観測所番号 44112
都道府県 東京都 [ 地域ポータル ]
所在地 東京都八王子市元本郷町 (東京都八王子市)
観測月数 406
観測回数 296,592
観測期間
期間 名前 緯度 経度 高度 風速計高さ
1983年10月01日 〜 1987年11月24日 八王子 (ハチオウジ) 35.667N 139.317E 123m 49.8m
1987年11月25日 〜 2008年03月10日 八王子 (ハチオウジ) 35.667N 139.317E 123m 49.8m
2008年03月11日 〜 2017年07月99日 八王子 (ハチオウジ) 35.667N 139.317E 123m 49.8m
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
44111 八王子(東京都) 0.45km 168度
46046 相模原中央(神奈川県) 11.58km 155度
46001 相模湖(神奈川県) 12.73km 241度
44056 青梅(東京都) 13.43km 358度
43266 所沢(埼玉県) 14.62km 36度
44116 府中(東京都) 15.13km 83度
43231 飯能(埼玉県) 18.98km 1度
44051 小沢(東京都) 19.11km 293度
49171 上野原(山梨県) 19.14km 254度
44121 調布(東京都) 19.29km 89度
49172 上野原(山梨県) 19.90km 254度
44071 練馬(東京都) 26.10km 72度
46091 海老名(神奈川県) 26.73km 166度
44126 世田谷(東京都) 27.80km 99度
44046 小河内(東京都) 27.85km 299度

