Station Number 44131
Prefecture Tokyo [ Local Portal ]
Location 東京都千代田区大手町 東京管区気象台 (CHIYODA KU, TOKYO TO)
Months of Observations 383
Number of Observations 279,768
Period of Observations
Period Name Lat. Long. Height Anemometer
1974/11/01 -- 1975/03/18 TOKYO 35.690N 139.760E 6m 0.0m
1975/03/19 -- 1978/12/31 TOKYO 35.690N 139.760E 6m 74.5m
1979/01/01 -- 1986/12/31 TOKYO 35.690N 139.760E 6m 74.6m
1987/01/01 -- 1996/02/18 TOKYO 35.690N 139.760E 6m 74.6m
1996/02/19 -- 1998/12/28 TOKYO 35.690N 139.760E 6m 74.5m
1998/12/29 -- 2007/11/01 TOKYO 35.690N 139.760E 6m 74.5m
Real-time Data AMeRAS (AMeDAS Ranking Service)
Past Heavy Rain Data AMeDAS heavy rain
Weather Disaster Reports
Typhoon History
Neighbor Stations
Number Name Distance Azimuth
44900 TOKYO (Tokyo) 0.00km 0deg.
44132 TOKYO (Tokyo) 0.93km 283deg.
44076 NERIMA (Tokyo) 9.71km 300deg.
44136 EDOGAWA-RINKAI (Tokyo) 10.97km 121deg.
44126 SETAGAYA (Tokyo) 14.48km 241deg.
44166 HANEDA (Tokyo) 15.31km 173deg.
44071 NERIMA (Tokyo) 16.11km 289deg.
46061 HIYOSHI (Kanagawa) 18.27km 213deg.
44121 CHOFU (Tokyo) 20.96km 263deg.
43256 KOSHIGAYA (Saitama) 21.42km 359deg.
45101 FUNABASHI (Chiba) 21.55km 78deg.
44116 FUCHU (Tokyo) 25.09km 268deg.
45106 FUNABASHI (Chiba) 25.73km 84deg.
43241 SAITAMA (Saitama) 25.81km 322deg.
46106 YOKOHAMA (Kanagawa) 29.62km 199deg.
46900 YOKOHAMA (Kanagawa) 29.62km 199deg.

