旬ごとの値
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飯田（長野県) 1981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 | -1.0 | 3.8 | 7.5 | 09 | -0.7 | 03 | -5.2 | -7.8 | 01 | -2.3 | 02 | 7 | 0 | 10 | 0 | 1 | 0 | 0 | 0 | 3.9 | 70 | 29 | 08 | |
| 中旬 | -1.6 | 4.0 | 6.9 | 16 | 0.2 | 12 | -6.3 | -9.5 | 18 | -2.7 | 19 | 9 | 0 | 10 | 0 | 0 | 0 | 0 | 0 | 3.4 | 64 | 26 | 17 | |
| 下旬 | -1.3 | 5.8 | 8.5 | 25 | 4.2 | 24 | -7.1 | -9.6 | 23 | -2.3 | 25 | 9 | 0 | 11 | 0 | 0 | 0 | 0 | 0 | 3.2 | 60 | 21 | 27 | |
| 上旬 | 0.1 | 6.3 | 8.1 | 07 | 3.4 | 01 | -4.8 | -8.7 | 05 | -1.4 | 09 | 4 | 0 | 10 | 0 | 0 | 0 | 0 | 0 | 3.7 | 62 | 21 | 05 | |
| 中旬 | 3.1 | 9.6 | 17.4 | 16 | 4.3 | 11 | -2.2 | -8.1 | 12 | 5.1 | 16 | 2 | 0 | 8 | 0 | 0 | 0 | 0 | 0 | 5.5 | 71 | 20 | 12 | |
| 下旬 | -2.1 | 2.8 | 8.1 | 21 | -4.0 | 26 | -6.3 | -12.6 | 28 | 0.0 | 24 | 6 | 0 | 7 | 0 | 1 | 0 | 0 | 0 | 3.7 | 70 | 30 | 28* | |
| 上旬 | 2.6 | 8.7 | 13.8 | 08 | 4.7 | 06 | -2.5 | -6.0 | 01 | 2.1 | 04 | 1 | 0 | 9 | 0 | 0 | 0 | 0 | 0 | 4.9 | 68 | 18 | 07 | |
| 中旬 | 6.7 | 14.7 | 20.0 | 19 | 9.3 | 16 | -0.6 | -5.1 | 11 | 6.4 | 20 | 0 | 0 | 7 | 0 | 0 | 0 | 0 | 0 | 5.6 | 57 | 19 | 12 | |
| 下旬 | 7.7 | 13.7 | 19.3 | 22 | 4.2 | 31 | 2.7 | -1.0 | 29 | 8.4 | 25 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 6.6 | 63 | 14 | 23 | |
| 上旬 | 9.0 | 15.0 | 19.6 | 08 | 8.1 | 01 | 3.7 | -2.5 | 03 | 8.1 | 10 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 8.1 | 72 | 20 | 03 | |
| 中旬 | 10.3 | 16.6 | 23.1 | 12 | 10.6 | 16 | 4.3 | 1.2 | 15 | 7.1 | 16 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.4 | 61 | 17 | 14 | |
| 下旬 | 13.1 | 21.8 | 25.7 | 28 | 15.0 | 25 | 4.6 | 1.5 | 26 | 9.3 | 30 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 7.9 | 56 | 11 | 22 | |
| 上旬 | 15.2 | 22.2 | 27.6 | 01 | 13.7 | 07 | 8.4 | 3.3 | 05 | 13.4 | 10 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 11.2 | 68 | 21 | 05* | |
| 中旬 | 14.9 | 21.1 | 26.9 | 11 | 17.0 | 19 | 9.2 | 4.2 | 20 | 15.0 | 11 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 12.0 | 70 | 24 | 14 | |
| 下旬 | 15.8 | 23.0 | 29.0 | 23 | 19.2 | 28 | 8.8 | 5.5 | 22 | 13.2 | 28 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 10.9 | 63 | 18 | 21 | |
| 上旬 | 17.3 | 24.2 | 28.3 | 08 | 18.6 | 01 | 11.5 | 7.3 | 03 | 14.8 | 09 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 13.5 | 70 | 24 | 03 | |
| 中旬 | 19.7 | 24.1 | 29.1 | 17 | 20.0 | 12 | 16.5 | 14.4 | 19 | 17.4 | 18 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | 18.4 | 81 | 41 | 19 | |
