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 475
観測回数 346,713
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07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 = 320,860
[320,860 (92.54% / 92.69%)] [320,860 / 346,178 (92.69)]
0.5mm - 1.4mm 0.5mm - 1.4mm = 13,227
[13,227 (3.81% / 3.82%)] [334,087 / 25,318 (96.51)]
1.5mm - 2.4mm 1.5mm - 2.4mm = 4,832
[4,832 (1.39% / 1.40%)] [338,919 / 12,091 (97.90)]
2.5mm - 3.4mm 2.5mm - 3.4mm = 2,461
[2,461 (0.71% / 0.71%)] [341,380 / 7,259 (98.61)]
3.5mm - 4.4mm 3.5mm - 4.4mm = 1,392
[1,392 (0.40% / 0.40%)] [342,772 / 4,798 (99.02)]
4.5mm - 5.4mm 4.5mm - 5.4mm = 893
[893 (0.26% / 0.26%)] [343,665 / 3,406 (99.27)]
5.5mm - 6.4mm 5.5mm - 6.4mm = 621
[621 (0.18% / 0.18%)] [344,286 / 2,513 (99.45)]
6.5mm - 7.4mm 6.5mm - 7.4mm = 415
[415 (0.12% / 0.12%)] [344,701 / 1,892 (99.57)]
7.5mm - 8.4mm 7.5mm - 8.4mm = 324
[324 (0.09% / 0.09%)] [345,025 / 1,477 (99.67)]
8.5mm - 9.4mm 8.5mm - 9.4mm = 232
[232 (0.07% / 0.07%)] [345,257 / 1,153 (99.73)]
9.5mm - 10.4mm 9.5mm - 10.4mm = 181
[181 (0.05% / 0.05%)] [345,438 / 921 (99.79)]
10.5mm - 11.4mm 10.5mm - 11.4mm = 134
[134 (0.04% / 0.04%)] [345,572 / 740 (99.82)]
11.5mm - 12.4mm 11.5mm - 12.4mm = 119
[119 (0.03% / 0.03%)] [345,691 / 606 (99.86)]
12.5mm - 13.4mm 12.5mm - 13.4mm = 85
[85 (0.02% / 0.02%)] [345,776 / 487 (99.88)]
13.5mm - 14.4mm 13.5mm - 14.4mm = 80
[80 (0.02% / 0.02%)] [345,856 / 402 (99.91)]
14.5mm - 15.4mm 14.5mm - 15.4mm = 43
[43 (0.01% / 0.01%)] [345,899 / 322 (99.92)]
15.5mm - 16.4mm 15.5mm - 16.4mm = 46
[46 (0.01% / 0.01%)] [345,945 / 279 (99.93)]
16.5mm - 17.4mm 16.5mm - 17.4mm = 27
[27 (0.01% / 0.01%)] [345,972 / 233 (99.94)]
17.5mm - 18.4mm 17.5mm - 18.4mm = 23
[23 (0.01% / 0.01%)] [345,995 / 206 (99.95)]
18.5mm - 19.4mm 18.5mm - 19.4mm = 28
[28 (0.01% / 0.01%)] [346,023 / 183 (99.96)]
19.5mm - 20.4mm 19.5mm - 20.4mm = 17
[17 (0.00% / 0.00%)] [346,040 / 155 (99.96)]
20.5mm - 21.4mm 20.5mm - 21.4mm = 9
[9 (0.00% / 0.00%)] [346,049 / 138 (99.96)]
21.5mm - 22.4mm 21.5mm - 22.4mm = 16
[16 (0.00% / 0.00%)] [346,065 / 129 (99.97)]
22.5mm - 23.4mm 22.5mm - 23.4mm = 14
[14 (0.00% / 0.00%)] [346,079 / 113 (99.97)]
23.5mm - 24.4mm 23.5mm - 24.4mm = 9
[9 (0.00% / 0.00%)] [346,088 / 99 (99.97)]
24.5mm - 25.4mm 24.5mm - 25.4mm = 6
[6 (0.00% / 0.00%)] [346,094 / 90 (99.98)]
25.5mm - 26.4mm 25.5mm - 26.4mm = 10
[10 (0.00% / 0.00%)] [346,104 / 84 (99.98)]
26.5mm - 27.4mm 26.5mm - 27.4mm = 11
[11 (0.00% / 0.00%)] [346,115 / 74 (99.98)]
27.5mm - 28.4mm 27.5mm - 28.4mm = 7
[7 (0.00% / 0.00%)] [346,122 / 63 (99.98)]
28.5mm - 29.4mm 28.5mm - 29.4mm = 6
[6 (0.00% / 0.00%)] [346,128 / 56 (99.99)]
29.5mm - 30.4mm 29.5mm - 30.4mm = 5
[5 (0.00% / 0.00%)] [346,133 / 50 (99.99)]
30.5mm - 31.4mm 30.5mm - 31.4mm = 2
[2 (0.00% / 0.00%)] [346,135 / 45 (99.99)]
31.5mm - 32.4mm 31.5mm - 32.4mm = 8
[8 (0.00% / 0.00%)] [346,143 / 43 (99.99)]
32.5mm - 33.4mm 32.5mm - 33.4mm = 5
[5 (0.00% / 0.00%)] [346,148 / 35 (99.99)]
33.5mm - 34.4mm 33.5mm - 34.4mm = 2
[2 (0.00% / 0.00%)] [346,150 / 30 (99.99)]
34.5mm - 35.4mm 34.5mm - 35.4mm = 4
[4 (0.00% / 0.00%)] [346,154 / 28 (99.99)]
35.5mm - 36.4mm 35.5mm - 36.4mm = 6
[6 (0.00% / 0.00%)] [346,160 / 24 (99.99)]
36.5mm - 37.4mm 36.5mm - 37.4mm = 4
[4 (0.00% / 0.00%)] [346,164 / 18 (100.00)]
37.5mm - 38.4mm 37.5mm - 38.4mm = 2
[2 (0.00% / 0.00%)] [346,166 / 14 (100.00)]
38.5mm - 39.4mm 38.5mm - 39.4mm = 1
[1 (0.00% / 0.00%)] [346,167 / 12 (100.00)]
40.5mm - 41.4mm 40.5mm - 41.4mm = 1
[1 (0.00% / 0.00%)] [346,168 / 11 (100.00)]
43.5mm - 44.4mm 43.5mm - 44.4mm = 2
[2 (0.00% / 0.00%)] [346,170 / 10 (100.00)]
44.5mm - 45.4mm 44.5mm - 45.4mm = 2
[2 (0.00% / 0.00%)] [346,172 / 8 (100.00)]
45.5mm - 46.4mm 45.5mm - 46.4mm = 1
[1 (0.00% / 0.00%)] [346,173 / 6 (100.00)]
48.5mm - 49.4mm 48.5mm - 49.4mm = 1
[1 (0.00% / 0.00%)] [346,174 / 5 (100.00)]
51.5mm - 52.4mm 51.5mm - 52.4mm = 1
[1 (0.00% / 0.00%)] [346,175 / 4 (100.00)]
56.5mm - 57.4mm 56.5mm - 57.4mm = 1
[1 (0.00% / 0.00%)] [346,176 / 3 (100.00)]
64.5mm - 65.4mm 64.5mm - 65.4mm = 1
[1 (0.00% / 0.00%)] [346,177 / 2 (100.00)]
79.5mm - 80.4mm 79.5mm - 80.4mm = 1
[1 (0.00% / 0.00%)] [346,178 / 1 (100.00)]