Statistics for the Whole Period

Precipitation

0.0mm - 0.4mm 0.0mm - 0.4mm = 261,065
[261,065 (93.31% / 93.56%)] [261,065 / 279,039 (93.56%)]
0.5mm - 1.4mm 0.5mm - 1.4mm = 8,951
[8,951 (3.20% / 3.21%)] [270,016 / 17,974 (96.77%)]
1.5mm - 2.4mm 1.5mm - 2.4mm = 3,719
[3,719 (1.33% / 1.33%)] [273,735 / 9,023 (98.10%)]
2.5mm - 3.4mm 2.5mm - 3.4mm = 1,848
[1,848 (0.66% / 0.66%)] [275,583 / 5,304 (98.76%)]
3.5mm - 4.4mm 3.5mm - 4.4mm = 1,079
[1,079 (0.39% / 0.39%)] [276,662 / 3,456 (99.15%)]
4.5mm - 5.4mm 4.5mm - 5.4mm = 665
[665 (0.24% / 0.24%)] [277,327 / 2,377 (99.39%)]
5.5mm - 6.4mm 5.5mm - 6.4mm = 402
[402 (0.14% / 0.14%)] [277,729 / 1,712 (99.53%)]
6.5mm - 7.4mm 6.5mm - 7.4mm = 297
[297 (0.11% / 0.11%)] [278,026 / 1,310 (99.64%)]
7.5mm - 8.4mm 7.5mm - 8.4mm = 208
[208 (0.07% / 0.07%)] [278,234 / 1,013 (99.71%)]
8.5mm - 9.4mm 8.5mm - 9.4mm = 165
[165 (0.06% / 0.06%)] [278,399 / 805 (99.77%)]
9.5mm - 10.4mm 9.5mm - 10.4mm = 114
[114 (0.04% / 0.04%)] [278,513 / 640 (99.81%)]
10.5mm - 11.4mm 10.5mm - 11.4mm = 88
[88 (0.03% / 0.03%)] [278,601 / 526 (99.84%)]
11.5mm - 12.4mm 11.5mm - 12.4mm = 77
[77 (0.03% / 0.03%)] [278,678 / 438 (99.87%)]
12.5mm - 13.4mm 12.5mm - 13.4mm = 60
[60 (0.02% / 0.02%)] [278,738 / 361 (99.89%)]
13.5mm - 14.4mm 13.5mm - 14.4mm = 46
[46 (0.02% / 0.02%)] [278,784 / 301 (99.91%)]
14.5mm - 15.4mm 14.5mm - 15.4mm = 42
[42 (0.02% / 0.02%)] [278,826 / 255 (99.92%)]
15.5mm - 16.4mm 15.5mm - 16.4mm = 27
[27 (0.01% / 0.01%)] [278,853 / 213 (99.93%)]
16.5mm - 17.4mm 16.5mm - 17.4mm = 25
[25 (0.01% / 0.01%)] [278,878 / 186 (99.94%)]
17.5mm - 18.4mm 17.5mm - 18.4mm = 23
[23 (0.01% / 0.01%)] [278,901 / 161 (99.95%)]
18.5mm - 19.4mm 18.5mm - 19.4mm = 18
[18 (0.01% / 0.01%)] [278,919 / 138 (99.96%)]
19.5mm - 20.4mm 19.5mm - 20.4mm = 8
[8 (0.00% / 0.00%)] [278,927 / 120 (99.96%)]
20.5mm - 21.4mm 20.5mm - 21.4mm = 11
[11 (0.00% / 0.00%)] [278,938 / 112 (99.96%)]
21.5mm - 22.4mm 21.5mm - 22.4mm = 14
[14 (0.01% / 0.01%)] [278,952 / 101 (99.97%)]
22.5mm - 23.4mm 22.5mm - 23.4mm = 9
[9 (0.00% / 0.00%)] [278,961 / 87 (99.97%)]
23.5mm - 24.4mm 23.5mm - 24.4mm = 9
[9 (0.00% / 0.00%)] [278,970 / 78 (99.98%)]
24.5mm - 25.4mm 24.5mm - 25.4mm = 5
[5 (0.00% / 0.00%)] [278,975 / 69 (99.98%)]
25.5mm - 26.4mm 25.5mm - 26.4mm = 10
[10 (0.00% / 0.00%)] [278,985 / 64 (99.98%)]
26.5mm - 27.4mm 26.5mm - 27.4mm = 7
[7 (0.00% / 0.00%)] [278,992 / 54 (99.98%)]
27.5mm - 28.4mm 27.5mm - 28.4mm = 3
[3 (0.00% / 0.00%)] [278,995 / 47 (99.98%)]
28.5mm - 29.4mm 28.5mm - 29.4mm = 5
[5 (0.00% / 0.00%)] [279,000 / 44 (99.99%)]
29.5mm - 30.4mm 29.5mm - 30.4mm = 4
[4 (0.00% / 0.00%)] [279,004 / 39 (99.99%)]
30.5mm - 31.4mm 30.5mm - 31.4mm = 4
[4 (0.00% / 0.00%)] [279,008 / 35 (99.99%)]
31.5mm - 32.4mm 31.5mm - 32.4mm = 4
[4 (0.00% / 0.00%)] [279,012 / 31 (99.99%)]
32.5mm - 33.4mm 32.5mm - 33.4mm = 1
[1 (0.00% / 0.00%)] [279,013 / 27 (99.99%)]
33.5mm - 34.4mm 33.5mm - 34.4mm = 2
[2 (0.00% / 0.00%)] [279,015 / 26 (99.99%)]
34.5mm - 35.4mm 34.5mm - 35.4mm = 2
[2 (0.00% / 0.00%)] [279,017 / 24 (99.99%)]
35.5mm - 36.4mm 35.5mm - 36.4mm = 1
[1 (0.00% / 0.00%)] [279,018 / 22 (99.99%)]
36.5mm - 37.4mm 36.5mm - 37.4mm = 3
[3 (0.00% / 0.00%)] [279,021 / 21 (99.99%)]
37.5mm - 38.4mm 37.5mm - 38.4mm = 1
[1 (0.00% / 0.00%)] [279,022 / 18 (99.99%)]
39.5mm - 40.4mm 39.5mm - 40.4mm = 1
[1 (0.00% / 0.00%)] [279,023 / 17 (99.99%)]
40.5mm - 41.4mm 40.5mm - 41.4mm = 1
[1 (0.00% / 0.00%)] [279,024 / 16 (99.99%)]
42.5mm - 43.4mm 42.5mm - 43.4mm = 1
[1 (0.00% / 0.00%)] [279,025 / 15 (99.99%)]
45.5mm - 46.4mm 45.5mm - 46.4mm = 3
[3 (0.00% / 0.00%)] [279,028 / 14 (100.00%)]
46.5mm - 47.4mm 46.5mm - 47.4mm = 1
[1 (0.00% / 0.00%)] [279,029 / 11 (100.00%)]
48.5mm - 49.4mm 48.5mm - 49.4mm = 1
[1 (0.00% / 0.00%)] [279,030 / 10 (100.00%)]
50.5mm - 51.4mm 50.5mm - 51.4mm = 1
[1 (0.00% / 0.00%)] [279,031 / 9 (100.00%)]
51.5mm - 52.4mm 51.5mm - 52.4mm = 1
[1 (0.00% / 0.00%)] [279,032 / 8 (100.00%)]
54.5mm - 55.4mm 54.5mm - 55.4mm = 1
[1 (0.00% / 0.00%)] [279,033 / 7 (100.00%)]
55.5mm - 56.4mm 55.5mm - 56.4mm = 1
[1 (0.00% / 0.00%)] [279,034 / 6 (100.00%)]
61.5mm - 62.4mm 61.5mm - 62.4mm = 1
[1 (0.00% / 0.00%)] [279,035 / 5 (100.00%)]
63.5mm - 64.4mm 63.5mm - 64.4mm = 1
[1 (0.00% / 0.00%)] [279,036 / 4 (100.00%)]
65.5mm - 66.4mm 65.5mm - 66.4mm = 1
[1 (0.00% / 0.00%)] [279,037 / 3 (100.00%)]
68.5mm - 69.4mm 68.5mm - 69.4mm = 1
[1 (0.00% / 0.00%)] [279,038 / 2 (100.00%)]
77.5mm - 78.4mm 77.5mm - 78.4mm = 1
[1 (0.00% / 0.00%)] [279,039 / 1 (100.00%)]

