観測所番号 74381
都道府県 高知県 [ 地域ポータル ]
所在地 高知県四万十市西土佐用井 (高知県四万十市)
観測月数 481
観測回数 350,772
観測期間
期間 名前 緯度 経度 高度 風速計高さ
1977年12月26日 〜 1987年12月10日 江川崎 (エカワサキ) 33.172N 132.792E 60m 6.5m
1987年12月11日 〜 2007年02月05日 江川崎 (エカワサキ) 33.172N 132.792E 60m 6.5m
2007年02月06日 〜 2010年02月18日 江川崎 (エカワサキ) 33.172N 132.792E 60m 6.5m
2010年02月19日 〜 2017年12月99日 江川崎 (エカワサキ) 33.170N 132.792E 72m 10.0m
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
74386 堂ケ森(高知県) 8.04km 99度
73446 近永(愛媛県) 14.27km 310度
74391 大正(高知県) 16.98km 81度
73441 宇和島(愛媛県) 23.19km 286度
73442 宇和島(愛媛県) 23.25km 285度
74456 中村(高知県) 23.27km 149度
74296 梼原(高知県) 27.24km 26度
74446 宿毛(高知県) 28.77km 197度
74447 宿毛(高知県) 29.17km 198度

全期間統計

降水量

0.0mm - 0.4mm 0.0mm - 0.4mm = 318,644
[318,644 (90.84% / 90.98%)] [318,644 / 350,222 (90.98)]
0.5mm - 1.4mm 0.5mm - 1.4mm = 15,536
[15,536 (4.43% / 4.44%)] [334,180 / 31,578 (95.42)]
1.5mm - 2.4mm 1.5mm - 2.4mm = 5,746
[5,746 (1.64% / 1.64%)] [339,926 / 16,042 (97.06)]
2.5mm - 3.4mm 2.5mm - 3.4mm = 3,125
[3,125 (0.89% / 0.89%)] [343,051 / 10,296 (97.95)]
3.5mm - 4.4mm 3.5mm - 4.4mm = 1,847
[1,847 (0.53% / 0.53%)] [344,898 / 7,171 (98.48)]
4.5mm - 5.4mm 4.5mm - 5.4mm = 1,279
[1,279 (0.36% / 0.37%)] [346,177 / 5,324 (98.85)]
5.5mm - 6.4mm 5.5mm - 6.4mm = 884
[884 (0.25% / 0.25%)] [347,061 / 4,045 (99.10)]
6.5mm - 7.4mm 6.5mm - 7.4mm = 606
[606 (0.17% / 0.17%)] [347,667 / 3,161 (99.27)]
7.5mm - 8.4mm 7.5mm - 8.4mm = 460
[460 (0.13% / 0.13%)] [348,127 / 2,555 (99.40)]
8.5mm - 9.4mm 8.5mm - 9.4mm = 363
[363 (0.10% / 0.10%)] [348,490 / 2,095 (99.51)]
9.5mm - 10.4mm 9.5mm - 10.4mm = 271
[271 (0.08% / 0.08%)] [348,761 / 1,732 (99.58)]
10.5mm - 11.4mm 10.5mm - 11.4mm = 239
[239 (0.07% / 0.07%)] [349,000 / 1,461 (99.65)]
11.5mm - 12.4mm 11.5mm - 12.4mm = 207
[207 (0.06% / 0.06%)] [349,207 / 1,222 (99.71)]
12.5mm - 13.4mm 12.5mm - 13.4mm = 171
[171 (0.05% / 0.05%)] [349,378 / 1,015 (99.76)]
13.5mm - 14.4mm 13.5mm - 14.4mm = 124
[124 (0.04% / 0.04%)] [349,502 / 844 (99.79)]
14.5mm - 15.4mm 14.5mm - 15.4mm = 96
[96 (0.03% / 0.03%)] [349,598 / 720 (99.82)]
15.5mm - 16.4mm 15.5mm - 16.4mm = 81
[81 (0.02% / 0.02%)] [349,679 / 624 (99.84)]
16.5mm - 17.4mm 16.5mm - 17.4mm = 72
[72 (0.02% / 0.02%)] [349,751 / 543 (99.87)]
17.5mm - 18.4mm 17.5mm - 18.4mm = 52
[52 (0.01% / 0.01%)] [349,803 / 471 (99.88)]
18.5mm - 19.4mm 18.5mm - 19.4mm = 50
[50 (0.01% / 0.01%)] [349,853 / 419 (99.89)]
19.5mm - 20.4mm 19.5mm - 20.4mm = 31
[31 (0.01% / 0.01%)] [349,884 / 369 (99.90)]
20.5mm - 21.4mm 20.5mm - 21.4mm = 45
[45 (0.01% / 0.01%)] [349,929 / 338 (99.92)]
21.5mm - 22.4mm 21.5mm - 22.4mm = 37
[37 (0.01% / 0.01%)] [349,966 / 293 (99.93)]
22.5mm - 23.4mm 22.5mm - 23.4mm = 31
[31 (0.01% / 0.01%)] [349,997 / 256 (99.94)]
23.5mm - 24.4mm 23.5mm - 24.4mm = 25
