 A 5℃ -2℃ 平年値(長沼) 5.5~6.9℃ -2.5~-1.3℃ -
日付 天気 降水確率 信頼度 最高気温 最低気温 11/25(月) 60 B 7℃ -2℃ 11/26(火) 30 B 5℃ 2℃ 11/27(水) 30 B 5℃ 1℃ 11/28(木) 40 C 4℃ 0℃ 11/29(金) 40 C 5℃ 0℃ 11/30(土) 40 C 3℃ -1℃ 12/1(日) 40 C 3℃ -3℃ 平年値(長沼) 3.9~5.3℃ -4.1~-2.7℃ -
日付 天気 降水確率 信頼度 最高気温 最低気温 12/2(月) 40 B 1℃ 0℃ 12/3(火) 40 B 1℃ -2℃ 12/4(水) 40 B 2℃ -2℃ 12/5(木) 40 B 2℃ -1℃ 12/6(金) 20 B 2℃
(-1~5)-2℃
(-5~1)12/7(土) 20 B 2℃
(-1~6)-2℃
(-5~1)12/8(日) 30 B 1℃
(-3~6)-3℃
(-7~1)平年値(長沼) 2.2~3.6℃ -5.9~-4.3℃ -
日付 天気 降水確率 信頼度 最高気温 最低気温 12/9(月) 20 B 1℃
(-3~3)-2℃
(-6~1)12/10(火) 20 B -1℃
(-4~1)-3℃
(-6~-1)12/11(水) 30 B 2℃
(-1~6)-4℃
(-8~0)12/12(木) 30 B 1℃
(-2~4)-4℃
(-7~-1)12/13(金) 20 C 1℃
(-2~4)-4℃
(-7~-1)12/14(土) 20 B 1℃
(-2~3)-4℃
(-7~-1)12/15(日) 30 B -1℃
(-4~2)-3℃
(-6~-1)平年値(長沼) 0.5~2℃ -8.1~-6.2℃ -
日付 天気 降水確率 信頼度 最高気温 最低気温 12/16(月) 30 C -1℃
(-3~0)-4℃
(-6~-1)平年値(長沼) 0.4~0.4℃ -8.3~-8.3℃
平年より2℃以上高い | |||||
平年より2℃以上低い |
最低気温は0〜9時の最低気温、最高気温は9〜18時の最高気温になります。
信頼度Aがその日の天気の信頼性が高く、信頼度Cが天気の信頼性が低くなります。
予報の精度向上には努めて参りますが、利便性を重視したもので、予報によっては時間的・量的なずれが生じる場合がございますのでご留意下さい。
信頼度Aがその日の天気の信頼性が高く、信頼度Cが天気の信頼性が低くなります。
予報の精度向上には努めて参りますが、利便性を重視したもので、予報によっては時間的・量的なずれが生じる場合がございますのでご留意下さい。
30日間天気の予報精度について
一般的には先の予報になるほど予報精度は低下していきますが「お天気.com」の30日間天気は2週目以降も、高い予報精度を維持しています。
- ・調査期間:2024年5〜8月
- ・調査地点:札幌・仙台・東京・金沢・名古屋・大阪・広島・高知・福岡・鹿児島・那覇の全国11地点
- ・「適中率」:気象庁と同様に、日別の降水の有無(降水量1mm以上)による判定
- お天気.com
- 天気予報
- 1ヶ月天気予報(30日間天気)
- 北海道
- %252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525255BSIR
%252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525252525255BSIR(北海道)の1ヶ月天気予報・30日間天気は、最大33日先までの天気・気温・降水確率等を掲載。1ヶ月先の天気予報を一番当たる天気予報になるように気象予報士が情報を更新。長期予報や季節予報としてもご利用ください。