観測所番号 40341
都道府県 茨城県 [ 地域ポータル ]
所在地 茨城県土浦市木田余東台 (茨城県土浦市)
観測月数 502
観測回数 366,394
観測期間
期間 名前 緯度 経度 高度 風速計高さ
1974年11月01日 〜 1978年01月11日 土浦 (ツチウラ) 36.095N 140.207E 26m 0.0m
1978年01月12日 〜 1986年04月15日 土浦 (ツチウラ) 36.095N 140.207E 26m 6.5m
1986年04月16日 〜 2008年01月24日 土浦 (ツチウラ) 36.095N 140.207E 26m 6.5m
2008年01月25日 〜 2009年12月24日 土浦 (ツチウラ) 36.095N 140.207E 26m 6.5m
2009年12月25日 〜 2017年07月99日 土浦 (ツチウラ) 36.103N 140.220E 26m 6.5m
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
40336 つくば(茨城県) 9.96km 239度
40905 つくば(茨城県) 9.96km 239度
40241 柿岡(茨城県) 14.71km 348度
40242 筑波山(茨城県) 17.43km 320度
40243 筑波山(茨城県) 17.43km 320度
40251 美野里(茨城県) 17.62km 32度
40391 江戸崎(茨城県) 18.25km 150度
40246 愛宕山(茨城県) 20.99km 8度
40282 常総(茨城県) 21.64km 273度
40426 龍ケ崎(茨城県) 23.65km 181度
40281 下妻(茨城県) 25.78km 286度
45061 我孫子(千葉県) 28.42km 200度
40311 鉾田(茨城県) 28.56km 75度
40231 下館(茨城県) 28.81km 313度

