旬ごとの値
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天塩（留萌地方) 1984年（旬ごとの値） 詳細（気温・蒸気圧・湿度）
| 月 | 旬 | 気温 | 蒸気圧 | 湿度 | |||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 平均 | 最高 | 最低 | 積算 (℃) |
各階級の日数（平均） | 各階級の日数（最低） | 各階級の日数（最高） | 平均 (hPa) |
平均 (％) |
最小 | ||||||||||||
| 日平均 (℃) | 日最高 (℃) | 日最低 (℃) |
気温 (℃) | 日 時:分 | 気温 (℃) | 日 時:分 | ＜0℃ | ≧25℃ | ＜0℃ | ≧25℃ | ＜0℃ | ≧25℃ | ≧30℃ | ≧35℃ | 湿度 (％) | 日 | |||||
| 上旬 | -6.9 | -3.7 | -12.2 | -1.4 | 03 14:00 | -20.2 | 05 09:00 | 0 | 10 | 0 | 10 | 0 | 10 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 中旬 | -6.4 | -4.4 | -9.2 | 1.0 | 15 13:00 | -16.3 | 20 08:00 | 0 | 10 | 0 | 10 | 0 | 9 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 下旬 | -6.5 | -2.6 ) | -11.6 ) | 0.0 ) | 24 12:00 | -25.7 ] | 29 06:00 | 0 | 11 | 0 | 11 | 0 | 9 ) | 0 ) | 0 ) | 0 ) | /// | /// | /// | /// | |
| 上旬 | -8.3 | -5.6 | -12.7 | -2.8 | 08 18:00 | -22.3 | 07 23:00 | 0 | 10 | 0 | 10 | 0 | 10 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 中旬 | -10.2 | -5.0 | -17.7 | -2.1 | 16 12:00 | -23.4 | 14 06:00 | 0 | 10 | 0 | 10 | 0 | 10 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 下旬 | -8.0 | -4.7 | -13.7 | -2.2 | 21 14:00 | -17.1 | 28 08:00 | 0 | 9 | 0 | 9 | 0 | 9 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 上旬 | -7.0 | -3.1 ) | -13.2 ) | 0.0 ] | 03 10:00 | -20.1 ) | 08 06:00 | 0 | 10 | 0 | 10 | 0 | 9 | 0 ) | 0 ) | 0 ) | /// | /// | /// | /// | |
| 中旬 | -4.1 | -1.4 | -8.1 | 0.3 | 20 13:00 | -17.0 | 16 04:00 | 0 | 10 | 0 | 10 | 0 | 8 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 下旬 | -4.7 | -0.8 | -10.0 | 1.8 | 24 16:00 | -19.5 | 31 06:00 | 0 | 11 | 0 | 11 | 0 | 8 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 上旬 | -0.5 | 1.9 | -4.2 | 3.5 | 10 15:00 | -10.3 | 03 01:00 | 0 | 5 | 0 | 9 | 0 | 1 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 中旬 | 2.7 | 5.9 | -1.3 | 16.3 | 20 14:00 | -3.5 | 14 24:00 | 0 | 0 | 0 | 8 | 0 | 0 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 下旬 | 6.0 | 10.1 | 1.9 | 14.1 | 21 12:00 | -0.3 | 21 05:00 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 上旬 | 6.1 | 9.5 ) | 2.9 ) | 15.2 ) | 02 13:00 | -1.5 ) | 10 22:00 | 0 | 0 | 0 | 2 ) | 0 | 0 | 0 ) | 0 ) | 0 ) | /// | /// | /// | /// | |
| 中旬 | 6.9 | 9.7 | 3.6 | 11.8 | 20 12:00 | -1.7 | 11 02:00 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 下旬 | 11.6 | 16.5 | 5.3 | 20.3 | 29 17:00 | 2.3 | 25 04:00 | 99 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 上旬 | 15.9 | 20.4 | 10.8 | 25.1 | 07 10:00 | 7.7 | 05 04:00 | 159 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | /// | /// | /// | /// | |
