旬ごとの値
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飯田（長野県) 1978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 | 2.5 | 6.8 | 14.9 | 01 | 1.2 | 10 | -1.5 | -6.6 | 10 | 2.9 | 01 | 1 | 0 | 9 | 0 | 0 | 0 | 0 | 0 | 4.8 | 65 | 32 | 10 | |
| 中旬 | 1.9 | 7.5 | 14.4 | 15 | 1.1 | 13 | -3.2 | -9.5 | 11 | 0.2 | 14 | 2 | 0 | 9 | 0 | 0 | 0 | 0 | 0 | 4.1 | 60 | 20 | 15 | |
| 下旬 | -0.6 | 4.3 | 8.3 | 27 | 0.3 | 22 | -4.7 | -9.7 | 23 | 0.1 | 27 | 8 | 0 | 10 | 0 | 0 | 0 | 0 | 0 | 3.7 | 62 | 28 | 25 | |
| 上旬 | -0.3 | 5.2 | 15.3 | 10 | -1.5 | 01 | -5.7 | -11.2 | 02 | 1.7 | 10 | 5 | 0 | 9 | 0 | 2 | 0 | 0 | 0 | 3.8 | 60 | 26 | 08 | |
| 中旬 | -0.1 | 5.5 | 10.8 | 11 | 1.9 | 12 | -5.2 | -10.1 | 19 | -0.1 | 11 | 6 | 0 | 10 | 0 | 0 | 0 | 0 | 0 | 3.3 | 55 | 15 | 17 | |
| 下旬 | 0.7 | 7.6 | 10.9 | 28 | 4.7 | 23 | -5.5 | -9.0 | 24 | -3.3 | 25 | 2 | 0 | 8 | 0 | 0 | 0 | 0 | 0 | 3.3 | 51 | 17 | 26 | |
| 上旬 | 4.8 | 12.8 | 18.3 | 08 | 4.4 | 01 | -1.6 | -7.0 | 02 | 4.1 | 04 | 1 | 0 | 7 | 0 | 0 | 0 | 0 | 0 | 4.6 | 54 | 10 | 03 | |
| 中旬 | 3.0 | 10.1 | 15.5 | 20 | 4.9 | 13 | -2.5 | -4.9 | 15* | 2.1 | 19 | 1 | 0 | 8 | 0 | 0 | 0 | 0 | 0 | 3.4 | 45 | 15 | 20 | |
| 下旬 | 5.4 | 13.2 | 17.7 | 27 | 5.3 | 21 | -0.7 | -2.9 | 24 | 3.0 | 28 | 0 | 0 | 6 | 0 | 0 | 0 | 0 | 0 | 4.5 | 53 | 13 | 26* | |
| 上旬 | 7.5 | 14.1 | 20.5 | 09 | 8.3 | 03 | 1.1 | -2.3 | 01 | 5.0 | 06 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 4.9 | 48 | 15 | 01 | |
| 中旬 | 11.9 | 19.1 | 27.9 | 15 | 13.1 | 13 | 6.1 | 0.9 | 11 | 13.0 | 16 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 8.2 | 61 | 13 | 15 | |
| 下旬 | 12.0 | 19.5 | 24.3 | 28 | 13.7 | 29 | 5.2 | 0.4 | 22 | 11.5 | 30 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.8 | 56 | 14 | 26 | |
| 上旬 | 15.8 | 20.7 | 24.2 | 01 | 15.1 | 07 | 10.7 | 3.2 | 03 | 14.7 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 10.8 | 60 | 15 | 03 | |
| 中旬 | 16.6 | 23.4 | 27.4 | 16 | 16.7 | 11 | 11.4 | 9.5 | 15 | 15.0 | 19 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 12.2 | 66 | 21 | 12 | |
| 下旬 | 18.4 | 25.9 | 31.1 | 27 | 20.0 | 30 | 11.7 | 5.4 | 31 | 16.1 | 26 | 0 | 0 | 0 | 0 | 0 | 8 | 1 | 0 | 12.6 | 61 | 21 | 27 | |
| 上旬 | 18.2 | 25.8 | 29.6 | 09 | 16.3 | 04 | 11.3 | 7.1 | 01 | 15.3 | 10 | 0 | 0 | 0 | 0 | 0 | 9 | 0 | 0 | 11.7 | 58 | 20 | 02* | |
| 中旬 | 22.0 | 27.1 | 31.3 | 18 | 19.8 | 11 | 17.6 | 13.2 | 11 | 20.9 | 16 | 0 | 0 | 0 | 0 | 0 | 9 | 2 | 0 | 18.5 | 71 | 28 | 14 | |
| 下旬 | 22.1 | 25.4 | 27.9 | 29 | 22.1 | 23 | 19.6 | 18.9 | 26 | 21.1 | 21 | 0 | 0 | 0 | 0 | 0 | 6 | 0 | 0 | 20.8 | 79 | 50 | 28 | |
