旬ごとの値
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室蘭（胆振地方) 1938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 | -3.3 | -0.9 | 1.7 | 06 | -3.8 | 03 | -5.5 | -7.4 | 03 | -3.7 | 01 | 10 | 0 | 10 | 0 | 8 | 0 | 0 | 0 | |||||
| 中旬 | -1.2 | 1.2 | 5.1 | 19 | -3.4 | 13 | -3.9 | -7.7 | 13 | 0.2 | 19 | 7 | 0 | 9 | 0 | 3 | 0 | 0 | 0 | |||||
| 下旬 | -3.5 | -1.0 | 3.4 | 21 | -7.6 | 27 | -6.0 | -10.0 | 27 | -0.2 | 21 | 10 | 0 | 11 | 0 | 5 | 0 | 0 | 0 | |||||
| 上旬 | -4.8 | -2.2 | 2.3 | 01 | -5.0 | 09* | -7.0 | -10.1 | 07 | -2.2 | 01 | 10 | 0 | 10 | 0 | 9 | 0 | 0 | 0 | |||||
| 中旬 | -1.5 | 0.8 | 4.1 | 20 | -3.6 | 12 | -4.3 | -7.7 | 11 | -1.2 | 15 | 6 | 0 | 10 | 0 | 3 | 0 | 0 | 0 | |||||
| 下旬 | -0.7 | 2.5 | 4.6 | 25 | 0.4 | 28 | -3.0 | -4.7 | 23 | -1.9 | 25 | 7 | 0 | 8 | 0 | 0 | 0 | 0 | 0 | |||||
| 上旬 | -1.2 | 1.5 | 4.8 | 06 | -2.3 | 08 | -3.7 | -6.5 | 08 | 0.6 | 06 | 8 | 0 | 8 | 0 | 3 | 0 | 0 | 0 | |||||
| 中旬 | 1.0 | 5.0 | 9.8 | 20 | 1.9 | 12 | -2.7 | -5.9 | 13 | 1.0 | 19 | 5 | 0 | 8 | 0 | 0 | 0 | 0 | 0 | |||||
| 下旬 | 3.9 | 7.3 | 11.4 | 31 | 4.0 | 23 | 1.1 | -1.5 | 28 | 4.5 | 21 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | |||||
| 上旬 | 4.3 | 8.2 | 12.1 | 03 | 3.3 | 09 | 1.0 | -1.4 | 10 | 4.9 | 03 | 0 | 0 | 5 | 0 | 0 | 0 | 0 | 0 | |||||
| 中旬 | 5.9 | 9.3 | 14.0 | 20 | 4.5 | 12 | 3.2 | 1.9 | 11 | 4.5 | 20 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||
| 下旬 | 8.8 | 12.9 | 15.9 | 30 | 7.8 | 23 | 5.3 | 3.8 | 22 | 6.8 | 28 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||
| 上旬 | 11.1 | 15.4 | 17.5 | 05 | 13.1 | 08 | 7.9 | 5.9 | 01 | 9.9 | 06 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||
| 中旬 | 11.7 | 16.0 | 22.8 | 15 | 10.9 | 20 | 8.2 | 4.8 | 14 | 10.7 | 16 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||
| 下旬 | 11.9 | 15.1 | 23.9 | 31 | 8.7 | 23 | 8.8 | 5.1 | 22 | 14.4 | 31 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||
| 上旬 | 16.2 | 20.8 | 24.2 | 09 | 16.6 | 02 | 11.5 | 8.9 | 08 | 13.0 | 01 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||
| 中旬 | 12.9 | 16.1 | 21.0 | 11 | 13.0 | 17 | 10.3 | 8.5 | 17 | 12.9 | 13 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||
| 下旬 | 14.3 | 17.2 | 21.2 | 27 | 12.6 | 21 | 12.1 | 10.0 | 22 | 13.4 | 27 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||
| 上旬 | 15.3 | 17.8 | 21.6 | 02 | 14.4 | 10 | 13.4 | 12.7 | 09 | 14.9 | 05 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||
| 中旬 | 17.3 | 19.8 | 27.5 | 19 | 13.7 | 12 | 15.3 | 12.9 | 12 | 20.1 | 19 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | |||||
| 下旬 | 20.1 | 23.7 | 27.7 | 29 | 19.5 | 30 | 17.9 | 16.9 | 31 | 18.8 | 21 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | |||||
| 上旬 | 20.2 | 23.0 | 29.3 | 09 | 20.2 | 01 | 18.5 | 17.7 | 01 | 19.3 | 10 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | |||||
| 中旬 | 22.2 | 26.0 | 32.1 | 19 | 20.7 | 16 | 19.7 | 17.5 | 16 | 22.0 | 19 | 0 | 1 | 0 | 0 | 0 | 6 | 1 | 0 | |||||
| 下旬 | 22.4 | 23.9 | 26.0 | 24 | 20.6 | 21 | 21.2 | 18.8 | 21 | 22.6 | 29 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | |||||
| 上旬 | 22.4 | 25.6 | 30.1 | 02 | 21.7 | 10 | 20.1 | 15.5 | 10 | 22.8 | 01 | 0 | 1 | 0 | 0 | 0 | 4 | 1 | 0 | |||||
| 中旬 | 18.2 | 22.4 | 23.8 | 12* | 19.5 | 17 | 14.8 | 12.4 | 19 | 17.5 | 11 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||
| 下旬 | 16.9 | 20.5 | 21.7 | 24 | 19.3 | 22 | 14.0 | 12.4 | 23 | 16.0 | 24 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||
| 上旬 | 15.3 | 19.2 | 22.0 | 04 | 15.6 | 07 | 12.0 | 9.3 | 09 | 14.7 | 03 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||
| 中旬 | 10.5 | 14.2 | 18.6 | 11 | 10.3 | 17 | 7.3 | 3.3 | 17 | 13.6 | 11 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||
| 下旬 | 11.6 | 15.7 | 18.7 | 29 | 12.9 | 22 | 8.0 | 3.3 | 22 | 9.6 | 23 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||
| 上旬 | 9.9 | 13.5 | 17.7 | 04 | 6.4 | 10 | 6.5 | 2.2 | 10 | 9.2 | 08 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||
| 中旬 | 6.0 | 9.0 | 12.1 | 16 | 6.3 | 20 | 3.6 | 1.4 | 15 | 7.2 | 17 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||
| 下旬 | 2.9 | 4.7 | 7.1 | 21 | 0.9 | 26 | 1.0 | -1.7 | 26 | 3.8 | 23 | 1 | 0 | 4 | 0 | 0 | 0 | 0 | 0 | |||||
| 上旬 | 1.8 | 4.4 | 9.5 | 05 | -0.6 | 07 | -0.8 | -3.8 | 10 | 4.9 | 05 | 3 | 0 | 6 | 0 | 1 | 0 | 0 | 0 | |||||
| 中旬 | -2.2 | -0.5 | 4.6 | 13 | -2.8 | 19 | -4.2 | -5.9 | 16 | -2.4 | 13 | 9 | 0 | 10 | 0 | 7 | 0 | 0 | 0 | |||||
| 下旬 | -3.2 | -1.0 | 2.8 | 25* | -6.3 | 28 | -5.3 | -10.9 | 28 | -1.2 | 24 | 10 | 0 | 11 | 0 | 5 | 0 | 0 | 0 | |||||