観測所番号 45291
都道府県 千葉県 [ 地域ポータル ]
所在地 千葉県市原市米沢 (千葉県市原市)
観測月数 471
観測回数 343,785
観測期間
期間 名前 緯度 経度 高度 風速計高さ
1978年01月11日 〜 1985年11月12日 牛久 (ウシク) 35.397N 140.148E 30m 6.5m
1985年11月13日 〜 2002年12月23日 牛久 (ウシク) 35.397N 140.148E 30m 6.5m
2002年12月24日 〜 2008年02月14日 牛久 (ウシク) 35.397N 140.148E 30m 9.4m
2008年02月15日 〜 2017年03月99日 牛久 (ウシク) 35.397N 140.148E 30m 9.4m
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
45261 茂原(千葉県) 14.88km 81度
45331 大多喜(千葉県) 17.20km 159度
45326 坂畑(千葉県) 18.54km 194度
45282 木更津(千葉県) 19.29km 258度
45281 木更津(千葉県) 21.31km 263度
45211 千葉(千葉県) 22.15km 352度
45212 千葉(千葉県) 23.11km 349度
45905 千葉(千葉県) 23.11km 349度

全期間統計

降水量

0.0mm - 0.4mm 0.0mm - 0.4mm = 318,097
[318,097 (92.53% / 92.67%)] [318,097 / 343,256 (92.67%)]
0.5mm - 1.4mm 0.5mm - 1.4mm = 13,143
[13,143 (3.82% / 3.83%)] [331,240 / 25,159 (96.50%)]
1.5mm - 2.4mm 1.5mm - 2.4mm = 4,801
[4,801 (1.40% / 1.40%)] [336,041 / 12,016 (97.90%)]
2.5mm - 3.4mm 2.5mm - 3.4mm = 2,448
[2,448 (0.71% / 0.71%)] [338,489 / 7,215 (98.61%)]
3.5mm - 4.4mm 3.5mm - 4.4mm = 1,383
[1,383 (0.40% / 0.40%)] [339,872 / 4,767 (99.01%)]
4.5mm - 5.4mm 4.5mm - 5.4mm = 887
[887 (0.26% / 0.26%)] [340,759 / 3,384 (99.27%)]
5.5mm - 6.4mm 5.5mm - 6.4mm = 618
[618 (0.18% / 0.18%)] [341,377 / 2,497 (99.45%)]
6.5mm - 7.4mm 6.5mm - 7.4mm = 411
[411 (0.12% / 0.12%)] [341,788 / 1,879 (99.57%)]
7.5mm - 8.4mm 7.5mm - 8.4mm = 324
[324 (0.09% / 0.09%)] [342,112 / 1,468 (99.67%)]
8.5mm - 9.4mm 8.5mm - 9.4mm = 227
[227 (0.07% / 0.07%)] [342,339 / 1,144 (99.73%)]
9.5mm - 10.4mm 9.5mm - 10.4mm = 181
[181 (0.05% / 0.05%)] [342,520 / 917 (99.79%)]
10.5mm - 11.4mm 10.5mm - 11.4mm = 133
[133 (0.04% / 0.04%)] [342,653 / 736 (99.82%)]
11.5mm - 12.4mm 11.5mm - 12.4mm = 118
[118 (0.03% / 0.03%)] [342,771 / 603 (99.86%)]
12.5mm - 13.4mm 12.5mm - 13.4mm = 84
[84 (0.02% / 0.02%)] [342,855 / 485 (99.88%)]
13.5mm - 14.4mm 13.5mm - 14.4mm = 80
[80 (0.02% / 0.02%)] [342,935 / 401 (99.91%)]
14.5mm - 15.4mm 14.5mm - 15.4mm = 42
[42 (0.01% / 0.01%)] [342,977 / 321 (99.92%)]
15.5mm - 16.4mm 15.5mm - 16.4mm = 46
[46 (0.01% / 0.01%)] [343,023 / 279 (99.93%)]
16.5mm - 17.4mm 16.5mm - 17.4mm = 27
[27 (0.01% / 0.01%)] [343,050 / 233 (99.94%)]
17.5mm - 18.4mm 17.5mm - 18.4mm = 23
[23 (0.01% / 0.01%)] [343,073 / 206 (99.95%)]
18.5mm - 19.4mm 18.5mm - 19.4mm = 28
[28 (0.01% / 0.01%)] [343,101 / 183 (99.95%)]