欠測回数 (535 / 0.15%)

風向

静穏 静穏 = 69,504
[69,504 (20.05% / 20.07%)]
北北東 北北東 = 11,139
[11,139 (3.21% / 3.22%)]
北東 北東 = 12,055
[12,055 (3.48% / 3.48%)]
東北東 東北東 = 18,632
[18,632 (5.37% / 5.38%)]
東 = 40,650
[40,650 (11.72% / 11.74%)]
東南東 東南東 = 27,042
[27,042 (7.80% / 7.81%)]
南東 南東 = 14,449
[14,449 (4.17% / 4.17%)]
南南東 南南東 = 10,870
[10,870 (3.14% / 3.14%)]
南 = 11,625
[11,625 (3.35% / 3.36%)]
南南西 南南西 = 15,934
[15,934 (4.60% / 4.60%)]
南西 南西 = 16,273
[16,273 (4.69% / 4.70%)]
西南西 西南西 = 9,592
[9,592 (2.77% / 2.77%)]
西 西 = 5,562
[5,562 (1.60% / 1.61%)]
西北西 西北西 = 11,362
[11,362 (3.28% / 3.28%)]
北西 北西 = 26,640
[26,640 (7.68% / 7.69%)]
北北西 北北西 = 26,021
[26,021 (7.51% / 7.51%)]
北 = 18,935
[18,935 (5.46% / 5.47%)]

