Station Number 43231
Prefecture Saitama [ Local Portal ]
Location 埼玉県飯能市征矢町 (HANNO SHI, SAITAMA KEN)
Months of Observations 473
Number of Observations 345,176
Period of Observations
Period Name Lat. Long. Height Anemometer
1974/11/01 -- 2015/08/99 HANNO 35.838N 139.322E 84m 0.0m
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
44056 OME (Tokyo) 5.62km 189deg.
43266 TOKOROZAWA (Saitama) 10.94km 131deg.
43171 HATOYAMA (Saitama) 16.35km 4deg.
44112 HACHIOJI (Tokyo) 18.98km 181deg.
44111 HACHIOJI (Tokyo) 19.42km 181deg.
43162 TOKIGAWA (Saitama) 19.80km 328deg.
44051 OZAWA (Tokyo) 21.31km 237deg.
43161 DODAIRA (Saitama) 22.03km 327deg.
44116 FUCHU (Tokyo) 22.53km 139deg.
43241 SAITAMA (Saitama) 24.29km 80deg.
43157 URAYAMA (Saitama) 24.51km 291deg.
44046 OGOCHI (Tokyo) 25.11km 258deg.
44121 CHOFU (Tokyo) 26.64km 135deg.
44071 NERIMA (Tokyo) 26.81km 114deg.
46001 SAGAMIKO (Kanagawa) 27.56km 205deg.
43156 CHICHIBU (Saitama) 28.10km 306deg.
43900 CHICHIBU (Saitama) 28.10km 306deg.
46046 SAGAMIHARACHUO (Kanagawa) 29.83km 171deg.