[25 (0.01% / 0.01%)] [350,022 / 225 (99.94)]
24.5mm - 25.4mm 24.5mm - 25.4mm = 21
[21 (0.01% / 0.01%)] [350,043 / 200 (99.95)]
25.5mm - 26.4mm 25.5mm - 26.4mm = 21
[21 (0.01% / 0.01%)] [350,064 / 179 (99.95)]
26.5mm - 27.4mm 26.5mm - 27.4mm = 22
[22 (0.01% / 0.01%)] [350,086 / 158 (99.96)]
27.5mm - 28.4mm 27.5mm - 28.4mm = 17
[17 (0.00% / 0.00%)] [350,103 / 136 (99.97)]
28.5mm - 29.4mm 28.5mm - 29.4mm = 18
[18 (0.01% / 0.01%)] [350,121 / 119 (99.97)]
29.5mm - 30.4mm 29.5mm - 30.4mm = 12
[12 (0.00% / 0.00%)] [350,133 / 101 (99.97)]
30.5mm - 31.4mm 30.5mm - 31.4mm = 11
[11 (0.00% / 0.00%)] [350,144 / 89 (99.98)]
31.5mm - 32.4mm 31.5mm - 32.4mm = 11
[11 (0.00% / 0.00%)] [350,155 / 78 (99.98)]
32.5mm - 33.4mm 32.5mm - 33.4mm = 6
[6 (0.00% / 0.00%)] [350,161 / 67 (99.98)]
33.5mm - 34.4mm 33.5mm - 34.4mm = 8
[8 (0.00% / 0.00%)] [350,169 / 61 (99.98)]
34.5mm - 35.4mm 34.5mm - 35.4mm = 4
[4 (0.00% / 0.00%)] [350,173 / 53 (99.99)]
35.5mm - 36.4mm 35.5mm - 36.4mm = 4
[4 (0.00% / 0.00%)] [350,177 / 49 (99.99)]
36.5mm - 37.4mm 36.5mm - 37.4mm = 6
[6 (0.00% / 0.00%)] [350,183 / 45 (99.99)]
37.5mm - 38.4mm 37.5mm - 38.4mm = 4
[4 (0.00% / 0.00%)] [350,187 / 39 (99.99)]
38.5mm - 39.4mm 38.5mm - 39.4mm = 4
[4 (0.00% / 0.00%)] [350,191 / 35 (99.99)]
39.5mm - 40.4mm 39.5mm - 40.4mm = 2
[2 (0.00% / 0.00%)] [350,193 / 31 (99.99)]
40.5mm - 41.4mm 40.5mm - 41.4mm = 2
[2 (0.00% / 0.00%)] [350,195 / 29 (99.99)]
41.5mm - 42.4mm 41.5mm - 42.4mm = 3
[3 (0.00% / 0.00%)] [350,198 / 27 (99.99)]
42.5mm - 43.4mm 42.5mm - 43.4mm = 3
[3 (0.00% / 0.00%)] [350,201 / 24 (99.99)]
43.5mm - 44.4mm 43.5mm - 44.4mm = 1
[1 (0.00% / 0.00%)] [350,202 / 21 (99.99)]
45.5mm - 46.4mm 45.5mm - 46.4mm = 4
[4 (0.00% / 0.00%)] [350,206 / 20 (100.00)]
46.5mm - 47.4mm 46.5mm - 47.4mm = 1
[1 (0.00% / 0.00%)] [350,207 / 16 (100.00)]
47.5mm - 48.4mm 47.5mm - 48.4mm = 1
[1 (0.00% / 0.00%)] [350,208 / 15 (100.00)]
48.5mm - 49.4mm 48.5mm - 49.4mm = 2
[2 (0.00% / 0.00%)] [350,210 / 14 (100.00)]
49.5mm - 50.4mm 49.5mm - 50.4mm = 1
[1 (0.00% / 0.00%)] [350,211 / 12 (100.00)]
50.5mm - 51.4mm 50.5mm - 51.4mm = 2
[2 (0.00% / 0.00%)] [350,213 / 11 (100.00)]
51.5mm - 52.4mm 51.5mm - 52.4mm = 1
[1 (0.00% / 0.00%)] [350,214 / 9 (100.00)]
52.5mm - 53.4mm 52.5mm - 53.4mm = 1
[1 (0.00% / 0.00%)] [350,215 / 8 (100.00)]
54.5mm - 55.4mm 54.5mm - 55.4mm = 1
[1 (0.00% / 0.00%)] [350,216 / 7 (100.00)]
56.5mm - 57.4mm 56.5mm - 57.4mm = 1
[1 (0.00% / 0.00%)] [350,217 / 6 (100.00)]
58.5mm - 59.4mm 58.5mm - 59.4mm = 2
[2 (0.00% / 0.00%)] [350,219 / 5 (100.00)]
69.5mm - 70.4mm 69.5mm - 70.4mm = 1
[1 (0.00% / 0.00%)] [350,220 / 3 (100.00)]
71.5mm - 72.4mm 71.5mm - 72.4mm = 1
[1 (0.00% / 0.00%)] [350,221 / 2 (100.00)]
75.5mm - 76.4mm 75.5mm - 76.4mm = 1
[1 (0.00% / 0.00%)] [350,222 / 1 (100.00)]

