Station Number 43171
Prefecture Saitama [ Local Portal ]
Location 埼玉県比企郡鳩山町赤沼字雷 (HIKI GUN HATOYAMA MACHI, SAITAMA KEN)
Months of Observations 453
Number of Observations 330,397
Period of Observations
Period Name Lat. Long. Height Anemometer
1977/12/22 -- 1987/10/22 HATOYAMA 35.982N 139.342E 65m 6.5m
1987/10/23 -- 1994/02/02 HATOYAMA 35.982N 139.342E 65m 6.5m
1994/02/03 -- 2009/02/04 HATOYAMA 35.985N 139.335E 44m 6.5m
2009/02/05 -- 2015/08/99 HATOYAMA 35.985N 139.335E 44m 6.5m
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
43162 TOKIGAWA (Saitama) 11.56km 272deg.
43161 DODAIRA (Saitama) 13.26km 279deg.
43231 HANNO (Saitama) 16.35km 184deg.
43056 KUMAGAYA (Saitama) 18.75km 12deg.
43905 KUMAGAYA (Saitama) 18.75km 12deg.
43121 KONOSU (Saitama) 19.05km 62deg.
43051 YORII (Saitama) 19.10km 314deg.
44056 OME (Tokyo) 21.96km 185deg.
43156 CHICHIBU (Saitama) 23.63km 271deg.
43900 CHICHIBU (Saitama) 23.63km 271deg.
43266 TOKOROZAWA (Saitama) 24.55km 163deg.
43157 URAYAMA (Saitama) 24.97km 253deg.
43241 SAITAMA (Saitama) 25.81km 118deg.
43126 KUKI (Saitama) 29.31km 67deg.

