Station Number 44263 [ Previous : 44261 ]
Prefecture Tokyo [ Local Portal ]
Location 東京都八丈島八丈町大賀郷  (HACHIJO-MACHI HACHIJOJIMA, TOKYO)
Months of Observations 65
Number of Observations 47520
Period of Observations
2003/08/28 -- 2003/12/02 HACHIJOJIMA 33.122N 139.778E 151m
2003/12/03 -- 2005/05/16 HACHIJOJIMA 33.122N 139.778E 151m
2005/05/17 -- 2008/12/31 HACHIJOJIMA 33.122N 139.778E 151m
Real-time Data AMeRAS (AMeDAS Ranking Service)
Past Heavy Rain Data AMeDAS heavy rain
Weather Disaster Reports
Typhoon History
Neighbor Stations
44262 YAEMIGAHARA (Tokyo) 1.01 km 139 deg.
44228 MIYAKETSUBOTA (Tokyo) 107.40 km 349 deg.
44226 MIYAKEJIMA (Tokyo) 113.54 km 347 deg.
44216 KOZUSHIMA (Tokyo) 132.51 km 333 deg.
44207 NIIJIMA (Tokyo) 146.06 km 341 deg.
44172 OSHIMA (Tokyo) 184.41 km 348 deg.
50561 IROZAKI (Shizuoka) 185.56 km 332 deg.
44173 OSHIMAKITANOYAMA (Tokyo) 188.14 km 348 deg.
50506 INATORI (Shizuoka) 196.10 km 340 deg.
50491 MATSUZAKI (Shizuoka) 203.15 km 333 deg.

Statistics for the Whole Period

Precipitation

0 mm 0 mm = 41,958
[41,958 (88.30% / 89.57%)] [41,958 / 46,842 (89.57%)]
1 mm 1 mm = 2,128
[2,128 (4.48% / 4.54%)] [44,086 / 4,884 (94.12%)]
2 mm 2 mm = 849
[849 (1.79% / 1.81%)] [44,935 / 2,756 (95.93%)]
3 mm 3 mm = 516
[516 (1.09% / 1.10%)] [45,451 / 1,907 (97.03%)]
4 mm 4 mm = 327
[327 (0.69% / 0.70%)] [45,778 / 1,391 (97.73%)]
5 mm 5 mm = 238
[238 (0.50% / 0.51%)] [46,016 / 1,064 (98.24%)]
6 mm 6 mm = 162
[162 (0.34% / 0.35%)] [46,178 / 826 (98.58%)]
7 mm 7 mm = 139
[139 (0.29% / 0.30%)] [46,317 / 664 (98.88%)]
8 mm 8 mm = 96
[96 (0.20% / 0.20%)] [46,413 / 525 (99.08%)]
9 mm 9 mm = 69
[69 (0.15% / 0.15%)] [46,482 / 429 (99.23%)]
10 mm 10 mm = 53
[53 (0.11% / 0.11%)] [46,535 / 360 (99.34%)]
11 mm 11 mm = 42
[42 (0.09% / 0.09%)] [46,577 / 307 (99.43%)]
12 mm 12 mm = 39
[39 (0.08% / 0.08%)] [46,616 / 265 (99.52%)]
13 mm 13 mm = 31
[31 (0.07% / 0.07%)] [46,647 / 226 (99.58%)]
14 mm 14 mm = 24
[24 (0.05% / 0.05%)] [46,671 / 195 (99.63%)]
15 mm 15 mm = 22
[22 (0.05% / 0.05%)] [46,693 / 171 (99.68%)]
16 mm 16 mm = 15
[15 (0.03% / 0.03%)] [46,708 / 149 (99.71%)]
17 mm 17 mm = 13
[13 (0.03% / 0.03%)] [46,721 / 134 (99.74%)]
18 mm 18 mm = 18
[18 (0.04% / 0.04%)] [46,739 / 121 (99.78%)]
19 mm 19 mm = 11
[11 (0.02% / 0.02%)] [46,750 / 103 (99.80%)]
20 mm 20 mm = 13
[13 (0.03% / 0.03%)] [46,763 / 92 (99.83%)]
21 mm 21 mm = 12
[12 (0.03% / 0.03%)] [46,775 / 79 (99.86%)]
22 mm 22 mm = 4
[4 (0.01% / 0.01%)] [46,779 / 67 (99.87%)]
23 mm 23 mm = 6
[6 (0.01% / 0.01%)] [46,785 / 63 (99.88%)]
24 mm 24 mm = 6
[6 (0.01% / 0.01%)] [46,791 / 57 (99.89%)]
25 mm 25 mm = 8
[8 (0.02% / 0.02%)] [46,799 / 51 (99.91%)]
26 mm 26 mm = 6
[6 (0.01% / 0.01%)] [46,805 / 43 (99.92%)]
27 mm 27 mm = 4
[4 (0.01% / 0.01%)] [46,809 / 37 (99.93%)]
28 mm 28 mm = 3
[3 (0.01% / 0.01%)] [46,812 / 33 (99.94%)]
29 mm 29 mm = 5
[5 (0.01% / 0.01%)] [46,817 / 30 (99.95%)]
30 mm 30 mm = 4
[4 (0.01% / 0.01%)] [46,821 / 25 (99.96%)]
31 mm 31 mm = 4
[4 (0.01% / 0.01%)] [46,825 / 21 (99.96%)]
32 mm 32 mm = 4
[4 (0.01% / 0.01%)] [46,829 / 17 (99.97%)]
33 mm 33 mm = 1
[1 (0.00% / 0.00%)] [46,830 / 13 (99.97%)]
36 mm 36 mm = 1
[1 (0.00% / 0.00%)] [46,831 / 12 (99.98%)]
37 mm 37 mm = 1
[1 (0.00% / 0.00%)] [46,832 / 11 (99.98%)]
38 mm 38 mm = 1
[1 (0.00% / 0.00%)] [46,833 / 10 (99.98%)]
42 mm 42 mm = 1
[1 (0.00% / 0.00%)] [46,834 / 9 (99.98%)]
44 mm 44 mm = 1
[1 (0.00% / 0.00%)] [46,835 / 8 (99.99%)]
46 mm 46 mm = 1
[1 (0.00% / 0.00%)] [46,836 / 7 (99.99%)]
49 mm 49 mm = 2
[2 (0.00% / 0.00%)] [46,838 / 6 (99.99%)]
54 mm 54 mm = 1
[1 (0.00% / 0.00%)] [46,839 / 4 (99.99%)]
55 mm 55 mm = 1
[1 (0.00% / 0.00%)] [46,840 / 3 (100.00%)]
69 mm 69 mm = 1
[1 (0.00% / 0.00%)] [46,841 / 2 (100.00%)]
84 mm 84 mm = 1
[1 (0.00% / 0.00%)] [46,842 / 1 (100.00%)]