欠測回数 (550 / 0.16%)

風向

静穏 静穏 = 150,805
[150,805 (42.99% / 43.49%)]
北北東 北北東 = 11,672
[11,672 (3.33% / 3.37%)]
北東 北東 = 8,810
[8,810 (2.51% / 2.54%)]
東北東 東北東 = 6,572
[6,572 (1.87% / 1.90%)]
東 = 4,195
[4,195 (1.20% / 1.21%)]
東南東 東南東 = 5,857
[5,857 (1.67% / 1.69%)]
南東 南東 = 13,437
[13,437 (3.83% / 3.87%)]
南南東 南南東 = 18,913
[18,913 (5.39% / 5.45%)]
南 = 11,074
[11,074 (3.16% / 3.19%)]
南南西 南南西 = 5,224
[5,224 (1.49% / 1.51%)]
南西 南西 = 2,688
[2,688 (0.77% / 0.78%)]
西南西 西南西 = 2,211
[2,211 (0.63% / 0.64%)]
西 西 = 3,819
[3,819 (1.09% / 1.10%)]
西北西 西北西 = 14,916
[14,916 (4.25% / 4.30%)]
北西 北西 = 39,828
[39,828 (11.35% / 11.49%)]
北北西 北北西 = 28,204
[28,204 (8.04% / 8.13%)]
北 = 18,555
[18,555 (5.29% / 5.35%)]

欠測回数 (3,992 / 1.14%)