Statistics for the Whole Period

Precipitation

0.0mm - 0.4mm 0.0mm - 0.4mm = 306,260
[306,260 (92.69% / 93.58%)] [306,260 / 327,262 (93.58%)]
0.5mm - 1.4mm 0.5mm - 1.4mm = 11,523
[11,523 (3.49% / 3.52%)] [317,783 / 21,002 (97.10%)]
1.5mm - 2.4mm 1.5mm - 2.4mm = 4,090
[4,090 (1.24% / 1.25%)] [321,873 / 9,479 (98.35%)]
2.5mm - 3.4mm 2.5mm - 3.4mm = 1,879
[1,879 (0.57% / 0.57%)] [323,752 / 5,389 (98.93%)]
3.5mm - 4.4mm 3.5mm - 4.4mm = 1,045
[1,045 (0.32% / 0.32%)] [324,797 / 3,510 (99.25%)]
4.5mm - 5.4mm 4.5mm - 5.4mm = 683
[683 (0.21% / 0.21%)] [325,480 / 2,465 (99.46%)]
5.5mm - 6.4mm 5.5mm - 6.4mm = 419
[419 (0.13% / 0.13%)] [325,899 / 1,782 (99.58%)]
6.5mm - 7.4mm 6.5mm - 7.4mm = 294
[294 (0.09% / 0.09%)] [326,193 / 1,363 (99.67%)]
7.5mm - 8.4mm 7.5mm - 8.4mm = 214
[214 (0.06% / 0.07%)] [326,407 / 1,069 (99.74%)]
8.5mm - 9.4mm 8.5mm - 9.4mm = 158
[158 (0.05% / 0.05%)] [326,565 / 855 (99.79%)]
9.5mm - 10.4mm 9.5mm - 10.4mm = 121
[121 (0.04% / 0.04%)] [326,686 / 697 (99.82%)]
10.5mm - 11.4mm 10.5mm - 11.4mm = 100
[100 (0.03% / 0.03%)] [326,786 / 576 (99.85%)]
11.5mm - 12.4mm 11.5mm - 12.4mm = 71
[71 (0.02% / 0.02%)] [326,857 / 476 (99.88%)]
12.5mm - 13.4mm 12.5mm - 13.4mm = 55
[55 (0.02% / 0.02%)] [326,912 / 405 (99.89%)]
13.5mm - 14.4mm 13.5mm - 14.4mm = 47
[47 (0.01% / 0.01%)] [326,959 / 350 (99.91%)]
14.5mm - 15.4mm 14.5mm - 15.4mm = 40
[40 (0.01% / 0.01%)] [326,999 / 303 (99.92%)]
15.5mm - 16.4mm 15.5mm - 16.4mm = 29
[29 (0.01% / 0.01%)] [327,028 / 263 (99.93%)]
16.5mm - 17.4mm 16.5mm - 17.4mm = 33
[33 (0.01% / 0.01%)] [327,061 / 234 (99.94%)]
17.5mm - 18.4mm 17.5mm - 18.4mm = 31
[31 (0.01% / 0.01%)] [327,092 / 201 (99.95%)]
18.5mm - 19.4mm 18.5mm - 19.4mm = 23
[23 (0.01% / 0.01%)] [327,115 / 170 (99.96%)]
19.5mm - 20.4mm 19.5mm - 20.4mm = 19
[19 (0.01% / 0.01%)] [327,134 / 147 (99.96%)]
20.5mm - 21.4mm 20.5mm - 21.4mm = 21
[21 (0.01% / 0.01%)] [327,155 / 128 (99.97%)]
21.5mm - 22.4mm 21.5mm - 22.4mm = 9
[9 (0.00% / 0.00%)] [327,164 / 107 (99.97%)]
22.5mm - 23.4mm 22.5mm - 23.4mm = 13
[13 (0.00% / 0.00%)] [327,177 / 98 (99.97%)]
23.5mm - 24.4mm 23.5mm - 24.4mm = 7
[7 (0.00% / 0.00%)] [327,184 / 85 (99.98%)]
24.5mm - 25.4mm 24.5mm - 25.4mm = 10
[10 (0.00% / 0.00%)] [327,194 / 78 (99.98%)]
25.5mm - 26.4mm 25.5mm - 26.4mm = 8
[8 (0.00% / 0.00%)] [327,202 / 68 (99.98%)]
26.5mm - 27.4mm 26.5mm - 27.4mm = 5
[5 (0.00% / 0.00%)] [327,207 / 60 (99.98%)]
27.5mm - 28.4mm 27.5mm - 28.4mm = 5
[5 (0.00% / 0.00%)] [327,212 / 55 (99.98%)]
28.5mm - 29.4mm 28.5mm - 29.4mm = 4
[4 (0.00% / 0.00%)] [327,216 / 50 (99.99%)]
29.5mm - 30.4mm 29.5mm - 30.4mm = 4
[4 (0.00% / 0.00%)] [327,220 / 46 (99.99%)]
30.5mm - 31.4mm 30.5mm - 31.4mm = 5
[5 (0.00% / 0.00%)] [327,225 / 42 (99.99%)]
31.5mm - 32.4mm 31.5mm - 32.4mm = 5
[5 (0.00% / 0.00%)] [327,230 / 37 (99.99%)]
32.5mm - 33.4mm 32.5mm - 33.4mm = 4
[4 (0.00% / 0.00%)] [327,234 / 32 (99.99%)]
33.5mm - 34.4mm 33.5mm - 34.4mm = 4
[4 (0.00% / 0.00%)] [327,238 / 28 (99.99%)]
34.5mm - 35.4mm 34.5mm - 35.4mm = 3
[3 (0.00% / 0.00%)] [327,241 / 24 (99.99%)]
35.5mm - 36.4mm 35.5mm - 36.4mm = 3
[3 (0.00% / 0.00%)] [327,244 / 21 (99.99%)]
36.5mm - 37.4mm 36.5mm - 37.4mm = 1
[1 (0.00% / 0.00%)] [327,245 / 18 (99.99%)]
37.5mm - 38.4mm 37.5mm - 38.4mm = 2
[2 (0.00% / 0.00%)] [327,247 / 17 (100.00%)]
38.5mm - 39.4mm 38.5mm - 39.4mm = 1
[1 (0.00% / 0.00%)] [327,248 / 15 (100.00%)]
39.5mm - 40.4mm 39.5mm - 40.4mm = 2
[2 (0.00% / 0.00%)] [327,250 / 14 (100.00%)]
41.5mm - 42.4mm 41.5mm - 42.4mm = 1
[1 (0.00% / 0.00%)] [327,251 / 12 (100.00%)]
42.5mm - 43.4mm 42.5mm - 43.4mm = 1
[1 (0.00% / 0.00%)] [327,252 / 11 (100.00%)]
43.5mm - 44.4mm 43.5mm - 44.4mm = 3
[3 (0.00% / 0.00%)] [327,255 / 10 (100.00%)]
45.5mm - 46.4mm 45.5mm - 46.4mm = 1
[1 (0.00% / 0.00%)] [327,256 / 7 (100.00%)]
46.5mm - 47.4mm 46.5mm - 47.4mm = 1
[1 (0.00% / 0.00%)] [327,257 / 6 (100.00%)]
49.5mm - 50.4mm 49.5mm - 50.4mm = 1
[1 (0.00% / 0.00%)] [327,258 / 5 (100.00%)]
50.5mm - 51.4mm 50.5mm - 51.4mm = 1
[1 (0.00% / 0.00%)] [327,259 / 4 (100.00%)]
59.5mm - 60.4mm 59.5mm - 60.4mm = 1
[1 (0.00% / 0.00%)] [327,260 / 3 (100.00%)]
61.5mm - 62.4mm 61.5mm - 62.4mm = 1
[1 (0.00% / 0.00%)] [327,261 / 2 (100.00%)]
64.5mm - 65.4mm 64.5mm - 65.4mm = 1
[1 (0.00% / 0.00%)] [327,262 / 1 (100.00%)]