Missing observations (729 / 0.26%)

Wind Direction

Calm Calm = 3,885
[3,885 (1.39% / 1.39%)] [0 / 0 (NA)]
NNE NNE = 19,410
[19,410 (6.94% / 6.96%)] [0 / 0 (NA)]
NE NE = 17,411
[17,411 (6.22% / 6.24%)] [0 / 0 (NA)]
ENE ENE = 18,612
[18,612 (6.65% / 6.67%)] [0 / 0 (NA)]
E E = 12,048
[12,048 (4.31% / 4.32%)] [0 / 0 (NA)]
ESE ESE = 10,027
[10,027 (3.58% / 3.59%)] [0 / 0 (NA)]
SE SE = 8,618
[8,618 (3.08% / 3.09%)] [0 / 0 (NA)]
SSE SSE = 8,343
[8,343 (2.98% / 2.99%)] [0 / 0 (NA)]
S S = 20,839
[20,839 (7.45% / 7.47%)] [0 / 0 (NA)]
SSW SSW = 14,500
[14,500 (5.18% / 5.20%)] [0 / 0 (NA)]
SW SW = 24,669
[24,669 (8.82% / 8.84%)] [0 / 0 (NA)]
WSW WSW = 5,795
[5,795 (2.07% / 2.08%)] [0 / 0 (NA)]
W W = 3,890
[3,890 (1.39% / 1.39%)] [0 / 0 (NA)]
WNW WNW = 4,152
[4,152 (1.48% / 1.49%)] [0 / 0 (NA)]
NW NW = 11,850
[11,850 (4.24% / 4.25%)] [0 / 0 (NA)]
NNW NNW = 58,100
[58,100 (20.77% / 20.82%)] [0 / 0 (NA)]
N N = 36,854
[36,854 (13.17% / 13.21%)] [0 / 0 (NA)]