全期間統計

降水量

0.0mm - 0.4mm 0.0mm - 0.4mm = 275,333
[275,333 (92.83% / 92.95%)] [275,333 / 296,214 (92.95)]
0.5mm - 1.4mm 0.5mm - 1.4mm = 10,870
[10,870 (3.66% / 3.67%)] [286,203 / 20,881 (96.62)]
1.5mm - 2.4mm 1.5mm - 2.4mm = 3,978
[3,978 (1.34% / 1.34%)] [290,181 / 10,011 (97.96)]
2.5mm - 3.4mm 2.5mm - 3.4mm = 2,025
[2,025 (0.68% / 0.68%)] [292,206 / 6,033 (98.65)]
3.5mm - 4.4mm 3.5mm - 4.4mm = 1,209
[1,209 (0.41% / 0.41%)] [293,415 / 4,008 (99.06)]
4.5mm - 5.4mm 4.5mm - 5.4mm = 728
[728 (0.25% / 0.25%)] [294,143 / 2,799 (99.30)]
5.5mm - 6.4mm 5.5mm - 6.4mm = 486
[486 (0.16% / 0.16%)] [294,629 / 2,071 (99.46)]
6.5mm - 7.4mm 6.5mm - 7.4mm = 329
[329 (0.11% / 0.11%)] [294,958 / 1,585 (99.58)]
7.5mm - 8.4mm 7.5mm - 8.4mm = 253
[253 (0.09% / 0.09%)] [295,211 / 1,256 (99.66)]
8.5mm - 9.4mm 8.5mm - 9.4mm = 193
[193 (0.07% / 0.07%)] [295,404 / 1,003 (99.73)]
9.5mm - 10.4mm 9.5mm - 10.4mm = 145
[145 (0.05% / 0.05%)] [295,549 / 810 (99.78)]
10.5mm - 11.4mm 10.5mm - 11.4mm = 99
[99 (0.03% / 0.03%)] [295,648 / 665 (99.81)]
11.5mm - 12.4mm 11.5mm - 12.4mm = 84
[84 (0.03% / 0.03%)] [295,732 / 566 (99.84)]
12.5mm - 13.4mm 12.5mm - 13.4mm = 62
[62 (0.02% / 0.02%)] [295,794 / 482 (99.86)]
13.5mm - 14.4mm 13.5mm - 14.4mm = 60
[60 (0.02% / 0.02%)] [295,854 / 420 (99.88)]
14.5mm - 15.4mm 14.5mm - 15.4mm = 62
[62 (0.02% / 0.02%)] [295,916 / 360 (99.90)]
15.5mm - 16.4mm 15.5mm - 16.4mm = 34
[34 (0.01% / 0.01%)] [295,950 / 298 (99.91)]
16.5mm - 17.4mm 16.5mm - 17.4mm = 31
[31 (0.01% / 0.01%)] [295,981 / 264 (99.92)]
17.5mm - 18.4mm 17.5mm - 18.4mm = 28
[28 (0.01% / 0.01%)] [296,009 / 233 (99.93)]
18.5mm - 19.4mm 18.5mm - 19.4mm = 26
[26 (0.01% / 0.01%)] [296,035 / 205 (99.94)]
19.5mm - 20.4mm 19.5mm - 20.4mm = 16
[16 (0.01% / 0.01%)] [296,051 / 179 (99.94)]
20.5mm - 21.4mm 20.5mm - 21.4mm = 16
[16 (0.01% / 0.01%)] [296,067 / 163 (99.95)]
21.5mm - 22.4mm 21.5mm - 22.4mm = 19
[19 (0.01% / 0.01%)] [296,086 / 147 (99.96)]
22.5mm - 23.4mm 22.5mm - 23.4mm = 17
[17 (0.01% / 0.01%)] [296,103 / 128 (99.96)]
23.5mm - 24.4mm 23.5mm - 24.4mm = 11
[11 (0.00% / 0.00%)] [296,114 / 111 (99.97)]
24.5mm - 25.4mm 24.5mm - 25.4mm = 10
[10 (0.00% / 0.00%)] [296,124 / 100 (99.97)]
25.5mm - 26.4mm 25.5mm - 26.4mm = 7
[7 (0.00% / 0.00%)] [296,131 / 90 (99.97)]
26.5mm - 27.4mm 26.5mm - 27.4mm = 6
[6 (0.00% / 0.00%)] [296,137 / 83 (99.97)]
27.5mm - 28.4mm 27.5mm - 28.4mm = 9
[9 (0.00% / 0.00%)] [296,146 / 77 (99.98)]
28.5mm - 29.4mm 28.5mm - 29.4mm = 2
[2 (0.00% / 0.00%)] [296,148 / 68 (99.98)]
29.5mm - 30.4mm 29.5mm - 30.4mm = 9
[9 (0.00% / 0.00%)] [296,157 / 66 (99.98)]
30.5mm - 31.4mm 30.5mm - 31.4mm = 8
[8 (0.00% / 0.00%)] [296,165 / 57 (99.98)]
31.5mm - 32.4mm 31.5mm - 32.4mm = 2
[2 (0.00% / 0.00%)] [296,167 / 49 (99.98)]
32.5mm - 33.4mm 32.5mm - 33.4mm = 5
[5 (0.00% / 0.00%)] [296,172 / 47 (99.99)]
33.5mm - 34.4mm 33.5mm - 34.4mm = 4
[4 (0.00% / 0.00%)] [296,176 / 42 (99.99)]
34.5mm - 35.4mm 34.5mm - 35.4mm = 2
[2 (0.00% / 0.00%)] [296,178 / 38 (99.99)]
35.5mm - 36.4mm 35.5mm - 36.4mm = 7
[7 (0.00% / 0.00%)] [296,185 / 36 (99.99)]
36.5mm - 37.4mm 36.5mm - 37.4mm = 3
[3 (0.00% / 0.00%)] [296,188 / 29 (99.99)]
37.5mm - 38.4mm 37.5mm - 38.4mm = 4
[4 (0.00% / 0.00%)] [296,192 / 26 (99.99)]
38.5mm - 39.4mm 38.5mm - 39.4mm = 3
[3 (0.00% / 0.00%)] [296,195 / 22 (99.99)]
39.5mm - 40.4mm 39.5mm - 40.4mm = 1
[1 (0.00% / 0.00%)] [296,196 / 19 (99.99)]
40.5mm - 41.4mm 40.5mm - 41.4mm = 3
[3 (0.00% / 0.00%)] [296,199 / 18 (99.99)]
41.5mm - 42.4mm 41.5mm - 42.4mm = 2
[2 (0.00% / 0.00%)] [296,201 / 15 (100.00)]
42.5mm - 43.4mm 42.5mm - 43.4mm = 1
[1 (0.00% / 0.00%)] [296,202 / 13 (100.00)]
43.5mm - 44.4mm 43.5mm - 44.4mm = 3
[3 (0.00% / 0.00%)] [296,205 / 12 (100.00)]
44.5mm - 45.4mm 44.5mm - 45.4mm = 3
[3 (0.00% / 0.00%)] [296,208 / 9 (100.00)]
46.5mm - 47.4mm 46.5mm - 47.4mm = 2
[2 (0.00% / 0.00%)] [296,210 / 6 (100.00)]
49.5mm - 50.4mm 49.5mm - 50.4mm = 1
[1 (0.00% / 0.00%)] [296,211 / 4 (100.00)]
57.5mm - 58.4mm 57.5mm - 58.4mm = 1
[1 (0.00% / 0.00%)] [296,212 / 3 (100.00)]
60.5mm - 61.4mm 60.5mm - 61.4mm = 1
[1 (0.00% / 0.00%)] [296,213 / 2 (100.00)]
61.5mm - 62.4mm 61.5mm - 62.4mm = 1
[1 (0.00% / 0.00%)] [296,214 / 1 (100.00)]

