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 528
観測回数 385,704
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 〜 2019年12月99日 土浦 (ツチウラ) 36.103N 140.220E 26m 10.0m
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 = 359,340
[359,340 (93.16% / 93.78%)] [359,340 / 383,162 (93.78)]
0.5mm - 1.4mm 0.5mm - 1.4mm = 13,406
[13,406 (3.48% / 3.50%)] [372,746 / 23,822 (97.28)]
1.5mm - 2.4mm 1.5mm - 2.4mm = 4,683
[4,683 (1.21% / 1.22%)] [377,429 / 10,416 (98.50)]
2.5mm - 3.4mm 2.5mm - 3.4mm = 2,157
[2,157 (0.56% / 0.56%)] [379,586 / 5,733 (99.07)]
3.5mm - 4.4mm 3.5mm - 4.4mm = 1,093
[1,093 (0.28% / 0.29%)] [380,679 / 3,576 (99.35)]
4.5mm - 5.4mm 4.5mm - 5.4mm = 696
[696 (0.18% / 0.18%)] [381,375 / 2,483 (99.53)]
5.5mm - 6.4mm 5.5mm - 6.4mm = 452
[452 (0.12% / 0.12%)] [381,827 / 1,787 (99.65)]
6.5mm - 7.4mm 6.5mm - 7.4mm = 296
[296 (0.08% / 0.08%)] [382,123 / 1,335 (99.73)]
7.5mm - 8.4mm 7.5mm - 8.4mm = 221
[221 (0.06% / 0.06%)] [382,344 / 1,039 (99.79)]
8.5mm - 9.4mm 8.5mm - 9.4mm = 159
[159 (0.04% / 0.04%)] [382,503 / 818 (99.83)]
9.5mm - 10.4mm 9.5mm - 10.4mm = 123
[123 (0.03% / 0.03%)] [382,626 / 659 (99.86)]
10.5mm - 11.4mm 10.5mm - 11.4mm = 111
[111 (0.03% / 0.03%)] [382,737 / 536 (99.89)]
11.5mm - 12.4mm 11.5mm - 12.4mm = 78
[78 (0.02% / 0.02%)] [382,815 / 425 (99.91)]
12.5mm - 13.4mm 12.5mm - 13.4mm = 64
[64 (0.02% / 0.02%)] [382,879 / 347 (99.93)]
13.5mm - 14.4mm 13.5mm - 14.4mm = 43
[43 (0.01% / 0.01%)] [382,922 / 283 (99.94)]
14.5mm - 15.4mm 14.5mm - 15.4mm = 30
[30 (0.01% / 0.01%)] [382,952 / 240 (99.95)]
15.5mm - 16.4mm 15.5mm - 16.4mm = 30
[30 (0.01% / 0.01%)] [382,982 / 210 (99.95)]
16.5mm - 17.4mm 16.5mm - 17.4mm = 20
[20 (0.01% / 0.01%)] [383,002 / 180 (99.96)]
17.5mm - 18.4mm 17.5mm - 18.4mm = 22
[22 (0.01% / 0.01%)] [383,024 / 160 (99.96)]
18.5mm - 19.4mm 18.5mm - 19.4mm = 15
[15 (0.00% / 0.00%)] [383,039 / 138 (99.97)]
19.5mm - 20.4mm 19.5mm - 20.4mm = 15
[15 (0.00% / 0.00%)] [383,054 / 123 (99.97)]
20.5mm - 21.4mm 20.5mm - 21.4mm = 22
[22 (0.01% / 0.01%)] [383,076 / 108 (99.98)]
21.5mm - 22.4mm 21.5mm - 22.4mm = 10
[10 (0.00% / 0.00%)] [383,086 / 86 (99.98)]
22.5mm - 23.4mm 22.5mm - 23.4mm = 11
[11 (0.00% / 0.00%)] [383,097 / 76 (99.98)]
23.5mm - 24.4mm 23.5mm - 24.4mm = 11
[11 (0.00% / 0.00%)] [383,108 / 65 (99.99)]
24.5mm - 25.4mm 24.5mm - 25.4mm = 5
[5 (0.00% / 0.00%)] [383,113 / 54 (99.99)]
25.5mm - 26.4mm 25.5mm - 26.4mm = 7
[7 (0.00% / 0.00%)] [383,120 / 49 (99.99)]
26.5mm - 27.4mm 26.5mm - 27.4mm = 1
[1 (0.00% / 0.00%)] [383,121 / 42 (99.99)]
27.5mm - 28.4mm 27.5mm - 28.4mm = 6
[6 (0.00% / 0.00%)] [383,127 / 41 (99.99)]
28.5mm - 29.4mm 28.5mm - 29.4mm = 6
[6 (0.00% / 0.00%)] [383,133 / 35 (99.99)]
29.5mm - 30.4mm 29.5mm - 30.4mm = 4
[4 (0.00% / 0.00%)] [383,137 / 29 (99.99)]
30.5mm - 31.4mm 30.5mm - 31.4mm = 1
[1 (0.00% / 0.00%)] [383,138 / 25 (99.99)]
31.5mm - 32.4mm 31.5mm - 32.4mm = 5
[5 (0.00% / 0.00%)] [383,143 / 24 (100.00)]
32.5mm - 33.4mm 32.5mm - 33.4mm = 3
[3 (0.00% / 0.00%)] [383,146 / 19 (100.00)]
33.5mm - 34.4mm 33.5mm - 34.4mm = 3
[3 (0.00% / 0.00%)] [383,149 / 16 (100.00)]
34.5mm - 35.4mm 34.5mm - 35.4mm = 2
[2 (0.00% / 0.00%)] [383,151 / 13 (100.00)]
35.5mm - 36.4mm 35.5mm - 36.4mm = 1
[1 (0.00% / 0.00%)] [383,152 / 11 (100.00)]
36.5mm - 37.4mm 36.5mm - 37.4mm = 4
[4 (0.00% / 0.00%)] [383,156 / 10 (100.00)]
37.5mm - 38.4mm 37.5mm - 38.4mm = 2
[2 (0.00% / 0.00%)] [383,158 / 6 (100.00)]
39.5mm - 40.4mm 39.5mm - 40.4mm = 1
[1 (0.00% / 0.00%)] [383,159 / 4 (100.00)]
40.5mm - 41.4mm 40.5mm - 41.4mm = 1
[1 (0.00% / 0.00%)] [383,160 / 3 (100.00)]
51.5mm - 52.4mm 51.5mm - 52.4mm = 1
[1 (0.00% / 0.00%)] [383,161 / 2 (100.00)]
61.5mm - 62.4mm 61.5mm - 62.4mm = 1
[1 (0.00% / 0.00%)] [383,162 / 1 (100.00)]