Missing observations (765 / 0.27%)

Wind Speed

0.0m/s - 0.4m/s 0.0m/s - 0.4m/s = 3,884
[3,884 (1.39% / 1.39%)] [3,884 / 278,999 (1.39%)]
0.5m/s - 1.4m/s 0.5m/s - 1.4m/s = 29,740
[29,740 (10.63% / 10.66%)] [33,624 / 275,115 (12.05%)]
1.5m/s - 2.4m/s 1.5m/s - 2.4m/s = 63,240
[63,240 (22.60% / 22.67%)] [96,864 / 245,375 (34.72%)]
2.5m/s - 3.4m/s 2.5m/s - 3.4m/s = 69,505
[69,505 (24.84% / 24.91%)] [166,369 / 182,135 (59.63%)]
3.5m/s - 4.4m/s 3.5m/s - 4.4m/s = 50,895
[50,895 (18.19% / 18.24%)] [217,264 / 112,630 (77.87%)]
4.5m/s - 5.4m/s 4.5m/s - 5.4m/s = 29,672
[29,672 (10.61% / 10.64%)] [246,936 / 61,735 (88.51%)]
5.5m/s - 6.4m/s 5.5m/s - 6.4m/s = 15,808
[15,808 (5.65% / 5.67%)] [262,744 / 32,063 (94.17%)]
6.5m/s - 7.4m/s 6.5m/s - 7.4m/s = 8,292
[8,292 (2.96% / 2.97%)] [271,036 / 16,255 (97.15%)]
7.5m/s - 8.4m/s 7.5m/s - 8.4m/s = 4,234
[4,234 (1.51% / 1.52%)] [275,270 / 7,963 (98.66%)]
8.5m/s - 9.4m/s 8.5m/s - 9.4m/s = 2,010
[2,010 (0.72% / 0.72%)] [277,280 / 3,729 (99.38%)]
9.5m/s - 10.4m/s 9.5m/s - 10.4m/s = 980
[980 (0.35% / 0.35%)] [278,260 / 1,719 (99.74%)]
10.5m/s - 11.4m/s 10.5m/s - 11.4m/s = 424
[424 (0.15% / 0.15%)] [278,684 / 739 (99.89%)]
11.5m/s - 12.4m/s 11.5m/s - 12.4m/s = 191
[191 (0.07% / 0.07%)] [278,875 / 315 (99.96%)]
12.5m/s - 13.4m/s 12.5m/s - 13.4m/s = 83
[83 (0.03% / 0.03%)] [278,958 / 124 (99.99%)]
13.5m/s - 14.4m/s 13.5m/s - 14.4m/s = 25
[25 (0.01% / 0.01%)] [278,983 / 41 (99.99%)]
14.5m/s - 15.4m/s 14.5m/s - 15.4m/s = 9
[9 (0.00% / 0.00%)] [278,992 / 16 (100.00%)]
15.5m/s - 16.4m/s 15.5m/s - 16.4m/s = 5
[5 (0.00% / 0.00%)] [278,997 / 7 (100.00%)]
16.5m/s - 17.4m/s 16.5m/s - 17.4m/s = 1
[1 (0.00% / 0.00%)] [278,998 / 2 (100.00%)]
17.5m/s - 18.4m/s 17.5m/s - 18.4m/s = 1
[1 (0.00% / 0.00%)] [278,999 / 1 (100.00%)]

Missing observations (769 / 0.27%)