欠測回数 (378 / 0.13%)

風向

静穏 静穏 = 15,759
[15,759 (5.31% / 5.36%)]
北北東 北北東 = 22,785
[22,785 (7.68% / 7.75%)]
北東 北東 = 10,073
[10,073 (3.40% / 3.43%)]
東北東 東北東 = 8,353
[8,353 (2.82% / 2.84%)]
東 = 9,653
[9,653 (3.25% / 3.28%)]
東南東 東南東 = 10,836
[10,836 (3.65% / 3.69%)]
南東 南東 = 15,049
[15,049 (5.07% / 5.12%)]
南南東 南南東 = 24,583
[24,583 (8.29% / 8.36%)]
南 = 20,206
[20,206 (6.81% / 6.87%)]
南南西 南南西 = 7,207
[7,207 (2.43% / 2.45%)]
南西 南西 = 7,042
[7,042 (2.37% / 2.40%)]
西南西 西南西 = 5,348
[5,348 (1.80% / 1.82%)]
西 西 = 11,551
[11,551 (3.89% / 3.93%)]
西北西 西北西 = 27,035
[27,035 (9.12% / 9.20%)]
北西 北西 = 32,045
[32,045 (10.80% / 10.90%)]
北北西 北北西 = 25,542
[25,542 (8.61% / 8.69%)]
北 = 40,932
[40,932 (13.80% / 13.92%)]

欠測回数 (2,593 / 0.87%)