Missing observations (3,135 / 0.95%)

Wind Direction

Calm Calm = 128,388
[128,388 (38.86% / 38.91%)] [0 / 0 (NA)]
NNE NNE = 9,477
[9,477 (2.87% / 2.87%)] [0 / 0 (NA)]
NE NE = 5,773
[5,773 (1.75% / 1.75%)] [0 / 0 (NA)]
ENE ENE = 5,526
[5,526 (1.67% / 1.67%)] [0 / 0 (NA)]
E E = 8,041
[8,041 (2.43% / 2.44%)] [0 / 0 (NA)]
ESE ESE = 12,181
[12,181 (3.69% / 3.69%)] [0 / 0 (NA)]
SE SE = 12,578
[12,578 (3.81% / 3.81%)] [0 / 0 (NA)]
SSE SSE = 14,366
[14,366 (4.35% / 4.35%)] [0 / 0 (NA)]
S S = 7,853
[7,853 (2.38% / 2.38%)] [0 / 0 (NA)]
SSW SSW = 2,316
[2,316 (0.70% / 0.70%)] [0 / 0 (NA)]
SW SW = 1,914
[1,914 (0.58% / 0.58%)] [0 / 0 (NA)]
WSW WSW = 2,696
[2,696 (0.82% / 0.82%)] [0 / 0 (NA)]
W W = 7,945
[7,945 (2.40% / 2.41%)] [0 / 0 (NA)]
WNW WNW = 19,255
[19,255 (5.83% / 5.84%)] [0 / 0 (NA)]
NW NW = 32,340
[32,340 (9.79% / 9.80%)] [0 / 0 (NA)]
NNW NNW = 36,570
[36,570 (11.07% / 11.08%)] [0 / 0 (NA)]
N N = 22,742
[22,742 (6.88% / 6.89%)] [0 / 0 (NA)]

Missing observations (436 / 0.13%)