欠測回数 (428 / 0.12%)

風速

0.0m/s - 0.4m/s 0.0m/s - 0.4m/s = 74,384
[74,384 (21.45% / 21.48%)] [74,384 / 346,306 (21.48)]
0.5m/s - 1.4m/s 0.5m/s - 1.4m/s = 119,954
[119,954 (34.60% / 34.64%)] [194,338 / 271,922 (56.12)]
1.5m/s - 2.4m/s 1.5m/s - 2.4m/s = 80,135
[80,135 (23.11% / 23.14%)] [274,473 / 151,968 (79.26)]
2.5m/s - 3.4m/s 2.5m/s - 3.4m/s = 42,261
[42,261 (12.19% / 12.20%)] [316,734 / 71,833 (91.46)]
3.5m/s - 4.4m/s 3.5m/s - 4.4m/s = 17,783
[17,783 (5.13% / 5.14%)] [334,517 / 29,572 (96.60)]
4.5m/s - 5.4m/s 4.5m/s - 5.4m/s = 7,578
[7,578 (2.19% / 2.19%)] [342,095 / 11,789 (98.78)]
5.5m/s - 6.4m/s 5.5m/s - 6.4m/s = 2,905
[2,905 (0.84% / 0.84%)] [345,000 / 4,211 (99.62)]
6.5m/s - 7.4m/s 6.5m/s - 7.4m/s = 938
[938 (0.27% / 0.27%)] [345,938 / 1,306 (99.89)]
7.5m/s - 8.4m/s 7.5m/s - 8.4m/s = 273
[273 (0.08% / 0.08%)] [346,211 / 368 (99.97)]
8.5m/s - 9.4m/s 8.5m/s - 9.4m/s = 66
[66 (0.02% / 0.02%)] [346,277 / 95 (99.99)]
9.5m/s - 10.4m/s 9.5m/s - 10.4m/s = 21
[21 (0.01% / 0.01%)] [346,298 / 29 (100.00)]
10.5m/s - 11.4m/s 10.5m/s - 11.4m/s = 7
[7 (0.00% / 0.00%)] [346,305 / 8 (100.00)]
11.5m/s - 12.4m/s 11.5m/s - 12.4m/s = 1
[1 (0.00% / 0.00%)] [346,306 / 1 (100.00)]

欠測回数 (407 / 0.12%)