19.5mm - 20.4mm 19.5mm - 20.4mm = 17
[17 (0.00% / 0.00%)] [343,118 / 155 (99.96%)]
20.5mm - 21.4mm 20.5mm - 21.4mm = 9
[9 (0.00% / 0.00%)] [343,127 / 138 (99.96%)]
21.5mm - 22.4mm 21.5mm - 22.4mm = 16
[16 (0.00% / 0.00%)] [343,143 / 129 (99.97%)]
22.5mm - 23.4mm 22.5mm - 23.4mm = 14
[14 (0.00% / 0.00%)] [343,157 / 113 (99.97%)]
23.5mm - 24.4mm 23.5mm - 24.4mm = 9
[9 (0.00% / 0.00%)] [343,166 / 99 (99.97%)]
24.5mm - 25.4mm 24.5mm - 25.4mm = 6
[6 (0.00% / 0.00%)] [343,172 / 90 (99.98%)]
25.5mm - 26.4mm 25.5mm - 26.4mm = 10
[10 (0.00% / 0.00%)] [343,182 / 84 (99.98%)]
26.5mm - 27.4mm 26.5mm - 27.4mm = 11
[11 (0.00% / 0.00%)] [343,193 / 74 (99.98%)]
27.5mm - 28.4mm 27.5mm - 28.4mm = 7
[7 (0.00% / 0.00%)] [343,200 / 63 (99.98%)]
28.5mm - 29.4mm 28.5mm - 29.4mm = 6
[6 (0.00% / 0.00%)] [343,206 / 56 (99.99%)]
29.5mm - 30.4mm 29.5mm - 30.4mm = 5
[5 (0.00% / 0.00%)] [343,211 / 50 (99.99%)]
30.5mm - 31.4mm 30.5mm - 31.4mm = 2
[2 (0.00% / 0.00%)] [343,213 / 45 (99.99%)]
31.5mm - 32.4mm 31.5mm - 32.4mm = 8
[8 (0.00% / 0.00%)] [343,221 / 43 (99.99%)]
32.5mm - 33.4mm 32.5mm - 33.4mm = 5
[5 (0.00% / 0.00%)] [343,226 / 35 (99.99%)]
33.5mm - 34.4mm 33.5mm - 34.4mm = 2
[2 (0.00% / 0.00%)] [343,228 / 30 (99.99%)]
34.5mm - 35.4mm 34.5mm - 35.4mm = 4
[4 (0.00% / 0.00%)] [343,232 / 28 (99.99%)]
35.5mm - 36.4mm 35.5mm - 36.4mm = 6
[6 (0.00% / 0.00%)] [343,238 / 24 (99.99%)]
36.5mm - 37.4mm 36.5mm - 37.4mm = 4
[4 (0.00% / 0.00%)] [343,242 / 18 (100.00%)]
37.5mm - 38.4mm 37.5mm - 38.4mm = 2
[2 (0.00% / 0.00%)] [343,244 / 14 (100.00%)]
38.5mm - 39.4mm 38.5mm - 39.4mm = 1
[1 (0.00% / 0.00%)] [343,245 / 12 (100.00%)]
40.5mm - 41.4mm 40.5mm - 41.4mm = 1
[1 (0.00% / 0.00%)] [343,246 / 11 (100.00%)]
43.5mm - 44.4mm 43.5mm - 44.4mm = 2
[2 (0.00% / 0.00%)] [343,248 / 10 (100.00%)]
44.5mm - 45.4mm 44.5mm - 45.4mm = 2
[2 (0.00% / 0.00%)] [343,250 / 8 (100.00%)]
45.5mm - 46.4mm 45.5mm - 46.4mm = 1
[1 (0.00% / 0.00%)] [343,251 / 6 (100.00%)]
48.5mm - 49.4mm 48.5mm - 49.4mm = 1
[1 (0.00% / 0.00%)] [343,252 / 5 (100.00%)]
51.5mm - 52.4mm 51.5mm - 52.4mm = 1
[1 (0.00% / 0.00%)] [343,253 / 4 (100.00%)]
56.5mm - 57.4mm 56.5mm - 57.4mm = 1
[1 (0.00% / 0.00%)] [343,254 / 3 (100.00%)]
64.5mm - 65.4mm 64.5mm - 65.4mm = 1
[1 (0.00% / 0.00%)] [343,255 / 2 (100.00%)]
79.5mm - 80.4mm 79.5mm - 80.4mm = 1
[1 (0.00% / 0.00%)] [343,256 / 1 (100.00%)]