| 上旬 | 25.6 | 32.7 | 34.8 | 07 | 28.2 | 01 | 20.9 | 18.6 | 01 | 22.5 | 07 | 0 | 6 | 0 | 0 | 0 | 10 | 9 | 0 | 22.4 | 70 | 37 | 07 | |
| 中旬 | 24.5 | 30.2 | 32.5 | 20 | 27.3 | 12 | 20.6 | 17.8 | 14 | 22.2 | 20 | 0 | 4 | 0 | 0 | 0 | 10 | 8 | 0 | 21.4 | 71 | 35 | 17 | |
| 下旬 | 26.0 | 33.0 | 34.1 | 24* | 30.8 | 26 | 21.1 | 19.0 | 26 | 23.3 | 21 | 0 | 9 | 0 | 0 | 0 | 11 | 11 | 0 | 22.3 | 68 | 31 | 23 | |
| 上旬 | 25.3 | 31.1 | 34.5 | 01 | 27.4 | 08* | 20.8 | 19.0 | 08 | 23.4 | 03 | 0 | 6 | 0 | 0 | 0 | 10 | 7 | 0 | 21.7 | 69 | 32 | 04 | |
| 中旬 | 24.8 | 31.2 | 34.2 | 12 | 27.1 | 17 | 20.5 | 17.6 | 20 | 21.8 | 17 | 0 | 5 | 0 | 0 | 0 | 10 | 9 | 0 | 22.4 | 72 | 41 | 11 | |
| 下旬 | 24.2 | 31.6 | 33.0 | 23 | 29.7 | 25 | 18.5 | 15.0 | 25 | 21.7 | 21 | 0 | 3 | 0 | 0 | 0 | 11 | 10 | 0 | 18.9 | 64 | 25 | 24 | |
| 上旬 | 22.5 | 28.4 | 31.4 | 02 | 24.7 | 03 | 18.0 | 15.3 | 07 | 21.0 | 04 | 0 | 0 | 0 | 0 | 0 | 9 | 3 | 0 | 18.7 | 69 | 38 | 02 | |
| 中旬 | 20.4 | 26.1 | 28.3 | 17 | 19.9 | 12 | 16.2 | 11.8 | 18 | 18.3 | 16 | 0 | 0 | 0 | 0 | 0 | 7 | 0 | 0 | 17.4 | 74 | 23 | 17 | |
| 下旬 | 18.1 | 23.2 | 26.1 | 25 | 16.4 | 28 | 14.8 | 10.3 | 27 | 18.0 | 21 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 15.8 | 76 | 39 | 25 | |
| 上旬 | 15.1 | 22.4 | 26.6 | 01 | 16.6 | 05 | 9.9 | 5.4 | 09 | 13.3 | 05 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 11.6 | 69 | 25 | 04 | |
| 中旬 | 13.7 | 20.4 | 23.8 | 20* | 13.6 | 15 | 8.6 | 4.3 | 14 | 11.5 | 19 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 10.8 | 69 | 25 | 12 | |
| 下旬 | 12.0 | 18.9 | 20.6 | 23 | 17.1 | 29 | 7.4 | 2.8 | 22 | 17.0 | 28 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 10.5 | 75 | 23 | 21 | |
| 上旬 | 9.0 | 17.8 | 19.9 | 01 | 14.7 | 07 | 3.0 | -0.2 | 04 | 6.3 | 08 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 7.5 | 68 | 19 | 09 | |
| 中旬 | 8.8 | 14.3 | 19.1 | 14 | 8.8 | 13 | 4.5 | 0.4 | 20 | 8.8 | 19 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.9 | 70 | 21 | 20 | |
| 下旬 | 5.3 | 11.8 | 14.8 | 24 | 6.1 | 26 | 0.2 | -2.7 | 30 | 5.2 | 27 | 0 | 0 | 4 | 0 | 0 | 0 | 0 | 0 | 5.8 | 67 | 27 | 30 | |
| 上旬 | 5.0 | 12.8 | 17.1 | 09 | 8.9 | 06 | -1.3 | -4.4 | 07 | 5.0 | 10 | 0 | 0 | 8 | 0 | 0 | 0 | 0 | 0 | 5.8 | 67 | 24 | 01 | |
| 中旬 | 4.6 | 13.2 | 18.0 | 14 | 6.4 | 20 | -1.1 | -4.5 | 20 | 3.4 | 15 | 0 | 0 | 7 | 0 | 0 | 0 | 0 | 0 | 5.4 | 65 | 14 | 20 | |
| 下旬 | -0.3 | 5.8 | 8.3 | 26 | 2.4 | 23 | -5.4 | -9.6 | 31 | 0.3 | 28 | 6 | 0 | 10 | 0 | 0 | 0 | 0 | 0 | 3.9 | 66 | 23 | 21 | |