全期間統計

降水量

0.0mm - 0.4mm 0.0mm - 0.4mm = 343,064
[343,064 (93.63% / 93.83%)] [343,064 / 365,642 (93.83)]
0.5mm - 1.4mm 0.5mm - 1.4mm = 12,705
[12,705 (3.47% / 3.47%)] [355,769 / 22,578 (97.30)]
1.5mm - 2.4mm 1.5mm - 2.4mm = 4,435
[4,435 (1.21% / 1.21%)] [360,204 / 9,873 (98.51)]
2.5mm - 3.4mm 2.5mm - 3.4mm = 2,043
[2,043 (0.56% / 0.56%)] [362,247 / 5,438 (99.07)]
3.5mm - 4.4mm 3.5mm - 4.4mm = 1,047
[1,047 (0.29% / 0.29%)] [363,294 / 3,395 (99.36)]
4.5mm - 5.4mm 4.5mm - 5.4mm = 658
[658 (0.18% / 0.18%)] [363,952 / 2,348 (99.54)]
5.5mm - 6.4mm 5.5mm - 6.4mm = 416
[416 (0.11% / 0.11%)] [364,368 / 1,690 (99.65)]
6.5mm - 7.4mm 6.5mm - 7.4mm = 276
[276 (0.08% / 0.08%)] [364,644 / 1,274 (99.73)]
7.5mm - 8.4mm 7.5mm - 8.4mm = 216
[216 (0.06% / 0.06%)] [364,860 / 998 (99.79)]
8.5mm - 9.4mm 8.5mm - 9.4mm = 154
[154 (0.04% / 0.04%)] [365,014 / 782 (99.83)]
9.5mm - 10.4mm 9.5mm - 10.4mm = 121
[121 (0.03% / 0.03%)] [365,135 / 628 (99.86)]
10.5mm - 11.4mm 10.5mm - 11.4mm = 108
[108 (0.03% / 0.03%)] [365,243 / 507 (99.89)]
11.5mm - 12.4mm 11.5mm - 12.4mm = 68
[68 (0.02% / 0.02%)] [365,311 / 399 (99.91)]
12.5mm - 13.4mm 12.5mm - 13.4mm = 61
[61 (0.02% / 0.02%)] [365,372 / 331 (99.93)]
13.5mm - 14.4mm 13.5mm - 14.4mm = 41
[41 (0.01% / 0.01%)] [365,413 / 270 (99.94)]
14.5mm - 15.4mm 14.5mm - 15.4mm = 28
[28 (0.01% / 0.01%)] [365,441 / 229 (99.95)]
15.5mm - 16.4mm 15.5mm - 16.4mm = 29
[29 (0.01% / 0.01%)] [365,470 / 201 (99.95)]
16.5mm - 17.4mm 16.5mm - 17.4mm = 19
[19 (0.01% / 0.01%)] [365,489 / 172 (99.96)]
17.5mm - 18.4mm 17.5mm - 18.4mm = 22
[22 (0.01% / 0.01%)] [365,511 / 153 (99.96)]
18.5mm - 19.4mm 18.5mm - 19.4mm = 15
[15 (0.00% / 0.00%)] [365,526 / 131 (99.97)]
19.5mm - 20.4mm 19.5mm - 20.4mm = 15
[15 (0.00% / 0.00%)] [365,541 / 116 (99.97)]
20.5mm - 21.4mm 20.5mm - 21.4mm = 21
[21 (0.01% / 0.01%)] [365,562 / 101 (99.98)]
21.5mm - 22.4mm 21.5mm - 22.4mm = 8
[8 (0.00% / 0.00%)] [365,570 / 80 (99.98)]
22.5mm - 23.4mm 22.5mm - 23.4mm = 11
[11 (0.00% / 0.00%)] [365,581 / 72 (99.98)]
23.5mm - 24.4mm 23.5mm - 24.4mm = 11
[11 (0.00% / 0.00%)] [365,592 / 61 (99.99)]
24.5mm - 25.4mm 24.5mm - 25.4mm = 5
[5 (0.00% / 0.00%)] [365,597 / 50 (99.99)]
25.5mm - 26.4mm 25.5mm - 26.4mm = 6
[6 (0.00% / 0.00%)] [365,603 / 45 (99.99)]
26.5mm - 27.4mm 26.5mm - 27.4mm = 1
[1 (0.00% / 0.00%)] [365,604 / 39 (99.99)]
27.5mm - 28.4mm 27.5mm - 28.4mm = 4
[4 (0.00% / 0.00%)] [365,608 / 38 (99.99)]
28.5mm - 29.4mm 28.5mm - 29.4mm = 5
[5 (0.00% / 0.00%)] [365,613 / 34 (99.99)]
29.5mm - 30.4mm 29.5mm - 30.4mm = 4
[4 (0.00% / 0.00%)] [365,617 / 29 (99.99)]
30.5mm - 31.4mm 30.5mm - 31.4mm = 1
[1 (0.00% / 0.00%)] [365,618 / 25 (99.99)]
31.5mm - 32.4mm 31.5mm - 32.4mm = 5
[5 (0.00% / 0.00%)] [365,623 / 24 (99.99)]
32.5mm - 33.4mm 32.5mm - 33.4mm = 3
[3 (0.00% / 0.00%)] [365,626 / 19 (100.00)]
33.5mm - 34.4mm 33.5mm - 34.4mm = 3
[3 (0.00% / 0.00%)] [365,629 / 16 (100.00)]
34.5mm - 35.4mm 34.5mm - 35.4mm = 2
[2 (0.00% / 0.00%)] [365,631 / 13 (100.00)]
35.5mm - 36.4mm 35.5mm - 36.4mm = 1
[1 (0.00% / 0.00%)] [365,632 / 11 (100.00)]
36.5mm - 37.4mm 36.5mm - 37.4mm = 4
[4 (0.00% / 0.00%)] [365,636 / 10 (100.00)]
37.5mm - 38.4mm 37.5mm - 38.4mm = 2
[2 (0.00% / 0.00%)] [365,638 / 6 (100.00)]
39.5mm - 40.4mm 39.5mm - 40.4mm = 1
[1 (0.00% / 0.00%)] [365,639 / 4 (100.00)]
40.5mm - 41.4mm 40.5mm - 41.4mm = 1
[1 (0.00% / 0.00%)] [365,640 / 3 (100.00)]
51.5mm - 52.4mm 51.5mm - 52.4mm = 1
[1 (0.00% / 0.00%)] [365,641 / 2 (100.00)]
61.5mm - 62.4mm 61.5mm - 62.4mm = 1
[1 (0.00% / 0.00%)] [365,642 / 1 (100.00)]

欠測回数 (752 / 0.21%)