風速

0.0m/s - 0.4m/s 0.0m/s - 0.4m/s = 162,084
[162,084 (46.21% / 46.35%)] [162,084 / 349,682 (46.35)]
0.5m/s - 1.4m/s 0.5m/s - 1.4m/s = 109,363
[109,363 (31.18% / 31.27%)] [271,447 / 187,598 (77.63)]
1.5m/s - 2.4m/s 1.5m/s - 2.4m/s = 38,824
[38,824 (11.07% / 11.10%)] [310,271 / 78,235 (88.73)]
2.5m/s - 3.4m/s 2.5m/s - 3.4m/s = 19,229
[19,229 (5.48% / 5.50%)] [329,500 / 39,411 (94.23)]
3.5m/s - 4.4m/s 3.5m/s - 4.4m/s = 9,243
[9,243 (2.64% / 2.64%)] [338,743 / 20,182 (96.87)]
4.5m/s - 5.4m/s 4.5m/s - 5.4m/s = 4,742
[4,742 (1.35% / 1.36%)] [343,485 / 10,939 (98.23)]
5.5m/s - 6.4m/s 5.5m/s - 6.4m/s = 2,912
[2,912 (0.83% / 0.83%)] [346,397 / 6,197 (99.06)]
6.5m/s - 7.4m/s 6.5m/s - 7.4m/s = 1,687
[1,687 (0.48% / 0.48%)] [348,084 / 3,285 (99.54)]
7.5m/s - 8.4m/s 7.5m/s - 8.4m/s = 909
[909 (0.26% / 0.26%)] [348,993 / 1,598 (99.80)]
8.5m/s - 9.4m/s 8.5m/s - 9.4m/s = 414
[414 (0.12% / 0.12%)] [349,407 / 689 (99.92)]
9.5m/s - 10.4m/s 9.5m/s - 10.4m/s = 165
[165 (0.05% / 0.05%)] [349,572 / 275 (99.97)]
10.5m/s - 11.4m/s 10.5m/s - 11.4m/s = 65
[65 (0.02% / 0.02%)] [349,637 / 110 (99.99)]
11.5m/s - 12.4m/s 11.5m/s - 12.4m/s = 28
[28 (0.01% / 0.01%)] [349,665 / 45 (100.00)]
12.5m/s - 13.4m/s 12.5m/s - 13.4m/s = 10
[10 (0.00% / 0.00%)] [349,675 / 17 (100.00)]
13.5m/s - 14.4m/s 13.5m/s - 14.4m/s = 5
[5 (0.00% / 0.00%)] [349,680 / 7 (100.00)]
14.5m/s - 15.4m/s 14.5m/s - 15.4m/s = 2
[2 (0.00% / 0.00%)] [349,682 / 2 (100.00)]

欠測回数 (1,090 / 0.31%)

