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 486
観測回数 354,706
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 〜 2016年08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 = 332,224
[332,224 (93.66% / 93.86%)] [332,224 / 353,954 (93.86%)]
0.5mm - 1.4mm 0.5mm - 1.4mm = 12,201
[12,201 (3.44% / 3.45%)] [344,425 / 21,730 (97.31%)]
1.5mm - 2.4mm 1.5mm - 2.4mm = 4,289
[4,289 (1.21% / 1.21%)] [348,714 / 9,529 (98.52%)]
2.5mm - 3.4mm 2.5mm - 3.4mm = 1,960
[1,960 (0.55% / 0.55%)] [350,674 / 5,240 (99.07%)]
3.5mm - 4.4mm 3.5mm - 4.4mm = 1,018
[1,018 (0.29% / 0.29%)] [351,692 / 3,280 (99.36%)]
4.5mm - 5.4mm 4.5mm - 5.4mm = 633
[633 (0.18% / 0.18%)] [352,325 / 2,262 (99.54%)]
5.5mm - 6.4mm 5.5mm - 6.4mm = 398
[398 (0.11% / 0.11%)] [352,723 / 1,629 (99.65%)]
6.5mm - 7.4mm 6.5mm - 7.4mm = 270
[270 (0.08% / 0.08%)] [352,993 / 1,231 (99.73%)]
7.5mm - 8.4mm 7.5mm - 8.4mm = 206
[206 (0.06% / 0.06%)] [353,199 / 961 (99.79%)]
8.5mm - 9.4mm 8.5mm - 9.4mm = 149
[149 (0.04% / 0.04%)] [353,348 / 755 (99.83%)]
9.5mm - 10.4mm 9.5mm - 10.4mm = 116
[116 (0.03% / 0.03%)] [353,464 / 606 (99.86%)]
10.5mm - 11.4mm 10.5mm - 11.4mm = 105
[105 (0.03% / 0.03%)] [353,569 / 490 (99.89%)]
11.5mm - 12.4mm 11.5mm - 12.4mm = 66
[66 (0.02% / 0.02%)] [353,635 / 385 (99.91%)]
12.5mm - 13.4mm 12.5mm - 13.4mm = 60
[60 (0.02% / 0.02%)] [353,695 / 319 (99.93%)]
13.5mm - 14.4mm 13.5mm - 14.4mm = 40
[40 (0.01% / 0.01%)] [353,735 / 259 (99.94%)]
14.5mm - 15.4mm 14.5mm - 15.4mm = 28
[28 (0.01% / 0.01%)] [353,763 / 219 (99.95%)]
15.5mm - 16.4mm 15.5mm - 16.4mm = 27
[27 (0.01% / 0.01%)] [353,790 / 191 (99.95%)]
16.5mm - 17.4mm 16.5mm - 17.4mm = 19
[19 (0.01% / 0.01%)] [353,809 / 164 (99.96%)]
17.5mm - 18.4mm 17.5mm - 18.4mm = 21
[21 (0.01% / 0.01%)] [353,830 / 145 (99.96%)]
18.5mm - 19.4mm 18.5mm - 19.4mm = 13
[13 (0.00% / 0.00%)] [353,843 / 124 (99.97%)]
19.5mm - 20.4mm 19.5mm - 20.4mm = 13
[13 (0.00% / 0.00%)] [353,856 / 111 (99.97%)]
20.5mm - 21.4mm 20.5mm - 21.4mm = 20
[20 (0.01% / 0.01%)] [353,876 / 98 (99.98%)]
21.5mm - 22.4mm 21.5mm - 22.4mm = 8
[8 (0.00% / 0.00%)] [353,884 / 78 (99.98%)]
22.5mm - 23.4mm 22.5mm - 23.4mm = 11
[11 (0.00% / 0.00%)] [353,895 / 70 (99.98%)]
23.5mm - 24.4mm 23.5mm - 24.4mm = 11
[11 (0.00% / 0.00%)] [353,906 / 59 (99.99%)]
24.5mm - 25.4mm 24.5mm - 25.4mm = 5
[5 (0.00% / 0.00%)] [353,911 / 48 (99.99%)]
25.5mm - 26.4mm 25.5mm - 26.4mm = 5
[5 (0.00% / 0.00%)] [353,916 / 43 (99.99%)]
26.5mm - 27.4mm 26.5mm - 27.4mm = 1
[1 (0.00% / 0.00%)] [353,917 / 38 (99.99%)]
27.5mm - 28.4mm 27.5mm - 28.4mm = 3
[3 (0.00% / 0.00%)] [353,920 / 37 (99.99%)]
28.5mm - 29.4mm 28.5mm - 29.4mm = 5
[5 (0.00% / 0.00%)] [353,925 / 34 (99.99%)]
29.5mm - 30.4mm 29.5mm - 30.4mm = 4
[4 (0.00% / 0.00%)] [353,929 / 29 (99.99%)]
30.5mm - 31.4mm 30.5mm - 31.4mm = 1
[1 (0.00% / 0.00%)] [353,930 / 25 (99.99%)]
31.5mm - 32.4mm 31.5mm - 32.4mm = 5
[5 (0.00% / 0.00%)] [353,935 / 24 (99.99%)]
32.5mm - 33.4mm 32.5mm - 33.4mm = 3
[3 (0.00% / 0.00%)] [353,938 / 19 (100.00%)]
33.5mm - 34.4mm 33.5mm - 34.4mm = 3
[3 (0.00% / 0.00%)] [353,941 / 16 (100.00%)]
34.5mm - 35.4mm 34.5mm - 35.4mm = 2
[2 (0.00% / 0.00%)] [353,943 / 13 (100.00%)]
35.5mm - 36.4mm 35.5mm - 36.4mm = 1
[1 (0.00% / 0.00%)] [353,944 / 11 (100.00%)]
36.5mm - 37.4mm 36.5mm - 37.4mm = 4
[4 (0.00% / 0.00%)] [353,948 / 10 (100.00%)]
37.5mm - 38.4mm 37.5mm - 38.4mm = 2
[2 (0.00% / 0.00%)] [353,950 / 6 (100.00%)]
39.5mm - 40.4mm 39.5mm - 40.4mm = 1
[1 (0.00% / 0.00%)] [353,951 / 4 (100.00%)]
40.5mm - 41.4mm 40.5mm - 41.4mm = 1
[1 (0.00% / 0.00%)] [353,952 / 3 (100.00%)]
51.5mm - 52.4mm 51.5mm - 52.4mm = 1
[1 (0.00% / 0.00%)] [353,953 / 2 (100.00%)]
61.5mm - 62.4mm 61.5mm - 62.4mm = 1
[1 (0.00% / 0.00%)] [353,954 / 1 (100.00%)]