気温

-8.5℃ - -7.6℃ -8.5℃ - -7.6℃ = 4
[4 (0.00% / 0.00%)] [4 / 346,412 (0.00)]
-7.5℃ - -6.6℃ -7.5℃ - -6.6℃ = 26
[26 (0.01% / 0.01%)] [30 / 346,408 (0.01)]
-6.5℃ - -5.6℃ -6.5℃ - -5.6℃ = 139
[139 (0.04% / 0.04%)] [169 / 346,382 (0.05)]
-5.5℃ - -4.6℃ -5.5℃ - -4.6℃ = 328
[328 (0.09% / 0.09%)] [497 / 346,243 (0.14)]
-4.5℃ - -3.6℃ -4.5℃ - -3.6℃ = 803
[803 (0.23% / 0.23%)] [1,300 / 345,915 (0.38)]
-3.5℃ - -2.6℃ -3.5℃ - -2.6℃ = 1,609
[1,609 (0.46% / 0.46%)] [2,909 / 345,112 (0.84)]
-2.5℃ - -1.6℃ -2.5℃ - -1.6℃ = 2,516
[2,516 (0.73% / 0.73%)] [5,425 / 343,503 (1.57)]
-1.5℃ - -0.6℃ -1.5℃ - -0.6℃ = 3,763
[3,763 (1.09% / 1.09%)] [9,188 / 340,987 (2.65)]
-0.5℃ - 0.4℃ -0.5℃ - 0.4℃ = 9,922
[9,922 (2.86% / 2.86%)] [19,110 / 337,224 (5.52)]
0.5℃ - 1.4℃ 0.5℃ - 1.4℃ = 6,514
[6,514 (1.88% / 1.88%)] [25,624 / 327,302 (7.40)]
1.5℃ - 2.4℃ 1.5℃ - 2.4℃ = 7,359
[7,359 (2.12% / 2.12%)] [32,983 / 320,788 (9.52)]
2.5℃ - 3.4℃ 2.5℃ - 3.4℃ = 8,284
[8,284 (2.39% / 2.39%)] [41,267 / 313,429 (11.91)]
3.5℃ - 4.4℃ 3.5℃ - 4.4℃ = 9,307
[9,307 (2.68% / 2.69%)] [50,574 / 305,145 (14.60)]
4.5℃ - 5.4℃ 4.5℃ - 5.4℃ = 9,802
[9,802 (2.83% / 2.83%)] [60,376 / 295,838 (17.43)]
5.5℃ - 6.4℃ 5.5℃ - 6.4℃ = 10,623
[10,623 (3.06% / 3.07%)] [70,999 / 286,036 (20.50)]
6.5℃ - 7.4℃ 6.5℃ - 7.4℃ = 10,980
[10,980 (3.17% / 3.17%)] [81,979 / 275,413 (23.67)]
7.5℃ - 8.4℃ 7.5℃ - 8.4℃ = 11,284
[11,284 (3.25% / 3.26%)] [93,263 / 264,433 (26.92)]
8.5℃ - 9.4℃ 8.5℃ - 9.4℃ = 11,491
[11,491 (3.31% / 3.32%)] [104,754 / 253,149 (30.24)]
9.5℃ - 10.4℃ 9.5℃ - 10.4℃ = 11,460
[11,460 (3.31% / 3.31%)] [116,214 / 241,658 (33.55)]
10.5℃ - 11.4℃ 10.5℃ - 11.4℃ = 11,073
[11,073 (3.19% / 3.20%)] [127,287 / 230,198 (36.74)]
11.5℃ - 12.4℃ 11.5℃ - 12.4℃ = 11,167
[11,167 (3.22% / 3.22%)] [138,454 / 219,125 (39.97)]
12.5℃ - 13.4℃ 12.5℃ - 13.4℃ = 11,414
[11,414 (3.29% / 3.29%)] [149,868 / 207,958 (43.26)]
13.5℃ - 14.4℃ 13.5℃ - 14.4℃ = 11,546
[11,546 (3.33% / 3.33%)] [161,414 / 196,544 (46.60)]
14.5℃ - 15.4℃ 14.5℃ - 15.4℃ = 11,722
[11,722 (3.38% / 3.38%)] [173,136 / 184,998 (49.98)]
15.5℃ - 16.4℃ 15.5℃ - 16.4℃ = 12,443
[12,443 (3.59% / 3.59%)] [185,579 / 173,276 (53.57)]
16.5℃ - 17.4℃ 16.5℃ - 17.4℃ = 13,151
[13,151 (3.79% / 3.80%)] [198,730 / 160,833 (57.37)]
17.5℃ - 18.4℃ 17.5℃ - 18.4℃ = 13,912
[13,912 (4.01% / 4.02%)] [212,642 / 147,682 (61.38)]
18.5℃ - 19.4℃ 18.5℃ - 19.4℃ = 14,058
[14,058 (4.05% / 4.06%)] [226,700 / 133,770 (65.44)]
19.5℃ - 20.4℃ 19.5℃ - 20.4℃ = 13,771
[13,771 (3.97% / 3.98%)] [240,471 / 119,712 (69.42)]
20.5℃ - 21.4℃ 20.5℃ - 21.4℃ = 13,677
[13,677 (3.94% / 3.95%)] [254,148 / 105,941 (73.37)]
21.5℃ - 22.4℃ 21.5℃ - 22.4℃ = 13,395
[13,395 (3.86% / 3.87%)] [267,543 / 92,264 (77.23)]
22.5℃ - 23.4℃ 22.5℃ - 23.4℃ = 13,562
[13,562 (3.91% / 3.91%)] [281,105 / 78,869 (81.15)]
23.5℃ - 24.4℃ 23.5℃ - 24.4℃ = 12,594
[12,594 (3.63% / 3.64%)] [293,699 / 65,307 (84.78)]
24.5℃ - 25.4℃ 24.5℃ - 25.4℃ = 11,420
[11,420 (3.29% / 3.30%)] [305,119 / 52,713 (88.08)]
25.5℃ - 26.4℃ 25.5℃ - 26.4℃ = 9,714
[9,714 (2.80% / 2.80%)] [314,833 / 41,293 (90.88)]
26.5℃ - 27.4℃ 26.5℃ - 27.4℃ = 7,622
[7,622 (2.20% / 2.20%)] [322,455 / 31,579 (93.08)]
27.5℃ - 28.4℃ 27.5℃ - 28.4℃ = 5,950
[5,950 (1.72% / 1.72%)] [328,405 / 23,957 (94.80)]
28.5℃ - 29.4℃ 28.5℃ - 29.4℃ = 4,730
[4,730 (1.36% / 1.37%)] [333,135 / 18,007 (96.17)]
29.5℃ - 30.4℃ 29.5℃ - 30.4℃ = 3,831
[3,831 (1.10% / 1.11%)] [336,966 / 13,277 (97.27)]
30.5℃ - 31.4℃ 30.5℃ - 31.4℃ = 3,164
[3,164 (0.91% / 0.91%)] [340,130 / 9,446 (98.19)]
31.5℃ - 32.4℃ 31.5℃ - 32.4℃ = 2,653
[2,653 (0.77% / 0.77%)] [342,783 / 6,282 (98.95)]
32.5℃ - 33.4℃ 32.5℃ - 33.4℃ = 1,770
[1,770 (0.51% / 0.51%)] [344,553 / 3,629 (99.46)]
33.5℃ - 34.4℃ 33.5℃ - 34.4℃ = 1,095
[1,095 (0.32% / 0.32%)] [345,648 / 1,859 (99.78)]
34.5℃ - 35.4℃ 34.5℃ - 35.4℃ = 512
[512 (0.15% / 0.15%)] [346,160 / 764 (99.93)]
35.5℃ - 36.4℃ 35.5℃ - 36.4℃ = 183
[183 (0.05% / 0.05%)] [346,343 / 252 (99.98)]
36.5℃ - 37.4℃ 36.5℃ - 37.4℃ = 51
[51 (0.01% / 0.01%)] [346,394 / 69 (99.99)]
37.5℃ - 38.4℃ 37.5℃ - 38.4℃ = 14
[14 (0.00% / 0.00%)] [346,408 / 18 (100.00)]
38.5℃ - 39.4℃ 38.5℃ - 39.4℃ = 2
[2 (0.00% / 0.00%)] [346,410 / 4 (100.00)]
39.5℃ - 40.4℃ 39.5℃ - 40.4℃ = 2
[2 (0.00% / 0.00%)] [346,412 / 2 (100.00)]