欠測回数 (529 / 0.15%)

風向

静穏 静穏 = 69,428
[69,428 (20.20% / 20.22%)] [0 / 0 (NA)]
北北東 北北東 = 11,056
[11,056 (3.22% / 3.22%)] [0 / 0 (NA)]
北東 北東 = 11,966
[11,966 (3.48% / 3.48%)] [0 / 0 (NA)]
東北東 東北東 = 18,435
[18,435 (5.36% / 5.37%)] [0 / 0 (NA)]
東 = 40,176
[40,176 (11.69% / 11.70%)] [0 / 0 (NA)]
東南東 東南東 = 26,619
[26,619 (7.74% / 7.75%)] [0 / 0 (NA)]
南東 南東 = 14,242
[14,242 (4.14% / 4.15%)] [0 / 0 (NA)]
南南東 南南東 = 10,681
[10,681 (3.11% / 3.11%)] [0 / 0 (NA)]
南 = 11,401
[11,401 (3.32% / 3.32%)] [0 / 0 (NA)]
南南西 南南西 = 15,628
[15,628 (4.55% / 4.55%)] [0 / 0 (NA)]
南西 南西 = 16,092
[16,092 (4.68% / 4.69%)] [0 / 0 (NA)]
西南西 西南西 = 9,526
[9,526 (2.77% / 2.77%)] [0 / 0 (NA)]
西 西 = 5,529
[5,529 (1.61% / 1.61%)] [0 / 0 (NA)]
西北西 西北西 = 11,331
[11,331 (3.30% / 3.30%)] [0 / 0 (NA)]
北西 北西 = 26,561
[26,561 (7.73% / 7.74%)] [0 / 0 (NA)]
北北西 北北西 = 25,894
[25,894 (7.53% / 7.54%)] [0 / 0 (NA)]
北 = 18,796
[18,796 (5.47% / 5.47%)] [0 / 0 (NA)]

欠測回数 (424 / 0.12%)