Missing observations (678 / 1.43%)

Wind Direction

Calm Calm = 86
[86 (0.18% / 0.18%)] [0 / 0 (NA)]
NNE NNE = 1,220
[1,220 (2.57% / 2.61%)] [0 / 0 (NA)]
NE NE = 4,926
[4,926 (10.37% / 10.52%)] [0 / 0 (NA)]
ENE ENE = 6,455
[6,455 (13.58% / 13.79%)] [0 / 0 (NA)]
E E = 2,894
[2,894 (6.09% / 6.18%)] [0 / 0 (NA)]
ESE ESE = 933
[933 (1.96% / 1.99%)] [0 / 0 (NA)]
SE SE = 486
[486 (1.02% / 1.04%)] [0 / 0 (NA)]
SSE SSE = 765
[765 (1.61% / 1.63%)] [0 / 0 (NA)]
S S = 1,953
[1,953 (4.11% / 4.17%)] [0 / 0 (NA)]
SSW SSW = 3,872
[3,872 (8.15% / 8.27%)] [0 / 0 (NA)]
SW SW = 5,724
[5,724 (12.05% / 12.23%)] [0 / 0 (NA)]
WSW WSW = 3,947
[3,947 (8.31% / 8.43%)] [0 / 0 (NA)]
W W = 8,833
[8,833 (18.59% / 18.87%)] [0 / 0 (NA)]
WNW WNW = 3,301
[3,301 (6.95% / 7.05%)] [0 / 0 (NA)]
NW NW = 678
[678 (1.43% / 1.45%)] [0 / 0 (NA)]
NNW NNW = 317
[317 (0.67% / 0.68%)] [0 / 0 (NA)]
N N = 431
[431 (0.91% / 0.92%)] [0 / 0 (NA)]

Missing observations (699 / 1.47%)