欠測回数 (752 / 0.21%)

風向

静穏 静穏 = 64,909
[64,909 (18.30% / 19.19%)] [0 / 0 (NA)]
北北東 北北東 = 14,482
[14,482 (4.08% / 4.28%)] [0 / 0 (NA)]
北東 北東 = 12,619
[12,619 (3.56% / 3.73%)] [0 / 0 (NA)]
東北東 東北東 = 62,899
[62,899 (17.73% / 18.60%)] [0 / 0 (NA)]
東 = 44,536
[44,536 (12.56% / 13.17%)] [0 / 0 (NA)]
東南東 東南東 = 11,132
[11,132 (3.14% / 3.29%)] [0 / 0 (NA)]
南東 南東 = 6,723
[6,723 (1.90% / 1.99%)] [0 / 0 (NA)]
南南東 南南東 = 6,954
[6,954 (1.96% / 2.06%)] [0 / 0 (NA)]
南 = 16,341
[16,341 (4.61% / 4.83%)] [0 / 0 (NA)]
南南西 南南西 = 9,109
[9,109 (2.57% / 2.69%)] [0 / 0 (NA)]
南西 南西 = 4,699
[4,699 (1.32% / 1.39%)] [0 / 0 (NA)]
西南西 西南西 = 9,913
[9,913 (2.79% / 2.93%)] [0 / 0 (NA)]
西 西 = 38,911
[38,911 (10.97% / 11.51%)] [0 / 0 (NA)]
西北西 西北西 = 16,179
[16,179 (4.56% / 4.78%)] [0 / 0 (NA)]
北西 北西 = 4,591
[4,591 (1.29% / 1.36%)] [0 / 0 (NA)]
北北西 北北西 = 5,431
[5,431 (1.53% / 1.61%)] [0 / 0 (NA)]
北 = 8,779
[8,779 (2.48% / 2.60%)] [0 / 0 (NA)]

