年ごとの値
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苫小牧（胆振地方) 年ごとの値 詳細（N時間降雪量）
| 年 | N時間降雪量 | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 最大3時間降雪量 | 最大6時間降雪量 | 最大12時間降雪量 | 最大24時間降雪量 | 最大48時間降雪量 | 最大72時間降雪量 | |||||||||
| 降雪量 (cm) | 月/日 時:分 | 降雪量 (cm) | 月/日 時:分 | 降雪量 (cm) | 月/日 時:分 | 降雪量 (cm) | 月/日 時:分 | 降雪量 (cm) | 月/日 時:分 | 降雪量 (cm) | 月/日 時:分 | |||
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| 12 ] | 2/28 14:00 | 19 ] | 1/10 13:00 | 20 ] | 1/10 19:00 | 21 ] | 1/11 07:00 | 25 ] | 1/10 24:00 | 25 ] | 1/11 24:00 | |||
| 20 ] | 3/11 24:00 | 22 ] | 12/07 04:00 | 23 ] | 12/07 10:00 | 23 ] | 12/07 22:00 | 31 ] | 12/07 05:00 | 31 ] | 12/08 05:00 | |||
| 10 ] | 11/30 10:00 | 11 ] | 1/17 07:00 | 14 ] | 1/17 13:00 | 14 ] | 1/18 01:00 | 15 ] | 1/19 01:00 | 24 ] | 1/18 03:00 | |||
| 9 ] | 1/25 17:00 | 13 ] | 12/27 13:00 | 13 ] | 12/27 19:00 | 16 ] | 3/13 17:00 | 17 ] | 3/05 08:00 | 18 ] | 3/04 24:00 | |||
| 17 ] | 1/15 10:00 | 26 ] | 1/15 10:00 | 28 ] | 1/15 15:00 | 28 ] | 1/16 03:00 | 28 ] | 1/17 03:00 | 28 ] | 1/18 03:00 | |||
| 16 | 12/13 02:00 | 16 | 12/13 05:00 | 22 | 1/20 14:00 | 23 | 1/21 02:00 | 26 ] | 1/22 02:00 | 26 ] | 3/13 22:00 | |||
| 14 | 2/04 14:00 | 17 | 2/04 16:00 | 20 | 2/04 17:00 | 21 | 2/05 02:00 | 21 | 2/06 02:00 | 23 | 2/04 17:00 | |||
| 5 | 1/08 08:00 | 8 | 1/08 10:00 | 12 | 1/08 12:00 | 14 | 1/08 17:00 | 16 | 1/09 09:00 | 18 | 1/10 08:00 | |||
| 11 ] | 2/23 16:00 | 18 ] | 2/23 18:00 | 26 ] | 1/24 15:00 | 35 ] | 2/24 12:00 | 40 ] | 2/24 11:00 | 43 ] | 2/25 08:00 | |||
| 12 | 12/26 09:00 | 14 | 12/26 11:00 | 15 | 2/20 24:00 | 23 | 2/21 12:00 | 34 | 2/22 12:00 | 38 | 2/23 07:00 | |||
| 10 | 1/05 16:00 | 13 | 3/03 09:00 | 17 | 3/03 10:00 | 20 | 3/03 22:00 | 20 | 3/05 01:00 | 29 | 1/02 14:00 | |||
| 11 | 1/17 02:00 | 11 | 1/17 05:00 | 12 | 12/29 16:00 | 13 | 12/30 01:00 | 14 | 12/31 01:00 | 14 | 1/01 01:00 | |||
| 11 | 1/05 16:00 | 15 | 1/05 19:00 | 17 | 1/06 01:00 | 18 | 2/24 14:00 | 24 | 2/25 18:00 | 37 | 2/26 14:00 | |||
| 8 | 2/07 19:00 | 12 | 12/16 09:00 | 21 | 12/16 10:00 | 22 | 12/16 19:00 | 23 | 12/17 22:00 | 35 | 12/18 19:00 | |||
| 10 | 3/09 22:00 | 12 | 3/09 22:00 | 14 | 2/17 10:00 | 18 | 2/17 21:00 | 27 | 2/17 21:00 | 30 | 2/18 19:00 | |||
| 13 | 1/17 10:00 | 17 | 1/17 11:00 | 20 | 2/01 24:00 | 25 | 2/02 11:00 | 31 | 2/03 11:00 | 31 | 2/04 11:00 | |||
| 18 | 2/29 08:00 | 19 | 2/29 10:00 | 19 | 2/29 16:00 | 22 ] | 3/01 05:00 | 27 ] | 3/02 04:00 | 27 ] | 3/03 04:00 | |||
| 22 ] | 1/19 07:00 | 25 ] | 1/19 07:00 | 28 ] | 1/19 11:00 | 28 ] | 1/19 23:00 | 28 ] | 1/20 23:00 | 28 ] | 1/21 23:00 | |||
| 27 | 1/29 01:00 | 34 | 1/29 02:00 | 34 ] | 1/29 08:00 | 34 ] | 1/29 20:00 | 34 ] | 1/30 20:00 | 34 ] | 1/31 20:00 | |||
| 12 | 12/07 13:00 | 12 | 12/07 16:00 | 12 | 12/07 22:00 | 12 | 12/08 10:00 | 14 | 1/25 15:00 | 14 | 1/26 15:00 | |||
| 11 | 2/03 14:00 | 15 | 2/03 17:00 | 18 | 2/17 03:00 | 21 | 2/17 16:00 | 24 | 2/18 16:00 | 28 | 3/05 21:00 | |||
| 10 | 1/29 12:00 | 13 | 1/29 13:00 | 17 ] | 3/02 15:00 | 25 ] | 3/02 17:00 | 25 ] | 3/03 17:00 | 25 ] | 3/04 17:00 | |||
| 23 | 1/05 06:00 | 28 | 1/05 08:00 | 30 | 1/05 14:00 | 30 | 1/06 02:00 | 30 | 1/07 02:00 | 34 | 1/05 16:00 | |||
| 12 | 2/20 02:00 | 15 | 2/20 02:00 | 19 | 12/25 08:00 | 21 | 2/20 19:00 | 25 | 1/21 18:00 | 27 | 1/21 21:00 | |||
| 16 | 1/15 24:00 | 17 | 1/16 02:00 | 17 | 1/16 08:00 | 17 | 1/25 16:00 | 26 | 1/26 16:00 | 28 | 1/27 16:00 | |||
- 寒候年とは、前年8月1日から当年7月31日までの期間のことです。例えば、2008年寒候年は2007年8月1日から2008年7月31日までの期間を示します。
- 値欄の記号の説明
- 赤線は、観測場所を移転した場合、観測装置を変更した場合または観測の時間間隔を変更した場合に、その前後のデータが均質でないことを示します。
赤実線の前後では観測データや観測史上1位などの極値を比較できませんが、赤点線の前後では極値を比較できます。