風速

0.0m/s - 0.4m/s 0.0m/s - 0.4m/s = 74,189
[74,189 (21.58% / 21.61%)] [74,189 / 343,382 (21.61%)]
0.5m/s - 1.4m/s 0.5m/s - 1.4m/s = 118,877
[118,877 (34.58% / 34.62%)] [193,066 / 269,193 (56.22%)]
1.5m/s - 2.4m/s 1.5m/s - 2.4m/s = 79,267
[79,267 (23.06% / 23.08%)] [272,333 / 150,316 (79.31%)]
2.5m/s - 3.4m/s 2.5m/s - 3.4m/s = 41,755
[41,755 (12.15% / 12.16%)] [314,088 / 71,049 (91.47%)]
3.5m/s - 4.4m/s 3.5m/s - 4.4m/s = 17,585
[17,585 (5.12% / 5.12%)] [331,673 / 29,294 (96.59%)]
4.5m/s - 5.4m/s 4.5m/s - 5.4m/s = 7,527
[7,527 (2.19% / 2.19%)] [339,200 / 11,709 (98.78%)]
5.5m/s - 6.4m/s 5.5m/s - 6.4m/s = 2,880
[2,880 (0.84% / 0.84%)] [342,080 / 4,182 (99.62%)]
6.5m/s - 7.4m/s 6.5m/s - 7.4m/s = 935
[935 (0.27% / 0.27%)] [343,015 / 1,302 (99.89%)]
7.5m/s - 8.4m/s 7.5m/s - 8.4m/s = 273
[273 (0.08% / 0.08%)] [343,288 / 367 (99.97%)]
8.5m/s - 9.4m/s 8.5m/s - 9.4m/s = 65
[65 (0.02% / 0.02%)] [343,353 / 94 (99.99%)]
9.5m/s - 10.4m/s 9.5m/s - 10.4m/s = 21
[21 (0.01% / 0.01%)] [343,374 / 29 (100.00%)]
10.5m/s - 11.4m/s 10.5m/s - 11.4m/s = 7
[7 (0.00% / 0.00%)] [343,381 / 8 (100.00%)]
11.5m/s - 12.4m/s 11.5m/s - 12.4m/s = 1
[1 (0.00% / 0.00%)] [343,382 / 1 (100.00%)]

欠測回数 (403 / 0.12%)