Temperature

-3.5C - -2.6C -3.5C - -2.6C = 4
[4 (0.00% / 0.00%)] [4 / 279,037 (0.00%)]
-2.5C - -1.6C -2.5C - -1.6C = 25
[25 (0.01% / 0.01%)] [29 / 279,033 (0.01%)]
-1.5C - -0.6C -1.5C - -0.6C = 102
[102 (0.04% / 0.04%)] [131 / 279,008 (0.05%)]
-0.5C - 0.4C -0.5C - 0.4C = 1,313
[1,313 (0.47% / 0.47%)] [1,444 / 278,906 (0.52%)]
0.5C - 1.4C 0.5C - 1.4C = 2,397
[2,397 (0.86% / 0.86%)] [3,841 / 277,593 (1.38%)]
1.5C - 2.4C 1.5C - 2.4C = 3,846
[3,846 (1.37% / 1.38%)] [7,687 / 275,196 (2.75%)]
2.5C - 3.4C 2.5C - 3.4C = 5,577
[5,577 (1.99% / 2.00%)] [13,264 / 271,350 (4.75%)]
3.5C - 4.4C 3.5C - 4.4C = 7,371
[7,371 (2.63% / 2.64%)] [20,635 / 265,773 (7.40%)]
4.5C - 5.4C 4.5C - 5.4C = 8,990
[8,990 (3.21% / 3.22%)] [29,625 / 258,402 (10.62%)]
5.5C - 6.4C 5.5C - 6.4C = 9,919
[9,919 (3.55% / 3.55%)] [39,544 / 249,412 (14.17%)]
6.5C - 7.4C 6.5C - 7.4C = 10,598
[10,598 (3.79% / 3.80%)] [50,142 / 239,493 (17.97%)]
7.5C - 8.4C 7.5C - 8.4C = 10,667
[10,667 (3.81% / 3.82%)] [60,809 / 228,895 (21.79%)]
8.5C - 9.4C 8.5C - 9.4C = 10,711
[10,711 (3.83% / 3.84%)] [71,520 / 218,228 (25.63%)]
9.5C - 10.4C 9.5C - 10.4C = 9,850
[9,850 (3.52% / 3.53%)] [81,370 / 207,517 (29.16%)]
10.5C - 11.4C 10.5C - 11.4C = 9,831
[9,831 (3.51% / 3.52%)] [91,201 / 197,667 (32.68%)]
11.5C - 12.4C 11.5C - 12.4C = 9,646
[9,646 (3.45% / 3.46%)] [100,847 / 187,836 (36.14%)]
12.5C - 13.4C 12.5C - 13.4C = 9,108
[9,108 (3.26% / 3.26%)] [109,955 / 178,190 (39.41%)]
13.5C - 14.4C 13.5C - 14.4C = 9,037
[9,037 (3.23% / 3.24%)] [118,992 / 169,082 (42.64%)]
14.5C - 15.4C 14.5C - 15.4C = 9,459
[9,459 (3.38% / 3.39%)] [128,451 / 160,045 (46.03%)]
15.5C - 16.4C 15.5C - 16.4C = 9,845
[9,845 (3.52% / 3.53%)] [138,296 / 150,586 (49.56%)]
16.5C - 17.4C 16.5C - 17.4C = 10,468
[10,468 (3.74% / 3.75%)] [148,764 / 140,741 (53.31%)]
17.5C - 18.4C 17.5C - 18.4C = 10,982
[10,982 (3.93% / 3.94%)] [159,746 / 130,273 (57.25%)]
18.5C - 19.4C 18.5C - 19.4C = 11,622
[11,622 (4.15% / 4.17%)] [171,368 / 119,291 (61.41%)]
19.5C - 20.4C 19.5C - 20.4C = 11,401
[11,401 (4.08% / 4.09%)] [182,769 / 107,669 (65.50%)]
20.5C - 21.4C 20.5C - 21.4C = 12,233
[12,233 (4.37% / 4.38%)] [195,002 / 96,268 (69.88%)]
21.5C - 22.4C 21.5C - 22.4C = 11,348
[11,348 (4.06% / 4.07%)] [206,350 / 84,035 (73.95%)]
22.5C - 23.4C 22.5C - 23.4C = 10,429
[10,429 (3.73% / 3.74%)] [216,779 / 72,687 (77.69%)]
23.5C - 24.4C 23.5C - 24.4C = 9,842
[9,842 (3.52% / 3.53%)] [226,621 / 62,258 (81.22%)]
24.5C - 25.4C 24.5C - 25.4C = 9,912
[9,912 (3.54% / 3.55%)] [236,533 / 52,416 (84.77%)]
25.5C - 26.4C 25.5C - 26.4C = 9,706
[9,706 (3.47% / 3.48%)] [246,239 / 42,504 (88.25%)]
26.5C - 27.4C 26.5C - 27.4C = 9,051
[9,051 (3.24% / 3.24%)] [255,290 / 32,798 (91.49%)]
27.5C - 28.4C 27.5C - 28.4C = 7,178
[7,178 (2.57% / 2.57%)] [262,468 / 23,747 (94.06%)]
28.5C - 29.4C 28.5C - 29.4C = 5,355
[5,355 (1.91% / 1.92%)] [267,823 / 16,569 (95.98%)]
29.5C - 30.4C 29.5C - 30.4C = 3,931
[3,931 (1.41% / 1.41%)] [271,754 / 11,214 (97.39%)]
30.5C - 31.4C 30.5C - 31.4C = 3,212
[3,212 (1.15% / 1.15%)] [274,966 / 7,283 (98.54%)]
31.5C - 32.4C 31.5C - 32.4C = 2,116
[2,116 (0.76% / 0.76%)] [277,082 / 4,071 (99.30%)]
32.5C - 33.4C 32.5C - 33.4C = 1,165
[1,165 (0.42% / 0.42%)] [278,247 / 1,955 (99.72%)]
33.5C - 34.4C 33.5C - 34.4C = 506
[506 (0.18% / 0.18%)] [278,753 / 790 (99.90%)]
34.5C - 35.4C 34.5C - 35.4C = 201
[201 (0.07% / 0.07%)] [278,954 / 284 (99.97%)]
35.5C - 36.4C 35.5C - 36.4C = 50
[50 (0.02% / 0.02%)] [279,004 / 83 (99.99%)]
36.5C - 37.4C 36.5C - 37.4C = 25
[25 (0.01% / 0.01%)] [279,029 / 33 (100.00%)]
37.5C - 38.4C 37.5C - 38.4C = 6
[6 (0.00% / 0.00%)] [279,035 / 8 (100.00%)]
38.5C - 39.4C 38.5C - 39.4C = 2
[2 (0.00% / 0.00%)] [279,037 / 2 (100.00%)]