Wind Speed

0.0m/s - 0.4m/s 0.0m/s - 0.4m/s = 134,890
[134,890 (40.83% / 40.86%)] [134,890 / 330,160 (40.86%)]
0.5m/s - 1.4m/s 0.5m/s - 1.4m/s = 112,002
[112,002 (33.90% / 33.92%)] [246,892 / 195,270 (74.78%)]
1.5m/s - 2.4m/s 1.5m/s - 2.4m/s = 42,604
[42,604 (12.89% / 12.90%)] [289,496 / 83,268 (87.68%)]
2.5m/s - 3.4m/s 2.5m/s - 3.4m/s = 19,173
[19,173 (5.80% / 5.81%)] [308,669 / 40,664 (93.49%)]
3.5m/s - 4.4m/s 3.5m/s - 4.4m/s = 10,579
[10,579 (3.20% / 3.20%)] [319,248 / 21,491 (96.69%)]
4.5m/s - 5.4m/s 4.5m/s - 5.4m/s = 6,014
[6,014 (1.82% / 1.82%)] [325,262 / 10,912 (98.52%)]
5.5m/s - 6.4m/s 5.5m/s - 6.4m/s = 3,025
[3,025 (0.92% / 0.92%)] [328,287 / 4,898 (99.43%)]
6.5m/s - 7.4m/s 6.5m/s - 7.4m/s = 1,226
[1,226 (0.37% / 0.37%)] [329,513 / 1,873 (99.80%)]
7.5m/s - 8.4m/s 7.5m/s - 8.4m/s = 444
[444 (0.13% / 0.13%)] [329,957 / 647 (99.94%)]
8.5m/s - 9.4m/s 8.5m/s - 9.4m/s = 136
[136 (0.04% / 0.04%)] [330,093 / 203 (99.98%)]
9.5m/s - 10.4m/s 9.5m/s - 10.4m/s = 48
[48 (0.01% / 0.01%)] [330,141 / 67 (99.99%)]
10.5m/s - 11.4m/s 10.5m/s - 11.4m/s = 16
[16 (0.00% / 0.00%)] [330,157 / 19 (100.00%)]
11.5m/s - 12.4m/s 11.5m/s - 12.4m/s = 3
[3 (0.00% / 0.00%)] [330,160 / 3 (100.00%)]

Missing observations (237 / 0.07%)