風速

0.0m/s - 0.4m/s 0.0m/s - 0.4m/s = 17,722
[17,722 (5.98% / 5.98%)] [17,722 / 296,403 (5.98)]
0.5m/s - 1.4m/s 0.5m/s - 1.4m/s = 70,089
[70,089 (23.63% / 23.65%)] [87,811 / 278,681 (29.63)]
1.5m/s - 2.4m/s 1.5m/s - 2.4m/s = 80,760
[80,760 (27.23% / 27.25%)] [168,571 / 208,592 (56.87)]
2.5m/s - 3.4m/s 2.5m/s - 3.4m/s = 51,520
[51,520 (17.37% / 17.38%)] [220,091 / 127,832 (74.25)]
3.5m/s - 4.4m/s 3.5m/s - 4.4m/s = 28,542
[28,542 (9.62% / 9.63%)] [248,633 / 76,312 (83.88)]
4.5m/s - 5.4m/s 4.5m/s - 5.4m/s = 17,900
[17,900 (6.04% / 6.04%)] [266,533 / 47,770 (89.92)]
5.5m/s - 6.4m/s 5.5m/s - 6.4m/s = 11,854
[11,854 (4.00% / 4.00%)] [278,387 / 29,870 (93.92)]
6.5m/s - 7.4m/s 6.5m/s - 7.4m/s = 7,590
[7,590 (2.56% / 2.56%)] [285,977 / 18,016 (96.48)]
7.5m/s - 8.4m/s 7.5m/s - 8.4m/s = 4,723
[4,723 (1.59% / 1.59%)] [290,700 / 10,426 (98.08)]
8.5m/s - 9.4m/s 8.5m/s - 9.4m/s = 2,804
[2,804 (0.95% / 0.95%)] [293,504 / 5,703 (99.02)]
9.5m/s - 10.4m/s 9.5m/s - 10.4m/s = 1,515
[1,515 (0.51% / 0.51%)] [295,019 / 2,899 (99.53)]
10.5m/s - 11.4m/s 10.5m/s - 11.4m/s = 700
[700 (0.24% / 0.24%)] [295,719 / 1,384 (99.77)]
11.5m/s - 12.4m/s 11.5m/s - 12.4m/s = 346
[346 (0.12% / 0.12%)] [296,065 / 684 (99.89)]
12.5m/s - 13.4m/s 12.5m/s - 13.4m/s = 157
[157 (0.05% / 0.05%)] [296,222 / 338 (99.94)]
13.5m/s - 14.4m/s 13.5m/s - 14.4m/s = 82
[82 (0.03% / 0.03%)] [296,304 / 181 (99.97)]
14.5m/s - 15.4m/s 14.5m/s - 15.4m/s = 40
[40 (0.01% / 0.01%)] [296,344 / 99 (99.98)]
15.5m/s - 16.4m/s 15.5m/s - 16.4m/s = 19
[19 (0.01% / 0.01%)] [296,363 / 59 (99.99)]
16.5m/s - 17.4m/s 16.5m/s - 17.4m/s = 15
[15 (0.01% / 0.01%)] [296,378 / 40 (99.99)]
17.5m/s - 18.4m/s 17.5m/s - 18.4m/s = 15
[15 (0.01% / 0.01%)] [296,393 / 25 (100.00)]
18.5m/s - 19.4m/s 18.5m/s - 19.4m/s = 4
[4 (0.00% / 0.00%)] [296,397 / 10 (100.00)]
20.5m/s - 21.4m/s 20.5m/s - 21.4m/s = 3
[3 (0.00% / 0.00%)] [296,400 / 6 (100.00)]
21.5m/s - 22.4m/s 21.5m/s - 22.4m/s = 3
[3 (0.00% / 0.00%)] [296,403 / 3 (100.00)]

欠測回数 (189 / 0.06%)