Missing observations (731 / 0.26%)

Sunshine Duration

0.0h 0.0h = 194,735
[194,735 (69.61% / 69.83%)] [194,735 / 278,862 (69.83%)]
0.1h 0.1h = 6,446
[6,446 (2.30% / 2.31%)] [201,181 / 84,127 (72.14%)]
0.2h 0.2h = 4,803
[4,803 (1.72% / 1.72%)] [205,984 / 77,681 (73.87%)]
0.3h 0.3h = 4,159
[4,159 (1.49% / 1.49%)] [210,143 / 72,878 (75.36%)]
0.4h 0.4h = 3,972
[3,972 (1.42% / 1.42%)] [214,115 / 68,719 (76.78%)]
0.5h 0.5h = 3,774
[3,774 (1.35% / 1.35%)] [217,889 / 64,747 (78.14%)]
0.6h 0.6h = 3,814
[3,814 (1.36% / 1.37%)] [221,703 / 60,973 (79.50%)]
0.7h 0.7h = 4,076
[4,076 (1.46% / 1.46%)] [225,779 / 57,159 (80.96%)]
0.8h 0.8h = 4,531
[4,531 (1.62% / 1.62%)] [230,310 / 53,083 (82.59%)]
0.9h 0.9h = 5,949
[5,949 (2.13% / 2.13%)] [236,259 / 48,552 (84.72%)]
1.0h 1.0h = 42,603
[42,603 (15.23% / 15.28%)] [278,862 / 42,603 (100.00%)]

Missing observations (906 / 0.32%)

Snow Depth

Missing observations (279,768 / 100.00%)