観測開始からの毎月の値
八丈島(東京都) 日照率(%)
年 | 1月 | 2月 | 3月 | 4月 | 5月 | 6月 | 7月 | 8月 | 9月 | 10月 | 11月 | 12月 | 年の値 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
34 | 28 | 34 | 42 | 52 | 24 | 31 | 40 | 35 | 40 | 26 | 40 | 36 | |
35 | 27 | 26 | 29 | 39 | 23 | 29 | 43 | 29 | 34 | 45 | 43 | 33 | |
25 | 25 | 28 | 40 | 43 | 19 | 39 | 60 | 43 | 28 | 27 | 35 | 35 | |
27 | 33 | 29 | 38 | 32 | 19 | 30 | 36 | 31 | 21 | 40 | 25 | 30 | |
27 | 40 | 27 | 39 | 30 | 20 | 36 | 47 | 59 | 36 | 39 | 33 | 36 | |
28 | 37 | 34 | 37 | 36 | 43 | 38 | 56 | 31 | 35 | 31 | 32 | 37 | |
39 | 38 | 43 | 27 | 45 | 33 | 43 | 43 | 37 | 27 | 44 | 42 | 38 | |
37 | 33 | 37 | 39 | 40 | 27 | 49 | 49 | 58 | 37 | 36 | 32 | 40 | |
34 | 27 | 38 | 28 | 41 | 20 | 56 | 43 | 56 | 30 | 37 | 36 | 37 | |
42 | 33 | 34 | 36 | 35 | 37 | 38 | 35 | 58 | 20 | 35 | 38 | 37 | |
31 | 41 | 33 | 45 | 45 | 27 | 64 | 46 | 44 | 31 | 42 | 38 | 41 | |
29 | 32 | 35 | 38 | 48 | 22 | 54 | 63 | 58 | 28 | 31 | 26 | 40 | |
29 | 31 | 41 | 58 | 53 | 24 | 32 | 44 | 52 | 33 | 25 | 36 | 39 | |
33 | 32 | 29 | 46 | 43 | 34 | 64 | 54 | 41 | 36 | 35 | 32 | 41 | |
40 | 42 | 44 | 44 | 43 | 17 | 46 | 52 | 36 | 32 | 51 | 44 | 41 | |
31 | 36 | 44 | 35 | 47 | 32 | 39 | 54 | 56 | 42 | 32 | 42 | 41 | |
31 | 20 | 40 | 35 | 29 | 22 | 36 | 65 | 44 | 37 | 49 | 26 | 36 | |
34 | 26 | 42 | 38 | 37 | 27 | 55 | 47 | 45 | 31 | 46 | 37 | 39 | |
29 | 27 | 43 | 40 | 46 | 35 | 43 | 37 | 45 | 35 | 42 | 34 | 38 | |
36 | 35 | 35 | 51 | 50 | 37 | 34 | 50 | 57 | 41 | 48 | 33 | 42 | |
37 | 37 | 36 | 44 | 42 | 23 | 49 | 53 | 43 | 41 | 45 | 36 | 41 | |
21 | 39 | 43 | 40 | 29 | 18 | 38 | 36 | 49 | 20 | 29 | 30 | 33 | |
30 | 40 | 34 | 41 | 28 | 36 | 56 | 57 | 33 | 35 | 29 | 31 | 38 | |
32 | 31 | 37 | 29 | 30 | 21 | 51 | 58 | 46 | 30 | 38 | 24 | 36 | |
29 | 17 | 45 | 35 | 48 | 32 | 14 | 59 | 37 | 37 | 29 | 28 | 35 | |
36 | 22 | 30 | 43 | 32 | 22 | 42 | 62 | 41 | 28 | 41 | 35 | 36 | |
25 | 36 | 30 | 35 | 41 | 40 | 70 | 65 | 49 | 42 | 37 | 38 | 43 | |
25 | 34 | 34 | 31 | 54 | 26 | 37 | 66 | 50 | 29 | 42 | 29 | 39 | |
28 | 33 | 37 | 43 | 48 | 47 | 54 | 57 | 41 | 49 | 40 | 33 | 43 | |
