旬ごとの値
 |  |
 |  |
 |  |  |  |  |
 |  |  |  |  |  |
 |  |  |  |  |
羽幌（留萌地方) 1983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 | -3.2 | -0.4 | 6.4 | 08 | -5.4 | 09 | -7.1 | -13.2 | 04 | -2.3 | 05 | 8 | 0 | 10 | 0 | 7 | 0 | 0 | 0 | 3.7 | 75 | 44 | 01 | |
| 中旬 | -5.4 | -2.8 | -2.0 | 15 | -4.3 | 20 | -8.0 | -16.8 | 20 | -4.6 | 12 | 10 | 0 | 10 | 0 | 10 | 0 | 0 | 0 | 3.1 | 75 | 43 | 16 | |
| 下旬 | -3.1 | 0.0 | 4.9 | 29* | -4.9 | 22 | -7.6 | -17.9 | 22 | -0.4 | 29 | 7 | 0 | 11 | 0 | 7 | 0 | 0 | 0 | 3.6 | 73 | 43 | 27* | |
| 上旬 | -5.6 | -2.0 | -0.6 | 03 | -5.2 | 09 | -10.6 | -14.8 | 04 | -4.3 | 01 | 10 | 0 | 10 | 0 | 10 | 0 | 0 | 0 | 3.0 | 74 | 44 | 08 | |
| 中旬 | -7.2 | -3.9 | -0.5 | 20 | -6.6 | 12 | -11.3 | -20.8 | 16 | -6.4 | 19 | 10 | 0 | 10 | 0 | 10 | 0 | 0 | 0 | 2.6 | 72 | 42 | 18* | |
| 下旬 | -5.7 | -2.0 | 2.0 | 21 | -5.1 | 27 | -10.5 | -17.4 | 28 | -5.6 | 23 | 8 | 0 | 8 | 0 | 7 | 0 | 0 | 0 | 3.1 | 75 | 45 | 27* | |
| 上旬 | -5.6 | -0.3 | 4.9 | 10 | -2.5 | 02 | -12.3 | -15.5 | 02 | -2.2 | 10 | 9 | 0 | 10 | 0 | 8 | 0 | 0 | 0 | 2.8 | 69 | 32 | 10 | |
| 中旬 | -2.1 | 1.3 | 5.1 | 11 | -4.7 | 14 | -6.6 | -11.6 | 19 | -1.7 | 17 | 7 | 0 | 10 | 0 | 3 | 0 | 0 | 0 | 3.5 | 64 | 41 | 12 | |
| 下旬 | 2.1 | 5.4 | 8.5 | 31 | 2.2 | 26 | -1.9 | -7.1 | 25 | 1.6 | 21 | 2 | 0 | 6 | 0 | 0 | 0 | 0 | 0 | 5.5 | 76 | 31 | 31 | |
| 上旬 | 6.2 | 10.0 | 14.9 | 06 | 5.9 | 09 | 1.9 | -3.4 | 09 | 5.7 | 07 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 5.8 | 61 | 25 | 06 | |
| 中旬 | 7.8 | 12.5 | 17.5 | 19 | 9.2 | 11 | 2.3 | -1.1 | 13* | 6.1 | 15 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 6.8 | 64 | 21 | 19 | |
| 下旬 | 10.5 | 14.3 | 20.0 | 26 | 10.1 | 30 | 6.5 | 3.8 | 21 | 8.5 | 27 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.2 | 64 | 24 | 22 | |
| 上旬 | 8.8 | 13.2 | 19.8 | 07 | 7.7 | 09 | 4.3 | -1.0 | 06 | 7.3 | 01 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 7.9 | 71 | 28 | 01 | |
| 中旬 | 10.2 | 14.7 | 25.8 | 13 | 8.8 | 17 | 5.3 | -0.1 | 18 | 9.7 | 11 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 9.5 | 76 | 36 | 13 | |
| 下旬 | 10.9 | 15.2 | 21.1 | 29 | 11.3 | 24 | 7.1 | -0.7 | 25 | 13.4 | 29 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 10.6 | 79 | 44 | 25 | |
| 上旬 | 11.2 | 15.4 | 21.4 | 09 | 10.8 | 01 | 6.8 | 2.0 | 03 | 10.9 | 07 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 10.1 | 76 | 41 | 06 | |
| 中旬 | 12.5 | 15.6 | 17.7 | 18 | 12.9 | 16 | 9.0 | 5.5 | 11 | 12.7 | 19 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 11.8 | 81 | 43 | 13 | |
| 下旬 | 14.0 | 16.3 | 17.9 | 21 | 14.1 | 26* | 11.9 | 10.8 | 30 | 13.9 | 21 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 13.8 | 87 | 64 | 27 | |