気温

-8.5℃ - -7.6℃ -8.5℃ - -7.6℃ = 3
[3 (0.00% / 0.00%)] [3 / 296,344 (0.00)]
-7.5℃ - -6.6℃ -7.5℃ - -6.6℃ = 12
[12 (0.00% / 0.00%)] [15 / 296,341 (0.01)]
-6.5℃ - -5.6℃ -6.5℃ - -5.6℃ = 40
[40 (0.01% / 0.01%)] [55 / 296,329 (0.02)]
-5.5℃ - -4.6℃ -5.5℃ - -4.6℃ = 213
[213 (0.07% / 0.07%)] [268 / 296,289 (0.09)]
-4.5℃ - -3.6℃ -4.5℃ - -3.6℃ = 604
[604 (0.20% / 0.20%)] [872 / 296,076 (0.29)]
-3.5℃ - -2.6℃ -3.5℃ - -2.6℃ = 1,178
[1,178 (0.40% / 0.40%)] [2,050 / 295,472 (0.69)]
-2.5℃ - -1.6℃ -2.5℃ - -1.6℃ = 2,237
[2,237 (0.75% / 0.75%)] [4,287 / 294,294 (1.45)]
-1.5℃ - -0.6℃ -1.5℃ - -0.6℃ = 3,429
[3,429 (1.16% / 1.16%)] [7,716 / 292,057 (2.60)]
-0.5℃ - 0.4℃ -0.5℃ - 0.4℃ = 10,086
[10,086 (3.40% / 3.40%)] [17,802 / 288,628 (6.01)]
0.5℃ - 1.4℃ 0.5℃ - 1.4℃ = 6,901
[6,901 (2.33% / 2.33%)] [24,703 / 278,542 (8.34)]
1.5℃ - 2.4℃ 1.5℃ - 2.4℃ = 7,067
[7,067 (2.38% / 2.38%)] [31,770 / 271,641 (10.72)]
2.5℃ - 3.4℃ 2.5℃ - 3.4℃ = 7,943
[7,943 (2.68% / 2.68%)] [39,713 / 264,574 (13.40)]
3.5℃ - 4.4℃ 3.5℃ - 4.4℃ = 8,474
[8,474 (2.86% / 2.86%)] [48,187 / 256,631 (16.26)]
4.5℃ - 5.4℃ 4.5℃ - 5.4℃ = 9,244
[9,244 (3.12% / 3.12%)] [57,431 / 248,157 (19.38)]
5.5℃ - 6.4℃ 5.5℃ - 6.4℃ = 9,510
[9,510 (3.21% / 3.21%)] [66,941 / 238,913 (22.59)]
6.5℃ - 7.4℃ 6.5℃ - 7.4℃ = 9,844
[9,844 (3.32% / 3.32%)] [76,785 / 229,403 (25.91)]
7.5℃ - 8.4℃ 7.5℃ - 8.4℃ = 9,953
[9,953 (3.36% / 3.36%)] [86,738 / 219,559 (29.27)]
8.5℃ - 9.4℃ 8.5℃ - 9.4℃ = 9,762
[9,762 (3.29% / 3.29%)] [96,500 / 209,606 (32.56)]
9.5℃ - 10.4℃ 9.5℃ - 10.4℃ = 9,558
[9,558 (3.22% / 3.23%)] [106,058 / 199,844 (35.79)]
10.5℃ - 11.4℃ 10.5℃ - 11.4℃ = 9,230
[9,230 (3.11% / 3.11%)] [115,288 / 190,286 (38.90)]
11.5℃ - 12.4℃ 11.5℃ - 12.4℃ = 9,186
[9,186 (3.10% / 3.10%)] [124,474 / 181,056 (42.00)]
12.5℃ - 13.4℃ 12.5℃ - 13.4℃ = 9,368
[9,368 (3.16% / 3.16%)] [133,842 / 171,870 (45.16)]
13.5℃ - 14.4℃ 13.5℃ - 14.4℃ = 9,449
[9,449 (3.19% / 3.19%)] [143,291 / 162,502 (48.35)]
14.5℃ - 15.4℃ 14.5℃ - 15.4℃ = 10,121
[10,121 (3.41% / 3.42%)] [153,412 / 153,053 (51.77)]
15.5℃ - 16.4℃ 15.5℃ - 16.4℃ = 10,317
[10,317 (3.48% / 3.48%)] [163,729 / 142,932 (55.25)]
16.5℃ - 17.4℃ 16.5℃ - 17.4℃ = 10,612
[10,612 (3.58% / 3.58%)] [174,341 / 132,615 (58.83)]
17.5℃ - 18.4℃ 17.5℃ - 18.4℃ = 11,022
[11,022 (3.72% / 3.72%)] [185,363 / 122,003 (62.55)]
18.5℃ - 19.4℃ 18.5℃ - 19.4℃ = 11,149
[11,149 (3.76% / 3.76%)] [196,512 / 110,981 (66.31)]
19.5℃ - 20.4℃ 19.5℃ - 20.4℃ = 11,456
[11,456 (3.86% / 3.87%)] [207,968 / 99,832 (70.18)]
20.5℃ - 21.4℃ 20.5℃ - 21.4℃ = 11,623
[11,623 (3.92% / 3.92%)] [219,591 / 88,376 (74.10)]
21.5℃ - 22.4℃ 21.5℃ - 22.4℃ = 11,058
[11,058 (3.73% / 3.73%)] [230,649 / 76,753 (77.83)]
22.5℃ - 23.4℃ 22.5℃ - 23.4℃ = 10,837
[10,837 (3.65% / 3.66%)] [241,486 / 65,695 (81.49)]
23.5℃ - 24.4℃ 23.5℃ - 24.4℃ = 10,715
[10,715 (3.61% / 3.62%)] [252,201 / 54,858 (85.10)]
24.5℃ - 25.4℃ 24.5℃ - 25.4℃ = 9,647
[9,647 (3.25% / 3.26%)] [261,848 / 44,143 (88.36)]
25.5℃ - 26.4℃ 25.5℃ - 26.4℃ = 7,822
[7,822 (2.64% / 2.64%)] [269,670 / 34,496 (91.00)]
26.5℃ - 27.4℃ 26.5℃ - 27.4℃ = 6,187
[6,187 (2.09% / 2.09%)] [275,857 / 26,674 (93.09)]
27.5℃ - 28.4℃ 27.5℃ - 28.4℃ = 4,916
[4,916 (1.66% / 1.66%)] [280,773 / 20,487 (94.75)]
28.5℃ - 29.4℃ 28.5℃ - 29.4℃ = 3,987
[3,987 (1.34% / 1.35%)] [284,760 / 15,571 (96.09)]
29.5℃ - 30.4℃ 29.5℃ - 30.4℃ = 3,245
[3,245 (1.09% / 1.10%)] [288,005 / 11,584 (97.19)]
30.5℃ - 31.4℃ 30.5℃ - 31.4℃ = 2,676
[2,676 (0.90% / 0.90%)] [290,681 / 8,339 (98.09)]
31.5℃ - 32.4℃ 31.5℃ - 32.4℃ = 2,237
[2,237 (0.75% / 0.75%)] [292,918 / 5,663 (98.84)]
32.5℃ - 33.4℃ 32.5℃ - 33.4℃ = 1,509
[1,509 (0.51% / 0.51%)] [294,427 / 3,426 (99.35)]
33.5℃ - 34.4℃ 33.5℃ - 34.4℃ = 1,036
[1,036 (0.35% / 0.35%)] [295,463 / 1,917 (99.70)]
34.5℃ - 35.4℃ 34.5℃ - 35.4℃ = 503
[503 (0.17% / 0.17%)] [295,966 / 881 (99.87)]
35.5℃ - 36.4℃ 35.5℃ - 36.4℃ = 255
[255 (0.09% / 0.09%)] [296,221 / 378 (99.96)]
36.5℃ - 37.4℃ 36.5℃ - 37.4℃ = 83
[83 (0.03% / 0.03%)] [296,304 / 123 (99.99)]
37.5℃ - 38.4℃ 37.5℃ - 38.4℃ = 29
[29 (0.01% / 0.01%)] [296,333 / 40 (100.00)]
38.5℃ - 39.4℃ 38.5℃ - 39.4℃ = 11
[11 (0.00% / 0.00%)] [296,344 / 11 (100.00)]