| 中旬 | 15.2 | 19.3 ) | 10.2 ) | 28.8 ) | 17 12:00 | 5.9 ) | 20 21:00 | 142 | 0 | 0 | 0 ) | 0 | 0 | 1 ) | 0 ) | 0 ) | /// | /// | /// | /// | |
| 下旬 | 15.8 | 19.6 | 11.8 | 21.9 | 25 14:00 | 6.5 | 24 04:00 | 158 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 上旬 | 17.2 | 21.3 | 12.1 | 26.7 | 08 12:00 | 4.8 | 10 04:00 | 172 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | /// | /// | /// | /// | |
| 中旬 | 19.9 | 23.5 | 15.5 | 26.4 | 16 12:00 | 10.8 | 13 03:00 | 199 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | /// | /// | /// | /// | |
| 下旬 | 22.1 | 25.5 | 18.4 | 27.9 | 27 10:00 | 13.0 | 22 03:00 | 244 | 0 | 0 | 0 | 0 | 0 | 8 | 0 | 0 | /// | /// | /// | /// | |
| 上旬 | 22.9 | 25.3 | 19.3 | 26.8 | 07 10:00 | 12.5 | 04 02:00 | 229 | 0 | 0 | 0 | 0 | 0 | 7 | 0 | 0 | /// | /// | /// | /// | |
| 中旬 | 21.1 | 25.5 | 14.8 | 30.5 | 16 12:00 | 5.9 | 13 05:00 | 211 | 0 | 1 | 0 | 0 | 0 | 5 | 1 | 0 | /// | /// | /// | /// | |
| 下旬 | 17.0 | 20.3 | 14.2 | 26.1 | 21 15:00 | 10.9 | 24 05:00 | 187 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | /// | /// | /// | /// | |
| 上旬 | 16.7 | 21.0 | 11.7 | 22.4 | 07 12:00 | 6.4 | 04 04:00 | 167 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 中旬 | 15.4 ) | 20.0 ) | 9.1 ) | 21.7 ) | 14 14:00 | 6.3 ) | 20 02:00 | 139 ) | 0 ) | 0 ) | 0 ) | 0 | 0 | 0 ) | 0 ) | 0 ) | /// | /// | /// | /// | |
| 下旬 | 14.4 | 17.2 | 9.7 | 22.2 | 23 12:00 | 1.6 | 28 22:00 | 125 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 上旬 | 9.8 | 13.3 | 5.4 | 17.5 | 01 11:00 | 1.7 | 06 20:00 | 49 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 中旬 | 9.6 | 13.7 | 4.2 | 18.0 | 12 13:00 | -2.5 | 14 22:00 | 70 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 下旬 | 6.3 | 8.3 | 3.7 | 12.3 | 21 05:00 | 0.3 | 31 05:00 | 11 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 上旬 | 6.6 | 10.2 ) | 2.6 ) | 13.1 ) | 05 14:00 | -1.8 ) | 08 03:00 | 22 | 0 | 0 | 3 ) | 0 | 0 | 0 ) | 0 ) | 0 ) | /// | /// | /// | /// | |
| 中旬 | -1.0 | 1.6 | -3.5 | 9.2 | 11 12:00 | -6.9 | 19 07:00 | 0 | 6 | 0 | 8 | 0 | 5 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 下旬 | 1.5 | 4.8 | -1.3 | 8.0 | 23 21:00 | -4.5 | 28 02:00 | 0 | 3 | 0 | 7 | 0 | 0 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 上旬 | 0.3 | 2.7 | -2.7 | 7.1 | 04 09:00 | -7.4 | 10 07:00 | 0 | 5 | 0 | 7 | 0 | 2 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 中旬 | -4.9 | -1.7 | -8.8 | 3.9 | 11 14:00 | -13.8 | 19 18:00 | 0 | 10 | 0 | 10 | 0 | 6 | 0 | 0 | 0 | /// | /// | /// | /// | |
| 下旬 | -7.6 | -5.8 | -9.9 | -2.9 | 21 14:00 | -12.3 | 28 23:00 | 0 | 11 | 0 | 11 | 0 | 11 | 0 | 0 | 0 | /// | /// | /// | /// | |
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