| 上旬 | 15.6 | 19.9 | 23.0 | 05 | 16.9 | 01 | 10.9 | 6.9 | 08 | 16.3 | 05 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 12.7 | 73 | 27 | 07 | |
| 中旬 | 16.3 | 19.1 | 20.2 | 12 | 18.1 | 19 | 13.1 | 10.2 | 20 | 17.2 | 18 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 15.8 | 85 | 60 | 12 | |
| 下旬 | 18.7 | 21.1 | 23.8 | 29 | 18.8 | 22 | 16.7 | 11.9 | 21 | 19.3 | 29 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 19.4 | 90 | 68 | 23 | |
| 上旬 | 20.8 | 23.7 | 26.4 | 04 | 21.0 | 08 | 18.3 | 13.9 | 02 | 20.9 | 07 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 21.6 | 88 | 65 | 04 | |
| 中旬 | 22.1 | 26.1 | 33.9 | 17 | 20.2 | 20 | 18.2 | 14.4 | 13 | 22.4 | 18 | 0 | 2 | 0 | 0 | 0 | 5 | 2 | 0 | 21.9 | 83 | 49 | 17 | |
| 下旬 | 18.0 | 22.0 | 24.1 | 26 | 19.5 | 21 | 14.0 | 9.2 | 23 | 17.6 | 31 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 17.0 | 82 | 57 | 23 | |
| 上旬 | 19.4 | 22.6 | 24.7 | 06 | 18.1 | 10 | 16.3 | 11.0 | 08 | 20.6 | 04 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 18.9 | 82 | 49 | 08 | |
| 中旬 | 15.6 | 20.0 | 22.6 | 20 | 15.3 | 13 | 11.3 | 7.1 | 15 | 13.1 | 20 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 14.1 | 79 | 47 | 16 | |
| 下旬 | 13.6 | 18.2 | 21.7 | 22 | 13.9 | 28 | 8.7 | 1.9 | 29 | 15.6 | 21 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 11.8 | 74 | 34 | 27 | |
| 上旬 | 12.1 | 15.2 | 18.6 | 04 | 9.9 | 07 | 7.6 | 4.1 | 08 | 11.5 | 10* | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.6 | 67 | 30 | 04 | |
| 中旬 | 9.4 | 13.4 | 16.5 | 15 | 9.7 | 18 | 5.6 | 3.7 | 17 | 9.4 | 13 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.8 | 64 | 32 | 12 | |
| 下旬 | 5.9 | 9.0 | 13.1 | 22 | 6.5 | 30 | 2.4 | 0.1 | 21 | 7.2 | 26 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.1 | 65 | 38 | 28* | |
| 上旬 | 5.2 | 9.6 | 14.0 | 10 | 5.3 | 01 | 0.9 | -2.2 | 07 | 4.6 | 04 | 0 | 0 | 4 | 0 | 0 | 0 | 0 | 0 | 6.4 | 72 | 40 | 05 | |
| 中旬 | 5.4 | 8.6 | 11.9 | 16 | 5.5 | 18 | 1.7 | -0.7 | 20 | 8.4 | 11 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 7.4 | 81 | 43 | 16 | |
| 下旬 | 2.2 | 5.3 | 8.8 | 30 | -1.3 | 26 | -1.1 | -6.1 | 26 | 4.2 | 24* | 3 | 0 | 5 | 0 | 1 | 0 | 0 | 0 | 5.1 | 69 | 43 | 26 | |
| 上旬 | -0.2 | 2.6 | 6.1 | 01 | -1.5 | 04 | -3.1 | -6.3 | 05 | -0.2 | 02 | 6 | 0 | 10 | 0 | 1 | 0 | 0 | 0 | 4.5 | 73 | 41 | 02 | |
| 中旬 | -3.9 | -1.4 | 4.2 | 11 | -4.4 | 17* | -7.3 | -14.8 | 20 | 0.6 | 11 | 8 | 0 | 9 | 0 | 7 | 0 | 0 | 0 | 3.7 | 77 | 42 | 17* | |
| 下旬 | -2.9 | 0.5 | 5.2 | 21 | -2.5 | 24 | -6.7 | -14.1 | 29 | -0.3 | 21 | 9 | 0 | 11 | 0 | 6 | 0 | 0 | 0 | 3.8 | 74 | 45 | 29 | |