気温

-8.5℃ - -7.6℃ -8.5℃ - -7.6℃ = 4
[4 (0.00% / 0.00%)] [4 / 343,488 (0.00%)]
-7.5℃ - -6.6℃ -7.5℃ - -6.6℃ = 26
[26 (0.01% / 0.01%)] [30 / 343,484 (0.01%)]
-6.5℃ - -5.6℃ -6.5℃ - -5.6℃ = 139
[139 (0.04% / 0.04%)] [169 / 343,458 (0.05%)]
-5.5℃ - -4.6℃ -5.5℃ - -4.6℃ = 328
[328 (0.10% / 0.10%)] [497 / 343,319 (0.14%)]
-4.5℃ - -3.6℃ -4.5℃ - -3.6℃ = 803
[803 (0.23% / 0.23%)] [1,300 / 342,991 (0.38%)]
-3.5℃ - -2.6℃ -3.5℃ - -2.6℃ = 1,609
[1,609 (0.47% / 0.47%)] [2,909 / 342,188 (0.85%)]
-2.5℃ - -1.6℃ -2.5℃ - -1.6℃ = 2,516
[2,516 (0.73% / 0.73%)] [5,425 / 340,579 (1.58%)]
-1.5℃ - -0.6℃ -1.5℃ - -0.6℃ = 3,763
[3,763 (1.09% / 1.10%)] [9,188 / 338,063 (2.67%)]
-0.5℃ - 0.4℃ -0.5℃ - 0.4℃ = 9,922
[9,922 (2.89% / 2.89%)] [19,110 / 334,300 (5.56%)]
0.5℃ - 1.4℃ 0.5℃ - 1.4℃ = 6,514
[6,514 (1.89% / 1.90%)] [25,624 / 324,378 (7.46%)]
1.5℃ - 2.4℃ 1.5℃ - 2.4℃ = 7,352
[7,352 (2.14% / 2.14%)] [32,976 / 317,864 (9.60%)]
2.5℃ - 3.4℃ 2.5℃ - 3.4℃ = 8,280
[8,280 (2.41% / 2.41%)] [41,256 / 310,512 (12.01%)]
3.5℃ - 4.4℃ 3.5℃ - 4.4℃ = 9,288
[9,288 (2.70% / 2.70%)] [50,544 / 302,232 (14.71%)]
4.5℃ - 5.4℃ 4.5℃ - 5.4℃ = 9,775
[9,775 (2.84% / 2.85%)] [60,319 / 292,944 (17.56%)]
5.5℃ - 6.4℃ 5.5℃ - 6.4℃ = 10,604
[10,604 (3.08% / 3.09%)] [70,923 / 283,169 (20.65%)]
6.5℃ - 7.4℃ 6.5℃ - 7.4℃ = 10,950
[10,950 (3.19% / 3.19%)] [81,873 / 272,565 (23.84%)]
7.5℃ - 8.4℃ 7.5℃ - 8.4℃ = 11,257
[11,257 (3.27% / 3.28%)] [93,130 / 261,615 (27.11%)]
8.5℃ - 9.4℃ 8.5℃ - 9.4℃ = 11,459
[11,459 (3.33% / 3.34%)] [104,589 / 250,358 (30.45%)]
9.5℃ - 10.4℃ 9.5℃ - 10.4℃ = 11,416
[11,416 (3.32% / 3.32%)] [116,005 / 238,899 (33.77%)]
10.5℃ - 11.4℃ 10.5℃ - 11.4℃ = 11,023
[11,023 (3.21% / 3.21%)] [127,028 / 227,483 (36.98%)]
11.5℃ - 12.4℃ 11.5℃ - 12.4℃ = 11,095
[11,095 (3.23% / 3.23%)] [138,123 / 216,460 (40.21%)]
12.5℃ - 13.4℃ 12.5℃ - 13.4℃ = 11,356
[11,356 (3.30% / 3.31%)] [149,479 / 205,365 (43.52%)]
13.5℃ - 14.4℃ 13.5℃ - 14.4℃ = 11,468
[11,468 (3.34% / 3.34%)] [160,947 / 194,009 (46.86%)]
14.5℃ - 15.4℃ 14.5℃ - 15.4℃ = 11,586
[11,586 (3.37% / 3.37%)] [172,533 / 182,541 (50.23%)]
15.5℃ - 16.4℃ 15.5℃ - 16.4℃ = 12,296
[12,296 (3.58% / 3.58%)] [184,829 / 170,955 (53.81%)]
16.5℃ - 17.4℃ 16.5℃ - 17.4℃ = 12,990
[12,990 (3.78% / 3.78%)] [197,819 / 158,659 (57.59%)]
17.5℃ - 18.4℃ 17.5℃ - 18.4℃ = 13,703
[13,703 (3.99% / 3.99%)] [211,522 / 145,669 (61.58%)]
18.5℃ - 19.4℃ 18.5℃ - 19.4℃ = 13,884
[13,884 (4.04% / 4.04%)] [225,406 / 131,966 (65.62%)]
19.5℃ - 20.4℃ 19.5℃ - 20.4℃ = 13,596
[13,596 (3.95% / 3.96%)] [239,002 / 118,082 (69.58%)]
20.5℃ - 21.4℃ 20.5℃ - 21.4℃ = 13,505
[13,505 (3.93% / 3.93%)] [252,507 / 104,486 (73.51%)]
21.5℃ - 22.4℃ 21.5℃ - 22.4℃ = 13,193
[13,193 (3.84% / 3.84%)] [265,700 / 90,981 (77.35%)]
22.5℃ - 23.4℃ 22.5℃ - 23.4℃ = 13,400
[13,400 (3.90% / 3.90%)] [279,100 / 77,788 (81.25%)]
23.5℃ - 24.4℃ 23.5℃ - 24.4℃ = 12,418
[12,418 (3.61% / 3.62%)] [291,518 / 64,388 (84.87%)]
24.5℃ - 25.4℃ 24.5℃ - 25.4℃ = 11,285
[11,285 (3.28% / 3.29%)] [302,803 / 51,970 (88.16%)]
25.5℃ - 26.4℃ 25.5℃ - 26.4℃ = 9,596
[9,596 (2.79% / 2.79%)] [312,399 / 40,685 (90.95%)]
26.5℃ - 27.4℃ 26.5℃ - 27.4℃ = 7,501
[7,501 (2.18% / 2.18%)] [319,900 / 31,089 (93.13%)]
27.5℃ - 28.4℃ 27.5℃ - 28.4℃ = 5,845
[5,845 (1.70% / 1.70%)] [325,745 / 23,588 (94.83%)]
28.5℃ - 29.4℃ 28.5℃ - 29.4℃ = 4,657
[4,657 (1.35% / 1.36%)] [330,402 / 17,743 (96.19%)]
29.5℃ - 30.4℃ 29.5℃ - 30.4℃ = 3,767
[3,767 (1.10% / 1.10%)] [334,169 / 13,086 (97.29%)]
30.5℃ - 31.4℃ 30.5℃ - 31.4℃ = 3,112
[3,112 (0.91% / 0.91%)] [337,281 / 9,319 (98.19%)]
31.5℃ - 32.4℃ 31.5℃ - 32.4℃ = 2,606
[2,606 (0.76% / 0.76%)] [339,887 / 6,207 (98.95%)]
32.5℃ - 33.4℃ 32.5℃ - 33.4℃ = 1,754
[1,754 (0.51% / 0.51%)] [341,641 / 3,601 (99.46%)]
33.5℃ - 34.4℃ 33.5℃ - 34.4℃ = 1,084
[1,084 (0.32% / 0.32%)] [342,725 / 1,847 (99.78%)]
34.5℃ - 35.4℃ 34.5℃ - 35.4℃ = 511
[511 (0.15% / 0.15%)] [343,236 / 763 (99.93%)]
35.5℃ - 36.4℃ 35.5℃ - 36.4℃ = 183
[183 (0.05% / 0.05%)] [343,419 / 252 (99.98%)]
36.5℃ - 37.4℃ 36.5℃ - 37.4℃ = 51
[51 (0.01% / 0.01%)] [343,470 / 69 (99.99%)]
37.5℃ - 38.4℃ 37.5℃ - 38.4℃ = 14
[14 (0.00% / 0.00%)] [343,484 / 18 (100.00%)]
38.5℃ - 39.4℃ 38.5℃ - 39.4℃ = 2
[2 (0.00% / 0.00%)] [343,486 / 4 (100.00%)]
39.5℃ - 40.4℃ 39.5℃ - 40.4℃ = 2
[2 (0.00% / 0.00%)] [343,488 / 2 (100.00%)]