Temperature

-10.5C - -9.6C -10.5C - -9.6C = 1
[1 (0.00% / 0.00%)] [1 / 330,053 (0.00%)]
-9.5C - -8.6C -9.5C - -8.6C = 38
[38 (0.01% / 0.01%)] [39 / 330,052 (0.01%)]
-8.5C - -7.6C -8.5C - -7.6C = 141
[141 (0.04% / 0.04%)] [180 / 330,014 (0.05%)]
-7.5C - -6.6C -7.5C - -6.6C = 357
[357 (0.11% / 0.11%)] [537 / 329,873 (0.16%)]
-6.5C - -5.6C -6.5C - -5.6C = 758
[758 (0.23% / 0.23%)] [1,295 / 329,516 (0.39%)]
-5.5C - -4.6C -5.5C - -4.6C = 1,454
[1,454 (0.44% / 0.44%)] [2,749 / 328,758 (0.83%)]
-4.5C - -3.6C -4.5C - -3.6C = 2,127
[2,127 (0.64% / 0.64%)] [4,876 / 327,304 (1.48%)]
-3.5C - -2.6C -3.5C - -2.6C = 2,907
[2,907 (0.88% / 0.88%)] [7,783 / 325,177 (2.36%)]
-2.5C - -1.6C -2.5C - -1.6C = 4,172
[4,172 (1.26% / 1.26%)] [11,955 / 322,270 (3.62%)]
-1.5C - -0.6C -1.5C - -0.6C = 5,112
[5,112 (1.55% / 1.55%)] [17,067 / 318,098 (5.17%)]
-0.5C - 0.4C -0.5C - 0.4C = 11,712
[11,712 (3.54% / 3.55%)] [28,779 / 312,986 (8.72%)]
0.5C - 1.4C 0.5C - 1.4C = 7,221
[7,221 (2.19% / 2.19%)] [36,000 / 301,274 (10.91%)]
1.5C - 2.4C 1.5C - 2.4C = 7,895
[7,895 (2.39% / 2.39%)] [43,895 / 294,053 (13.30%)]
2.5C - 3.4C 2.5C - 3.4C = 8,930
[8,930 (2.70% / 2.71%)] [52,825 / 286,158 (16.01%)]
3.5C - 4.4C 3.5C - 4.4C = 9,327
[9,327 (2.82% / 2.83%)] [62,152 / 277,228 (18.83%)]
4.5C - 5.4C 4.5C - 5.4C = 9,938
[9,938 (3.01% / 3.01%)] [72,090 / 267,901 (21.84%)]
5.5C - 6.4C 5.5C - 6.4C = 10,347
[10,347 (3.13% / 3.13%)] [82,437 / 257,963 (24.98%)]
6.5C - 7.4C 6.5C - 7.4C = 10,794
[10,794 (3.27% / 3.27%)] [93,231 / 247,616 (28.25%)]
7.5C - 8.4C 7.5C - 8.4C = 10,640
[10,640 (3.22% / 3.22%)] [103,871 / 236,822 (31.47%)]
8.5C - 9.4C 8.5C - 9.4C = 10,927
[10,927 (3.31% / 3.31%)] [114,798 / 226,182 (34.78%)]
9.5C - 10.4C 9.5C - 10.4C = 10,754
[10,754 (3.25% / 3.26%)] [125,552 / 215,255 (38.04%)]
10.5C - 11.4C 10.5C - 11.4C = 10,413
[10,413 (3.15% / 3.15%)] [135,965 / 204,501 (41.19%)]
11.5C - 12.4C 11.5C - 12.4C = 10,487
[10,487 (3.17% / 3.18%)] [146,452 / 194,088 (44.37%)]
12.5C - 13.4C 12.5C - 13.4C = 10,460
[10,460 (3.17% / 3.17%)] [156,912 / 183,601 (47.54%)]
13.5C - 14.4C 13.5C - 14.4C = 10,299
[10,299 (3.12% / 3.12%)] [167,211 / 173,141 (50.66%)]
14.5C - 15.4C 14.5C - 15.4C = 10,658
[10,658 (3.23% / 3.23%)] [177,869 / 162,842 (53.89%)]
15.5C - 16.4C 15.5C - 16.4C = 10,893
[10,893 (3.30% / 3.30%)] [188,762 / 152,184 (57.19%)]
16.5C - 17.4C 16.5C - 17.4C = 11,522
[11,522 (3.49% / 3.49%)] [200,284 / 141,291 (60.68%)]
17.5C - 18.4C 17.5C - 18.4C = 12,147
[12,147 (3.68% / 3.68%)] [212,431 / 129,769 (64.36%)]
18.5C - 19.4C 18.5C - 19.4C = 12,179
[12,179 (3.69% / 3.69%)] [224,610 / 117,622 (68.05%)]
19.5C - 20.4C 19.5C - 20.4C = 12,533
[12,533 (3.79% / 3.80%)] [237,143 / 105,443 (71.85%)]
20.5C - 21.4C 20.5C - 21.4C = 12,490
[12,490 (3.78% / 3.78%)] [249,633 / 92,910 (75.63%)]
21.5C - 22.4C 21.5C - 22.4C = 12,275
[12,275 (3.72% / 3.72%)] [261,908 / 80,420 (79.35%)]
22.5C - 23.4C 22.5C - 23.4C = 12,538
[12,538 (3.79% / 3.80%)] [274,446 / 68,145 (83.15%)]
23.5C - 24.4C 23.5C - 24.4C = 11,519
[11,519 (3.49% / 3.49%)] [285,965 / 55,607 (86.64%)]
24.5C - 25.4C 24.5C - 25.4C = 9,511
[9,511 (2.88% / 2.88%)] [295,476 / 44,088 (89.52%)]
25.5C - 26.4C 25.5C - 26.4C = 7,542
[7,542 (2.28% / 2.29%)] [303,018 / 34,577 (91.81%)]
26.5C - 27.4C 26.5C - 27.4C = 5,887
[5,887 (1.78% / 1.78%)] [308,905 / 27,035 (93.59%)]
27.5C - 28.4C 27.5C - 28.4C = 4,890
[4,890 (1.48% / 1.48%)] [313,795 / 21,148 (95.07%)]
28.5C - 29.4C 28.5C - 29.4C = 3,874
[3,874 (1.17% / 1.17%)] [317,669 / 16,258 (96.25%)]
29.5C - 30.4C 29.5C - 30.4C = 3,214
[3,214 (0.97% / 0.97%)] [320,883 / 12,384 (97.22%)]
30.5C - 31.4C 30.5C - 31.4C = 2,723
[2,723 (0.82% / 0.83%)] [323,606 / 9,170 (98.05%)]
31.5C - 32.4C 31.5C - 32.4C = 2,178
[2,178 (0.66% / 0.66%)] [325,784 / 6,447 (98.71%)]
32.5C - 33.4C 32.5C - 33.4C = 1,623
[1,623 (0.49% / 0.49%)] [327,407 / 4,269 (99.20%)]
33.5C - 34.4C 33.5C - 34.4C = 1,218
[1,218 (0.37% / 0.37%)] [328,625 / 2,646 (99.57%)]
34.5C - 35.4C 34.5C - 35.4C = 793
[793 (0.24% / 0.24%)] [329,418 / 1,428 (99.81%)]
35.5C - 36.4C 35.5C - 36.4C = 426
[426 (0.13% / 0.13%)] [329,844 / 635 (99.94%)]
36.5C - 37.4C 36.5C - 37.4C = 160
[160 (0.05% / 0.05%)] [330,004 / 209 (99.99%)]
37.5C - 38.4C 37.5C - 38.4C = 36
[36 (0.01% / 0.01%)] [330,040 / 49 (100.00%)]
38.5C - 39.4C 38.5C - 39.4C = 11
[11 (0.00% / 0.00%)] [330,051 / 13 (100.00%)]
39.5C - 40.4C 39.5C - 40.4C = 2
[2 (0.00% / 0.00%)] [330,053 / 2 (100.00%)]