Wind Speed

0 m/s 0 m/s = 104
[104 (0.22% / 0.22%)] [104 / 46,821 (0.22%)]
1 m/s 1 m/s = 3,191
[3,191 (6.72% / 6.82%)] [3,295 / 46,717 (7.04%)]
2 m/s 2 m/s = 5,523
[5,523 (11.62% / 11.80%)] [8,818 / 43,526 (18.83%)]
3 m/s 3 m/s = 6,623
[6,623 (13.94% / 14.15%)] [15,441 / 38,003 (32.98%)]
4 m/s 4 m/s = 7,075
[7,075 (14.89% / 15.11%)] [22,516 / 31,380 (48.09%)]
5 m/s 5 m/s = 6,651
[6,651 (14.00% / 14.21%)] [29,167 / 24,305 (62.29%)]
6 m/s 6 m/s = 5,527
[5,527 (11.63% / 11.80%)] [34,694 / 17,654 (74.10%)]
7 m/s 7 m/s = 4,087
[4,087 (8.60% / 8.73%)] [38,781 / 12,127 (82.83%)]
8 m/s 8 m/s = 3,046
[3,046 (6.41% / 6.51%)] [41,827 / 8,040 (89.33%)]
9 m/s 9 m/s = 1,939
[1,939 (4.08% / 4.14%)] [43,766 / 4,994 (93.48%)]
10 m/s 10 m/s = 1,203
[1,203 (2.53% / 2.57%)] [44,969 / 3,055 (96.04%)]
11 m/s 11 m/s = 743
[743 (1.56% / 1.59%)] [45,712 / 1,852 (97.63%)]
12 m/s 12 m/s = 432
[432 (0.91% / 0.92%)] [46,144 / 1,109 (98.55%)]
13 m/s 13 m/s = 264
[264 (0.56% / 0.56%)] [46,408 / 677 (99.12%)]
14 m/s 14 m/s = 171
[171 (0.36% / 0.37%)] [46,579 / 413 (99.48%)]
15 m/s 15 m/s = 105
[105 (0.22% / 0.22%)] [46,684 / 242 (99.71%)]
16 m/s 16 m/s = 63
[63 (0.13% / 0.13%)] [46,747 / 137 (99.84%)]
17 m/s 17 m/s = 33
[33 (0.07% / 0.07%)] [46,780 / 74 (99.91%)]
18 m/s 18 m/s = 17
[17 (0.04% / 0.04%)] [46,797 / 41 (99.95%)]
19 m/s 19 m/s = 9
[9 (0.02% / 0.02%)] [46,806 / 24 (99.97%)]
20 m/s 20 m/s = 6
[6 (0.01% / 0.01%)] [46,812 / 15 (99.98%)]
22 m/s 22 m/s = 1
[1 (0.00% / 0.00%)] [46,813 / 9 (99.98%)]
23 m/s 23 m/s = 1
[1 (0.00% / 0.00%)] [46,814 / 8 (99.99%)]
24 m/s 24 m/s = 2
[2 (0.00% / 0.00%)] [46,816 / 7 (99.99%)]
25 m/s 25 m/s = 1
[1 (0.00% / 0.00%)] [46,817 / 5 (99.99%)]
26 m/s 26 m/s = 3
[3 (0.01% / 0.01%)] [46,820 / 4 (100.00%)]
30 m/s 30 m/s = 1
[1 (0.00% / 0.00%)] [46,821 / 1 (100.00%)]

Missing observations (699 / 1.47%)