欠測回数 (16,499 / 4.65%)

風速

0.0m/s - 0.4m/s 0.0m/s - 0.4m/s = 66,982
[66,982 (18.88% / 19.80%)] [66,982 / 338,208 (19.80%)]
0.5m/s - 1.4m/s 0.5m/s - 1.4m/s = 128,776
[128,776 (36.30% / 38.08%)] [195,758 / 271,226 (57.88%)]
1.5m/s - 2.4m/s 1.5m/s - 2.4m/s = 81,110
[81,110 (22.87% / 23.98%)] [276,868 / 142,450 (81.86%)]
2.5m/s - 3.4m/s 2.5m/s - 3.4m/s = 37,729
[37,729 (10.64% / 11.16%)] [314,597 / 61,340 (93.02%)]
3.5m/s - 4.4m/s 3.5m/s - 4.4m/s = 15,065
[15,065 (4.25% / 4.45%)] [329,662 / 23,611 (97.47%)]
4.5m/s - 5.4m/s 4.5m/s - 5.4m/s = 5,619
[5,619 (1.58% / 1.66%)] [335,281 / 8,546 (99.13%)]
5.5m/s - 6.4m/s 5.5m/s - 6.4m/s = 1,936
[1,936 (0.55% / 0.57%)] [337,217 / 2,927 (99.71%)]
6.5m/s - 7.4m/s 6.5m/s - 7.4m/s = 672
[672 (0.19% / 0.20%)] [337,889 / 991 (99.91%)]
7.5m/s - 8.4m/s 7.5m/s - 8.4m/s = 228
[228 (0.06% / 0.07%)] [338,117 / 319 (99.97%)]
8.5m/s - 9.4m/s 8.5m/s - 9.4m/s = 65
[65 (0.02% / 0.02%)] [338,182 / 91 (99.99%)]
9.5m/s - 10.4m/s 9.5m/s - 10.4m/s = 14
[14 (0.00% / 0.00%)] [338,196 / 26 (100.00%)]
10.5m/s - 11.4m/s 10.5m/s - 11.4m/s = 10
[10 (0.00% / 0.00%)] [338,206 / 12 (100.00%)]
11.5m/s - 12.4m/s 11.5m/s - 12.4m/s = 1
[1 (0.00% / 0.00%)] [338,207 / 2 (100.00%)]
12.5m/s - 13.4m/s 12.5m/s - 13.4m/s = 1
[1 (0.00% / 0.00%)] [338,208 / 1 (100.00%)]

欠測回数 (16,498 / 4.65%)