Statistics for the Whole Period

Precipitation

0.0mm - 0.4mm 0.0mm - 0.4mm = 321,969
[321,969 (93.28% / 93.33%)] [321,969 / 344,993 (93.33%)]
0.5mm - 1.4mm 0.5mm - 1.4mm = 12,186
[12,186 (3.53% / 3.53%)] [334,155 / 23,024 (96.86%)]
1.5mm - 2.4mm 1.5mm - 2.4mm = 4,475
[4,475 (1.30% / 1.30%)] [338,630 / 10,838 (98.16%)]
2.5mm - 3.4mm 2.5mm - 3.4mm = 2,217
[2,217 (0.64% / 0.64%)] [340,847 / 6,363 (98.80%)]
3.5mm - 4.4mm 3.5mm - 4.4mm = 1,241
[1,241 (0.36% / 0.36%)] [342,088 / 4,146 (99.16%)]
4.5mm - 5.4mm 4.5mm - 5.4mm = 780
[780 (0.23% / 0.23%)] [342,868 / 2,905 (99.38%)]
5.5mm - 6.4mm 5.5mm - 6.4mm = 519
[519 (0.15% / 0.15%)] [343,387 / 2,125 (99.53%)]
6.5mm - 7.4mm 6.5mm - 7.4mm = 379
[379 (0.11% / 0.11%)] [343,766 / 1,606 (99.64%)]
7.5mm - 8.4mm 7.5mm - 8.4mm = 252
[252 (0.07% / 0.07%)] [344,018 / 1,227 (99.72%)]
8.5mm - 9.4mm 8.5mm - 9.4mm = 199
[199 (0.06% / 0.06%)] [344,217 / 975 (99.78%)]
9.5mm - 10.4mm 9.5mm - 10.4mm = 132
[132 (0.04% / 0.04%)] [344,349 / 776 (99.81%)]
10.5mm - 11.4mm 10.5mm - 11.4mm = 99
[99 (0.03% / 0.03%)] [344,448 / 644 (99.84%)]
11.5mm - 12.4mm 11.5mm - 12.4mm = 87
[87 (0.03% / 0.03%)] [344,535 / 545 (99.87%)]
12.5mm - 13.4mm 12.5mm - 13.4mm = 74
[74 (0.02% / 0.02%)] [344,609 / 458 (99.89%)]
13.5mm - 14.4mm 13.5mm - 14.4mm = 54
[54 (0.02% / 0.02%)] [344,663 / 384 (99.90%)]
14.5mm - 15.4mm 14.5mm - 15.4mm = 38
[38 (0.01% / 0.01%)] [344,701 / 330 (99.92%)]
15.5mm - 16.4mm 15.5mm - 16.4mm = 38
[38 (0.01% / 0.01%)] [344,739 / 292 (99.93%)]
16.5mm - 17.4mm 16.5mm - 17.4mm = 37
[37 (0.01% / 0.01%)] [344,776 / 254 (99.94%)]
17.5mm - 18.4mm 17.5mm - 18.4mm = 31
[31 (0.01% / 0.01%)] [344,807 / 217 (99.95%)]
18.5mm - 19.4mm 18.5mm - 19.4mm = 22
[22 (0.01% / 0.01%)] [344,829 / 186 (99.95%)]
19.5mm - 20.4mm 19.5mm - 20.4mm = 19
[19 (0.01% / 0.01%)] [344,848 / 164 (99.96%)]
20.5mm - 21.4mm 20.5mm - 21.4mm = 22
[22 (0.01% / 0.01%)] [344,870 / 145 (99.96%)]
21.5mm - 22.4mm 21.5mm - 22.4mm = 9
[9 (0.00% / 0.00%)] [344,879 / 123 (99.97%)]
22.5mm - 23.4mm 22.5mm - 23.4mm = 14
[14 (0.00% / 0.00%)] [344,893 / 114 (99.97%)]
23.5mm - 24.4mm 23.5mm - 24.4mm = 6
[6 (0.00% / 0.00%)] [344,899 / 100 (99.97%)]
24.5mm - 25.4mm 24.5mm - 25.4mm = 12
[12 (0.00% / 0.00%)] [344,911 / 94 (99.98%)]
25.5mm - 26.4mm 25.5mm - 26.4mm = 7
[7 (0.00% / 0.00%)] [344,918 / 82 (99.98%)]
26.5mm - 27.4mm 26.5mm - 27.4mm = 10
[10 (0.00% / 0.00%)] [344,928 / 75 (99.98%)]
27.5mm - 28.4mm 27.5mm - 28.4mm = 4
[4 (0.00% / 0.00%)] [344,932 / 65 (99.98%)]
28.5mm - 29.4mm 28.5mm - 29.4mm = 10
[10 (0.00% / 0.00%)] [344,942 / 61 (99.99%)]
29.5mm - 30.4mm 29.5mm - 30.4mm = 7
[7 (0.00% / 0.00%)] [344,949 / 51 (99.99%)]
30.5mm - 31.4mm 30.5mm - 31.4mm = 4
[4 (0.00% / 0.00%)] [344,953 / 44 (99.99%)]
31.5mm - 32.4mm 31.5mm - 32.4mm = 9
[9 (0.00% / 0.00%)] [344,962 / 40 (99.99%)]
32.5mm - 33.4mm 32.5mm - 33.4mm = 2
[2 (0.00% / 0.00%)] [344,964 / 31 (99.99%)]
33.5mm - 34.4mm 33.5mm - 34.4mm = 1
[1 (0.00% / 0.00%)] [344,965 / 29 (99.99%)]
34.5mm - 35.4mm 34.5mm - 35.4mm = 2
[2 (0.00% / 0.00%)] [344,967 / 28 (99.99%)]
35.5mm - 36.4mm 35.5mm - 36.4mm = 1
[1 (0.00% / 0.00%)] [344,968 / 26 (99.99%)]
36.5mm - 37.4mm 36.5mm - 37.4mm = 3
[3 (0.00% / 0.00%)] [344,971 / 25 (99.99%)]
37.5mm - 38.4mm 37.5mm - 38.4mm = 2
[2 (0.00% / 0.00%)] [344,973 / 22 (99.99%)]
38.5mm - 39.4mm 38.5mm - 39.4mm = 2
[2 (0.00% / 0.00%)] [344,975 / 20 (99.99%)]
39.5mm - 40.4mm 39.5mm - 40.4mm = 1
[1 (0.00% / 0.00%)] [344,976 / 18 (100.00%)]
40.5mm - 41.4mm 40.5mm - 41.4mm = 2
[2 (0.00% / 0.00%)] [344,978 / 17 (100.00%)]
41.5mm - 42.4mm 41.5mm - 42.4mm = 1
[1 (0.00% / 0.00%)] [344,979 / 15 (100.00%)]
42.5mm - 43.4mm 42.5mm - 43.4mm = 1
[1 (0.00% / 0.00%)] [344,980 / 14 (100.00%)]
43.5mm - 44.4mm 43.5mm - 44.4mm = 1
[1 (0.00% / 0.00%)] [344,981 / 13 (100.00%)]
44.5mm - 45.4mm 44.5mm - 45.4mm = 1
[1 (0.00% / 0.00%)] [344,982 / 12 (100.00%)]
45.5mm - 46.4mm 45.5mm - 46.4mm = 1
[1 (0.00% / 0.00%)] [344,983 / 11 (100.00%)]
46.5mm - 47.4mm 46.5mm - 47.4mm = 3
[3 (0.00% / 0.00%)] [344,986 / 10 (100.00%)]
48.5mm - 49.4mm 48.5mm - 49.4mm = 1
[1 (0.00% / 0.00%)] [344,987 / 7 (100.00%)]
54.5mm - 55.4mm 54.5mm - 55.4mm = 2
[2 (0.00% / 0.00%)] [344,989 / 6 (100.00%)]
60.5mm - 61.4mm 60.5mm - 61.4mm = 2
[2 (0.00% / 0.00%)] [344,991 / 4 (100.00%)]
61.5mm - 62.4mm 61.5mm - 62.4mm = 1
[1 (0.00% / 0.00%)] [344,992 / 2 (100.00%)]
69.5mm - 70.4mm 69.5mm - 70.4mm = 1
[1 (0.00% / 0.00%)] [344,993 / 1 (100.00%)]

Missing observations (183 / 0.05%)