旬ごとの値
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札幌（石狩地方) 1988年（旬ごとの値） 詳細（気温・蒸気圧・湿度）
| 月 | 旬 | 気温(℃) | 蒸気圧 (hPa) | 湿度(％) | ||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 日平均 | 最高気温 | 最低気温 | 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 | 平均 | 最高 | 最低 | 平均 | 最低 | 最高 | ＜0℃ | ≧25℃ | ＜0℃ | ≧25℃ | ＜0℃ | ≧25℃ | ≧30℃ | ≧35℃ | 平均 | 平均 | 最小 | |||||||
| 値 | 日 | 値 | 日 | 値 | 日 | 値 | 日 | 値 | 日 | |||||||||||||||
| 上旬 | -3.6 | -0.5 | 4.2 | 07 | -5.4 | 10 | -7.0 | -10.6 | 10 | -1.4 | 08 | 8 | 0 | 10 | 0 | 5 | 0 | 0 | 0 | 3.5 | 72 | 36 | 05 | |
| 中旬 | -2.8 | 0.0 | 5.1 | 14 | -5.6 | 11 | -6.4 | -9.3 | 13 | -2.4 | 14 | 8 | 0 | 10 | 0 | 5 | 0 | 0 | 0 | 3.4 | 67 | 39 | 18 | |
| 下旬 | -5.0 | -1.9 | 7.1 | 22 | -6.9 | 26 | -8.0 | -11.0 | 28 | 1.5 | 22 | 9 | 0 | 10 | 0 | 8 | 0 | 0 | 0 | 3.2 | 70 | 36 | 23 | |
| 上旬 | -4.4 | -1.3 | 3.6 | 02 | -3.8 | 04 | -7.6 | -11.2 | 07 | -5.2 | 08 | 10 | 0 | 10 | 0 | 9 | 0 | 0 | 0 | 3.2 | 71 | 35 | 07 | |
| 中旬 | -7.1 | -3.1 | -1.9 | 20 | -4.9 | 15 | -11.2 | -13.6 | 18 | -7.0 | 12 | 10 | 0 | 10 | 0 | 10 | 0 | 0 | 0 | 2.5 | 68 | 26 | 16 | |
| 下旬 | -4.0 | -1.2 | 2.2 | 23 | -2.7 | 28* | -6.8 | -9.4 | 21 | -2.6 | 23 | 9 | 0 | 9 | 0 | 8 | 0 | 0 | 0 | 3.1 | 67 | 40 | 26 | |
| 上旬 | -2.9 | 0.0 | 3.1 | 03 | -2.2 | 09 | -6.8 | -11.6 | 07 | -2.8 | 03 | 10 | 0 | 10 | 0 | 6 | 0 | 0 | 0 | 3.2 | 64 | 38 | 03 | |
| 中旬 | 1.3 | 4.9 | 9.9 | 11 | 0.5 | 16 | -2.6 | -6.7 | 15 | 1.2 | 12 | 3 | 0 | 8 | 0 | 0 | 0 | 0 | 0 | 4.5 | 65 | 31 | 17 | |
| 下旬 | 1.2 | 4.5 | 5.8 | 31* | 1.5 | 24 | -2.1 | -3.7 | 27 | 0.2 | 23 | 1 | 0 | 10 | 0 | 0 | 0 | 0 | 0 | 4.1 | 60 | 31 | 25 | |
| 上旬 | 3.9 | 8.0 | 12.0 | 10 | 4.2 | 06 | -0.2 | -2.4 | 01 | 0.9 | 10* | 0 | 0 | 4 | 0 | 0 | 0 | 0 | 0 | 4.9 | 62 | 22 | 05 | |
| 中旬 | 8.7 | 13.7 | 18.7 | 18 | 8.5 | 16 | 4.2 | 0.7 | 11 | 8.4 | 19 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.3 | 65 | 23 | 18* | |
| 下旬 | 8.8 | 13.5 | 23.5 | 29 | 5.4 | 24 | 4.7 | 0.9 | 25 | 9.9 | 29 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.4 | 67 | 21 | 29 | |
| 上旬 | 9.9 | 14.0 | 20.5 | 01 | 8.3 | 08 | 5.7 | 3.0 | 05 | 8.6 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.8 | 56 | 27 | 10 | |
| 中旬 | 12.4 | 17.2 | 23.7 | 18 | 10.7 | 13 | 8.6 | 5.8 | 15* | 10.7 | 20* | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 10.8 | 76 | 37 | 18 | |
| 下旬 | 11.9 | 16.4 | 21.4 | 30 | 12.1 | 24 | 8.3 | 4.0 | 24 | 11.7 | 31 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.6 | 68 | 38 | 25 | |
| 上旬 | 16.3 | 21.0 | 27.0 | 06 | 15.8 | 05 | 12.9 | 9.8 | 06 | 14.9 | 09* | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 14.8 | 81 | 32 | 06 | |
| 中旬 | 14.3 | 17.6 | 19.2 | 16 | 15.7 | 17 | 12.3 | 11.3 | 20 | 12.9 | 17 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 13.6 | 84 | 65 | 15 | |