気温

-7.5℃ - -6.6℃ -7.5℃ - -6.6℃ = 1
[1 (0.00% / 0.00%)] [1 / 338,328 (0.00%)]
-6.5℃ - -5.6℃ -6.5℃ - -5.6℃ = 29
[29 (0.01% / 0.01%)] [30 / 338,327 (0.01%)]
-5.5℃ - -4.6℃ -5.5℃ - -4.6℃ = 98
[98 (0.03% / 0.03%)] [128 / 338,298 (0.04%)]
-4.5℃ - -3.6℃ -4.5℃ - -3.6℃ = 309
[309 (0.09% / 0.09%)] [437 / 338,200 (0.13%)]
-3.5℃ - -2.6℃ -3.5℃ - -2.6℃ = 711
[711 (0.20% / 0.21%)] [1,148 / 337,891 (0.34%)]
-2.5℃ - -1.6℃ -2.5℃ - -1.6℃ = 1,522
[1,522 (0.43% / 0.45%)] [2,670 / 337,180 (0.79%)]
-1.5℃ - -0.6℃ -1.5℃ - -0.6℃ = 2,749
[2,749 (0.78% / 0.81%)] [5,419 / 335,658 (1.60%)]
-0.5℃ - 0.4℃ -0.5℃ - 0.4℃ = 9,701
[9,701 (2.73% / 2.87%)] [15,120 / 332,909 (4.47%)]
0.5℃ - 1.4℃ 0.5℃ - 1.4℃ = 7,173
[7,173 (2.02% / 2.12%)] [22,293 / 323,208 (6.59%)]
1.5℃ - 2.4℃ 1.5℃ - 2.4℃ = 8,187
[8,187 (2.31% / 2.42%)] [30,480 / 316,035 (9.01%)]
2.5℃ - 3.4℃ 2.5℃ - 3.4℃ = 9,313
[9,313 (2.63% / 2.75%)] [39,793 / 307,848 (11.76%)]
3.5℃ - 4.4℃ 3.5℃ - 4.4℃ = 10,770
[10,770 (3.04% / 3.18%)] [50,563 / 298,535 (14.94%)]
4.5℃ - 5.4℃ 4.5℃ - 5.4℃ = 11,099
[11,099 (3.13% / 3.28%)] [61,662 / 287,765 (18.23%)]
5.5℃ - 6.4℃ 5.5℃ - 6.4℃ = 11,976
[11,976 (3.38% / 3.54%)] [73,638 / 276,666 (21.77%)]
6.5℃ - 7.4℃ 6.5℃ - 7.4℃ = 11,941
[11,941 (3.37% / 3.53%)] [85,579 / 264,690 (25.29%)]
7.5℃ - 8.4℃ 7.5℃ - 8.4℃ = 12,036
[12,036 (3.39% / 3.56%)] [97,615 / 252,749 (28.85%)]
8.5℃ - 9.4℃ 8.5℃ - 9.4℃ = 11,471
[11,471 (3.23% / 3.39%)] [109,086 / 240,713 (32.24%)]
9.5℃ - 10.4℃ 9.5℃ - 10.4℃ = 11,075
[11,075 (3.12% / 3.27%)] [120,161 / 229,242 (35.52%)]
10.5℃ - 11.4℃ 10.5℃ - 11.4℃ = 11,021
[11,021 (3.11% / 3.26%)] [131,182 / 218,167 (38.77%)]
11.5℃ - 12.4℃ 11.5℃ - 12.4℃ = 10,377
[10,377 (2.93% / 3.07%)] [141,559 / 207,146 (41.84%)]
12.5℃ - 13.4℃ 12.5℃ - 13.4℃ = 10,785
[10,785 (3.04% / 3.19%)] [152,344 / 196,769 (45.03%)]
13.5℃ - 14.4℃ 13.5℃ - 14.4℃ = 10,837
[10,837 (3.06% / 3.20%)] [163,181 / 185,984 (48.23%)]
14.5℃ - 15.4℃ 14.5℃ - 15.4℃ = 11,227
[11,227 (3.17% / 3.32%)] [174,408 / 175,147 (51.55%)]
15.5℃ - 16.4℃ 15.5℃ - 16.4℃ = 12,409
[12,409 (3.50% / 3.67%)] [186,817 / 163,920 (55.22%)]
16.5℃ - 17.4℃ 16.5℃ - 17.4℃ = 12,837
[12,837 (3.62% / 3.79%)] [199,654 / 151,511 (59.01%)]
17.5℃ - 18.4℃ 17.5℃ - 18.4℃ = 13,862
[13,862 (3.91% / 4.10%)] [213,516 / 138,674 (63.11%)]
18.5℃ - 19.4℃ 18.5℃ - 19.4℃ = 14,162
[14,162 (3.99% / 4.19%)] [227,678 / 124,812 (67.30%)]
19.5℃ - 20.4℃ 19.5℃ - 20.4℃ = 14,032
[14,032 (3.96% / 4.15%)] [241,710 / 110,650 (71.44%)]
20.5℃ - 21.4℃ 20.5℃ - 21.4℃ = 13,215
[13,215 (3.73% / 3.91%)] [254,925 / 96,618 (75.35%)]
21.5℃ - 22.4℃ 21.5℃ - 22.4℃ = 12,762
[12,762 (3.60% / 3.77%)] [267,687 / 83,403 (79.12%)]
22.5℃ - 23.4℃ 22.5℃ - 23.4℃ = 12,112
[12,112 (3.41% / 3.58%)] [279,799 / 70,641 (82.70%)]
23.5℃ - 24.4℃ 23.5℃ - 24.4℃ = 11,825
[11,825 (3.33% / 3.50%)] [291,624 / 58,529 (86.20%)]
24.5℃ - 25.4℃ 24.5℃ - 25.4℃ = 11,116
[11,116 (3.13% / 3.29%)] [302,740 / 46,704 (89.48%)]
25.5℃ - 26.4℃ 25.5℃ - 26.4℃ = 9,019
[9,019 (2.54% / 2.67%)] [311,759 / 35,588 (92.15%)]
26.5℃ - 27.4℃ 26.5℃ - 27.4℃ = 6,649
[6,649 (1.87% / 1.97%)] [318,408 / 26,569 (94.11%)]
27.5℃ - 28.4℃ 27.5℃ - 28.4℃ = 5,147
[5,147 (1.45% / 1.52%)] [323,555 / 19,920 (95.63%)]
28.5℃ - 29.4℃ 28.5℃ - 29.4℃ = 4,060
[4,060 (1.14% / 1.20%)] [327,615 / 14,773 (96.83%)]
29.5℃ - 30.4℃ 29.5℃ - 30.4℃ = 3,170
[3,170 (0.89% / 0.94%)] [330,785 / 10,713 (97.77%)]
30.5℃ - 31.4℃ 30.5℃ - 31.4℃ = 2,604
[2,604 (0.73% / 0.77%)] [333,389 / 7,543 (98.54%)]
31.5℃ - 32.4℃ 31.5℃ - 32.4℃ = 2,120
[2,120 (0.60% / 0.63%)] [335,509 / 4,939 (99.17%)]
32.5℃ - 33.4℃ 32.5℃ - 33.4℃ = 1,468
[1,468 (0.41% / 0.43%)] [336,977 / 2,819 (99.60%)]
33.5℃ - 34.4℃ 33.5℃ - 34.4℃ = 872
[872 (0.25% / 0.26%)] [337,849 / 1,351 (99.86%)]
34.5℃ - 35.4℃ 34.5℃ - 35.4℃ = 358
[358 (0.10% / 0.11%)] [338,207 / 479 (99.96%)]
35.5℃ - 36.4℃ 35.5℃ - 36.4℃ = 92
[92 (0.03% / 0.03%)] [338,299 / 121 (99.99%)]
36.5℃ - 37.4℃ 36.5℃ - 37.4℃ = 24
[24 (0.01% / 0.01%)] [338,323 / 29 (100.00%)]
37.5℃ - 38.4℃ 37.5℃ - 38.4℃ = 5
[5 (0.00% / 0.00%)] [338,328 / 5 (100.00%)]

