観測所番号 45346
都道府県 千葉県 [ 地域ポータル ]
所在地 千葉県安房郡鋸南町大六 (千葉県安房郡鋸南町)
観測月数 472
観測回数 344,784
観測期間
期間 名前 緯度 経度 高度 風速計高さ
1974年11月01日 〜 2006年07月12日 佐久間 (サクマ) 35.117N 139.875E 26m 0.0m
2006年07月13日 〜 2015年08月99日 鋸南 (キョナン) 35.122N 139.837E 10m 0.0m
リアルタイムデータ アメラス(アメダス・ランキング・サービス)
過去の大雨データ アメダス集中豪雨
気象災害報告
台風接近履歴
近隣観測所
番号 名前 距離 方位
45401 館山(千葉県) 15.19km 170度
46211 三浦(神奈川県) 19.86km 288度
45361 鴨川(千葉県) 24.00km 92度
45326 坂畑(千葉県) 26.88km 62度
45282 木更津(千葉県) 28.23km 19度
45281 木更津(千葉県) 28.95km 14度

全期間統計

降水量

0.0mm - 0.4mm 0.0mm - 0.4mm = 319,786
[319,786 (92.75% / 93.06%)] [319,786 / 343,646 (93.06%)]
0.5mm - 1.4mm 0.5mm - 1.4mm = 11,774
[11,774 (3.41% / 3.43%)] [331,560 / 23,860 (96.48%)]
1.5mm - 2.4mm 1.5mm - 2.4mm = 4,484
[4,484 (1.30% / 1.30%)] [336,044 / 12,086 (97.79%)]
2.5mm - 3.4mm 2.5mm - 3.4mm = 2,397
[2,397 (0.70% / 0.70%)] [338,441 / 7,602 (98.49%)]
3.5mm - 4.4mm 3.5mm - 4.4mm = 1,379
[1,379 (0.40% / 0.40%)] [339,820 / 5,205 (98.89%)]
4.5mm - 5.4mm 4.5mm - 5.4mm = 970
[970 (0.28% / 0.28%)] [340,790 / 3,826 (99.17%)]
5.5mm - 6.4mm 5.5mm - 6.4mm = 624
[624 (0.18% / 0.18%)] [341,414 / 2,856 (99.35%)]
6.5mm - 7.4mm 6.5mm - 7.4mm = 496
[496 (0.14% / 0.14%)] [341,910 / 2,232 (99.49%)]
7.5mm - 8.4mm 7.5mm - 8.4mm = 360
[360 (0.10% / 0.10%)] [342,270 / 1,736 (99.60%)]
8.5mm - 9.4mm 8.5mm - 9.4mm = 261
[261 (0.08% / 0.08%)] [342,531 / 1,376 (99.68%)]
9.5mm - 10.4mm 9.5mm - 10.4mm = 190
[190 (0.06% / 0.06%)] [342,721 / 1,115 (99.73%)]
10.5mm - 11.4mm 10.5mm - 11.4mm = 154
[154 (0.04% / 0.04%)] [342,875 / 925 (99.78%)]
11.5mm - 12.4mm 11.5mm - 12.4mm = 118
[118 (0.03% / 0.03%)] [342,993 / 771 (99.81%)]
12.5mm - 13.4mm 12.5mm - 13.4mm = 121
[121 (0.04% / 0.04%)] [343,114 / 653 (99.85%)]
13.5mm - 14.4mm 13.5mm - 14.4mm = 83
[83 (0.02% / 0.02%)] [343,197 / 532 (99.87%)]
14.5mm - 15.4mm 14.5mm - 15.4mm = 69
[69 (0.02% / 0.02%)] [343,266 / 449 (99.89%)]
15.5mm - 16.4mm 15.5mm - 16.4mm = 46
[46 (0.01% / 0.01%)] [343,312 / 380 (99.90%)]
16.5mm - 17.4mm 16.5mm - 17.4mm = 48
[48 (0.01% / 0.01%)] [343,360 / 334 (99.92%)]
17.5mm - 18.4mm 17.5mm - 18.4mm = 43
[43 (0.01% / 0.01%)] [343,403 / 286 (99.93%)]
18.5mm - 19.4mm 18.5mm - 19.4mm = 27
[27 (0.01% / 0.01%)] [343,430 / 243 (99.94%)]
19.5mm - 20.4mm 19.5mm - 20.4mm = 22
[22 (0.01% / 0.01%)] [343,452 / 216 (99.94%)]
20.5mm - 21.4mm 20.5mm - 21.4mm = 29
[29 (0.01% / 0.01%)] [343,481 / 194 (99.95%)]