| 下旬 | 19.4 | 25.1 | 28.4 | 24 | 20.8 | 21 | 15.0 | 12.5 | 22 | 18.2 | 25 | 0 | 0 | 0 | 0 | 0 | 6 | 0 | 0 | 15.1 | 68 | 32 | 24 | |
| 上旬 | 18.5 | 23.5 | 28.8 | 01 | 20.3 | 03 | 15.0 | 13.5 | 03 | 16.8 | 09 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 15.7 | 74 | 13 | 01 | |
| 中旬 | 17.8 | 22.2 | 24.5 | 20 | 17.7 | 11 | 14.4 | 12.4 | 19 | 17.2 | 16 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 15.5 | 77 | 49 | 18 | |
| 下旬 | 18.6 | 24.4 | 26.7 | 24 | 19.4 | 27 | 14.2 | 11.4 | 28 | 16.5 | 22 | 0 | 0 | 0 | 0 | 0 | 6 | 0 | 0 | 15.4 | 72 | 37 | 24 | |
| 上旬 | 23.7 | 28.7 | 32.6 | 03 | 24.8 | 01 | 20.3 | 18.7 | 01 | 21.1 | 10* | 0 | 1 | 0 | 0 | 0 | 9 | 4 | 0 | 22.2 | 76 | 43 | 03 | |
| 中旬 | 22.4 | 26.3 | 28.9 | 20 | 24.2 | 12 | 19.2 | 14.4 | 17 | 22.3 | 20 | 0 | 1 | 0 | 0 | 0 | 8 | 0 | 0 | 20.3 | 75 | 54 | 15 | |
| 下旬 | 22.8 | 26.7 | 31.7 | 23 | 20.9 | 29 | 20.4 | 17.9 | 29 | 22.8 | 22* | 0 | 2 | 0 | 0 | 0 | 8 | 1 | 0 | 23.5 | 84 | 47 | 23 | |
| 上旬 | 18.5 | 22.4 | 25.7 | 07 | 18.9 | 02 | 15.6 | 14.2 | 10 | 16.7 | 08 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 16.4 | 77 | 48 | 07 | |
| 中旬 | 18.3 | 22.1 | 25.2 | 14 | 19.9 | 20 | 14.5 | 12.0 | 11 | 16.6 | 19 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 16.3 | 77 | 39 | 11 | |
| 下旬 | 15.9 | 20.5 | 25.2 | 23 | 18.3 | 24 | 11.2 | 8.1 | 29 | 13.9 | 23 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 12.2 | 68 | 31 | 29 | |
| 上旬 | 14.5 | 18.5 | 21.2 | 07 | 14.9 | 06 | 11.3 | 8.9 | 10 | 13.8 | 07 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 11.7 | 71 | 34 | 02 | |
| 中旬 | 10.3 | 14.8 | 21.3 | 11 | 9.6 | 13 | 5.6 | 3.0 | 17 | 8.6 | 18 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.0 | 64 | 30 | 15 | |
| 下旬 | 8.3 | 11.2 | 17.2 | 21 | 7.6 | 29 | 5.0 | 1.8 | 25 | 7.8 | 21 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.8 | 62 | 26 | 25 | |
| 上旬 | 5.5 | 9.7 | 14.4 | 09 | 3.4 | 03 | 0.8 | -2.6 | 10 | 4.8 | 05 | 0 | 0 | 6 | 0 | 0 | 0 | 0 | 0 | 6.0 | 66 | 33 | 06 | |
| 中旬 | 0.9 | 3.9 | 9.8 | 13 | -1.0 | 11 | -1.9 | -5.2 | 20 | 1.5 | 13 | 3 | 0 | 8 | 0 | 1 | 0 | 0 | 0 | 4.0 | 61 | 33 | 13 | |
| 下旬 | 2.2 | 5.8 | 9.5 | 24 | 3.5 | 30 | -1.2 | -4.0 | 21 | 2.0 | 24 | 0 | 0 | 7 | 0 | 0 | 0 | 0 | 0 | 5.3 | 72 | 37 | 25 | |
| 上旬 | 3.1 | 6.4 | 11.4 | 09 | 1.0 | 10 | -0.7 | -5.6 | 06 | 3.3 | 08 | 2 | 0 | 5 | 0 | 0 | 0 | 0 | 0 | 5.6 | 70 | 41 | 02 | |
| 中旬 | -0.2 | 2.6 | 8.3 | 13 | -2.7 | 11 | -3.2 | -5.2 | 17 | 1.3 | 14 | 6 | 0 | 9 | 0 | 3 | 0 | 0 | 0 | 4.4 | 72 | 29 | 15 | |
| 下旬 | -3.9 | -1.3 | 3.0 | 31 | -3.1 | 26 | -6.7 | -8.4 | 25 | -4.9 | 23 | 11 | 0 | 11 | 0 | 8 | 0 | 0 | 0 | 3.1 | 67 | 41 | 28 | |