欠測回数 (301 / 0.09%)

日照時間

0.0h 0.0h = 247,669
[247,669 (71.43% / 71.50%)] [247,669 / 346,377 (71.50)]
0.1h 0.1h = 8,041
[8,041 (2.32% / 2.32%)] [255,710 / 98,708 (73.82)]
0.2h 0.2h = 6,318
[6,318 (1.82% / 1.82%)] [262,028 / 90,667 (75.65)]
0.3h 0.3h = 5,516
[5,516 (1.59% / 1.59%)] [267,544 / 84,349 (77.24)]
0.4h 0.4h = 5,137
[5,137 (1.48% / 1.48%)] [272,681 / 78,833 (78.72)]
0.5h 0.5h = 5,164
[5,164 (1.49% / 1.49%)] [277,845 / 73,696 (80.21)]
0.6h 0.6h = 5,233
[5,233 (1.51% / 1.51%)] [283,078 / 68,532 (81.73)]
0.7h 0.7h = 5,720
[5,720 (1.65% / 1.65%)] [288,798 / 63,299 (83.38)]
0.8h 0.8h = 6,350
[6,350 (1.83% / 1.83%)] [295,148 / 57,579 (85.21)]
0.9h 0.9h = 8,019
[8,019 (2.31% / 2.32%)] [303,167 / 51,229 (87.53)]
1.0h 1.0h = 43,210
[43,210 (12.46% / 12.47%)] [346,377 / 43,210 (100.00)]

欠測回数 (336 / 0.10%)