25 | 29 | 36 | 35 | 38 | 42 | 50 | 58 | 50 | 34 | 36 | 30 | 39 | |
24 | 22 | 31 | 38 | 45 | 36 | 51 | 68 | 49 | 42 | 35 | 38 | 41 | |
22 | 34 | 30 | 56 | 40 | 31 | 48 | 35 | 44 | 40 | 47 | 38 | 39 | |
31 | 35 | 37 | 36 | 47 | 25 | 57 | 58 | 45 | 34 | 31 | 34 | 40 | |
33 | 34 | 37 | 55 | 47 | 45 | 53 | 56 | 40 | 41 | 32 | 41 | 44 | |
36 | 33 | 46 | 46 | 41 | 19 | 27 | 57 | 43 | 52 | 30 | 32 | 39 | |
34 | 25 | 44 | 49 | 46 | 25 | 59 | 58 | 56 | 49 | 43 | 36 | 44 | |
41 | 42 | 32 | 47 | 44 | 34 | 42 | 65 | 62 | 51 | 35 | 44 | 45 | |
43 | 49 | 47 | 53 | 32 | 26 | 44 | 57 | 55 | 33 | 28 | 31 | 42 | |
31 | 37 | 46 | 53 | 41 | 24 | 41 | 67 | 55 | 42 | 54 | 44 | 45 | |
44 | 40 | 34 | 43 | 34 | 27 | 56 | 61 | 50 | 39 | 29 | 45 | 42 | |
34 | 43 | 53 | 57 | 44 | 25 | 49 | 64 | 52 | 32 | 43 | 39 | 45 | |
35 | 44 | 37 | 45 | 32 | 36 | 44 | 42 | 62 | 47 | 39 | 44 | 42 | |
52 | 45 | 45 | 59 | 47 | 17 | 53 | 66 | 47 | 21 | 29 | 33 | 43 | |
43 | 37 | 39 | 35 | 28 | 25 | 50 | 54 | 54 | 44 | 30 | 41 | 40 | |
40 | 28 | 39 | 29 | 42 | 23 | 39 | 65 | 47 | 33 | 46 | 49 | 40 | |
37 | 33 | 43 | 46 | 36 | 16 | 39 | 54 | 48 | 42 | 27 | 43 | 39 | |
35 | 25 | 34 | 42 | 42 | 15 | 37 | 33 | 42 | 30 | 37 | 40 | 34 | |
23 | 37 | 28 | 35 | 30 | 17 | 27 | 55 | 45 | 27 | 34 | 34 | 33 | |
30 | 37 | 31 | 32 | 36 | 18 | 50 | 44 | 47 | 32 | 33 | 45 | 36 | |
39 | 38 | 33 | 37 | 23 | 33 | 48 | 52 | 49 | 29 | 44 | 48 | 39 | |
37 | 37 | 46 | 47 | 43 | 29 | 41 | 56 | 32 | 40 | 30 | 42 | 40 | |
41 | 42 | 45 | 38 | 35 | 25 | 39 | 54 | 57 | 36 | 35 | 43 | 41 | |
37 | 30 | 42 | 47 | 45 | 33 | 37 | 60 | 55 | 43 | 32 | 39 | 42 | |
40 | 45 | 45 | 36 | 39 | 34 | 51 | 53 | 58 | 32 | 36 | 35 | 42 | |
36 | 35 | 44 | 47 | 31 | 36 | 47 | 59 | 54 | 32 | 46 | 49 | 43 | |
30 | 38 | 43 | 46 | 33 | 31 | 27 | 50 | 60 | 34 | 29 | 37 | 38 | |
34 | 47 | 39 | 39 | 17 | 32 | 43 | 42 | 42 | 36 | 36 | 44 | 37 | |
30 | 31 | 48 | 31 | 43 | 27 | 44 | 55 | 44 | 48 | 40 | 42 | 40 | |
35 | 33 | 52 | 40 | 32 | 17 | 20 | 47 | 31 | 40 | 45 | 29 | 35 | |
43 | 35 | 44 | 28 | 40 | 26 | 33 | 65 | 39 | 54 | 38 | 37 | 40 | |