21.5mm - 22.4mm 21.5mm - 22.4mm = 19
[19 (0.01% / 0.01%)] [343,500 / 165 (99.96%)]
22.5mm - 23.4mm 22.5mm - 23.4mm = 17
[17 (0.00% / 0.00%)] [343,517 / 146 (99.96%)]
23.5mm - 24.4mm 23.5mm - 24.4mm = 17
[17 (0.00% / 0.00%)] [343,534 / 129 (99.97%)]
24.5mm - 25.4mm 24.5mm - 25.4mm = 10
[10 (0.00% / 0.00%)] [343,544 / 112 (99.97%)]
25.5mm - 26.4mm 25.5mm - 26.4mm = 9
[9 (0.00% / 0.00%)] [343,553 / 102 (99.97%)]
26.5mm - 27.4mm 26.5mm - 27.4mm = 8
[8 (0.00% / 0.00%)] [343,561 / 93 (99.98%)]
27.5mm - 28.4mm 27.5mm - 28.4mm = 8
[8 (0.00% / 0.00%)] [343,569 / 85 (99.98%)]
28.5mm - 29.4mm 28.5mm - 29.4mm = 7
[7 (0.00% / 0.00%)] [343,576 / 77 (99.98%)]
29.5mm - 30.4mm 29.5mm - 30.4mm = 8
[8 (0.00% / 0.00%)] [343,584 / 70 (99.98%)]
30.5mm - 31.4mm 30.5mm - 31.4mm = 6
[6 (0.00% / 0.00%)] [343,590 / 62 (99.98%)]
31.5mm - 32.4mm 31.5mm - 32.4mm = 5
[5 (0.00% / 0.00%)] [343,595 / 56 (99.99%)]
32.5mm - 33.4mm 32.5mm - 33.4mm = 7
[7 (0.00% / 0.00%)] [343,602 / 51 (99.99%)]
33.5mm - 34.4mm 33.5mm - 34.4mm = 7
[7 (0.00% / 0.00%)] [343,609 / 44 (99.99%)]
34.5mm - 35.4mm 34.5mm - 35.4mm = 6
[6 (0.00% / 0.00%)] [343,615 / 37 (99.99%)]
35.5mm - 36.4mm 35.5mm - 36.4mm = 3
[3 (0.00% / 0.00%)] [343,618 / 31 (99.99%)]
36.5mm - 37.4mm 36.5mm - 37.4mm = 4
[4 (0.00% / 0.00%)] [343,622 / 28 (99.99%)]
37.5mm - 38.4mm 37.5mm - 38.4mm = 4
[4 (0.00% / 0.00%)] [343,626 / 24 (99.99%)]
39.5mm - 40.4mm 39.5mm - 40.4mm = 2
[2 (0.00% / 0.00%)] [343,628 / 20 (99.99%)]
40.5mm - 41.4mm 40.5mm - 41.4mm = 3
[3 (0.00% / 0.00%)] [343,631 / 18 (100.00%)]
41.5mm - 42.4mm 41.5mm - 42.4mm = 3
[3 (0.00% / 0.00%)] [343,634 / 15 (100.00%)]
42.5mm - 43.4mm 42.5mm - 43.4mm = 1
[1 (0.00% / 0.00%)] [343,635 / 12 (100.00%)]
44.5mm - 45.4mm 44.5mm - 45.4mm = 2
[2 (0.00% / 0.00%)] [343,637 / 11 (100.00%)]
45.5mm - 46.4mm 45.5mm - 46.4mm = 2
[2 (0.00% / 0.00%)] [343,639 / 9 (100.00%)]
47.5mm - 48.4mm 47.5mm - 48.4mm = 1
[1 (0.00% / 0.00%)] [343,640 / 7 (100.00%)]
49.5mm - 50.4mm 49.5mm - 50.4mm = 1
[1 (0.00% / 0.00%)] [343,641 / 6 (100.00%)]
50.5mm - 51.4mm 50.5mm - 51.4mm = 1
[1 (0.00% / 0.00%)] [343,642 / 5 (100.00%)]
55.5mm - 56.4mm 55.5mm - 56.4mm = 2
[2 (0.00% / 0.00%)] [343,644 / 4 (100.00%)]
59.5mm - 60.4mm 59.5mm - 60.4mm = 1
[1 (0.00% / 0.00%)] [343,645 / 2 (100.00%)]
70.5mm - 71.4mm 70.5mm - 71.4mm = 1
[1 (0.00% / 0.00%)] [343,646 / 1 (100.00%)]

欠測回数 (1,138 / 0.33%)