欠測回数 (248 / 0.08%)

日照時間

0.0h 0.0h = 211,417
[211,417 (71.28% / 71.35%)] [211,417 / 296,296 (71.35)]
0.1h 0.1h = 5,981
[5,981 (2.02% / 2.02%)] [217,398 / 84,879 (73.37)]
0.2h 0.2h = 4,748
[4,748 (1.60% / 1.60%)] [222,146 / 78,898 (74.97)]
0.3h 0.3h = 4,097
[4,097 (1.38% / 1.38%)] [226,243 / 74,150 (76.36)]
0.4h 0.4h = 3,800
[3,800 (1.28% / 1.28%)] [230,043 / 70,053 (77.64)]
0.5h 0.5h = 3,691
[3,691 (1.24% / 1.25%)] [233,734 / 66,253 (78.89)]
0.6h 0.6h = 3,694
[3,694 (1.25% / 1.25%)] [237,428 / 62,562 (80.13)]
0.7h 0.7h = 3,909
[3,909 (1.32% / 1.32%)] [241,337 / 58,868 (81.45)]
0.8h 0.8h = 4,528
[4,528 (1.53% / 1.53%)] [245,865 / 54,959 (82.98)]
0.9h 0.9h = 5,949
[5,949 (2.01% / 2.01%)] [251,814 / 50,431 (84.99)]
1.0h 1.0h = 44,482
[44,482 (15.00% / 15.01%)] [296,296 / 44,482 (100.00)]

欠測回数 (296 / 0.10%)