43 | 41 | 34 | 33 | 45 | 40 | 32 | 44 | 39 | 36 | 33 | 31 | 38 | |
42 | 38 | 38 | 53 | 41 | 26 | 28 | 47 | 43 | 29 | 58 | 35 | 40 | |
26 | 27 | 35 | 44 | 45 | 38 | 39 | 61 | 46 | 41 | 38 | 50 | 41 | |
44 | 42 | 41 | 25 | 36 | 23 | 37 | 48 | 49 | 38 | 45 | 40 | 39 | |
47 | 47 | 57 | 52 | 41 | 21 | 35 | 63 | 50 | 27 | 44 | 38 | 43 | |
37 | 28 | 36 | 35 | 39 | 23 | 40 | 57 | 54 | 53 | 37 | 38 | 40 | |
34 | 38 | 40 | 30 | 45 | 22 | 47 | 49 | 39 | 36 | 35 | 27 | 37 | |
35 | 31 | 34 | 38 | 39 | 32 | 39 | 46 | 48 | 38 | 39 | 25 | 37 | |
27 | 39 | 46 | 35 | 34 | 16 | 35 | 48 | 56 | 31 | 33 | 23 | 35 | |
34 | 30 | 28 | 37 | 44 | 26 | 46 | 49 | 46 | 37 | 28 | 37 | 37 | |
24 | 29 | 36 | 43 | 47 | 20 | 48 | 38 | 38 | 45 | 37 | 37 | 37 | |
26 | 29 | 36 | 39 | 34 | 33 | 62 | 61 | 38 | 31 | 42 | 43 | 40 | |
38 | 34 | 36 | 41 | 49 | 39 | 37 | 51 | 45 | 39 | 23 | 46 | 40 | |
34 | 37 | 35 | 38 | 43 | 27 | 37 | 40 | 44 | 53 | 44 | 45 | 40 | |
47 | 36 | 37 | 44 | 46 | 33 | 53 | 45 | 34 | 49 | 33 | 43 | 42 | |
40 | 27 | 42 | 45 | 47 | 25 | 26 | 43 | 37 | 38 | 33 | 36 | 37 | |
37 | 43 | 36 | 35 | 35 | 39 | 30 | 55 | 40 | 40 | 41 | 37 | 39 | |
27 | 34 | 41 | 43 | 37 | 22 | 51 | 68 | 47 | 35 | 45 | 37 | 41 | |
35 | 34 | 20 | 50 | 43 | 16 | 45 | 66 | 47 | 43 | 46 | 36 | 40 | |
16 | 25 | 30 | 41 | 39 | 32 | 31 | 62 | 42 | 33 | 23 | 36 | 35 | |
22 | 24 | 25 | 44 | 37 | 33 | 28 | 44 | 30 | 28 | 29 | 27 | 32 | |
34 | 24 | 19 | 38 | 39 | 27 | 21 | 41 | 22 | 32 | 42 | 39 | 31 | |
41 | 29 | 36 | 42 | 23 | 23 | 25 | 48 | 46 | 29 | 31 | 37 | 34 | |
20 | 19 | 31 | 39 | 34 | 27 | 34 | 46 | 52 | 38 | 42 ) | 41 | 36 | |
27 | 39 | 30 | 34 | 27 | 19 | 26 | 42 | 29 | 25 | 39 | 36 | 31 | |
32 | 26 | 9 ) | 41 ) | 39 | 22 | 29 | 48 ) | 34 | 31 | 30 | 27 | 31 | |
17 | 28 | 26 | 45 | 38 | 29 | 15 | 33 | 38 | 33 | 36 | 23 | 30 | |
30 | 24 | 31 | 37 | 37 | 21 | 40 | 56 | 37 | 28 | 32 | 27 | 34 | |
23 | 27 | 31 | 33 | 34 | 30 | 31 | 62 | 34 | 31 | 38 | 38 | 35 | |
32 | 30 | 25 | 44 | 35 | 19 | 40 | 49 | 32 | 35 | 28 | 44 | 35 | |
28 | 35 | 38 | 48 | 32 | 21 | 21 | 45 | 43 | 45 | 30 | 32 | 35 | |