気温

-6.5℃ - -5.6℃ -6.5℃ - -5.6℃ = 6
[6 (0.00% / 0.00%)] [6 / 350,162 (0.00)]
-5.5℃ - -4.6℃ -5.5℃ - -4.6℃ = 30
[30 (0.01% / 0.01%)] [36 / 350,156 (0.01)]
-4.5℃ - -3.6℃ -4.5℃ - -3.6℃ = 153
[153 (0.04% / 0.04%)] [189 / 350,126 (0.05)]
-3.5℃ - -2.6℃ -3.5℃ - -2.6℃ = 522
[522 (0.15% / 0.15%)] [711 / 349,973 (0.20)]
-2.5℃ - -1.6℃ -2.5℃ - -1.6℃ = 1,383
[1,383 (0.39% / 0.39%)] [2,094 / 349,451 (0.60)]
-1.5℃ - -0.6℃ -1.5℃ - -0.6℃ = 2,821
[2,821 (0.80% / 0.81%)] [4,915 / 348,068 (1.40)]
-0.5℃ - 0.4℃ -0.5℃ - 0.4℃ = 9,628
[9,628 (2.74% / 2.75%)] [14,543 / 345,247 (4.15)]
0.5℃ - 1.4℃ 0.5℃ - 1.4℃ = 6,609
[6,609 (1.88% / 1.89%)] [21,152 / 335,619 (6.04)]
1.5℃ - 2.4℃ 1.5℃ - 2.4℃ = 7,292
[7,292 (2.08% / 2.08%)] [28,444 / 329,010 (8.12)]
2.5℃ - 3.4℃ 2.5℃ - 3.4℃ = 8,217
[8,217 (2.34% / 2.35%)] [36,661 / 321,718 (10.47)]
3.5℃ - 4.4℃ 3.5℃ - 4.4℃ = 9,243
[9,243 (2.64% / 2.64%)] [45,904 / 313,501 (13.11)]
4.5℃ - 5.4℃ 4.5℃ - 5.4℃ = 9,973
[9,973 (2.84% / 2.85%)] [55,877 / 304,258 (15.96)]
5.5℃ - 6.4℃ 5.5℃ - 6.4℃ = 10,795
[10,795 (3.08% / 3.08%)] [66,672 / 294,285 (19.04)]
6.5℃ - 7.4℃ 6.5℃ - 7.4℃ = 11,513
[11,513 (3.28% / 3.29%)] [78,185 / 283,490 (22.33)]
7.5℃ - 8.4℃ 7.5℃ - 8.4℃ = 11,509
[11,509 (3.28% / 3.29%)] [89,694 / 271,977 (25.62)]
8.5℃ - 9.4℃ 8.5℃ - 9.4℃ = 11,678
[11,678 (3.33% / 3.34%)] [101,372 / 260,468 (28.95)]
9.5℃ - 10.4℃ 9.5℃ - 10.4℃ = 11,509
[11,509 (3.28% / 3.29%)] [112,881 / 248,790 (32.24)]
10.5℃ - 11.4℃ 10.5℃ - 11.4℃ = 11,347
[11,347 (3.23% / 3.24%)] [124,228 / 237,281 (35.48)]
11.5℃ - 12.4℃ 11.5℃ - 12.4℃ = 11,657
[11,657 (3.32% / 3.33%)] [135,885 / 225,934 (38.81)]
12.5℃ - 13.4℃ 12.5℃ - 13.4℃ = 11,335
[11,335 (3.23% / 3.24%)] [147,220 / 214,277 (42.04)]
13.5℃ - 14.4℃ 13.5℃ - 14.4℃ = 11,415
[11,415 (3.25% / 3.26%)] [158,635 / 202,942 (45.30)]
14.5℃ - 15.4℃ 14.5℃ - 15.4℃ = 11,787
[11,787 (3.36% / 3.37%)] [170,422 / 191,527 (48.67)]
15.5℃ - 16.4℃ 15.5℃ - 16.4℃ = 11,687
[11,687 (3.33% / 3.34%)] [182,109 / 179,740 (52.01)]
16.5℃ - 17.4℃ 16.5℃ - 17.4℃ = 11,504
[11,504 (3.28% / 3.29%)] [193,613 / 168,053 (55.29)]
17.5℃ - 18.4℃ 17.5℃ - 18.4℃ = 12,125
[12,125 (3.46% / 3.46%)] [205,738 / 156,549 (58.76)]
18.5℃ - 19.4℃ 18.5℃ - 19.4℃ = 12,324
[12,324 (3.51% / 3.52%)] [218,062 / 144,424 (62.27)]
19.5℃ - 20.4℃ 19.5℃ - 20.4℃ = 12,336
[12,336 (3.52% / 3.52%)] [230,398 / 132,100 (65.80)]
20.5℃ - 21.4℃ 20.5℃ - 21.4℃ = 12,672
[12,672 (3.61% / 3.62%)] [243,070 / 119,764 (69.42)]
21.5℃ - 22.4℃ 21.5℃ - 22.4℃ = 14,206
[14,206 (4.05% / 4.06%)] [257,276 / 107,092 (73.47)]
22.5℃ - 23.4℃ 22.5℃ - 23.4℃ = 16,481
[16,481 (4.70% / 4.71%)] [273,757 / 92,886 (78.18)]
23.5℃ - 24.4℃ 23.5℃ - 24.4℃ = 17,234
[17,234 (4.91% / 4.92%)] [290,991 / 76,405 (83.10)]
24.5℃ - 25.4℃ 24.5℃ - 25.4℃ = 13,786
[13,786 (3.93% / 3.94%)] [304,777 / 59,171 (87.04)]
25.5℃ - 26.4℃ 25.5℃ - 26.4℃ = 10,059
[10,059 (2.87% / 2.87%)] [314,836 / 45,385 (89.91)]
26.5℃ - 27.4℃ 26.5℃ - 27.4℃ = 7,670
[7,670 (2.19% / 2.19%)] [322,506 / 35,326 (92.10)]
27.5℃ - 28.4℃ 27.5℃ - 28.4℃ = 6,558
[6,558 (1.87% / 1.87%)] [329,064 / 27,656 (93.97)]
28.5℃ - 29.4℃ 28.5℃ - 29.4℃ = 5,492
[5,492 (1.57% / 1.57%)] [334,556 / 21,098 (95.54)]
29.5℃ - 30.4℃ 29.5℃ - 30.4℃ = 4,573
[4,573 (1.30% / 1.31%)] [339,129 / 15,606 (96.85)]
30.5℃ - 31.4℃ 30.5℃ - 31.4℃ = 3,693
[3,693 (1.05% / 1.05%)] [342,822 / 11,033 (97.90)]
31.5℃ - 32.4℃ 31.5℃ - 32.4℃ = 2,922
[2,922 (0.83% / 0.83%)] [345,744 / 7,340 (98.74)]
32.5℃ - 33.4℃ 32.5℃ - 33.4℃ = 2,098
[2,098 (0.60% / 0.60%)] [347,842 / 4,418 (99.34)]
33.5℃ - 34.4℃ 33.5℃ - 34.4℃ = 1,305
[1,305 (0.37% / 0.37%)] [349,147 / 2,320 (99.71)]
34.5℃ - 35.4℃ 34.5℃ - 35.4℃ = 655
[655 (0.19% / 0.19%)] [349,802 / 1,015 (99.90)]
35.5℃ - 36.4℃ 35.5℃ - 36.4℃ = 250
[250 (0.07% / 0.07%)] [350,052 / 360 (99.97)]
36.5℃ - 37.4℃ 36.5℃ - 37.4℃ = 73
[73 (0.02% / 0.02%)] [350,125 / 110 (99.99)]
37.5℃ - 38.4℃ 37.5℃ - 38.4℃ = 26
[26 (0.01% / 0.01%)] [350,151 / 37 (100.00)]
38.5℃ - 39.4℃ 38.5℃ - 39.4℃ = 8
[8 (0.00% / 0.00%)] [350,159 / 11 (100.00)]
39.5℃ - 40.4℃ 39.5℃ - 40.4℃ = 3
[3 (0.00% / 0.00%)] [350,162 / 3 (100.00)]