| 下旬 | 21.5 | 26.2 | 29.4 | 23 | 21.0 | 25 | 18.3 | 16.4 | 25 | 19.6 | 27 | 0 | 0 | 0 | 0 | 0 | 8 | 0 | 0 | 20.5 | 80 | 41 | 24 | |
| 上旬 | 22.6 | 27.1 | 31.2 | 08 | 22.9 | 02 | 19.3 | 17.8 | 08 | 21.9 | 10 | 0 | 1 | 0 | 0 | 0 | 7 | 2 | 0 | 21.6 | 81 | 32 | 08 | |
| 中旬 | 24.5 | 30.8 | 32.3 | 19 | 26.5 | 12 | 20.7 | 19.8 | 17 | 21.3 | 11 | 0 | 3 | 0 | 0 | 0 | 10 | 7 | 0 | 24.1 | 80 | 46 | 17 | |
| 下旬 | 24.3 | 30.7 | 33.0 | 30 | 29.3 | 31 | 19.9 | 18.1 | 24 | 21.4 | 28 | 0 | 3 | 0 | 0 | 0 | 11 | 7 | 0 | 22.7 | 76 | 37 | 26* | |
| 上旬 | 23.0 | 29.5 | 33.3 | 02 | 19.9 | 08 | 18.1 | 13.5 | 07 | 22.3 | 02 | 0 | 3 | 0 | 0 | 0 | 9 | 5 | 0 | 20.0 | 72 | 25 | 06 | |
| 中旬 | 24.4 | 30.4 | 33.5 | 20 | 27.9 | 14 | 20.1 | 18.4 | 18 | 21.1 | 11 | 0 | 3 | 0 | 0 | 0 | 10 | 6 | 0 | 22.2 | 74 | 40 | 20 | |
| 下旬 | 23.3 | 28.2 | 33.0 | 21 | 23.3 | 28 | 19.6 | 15.4 | 24 | 21.4 | 26 | 0 | 2 | 0 | 0 | 0 | 10 | 2 | 0 | 22.9 | 80 | 39 | 24 | |
| 上旬 | 21.0 | 26.0 | 32.6 | 01 | 21.6 | 09 | 17.9 | 14.7 | 10 | 20.3 | 01 | 0 | 1 | 0 | 0 | 0 | 6 | 1 | 0 | 20.0 | 80 | 43 | 07* | |
| 中旬 | 17.1 | 23.1 | 25.4 | 13 | 18.5 | 12 | 12.5 | 10.1 | 16 | 16.1 | 12 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 14.8 | 77 | 32 | 15 | |
| 下旬 | 18.3 | 23.9 | 26.5 | 27 | 18.6 | 25 | 14.6 | 11.1 | 29 | 17.1 | 21 | 0 | 0 | 0 | 0 | 0 | 7 | 0 | 0 | 16.3 | 78 | 34 | 28 | |
| 上旬 | 15.2 | 20.7 | 25.7 | 02 | 17.5 | 05 | 10.9 | 5.1 | 04 | 15.5 | 01 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 13.4 | 78 | 26 | 02 | |
| 中旬 | 12.5 | 20.2 | 24.3 | 19 | 13.6 | 16 | 7.1 | 2.4 | 17 | 10.1 | 14 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 10.7 | 75 | 23 | 17 | |
| 下旬 | 10.3 | 16.4 | 19.1 | 31* | 11.0 | 24 | 6.0 | 1.5 | 26 | 9.8 | 29 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.5 | 77 | 25 | 27 | |
| 上旬 | 7.8 | 13.5 | 20.6 | 01 | 8.0 | 06 | 3.9 | -3.2 | 10 | 9.6 | 03 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 7.7 | 72 | 29 | 10 | |
| 中旬 | 5.5 | 13.9 | 15.7 | 16 | 11.2 | 11 | -0.7 | -4.2 | 19 | 5.4 | 16 | 0 | 0 | 8 | 0 | 0 | 0 | 0 | 0 | 6.0 | 70 | 15 | 19 | |
| 下旬 | 4.7 | 9.4 | 14.6 | 21 | 6.1 | 30 | 0.3 | -4.1 | 29 | 4.7 | 27 | 0 | 0 | 5 | 0 | 0 | 0 | 0 | 0 | 6.4 | 74 | 25 | 22 | |
| 上旬 | 1.4 | 9.1 | 11.3 | 04 | 5.2 | 02 | -4.6 | -7.4 | 03 | -1.6 | 01 | 1 | 0 | 10 | 0 | 0 | 0 | 0 | 0 | 4.4 | 68 | 18 | 04 | |
| 中旬 | 1.2 | 8.2 | 11.2 | 11 | 3.8 | 14 | -4.6 | -8.0 | 16 | 0.4 | 12 | 5 | 0 | 9 | 0 | 0 | 0 | 0 | 0 | 4.1 | 62 | 25 | 16 | |
| 下旬 | 2.9 | 10.5 | 16.0 | 27 | 4.4 | 31 | -3.1 | -5.6 | 26 | 1.7 | 30 | 0 | 0 | 9 | 0 | 0 | 0 | 0 | 0 | 5.0 | 69 | 18 | 26 | |