22 | 25 | 34 | 30 | 20 | 16 | 25 | 39 | 28 | 27 | 42 | 38 | 28 | |
33 | 34 | 25 | 37 | 38 | 20 | 32 | 47 | 45 ) | 38 | 39 | 34 | 35 | |
31 | 26 | 38 | 42 | 34 | 20 | 38 | 53 | 40 | 26 | 27 | 35 | 35 | |
23 | 36 | 31 | 33 | 32 | 17 | 57 | 37 | 34 | 33 | 32 | 36 | 34 | |
24 | 31 | 35 | 35 | 32 | 25 | 32 | 44 | 37 | 33 | 20 | 21 | 31 | |
21 | 21 | 26 | 25 | 24 | 18 | 20 | 32 | 44 | 31 | 17 | 30 | 26 | |
26 | 35 | 33 | 43 | 22 | 23 | 33 | 34 | 48 | 28 | 44 | 41 | 34 | |
22 | 22 | 39 | 44 | 38 | 13 | 22 | 44 | 43 | 26 | 37 | 28 | 32 | |
32 | 19 | 32 | 28 ) | 23 ) | 18 | 21 | 40 | 33 | 40 | 36 | 27 | 29 | |
25 | 34 | 39 | 37 | 43 | 38 | 14 | 49 | 33 | 31 | 31 | 38 | 34 | |
27 | 30 | 34 | 40 | 27 ) | 14 | 45 | 49 | 43 | 31 | 38 | 46 | 35 | |
34 | 34 | 38 | 47 | 36 | 21 | 15 | 32 ) | 36 ) | 24 | 37 | 36 | 32 | |
35 | 20 | 32 ) | 25 | 40 | 18 | 28 | 48 | 48 | 23 | 34 | 34 | 32 | |
25 | 33 | 42 | 40 | 26 | 13 ) | 31 | 42 | 38 | 30 | 37 | 27 | 32 | |
19 | 18 | 34 | 34 | 42 | 10 | 38 | 56 | 41 | 33 | 36 | 29 | 33 | |
35 | 26 ) | 36 | 37 | 47 | 18 | 36 | 50 | 45 | 39 | 36 | 34 | 37 | |
43 | 25 ) | 36 ) | 38 | 47 | 23 ) | 27 | 43 | 35 | 29 | 27 | 25 | 34 | |
25 | 31 | 40 | 31 | 40 | 19 | 38 | 52 | 37 | 48 | 20 | 28 | 34 | |
30 | 27 | 30 | 27 | 44 | 26 | 36 | 48 | 38 | 33 | 41 | 42 | 35 | |
33 | 40 | 33 | 42 | 41 | 29 | 56 | 46 | 32 | 19 | 33 | 28 | 37 | |
25 | 30 | 44 | 45 | 39 | 20 | 56 | 45 | 31 | 30 | 30 | 22 | 35 | |
24 | 27 | 30 | 37 | 43 | 27 | 24 | 47 | 37 | 27 | 33 ) | 29 | 33 | |
21 ) | 27 | 32 | 49 | 33 | 18 | 16 | 56 ) | 36 | 29 | 46 | 23 | 32 | |
28 | 34 | 41 | 43 | 26 | 25 | 33 | 35 | 32 | 33 | 38 | 28 | 33 | |
23 ) | 24 | 34 | 27 | 29 | 25 | 40 ) | 44 | 37 | 29 | 36 | 20 | 31 | |
26 | 34 | 35 | 37 | 41 | 27 | 47 | 52 | 51 | 45 ) | 34 | 30 | 39 | |
31 | 24 | 34 | 27 | 34 | 24 | 33 | 58 | 38 | 31 | 27 | 32 | 33 | |
27 | 27 | 28 | 42 | 21 ] | 32 ] |
- 値欄の記号の説明
- 赤線は、観測場所を移転した場合、観測装置を変更した場合または観測の時間間隔を変更した場合に、その前後のデータが均質でないことを示します。
赤実線の前後では観測データや観測史上1位などの極値を比較できませんが、赤点線の前後では極値を比較できます。 - 最新の月のデータは稀に更新されない場合があります。年の数字をクリックして表示される「月ごとの値」もご確認ください。