Missing observations (344 / 0.10%)

Sunshine Duration

0.0h 0.0h = 241,328
[241,328 (73.04% / 73.14%)] [241,328 / 329,935 (73.14%)]
0.1h 0.1h = 6,545
[6,545 (1.98% / 1.98%)] [247,873 / 88,607 (75.13%)]
0.2h 0.2h = 4,828
[4,828 (1.46% / 1.46%)] [252,701 / 82,062 (76.59%)]
0.3h 0.3h = 4,200
[4,200 (1.27% / 1.27%)] [256,901 / 77,234 (77.86%)]
0.4h 0.4h = 3,946
[3,946 (1.19% / 1.20%)] [260,847 / 73,034 (79.06%)]
0.5h 0.5h = 3,839
[3,839 (1.16% / 1.16%)] [264,686 / 69,088 (80.22%)]
0.6h 0.6h = 4,055
[4,055 (1.23% / 1.23%)] [268,741 / 65,249 (81.45%)]
0.7h 0.7h = 4,175
[4,175 (1.26% / 1.27%)] [272,916 / 61,194 (82.72%)]
0.8h 0.8h = 4,756
[4,756 (1.44% / 1.44%)] [277,672 / 57,019 (84.16%)]
0.9h 0.9h = 6,324
[6,324 (1.91% / 1.92%)] [283,996 / 52,263 (86.08%)]
1.0h 1.0h = 45,939
[45,939 (13.90% / 13.92%)] [329,935 / 45,939 (100.00%)]

Missing observations (462 / 0.14%)