欠測回数 (16,378 / 4.62%)

日照時間

0.0h 0.0h = 240,570
[240,570 (67.82% / 71.09%)] [240,570 / 338,397 (71.09%)]
0.1h 0.1h = 6,987
[6,987 (1.97% / 2.06%)] [247,557 / 97,827 (73.16%)]
0.2h 0.2h = 5,234
[5,234 (1.48% / 1.55%)] [252,791 / 90,840 (74.70%)]
0.3h 0.3h = 4,784
[4,784 (1.35% / 1.41%)] [257,575 / 85,606 (76.12%)]
0.4h 0.4h = 4,646
[4,646 (1.31% / 1.37%)] [262,221 / 80,822 (77.49%)]
0.5h 0.5h = 4,657
[4,657 (1.31% / 1.38%)] [266,878 / 76,176 (78.87%)]
0.6h 0.6h = 4,567
[4,567 (1.29% / 1.35%)] [271,445 / 71,519 (80.21%)]
0.7h 0.7h = 4,743
[4,743 (1.34% / 1.40%)] [276,188 / 66,952 (81.62%)]
0.8h 0.8h = 5,241
[5,241 (1.48% / 1.55%)] [281,429 / 62,209 (83.17%)]
0.9h 0.9h = 6,981
[6,981 (1.97% / 2.06%)] [288,410 / 56,968 (85.23%)]
1.0h 1.0h = 49,987
[49,987 (14.09% / 14.77%)] [338,397 / 49,987 (100.00%)]

欠測回数 (16,309 / 4.60%)