旬ごとの値
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古丹別（留萌地方) 1986年（旬ごとの値） 詳細（降水量）
| 月 | 旬 | 降水量 | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 合計 (mm) |
最大日 | 最大1時間 | 最大10分間 | 各階級の日数 | ||||||||||
| 降水量 (mm) | 日 | 降水量 (mm) | 日 時:分 | 降水量 (mm) | 日 時:分 | ≧1mm | ≧10mm | ≧30mm | ≧50mm | ≧70mm | ≧100mm | |||
| 上旬 | 23 | 5 | 05 | 1 | 09 10:00 | /// | /// | 8 | 0 | 0 | 0 | 0 | 0 | |
| 中旬 | 38 | 15 | 18 | 4 | 18 07:00 | /// | /// | 9 | 1 | 0 | 0 | 0 | 0 | |
| 下旬 | 84 | 16 | 23 | 4 | 23 01:00 | /// | /// | 10 | 3 | 0 | 0 | 0 | 0 | |
| 上旬 | 62 | 18 | 04 | 5 | 04 16:00 | /// | /// | 9 | 3 | 0 | 0 | 0 | 0 | |
| 中旬 | 21 | 7 | 20 | 2 ) | 13 09:00 | /// | /// | 6 | 0 | 0 | 0 | 0 | 0 | |
| 下旬 | 15 | 5 | 22 | 1 ) | 25 24:00 | /// | /// | 5 | 0 | 0 | 0 | 0 | 0 | |
| 上旬 | 19 | 7 | 09 | 3 | 09 10:00 | /// | /// | 5 | 0 | 0 | 0 | 0 | 0 | |
| 中旬 | 24 | 13 | 16 | 3 | 16 14:00 | /// | /// | 5 | 1 | 0 | 0 | 0 | 0 | |
| 下旬 | 15 | 9 | 27 | 2 | 27 08:00 | /// | /// | 5 | 0 | 0 | 0 | 0 | 0 | |
| 上旬 | 42 | 32 | 10 | 6 | 10 15:00 | /// | /// | 4 | 1 | 1 | 0 | 0 | 0 | |
| 中旬 | 13 | 9 | 16 | 2 | 16 03:00 | /// | /// | 5 | 0 | 0 | 0 | 0 | 0 | |
| 下旬 | 47 | 19 | 27 | 3 | 27 18:00 | /// | /// | 7 | 2 | 0 | 0 | 0 | 0 | |
| 上旬 | 6 | 4 | 09 | 2 | 09 22:00 | /// | /// | 2 | 0 | 0 | 0 | 0 | 0 | |
| 中旬 | 29 | 9 | 17 | 3 | 20 14:00 | /// | /// | 6 | 0 | 0 | 0 | 0 | 0 | |
| 下旬 | 51 | 25 | 24 | 4 | 24 15:00 | /// | /// | 7 | 2 | 0 | 0 | 0 | 0 | |
| 上旬 | 13 | 7 | 08 | 4 | 09 02:00 | /// | /// | 2 | 0 | 0 | 0 | 0 | 0 | |
| 中旬 | 1 | 1 | 17 | 1 | 17 22:00 | /// | /// | 1 | 0 | 0 | 0 | 0 | 0 | |
| 下旬 | 0 | 0 | 30 | 0 | 30 --:-- | /// | /// | 0 | 0 | 0 | 0 | 0 | 0 | |
| 上旬 | 8 | 4 | 03 | 1 | 03 16:00 | /// | /// | 3 | 0 | 0 | 0 | 0 | 0 | |
| 中旬 | 41 | 14 | 18 | 6 | 18 07:00 | /// | /// | 5 | 3 | 0 | 0 | 0 | 0 | |
| 下旬 | 2 | 1 | 27 | 1 | 27 23:00 | /// | /// | 2 | 0 | 0 | 0 | 0 | 0 | |
| 上旬 | 16 | 16 | 05 | 4 | 05 08:00 | /// | /// | 1 | 1 | 0 | 0 | 0 | 0 | |
| 中旬 | 77 | 55 | 14 | 30 | 14 07:00 | /// | /// | 2 | 2 | 1 | 1 | 0 | 0 | |
| 下旬 | 1 | 1 | 29 | 1 | 29 07:00 | /// | /// | 1 | 0 | 0 | 0 | 0 | 0 | |
| 上旬 | 36 | 20 | 04 | 4 | 04 06:00 | /// | /// | 6 | 1 | 0 | 0 | 0 | 0 | |
| 中旬 | 6 | 4 | 19 | 3 | 19 16:00 | /// | /// | 2 | 0 | 0 | 0 | 0 | 0 | |
| 下旬 | 14 | 6 | 28 | 4 | 28 08:00 | /// | /// | 5 | 0 | 0 | 0 | 0 | 0 | |
| 上旬 | 27 | 23 | 06 | 14 | 06 04:00 | /// | /// | 2 | 1 | 0 | 0 | 0 | 0 | |
| 中旬 | 52 | 26 | 17 | 9 | 16 21:00 | /// | /// | 4 | 2 | 0 | 0 | 0 | 0 | |
| 下旬 | 108 | 52 | 21 | 7 | 21 10:00 | /// | /// | 10 | 3 | 1 | 1 | 0 | 0 | |
| 上旬 | 103 | 27 | 01 | 12 ) | 04 04:00 | /// | /// | 7 | 5 | 0 | 0 | 0 | 0 | |
| 中旬 | 47 | 13 | 13 | 3 | 14 11:00 | /// | /// | 9 | 2 | 0 | 0 | 0 | 0 | |
| 下旬 | 93 | 37 | 26 | 7 | 30 23:00 | /// | /// | 8 | 3 | 1 | 0 | 0 | 0 | |
| 上旬 | 18 | 8 | 04 | 3 | 04 16:00 | /// | /// | 5 | 0 | 0 | 0 | 0 | 0 | |
| 中旬 | 50 | 12 | 16 | 2 | 20 04:00 | /// | /// | 8 | 1 | 0 | 0 | 0 | 0 | |
| 下旬 | 23 | 9 | 31 | 1 | 31 24:00 | /// | /// | 8 | 0 | 0 | 0 | 0 | 0 | |
- 値欄の記号の説明
- 2021年3月2日より、アメダスの日照時間は「推計気象分布（日照時間）」から得る推計値となりましたので、日照計による観測値と単純比較できません。詳しくは要素ごとの値の補足説明をご覧ください。