風向

静穏 静穏 = 65,167
[65,167 (17.79% / 18.62%)]
北北東 北北東 = 16,574
[16,574 (4.52% / 4.74%)]
北東 北東 = 13,990
[13,990 (3.82% / 4.00%)]
東北東 東北東 = 63,527
[63,527 (17.34% / 18.16%)]
東 = 44,959
[44,959 (12.27% / 12.85%)]
東南東 東南東 = 11,484
[11,484 (3.13% / 3.28%)]
南東 南東 = 7,206
[7,206 (1.97% / 2.06%)]
南南東 南南東 = 7,588
[7,588 (2.07% / 2.17%)]
南 = 16,963
[16,963 (4.63% / 4.85%)]
南南西 南南西 = 9,655
[9,655 (2.64% / 2.76%)]
南西 南西 = 5,027
[5,027 (1.37% / 1.44%)]
西南西 西南西 = 10,483
[10,483 (2.86% / 3.00%)]
西 西 = 39,734
[39,734 (10.84% / 11.36%)]
西北西 西北西 = 16,995
[16,995 (4.64% / 4.86%)]
北西 北西 = 5,097
[5,097 (1.39% / 1.46%)]
北北西 北北西 = 5,920
[5,920 (1.62% / 1.69%)]
北 = 9,522
[9,522 (2.60% / 2.72%)]

欠測回数 (16,503 / 4.50%)

風速

0.0m/s - 0.4m/s 0.0m/s - 0.4m/s = 67,576
[67,576 (18.44% / 19.31%)] [67,576 / 349,892 (19.31)]
0.5m/s - 1.4m/s 0.5m/s - 1.4m/s = 132,591
[132,591 (36.19% / 37.89%)] [200,167 / 282,316 (57.21)]
1.5m/s - 2.4m/s 1.5m/s - 2.4m/s = 85,258
[85,258 (23.27% / 24.37%)] [285,425 / 149,725 (81.58)]
2.5m/s - 3.4m/s 2.5m/s - 3.4m/s = 39,870
[39,870 (10.88% / 11.39%)] [325,295 / 64,467 (92.97)]
3.5m/s - 4.4m/s 3.5m/s - 4.4m/s = 15,707
[15,707 (4.29% / 4.49%)] [341,002 / 24,597 (97.46)]
4.5m/s - 5.4m/s 4.5m/s - 5.4m/s = 5,865
[5,865 (1.60% / 1.68%)] [346,867 / 8,890 (99.14)]
5.5m/s - 6.4m/s 5.5m/s - 6.4m/s = 2,008
[2,008 (0.55% / 0.57%)] [348,875 / 3,025 (99.71)]
6.5m/s - 7.4m/s 6.5m/s - 7.4m/s = 691
[691 (0.19% / 0.20%)] [349,566 / 1,017 (99.91)]
7.5m/s - 8.4m/s 7.5m/s - 8.4m/s = 234
[234 (0.06% / 0.07%)] [349,800 / 326 (99.97)]
8.5m/s - 9.4m/s 8.5m/s - 9.4m/s = 66
[66 (0.02% / 0.02%)] [349,866 / 92 (99.99)]
9.5m/s - 10.4m/s 9.5m/s - 10.4m/s = 14
[14 (0.00% / 0.00%)] [349,880 / 26 (100.00)]
10.5m/s - 11.4m/s 10.5m/s - 11.4m/s = 10
[10 (0.00% / 0.00%)] [349,890 / 12 (100.00)]
11.5m/s - 12.4m/s 11.5m/s - 12.4m/s = 1
[1 (0.00% / 0.00%)] [349,891 / 2 (100.00)]
12.5m/s - 13.4m/s 12.5m/s - 13.4m/s = 1
[1 (0.00% / 0.00%)] [349,892 / 1 (100.00)]

欠測回数 (16,502 / 4.50%)