欠測回数 (610 / 0.17%)

日照時間

0.0h 0.0h = 253,583
[253,583 (72.29% / 73.00%)] [253,583 / 347,395 (73.00)]
0.1h 0.1h = 8,426
[8,426 (2.40% / 2.43%)] [262,009 / 93,812 (75.42)]
0.2h 0.2h = 6,296
[6,296 (1.79% / 1.81%)] [268,305 / 85,386 (77.23)]
0.3h 0.3h = 5,573
[5,573 (1.59% / 1.60%)] [273,878 / 79,090 (78.84)]
0.4h 0.4h = 5,281
[5,281 (1.51% / 1.52%)] [279,159 / 73,517 (80.36)]
0.5h 0.5h = 5,091
[5,091 (1.45% / 1.47%)] [284,250 / 68,236 (81.82)]
0.6h 0.6h = 5,348
[5,348 (1.52% / 1.54%)] [289,598 / 63,145 (83.36)]
0.7h 0.7h = 5,724
[5,724 (1.63% / 1.65%)] [295,322 / 57,797 (85.01)]
0.8h 0.8h = 6,267
[6,267 (1.79% / 1.80%)] [301,589 / 52,073 (86.81)]
0.9h 0.9h = 7,829
[7,829 (2.23% / 2.25%)] [309,418 / 45,806 (89.07)]
1.0h 1.0h = 37,977
[37,977 (10.83% / 10.93%)] [347,395 / 37,977 (100.00)]

欠測回数 (3,377 / 0.96%)