Temperature

0.0 C - 0.9 C 0.0 C - 0.9 C = 2
[2 (0.00% / 0.00%)] [2 / 46,842 (0.00%)]
1.0 C - 1.9 C 1.0 C - 1.9 C = 8
[8 (0.02% / 0.02%)] [10 / 46,840 (0.02%)]
2.0 C - 2.9 C 2.0 C - 2.9 C = 20
[20 (0.04% / 0.04%)] [30 / 46,832 (0.06%)]
3.0 C - 3.9 C 3.0 C - 3.9 C = 41
[41 (0.09% / 0.09%)] [71 / 46,812 (0.15%)]
4.0 C - 4.9 C 4.0 C - 4.9 C = 124
[124 (0.26% / 0.26%)] [195 / 46,771 (0.42%)]
5.0 C - 5.9 C 5.0 C - 5.9 C = 333
[333 (0.70% / 0.71%)] [528 / 46,647 (1.13%)]
6.0 C - 6.9 C 6.0 C - 6.9 C = 668
[668 (1.41% / 1.43%)] [1,196 / 46,314 (2.55%)]
7.0 C - 7.9 C 7.0 C - 7.9 C = 1,126
[1,126 (2.37% / 2.40%)] [2,322 / 45,646 (4.96%)]
8.0 C - 8.9 C 8.0 C - 8.9 C = 1,542
[1,542 (3.24% / 3.29%)] [3,864 / 44,520 (8.25%)]
9.0 C - 9.9 C 9.0 C - 9.9 C = 1,653
[1,653 (3.48% / 3.53%)] [5,517 / 42,978 (11.78%)]
10.0 C - 10.9 C 10.0 C - 10.9 C = 1,723
[1,723 (3.63% / 3.68%)] [7,240 / 41,325 (15.46%)]
11.0 C - 11.9 C 11.0 C - 11.9 C = 1,844
[1,844 (3.88% / 3.94%)] [9,084 / 39,602 (19.39%)]
12.0 C - 12.9 C 12.0 C - 12.9 C = 1,995
[1,995 (4.20% / 4.26%)] [11,079 / 37,758 (23.65%)]
13.0 C - 13.9 C 13.0 C - 13.9 C = 2,167
[2,167 (4.56% / 4.63%)] [13,246 / 35,763 (28.28%)]
14.0 C - 14.9 C 14.0 C - 14.9 C = 2,033
[2,033 (4.28% / 4.34%)] [15,279 / 33,596 (32.62%)]
15.0 C - 15.9 C 15.0 C - 15.9 C = 2,282
[2,282 (4.80% / 4.87%)] [17,561 / 31,563 (37.49%)]
16.0 C - 16.9 C 16.0 C - 16.9 C = 2,453
[2,453 (5.16% / 5.24%)] [20,014 / 29,281 (42.73%)]
17.0 C - 17.9 C 17.0 C - 17.9 C = 2,318
[2,318 (4.88% / 4.95%)] [22,332 / 26,828 (47.68%)]
18.0 C - 18.9 C 18.0 C - 18.9 C = 2,364
[2,364 (4.97% / 5.05%)] [24,696 / 24,510 (52.72%)]
19.0 C - 19.9 C 19.0 C - 19.9 C = 2,431
[2,431 (5.12% / 5.19%)] [27,127 / 22,146 (57.91%)]
20.0 C - 20.9 C 20.0 C - 20.9 C = 2,303
[2,303 (4.85% / 4.92%)] [29,430 / 19,715 (62.83%)]
21.0 C - 21.9 C 21.0 C - 21.9 C = 2,334
[2,334 (4.91% / 4.98%)] [31,764 / 17,412 (67.81%)]
22.0 C - 22.9 C 22.0 C - 22.9 C = 2,575
[2,575 (5.42% / 5.50%)] [34,339 / 15,078 (73.31%)]
23.0 C - 23.9 C 23.0 C - 23.9 C = 2,362
[2,362 (4.97% / 5.04%)] [36,701 / 12,503 (78.35%)]
24.0 C - 24.9 C 24.0 C - 24.9 C = 2,674
[2,674 (5.63% / 5.71%)] [39,375 / 10,141 (84.06%)]
25.0 C - 25.9 C 25.0 C - 25.9 C = 2,745
[2,745 (5.78% / 5.86%)] [42,120 / 7,467 (89.92%)]
26.0 C - 26.9 C 26.0 C - 26.9 C = 2,174
[2,174 (4.57% / 4.64%)] [44,294 / 4,722 (94.56%)]
27.0 C - 27.9 C 27.0 C - 27.9 C = 1,298
[1,298 (2.73% / 2.77%)] [45,592 / 2,548 (97.33%)]
28.0 C - 28.9 C 28.0 C - 28.9 C = 785
[785 (1.65% / 1.68%)] [46,377 / 1,250 (99.01%)]
29.0 C - 29.9 C 29.0 C - 29.9 C = 364
[364 (0.77% / 0.78%)] [46,741 / 465 (99.78%)]
30.0 C - 30.9 C 30.0 C - 30.9 C = 93
[93 (0.20% / 0.20%)] [46,834 / 101 (99.98%)]
31.0 C - 31.9 C 31.0 C - 31.9 C = 8
[8 (0.02% / 0.02%)] [46,842 / 8 (100.00%)]

Missing observations (678 / 1.43%)

Sunshine Duration

0.0 h 0.0 h = 33,656
[33,656 (70.82% / 71.98%)] [33,656 / 46,757 (71.98%)]
0.1 h 0.1 h = 1,639
[1,639 (3.45% / 3.51%)] [35,295 / 13,101 (75.49%)]
0.2 h 0.2 h = 1,250
[1,250 (2.63% / 2.67%)] [36,545 / 11,462 (78.16%)]
0.3 h 0.3 h = 1,122
[1,122 (2.36% / 2.40%)] [37,667 / 10,212 (80.56%)]
0.4 h 0.4 h = 1,062
[1,062 (2.23% / 2.27%)] [38,729 / 9,090 (82.83%)]
0.5 h 0.5 h = 1,003
[1,003 (2.11% / 2.15%)] [39,732 / 8,028 (84.98%)]
0.6 h 0.6 h = 966
[966 (2.03% / 2.07%)] [40,698 / 7,025 (87.04%)]
0.7 h 0.7 h = 1,042
[1,042 (2.19% / 2.23%)] [41,740 / 6,059 (89.27%)]
0.8 h 0.8 h = 1,044
[1,044 (2.20% / 2.23%)] [42,784 / 5,017 (91.50%)]
0.9 h 0.9 h = 1,172
[1,172 (2.47% / 2.51%)] [43,956 / 3,973 (94.01%)]
1.0 h 1.0 h = 2,801
[2,801 (5.89% / 5.99%)] [46,757 / 2,801 (100.00%)]

Missing observations (763 / 1.61%)