気温

-7.5℃ - -6.6℃ -7.5℃ - -6.6℃ = 1
[1 (0.00% / 0.00%)] [1 / 350,012 (0.00)]
-6.5℃ - -5.6℃ -6.5℃ - -5.6℃ = 29
[29 (0.01% / 0.01%)] [30 / 350,011 (0.01)]
-5.5℃ - -4.6℃ -5.5℃ - -4.6℃ = 98
[98 (0.03% / 0.03%)] [128 / 349,982 (0.04)]
-4.5℃ - -3.6℃ -4.5℃ - -3.6℃ = 309
[309 (0.08% / 0.09%)] [437 / 349,884 (0.12)]
-3.5℃ - -2.6℃ -3.5℃ - -2.6℃ = 721
[721 (0.20% / 0.21%)] [1,158 / 349,575 (0.33)]
-2.5℃ - -1.6℃ -2.5℃ - -1.6℃ = 1,559
[1,559 (0.43% / 0.45%)] [2,717 / 348,854 (0.78)]
-1.5℃ - -0.6℃ -1.5℃ - -0.6℃ = 2,825
[2,825 (0.77% / 0.81%)] [5,542 / 347,295 (1.58)]
-0.5℃ - 0.4℃ -0.5℃ - 0.4℃ = 10,036
[10,036 (2.74% / 2.87%)] [15,578 / 344,470 (4.45)]
0.5℃ - 1.4℃ 0.5℃ - 1.4℃ = 7,378
[7,378 (2.01% / 2.11%)] [22,956 / 334,434 (6.56)]
1.5℃ - 2.4℃ 1.5℃ - 2.4℃ = 8,463
[8,463 (2.31% / 2.42%)] [31,419 / 327,056 (8.98)]
2.5℃ - 3.4℃ 2.5℃ - 3.4℃ = 9,617
[9,617 (2.62% / 2.75%)] [41,036 / 318,593 (11.72)]
3.5℃ - 4.4℃ 3.5℃ - 4.4℃ = 11,093
[11,093 (3.03% / 3.17%)] [52,129 / 308,976 (14.89)]
4.5℃ - 5.4℃ 4.5℃ - 5.4℃ = 11,474
[11,474 (3.13% / 3.28%)] [63,603 / 297,883 (18.17)]
5.5℃ - 6.4℃ 5.5℃ - 6.4℃ = 12,382
[12,382 (3.38% / 3.54%)] [75,985 / 286,409 (21.71)]
6.5℃ - 7.4℃ 6.5℃ - 7.4℃ = 12,363
[12,363 (3.37% / 3.53%)] [88,348 / 274,027 (25.24)]
7.5℃ - 8.4℃ 7.5℃ - 8.4℃ = 12,483
[12,483 (3.41% / 3.57%)] [100,831 / 261,664 (28.81)]
8.5℃ - 9.4℃ 8.5℃ - 9.4℃ = 11,957
[11,957 (3.26% / 3.42%)] [112,788 / 249,181 (32.22)]
9.5℃ - 10.4℃ 9.5℃ - 10.4℃ = 11,571
[11,571 (3.16% / 3.31%)] [124,359 / 237,224 (35.53)]
10.5℃ - 11.4℃ 10.5℃ - 11.4℃ = 11,383
[11,383 (3.11% / 3.25%)] [135,742 / 225,653 (38.78)]
11.5℃ - 12.4℃ 11.5℃ - 12.4℃ = 10,766
[10,766 (2.94% / 3.08%)] [146,508 / 214,270 (41.86)]
12.5℃ - 13.4℃ 12.5℃ - 13.4℃ = 11,178
[11,178 (3.05% / 3.19%)] [157,686 / 203,504 (45.05)]
13.5℃ - 14.4℃ 13.5℃ - 14.4℃ = 11,189
[11,189 (3.05% / 3.20%)] [168,875 / 192,326 (48.25)]
14.5℃ - 15.4℃ 14.5℃ - 15.4℃ = 11,592
[11,592 (3.16% / 3.31%)] [180,467 / 181,137 (51.56)]
15.5℃ - 16.4℃ 15.5℃ - 16.4℃ = 12,809
[12,809 (3.50% / 3.66%)] [193,276 / 169,545 (55.22)]
16.5℃ - 17.4℃ 16.5℃ - 17.4℃ = 13,238
[13,238 (3.61% / 3.78%)] [206,514 / 156,736 (59.00)]
17.5℃ - 18.4℃ 17.5℃ - 18.4℃ = 14,258
[14,258 (3.89% / 4.07%)] [220,772 / 143,498 (63.08)]
18.5℃ - 19.4℃ 18.5℃ - 19.4℃ = 14,589
[14,589 (3.98% / 4.17%)] [235,361 / 129,240 (67.24)]
19.5℃ - 20.4℃ 19.5℃ - 20.4℃ = 14,462
[14,462 (3.95% / 4.13%)] [249,823 / 114,651 (71.38)]
20.5℃ - 21.4℃ 20.5℃ - 21.4℃ = 13,689
[13,689 (3.74% / 3.91%)] [263,512 / 100,189 (75.29)]
21.5℃ - 22.4℃ 21.5℃ - 22.4℃ = 13,271
[13,271 (3.62% / 3.79%)] [276,783 / 86,500 (79.08)]
22.5℃ - 23.4℃ 22.5℃ - 23.4℃ = 12,633
[12,633 (3.45% / 3.61%)] [289,416 / 73,229 (82.69)]
23.5℃ - 24.4℃ 23.5℃ - 24.4℃ = 12,255
[12,255 (3.34% / 3.50%)] [301,671 / 60,596 (86.19)]
24.5℃ - 25.4℃ 24.5℃ - 25.4℃ = 11,523
[11,523 (3.14% / 3.29%)] [313,194 / 48,341 (89.48)]
25.5℃ - 26.4℃ 25.5℃ - 26.4℃ = 9,334
[9,334 (2.55% / 2.67%)] [322,528 / 36,818 (92.15)]
26.5℃ - 27.4℃ 26.5℃ - 27.4℃ = 6,934
[6,934 (1.89% / 1.98%)] [329,462 / 27,484 (94.13)]
27.5℃ - 28.4℃ 27.5℃ - 28.4℃ = 5,338
[5,338 (1.46% / 1.53%)] [334,800 / 20,550 (95.65)]
28.5℃ - 29.4℃ 28.5℃ - 29.4℃ = 4,203
[4,203 (1.15% / 1.20%)] [339,003 / 15,212 (96.85)]
29.5℃ - 30.4℃ 29.5℃ - 30.4℃ = 3,267
[3,267 (0.89% / 0.93%)] [342,270 / 11,009 (97.79)]
30.5℃ - 31.4℃ 30.5℃ - 31.4℃ = 2,685
[2,685 (0.73% / 0.77%)] [344,955 / 7,742 (98.56)]
31.5℃ - 32.4℃ 31.5℃ - 32.4℃ = 2,176
[2,176 (0.59% / 0.62%)] [347,131 / 5,057 (99.18)]
32.5℃ - 33.4℃ 32.5℃ - 33.4℃ = 1,508
[1,508 (0.41% / 0.43%)] [348,639 / 2,881 (99.61)]
33.5℃ - 34.4℃ 33.5℃ - 34.4℃ = 890
[890 (0.24% / 0.25%)] [349,529 / 1,373 (99.86)]
34.5℃ - 35.4℃ 34.5℃ - 35.4℃ = 361
[361 (0.10% / 0.10%)] [349,890 / 483 (99.97)]
35.5℃ - 36.4℃ 35.5℃ - 36.4℃ = 93
[93 (0.03% / 0.03%)] [349,983 / 122 (99.99)]
36.5℃ - 37.4℃ 36.5℃ - 37.4℃ = 24
[24 (0.01% / 0.01%)] [350,007 / 29 (100.00)]
37.5℃ - 38.4℃ 37.5℃ - 38.4℃ = 5
[5 (0.00% / 0.00%)] [350,012 / 5 (100.00)]