欠測回数 (297 / 0.09%)

日照時間

0.0h 0.0h = 245,806
[245,806 (71.50% / 71.57%)] [245,806 / 343,457 (71.57%)]
0.1h 0.1h = 7,933
[7,933 (2.31% / 2.31%)] [253,739 / 97,651 (73.88%)]
0.2h 0.2h = 6,252
[6,252 (1.82% / 1.82%)] [259,991 / 89,718 (75.70%)]
0.3h 0.3h = 5,462
[5,462 (1.59% / 1.59%)] [265,453 / 83,466 (77.29%)]
0.4h 0.4h = 5,084
[5,084 (1.48% / 1.48%)] [270,537 / 78,004 (78.77%)]
0.5h 0.5h = 5,102
[5,102 (1.48% / 1.49%)] [275,639 / 72,920 (80.25%)]
0.6h 0.6h = 5,176
[5,176 (1.51% / 1.51%)] [280,815 / 67,818 (81.76%)]
0.7h 0.7h = 5,640
[5,640 (1.64% / 1.64%)] [286,455 / 62,642 (83.40%)]
0.8h 0.8h = 6,281
[6,281 (1.83% / 1.83%)] [292,736 / 57,002 (85.23%)]
0.9h 0.9h = 7,915
[7,915 (2.30% / 2.30%)] [300,651 / 50,721 (87.54%)]
1.0h 1.0h = 42,806
[42,806 (12.45% / 12.46%)] [343,457 / 42,806 (100.00%)]

欠測回数 (328 / 0.10%)