欠測回数 (16,382 / 4.47%)

日照時間

0.0h 0.0h = 248,584
[248,584 (67.85% / 71.01%)] [248,584 / 350,078 (71.01)]
0.1h 0.1h = 7,295
[7,295 (1.99% / 2.08%)] [255,879 / 101,494 (73.09)]
0.2h 0.2h = 5,450
[5,450 (1.49% / 1.56%)] [261,329 / 94,199 (74.65)]
0.3h 0.3h = 4,979
[4,979 (1.36% / 1.42%)] [266,308 / 88,749 (76.07)]
0.4h 0.4h = 4,821
[4,821 (1.32% / 1.38%)] [271,129 / 83,770 (77.45)]
0.5h 0.5h = 4,835
[4,835 (1.32% / 1.38%)] [275,964 / 78,949 (78.83)]
0.6h 0.6h = 4,736
[4,736 (1.29% / 1.35%)] [280,700 / 74,114 (80.18)]
0.7h 0.7h = 4,925
[4,925 (1.34% / 1.41%)] [285,625 / 69,378 (81.59)]
0.8h 0.8h = 5,445
[5,445 (1.49% / 1.56%)] [291,070 / 64,453 (83.14)]
0.9h 0.9h = 7,228
[7,228 (1.97% / 2.06%)] [298,298 / 59,008 (85.21)]
1.0h 1.0h = 51,780
[51,780 (14.13% / 14.79%)] [350,078 / 51,780 (100.00)]

欠測回数 (16,316 / 4.45%)