欠測回数 (2,542 / 0.66%)

風向

静穏 静穏 = 65,570
[65,570 (17.00% / 17.85%)]
北北東 北北東 = 19,859
[19,859 (5.15% / 5.41%)]
北東 北東 = 16,167
[16,167 (4.19% / 4.40%)]
東北東 東北東 = 64,581
[64,581 (16.74% / 17.58%)]
東 = 45,562
[45,562 (11.81% / 12.40%)]
東南東 東南東 = 12,012
[12,012 (3.11% / 3.27%)]
南東 南東 = 8,060
[8,060 (2.09% / 2.19%)]
南南東 南南東 = 8,728
[8,728 (2.26% / 2.38%)]
南 = 17,987
[17,987 (4.66% / 4.90%)]
南南西 南南西 = 10,818
[10,818 (2.80% / 2.94%)]
南西 南西 = 5,627
[5,627 (1.46% / 1.53%)]
西南西 西南西 = 11,201
[11,201 (2.90% / 3.05%)]
西 西 = 40,789
[40,789 (10.58% / 11.10%)]
西北西 西北西 = 17,872
[17,872 (4.63% / 4.86%)]
北西 北西 = 5,636
[5,636 (1.46% / 1.53%)]
北北西 北北西 = 6,496
[6,496 (1.68% / 1.77%)]
北 = 10,442
[10,442 (2.71% / 2.84%)]

欠測回数 (18,297 / 4.74%)

風速

0.0m/s - 0.4m/s 0.0m/s - 0.4m/s = 68,409
[68,409 (17.74% / 18.62%)] [68,409 / 367,408 (18.62)]
0.5m/s - 1.4m/s 0.5m/s - 1.4m/s = 137,680
[137,680 (35.70% / 37.47%)] [206,089 / 298,999 (56.09)]
1.5m/s - 2.4m/s 1.5m/s - 2.4m/s = 91,240
[91,240 (23.66% / 24.83%)] [297,329 / 161,319 (80.93)]
2.5m/s - 3.4m/s 2.5m/s - 3.4m/s = 43,386
[43,386 (11.25% / 11.81%)] [340,715 / 70,079 (92.73)]
3.5m/s - 4.4m/s 3.5m/s - 4.4m/s = 17,109
[17,109 (4.44% / 4.66%)] [357,824 / 26,693 (97.39)]
4.5m/s - 5.4m/s 4.5m/s - 5.4m/s = 6,293
[6,293 (1.63% / 1.71%)] [364,117 / 9,584 (99.10)]
5.5m/s - 6.4m/s 5.5m/s - 6.4m/s = 2,165
[2,165 (0.56% / 0.59%)] [366,282 / 3,291 (99.69)]
6.5m/s - 7.4m/s 6.5m/s - 7.4m/s = 756
[756 (0.20% / 0.21%)] [367,038 / 1,126 (99.90)]
7.5m/s - 8.4m/s 7.5m/s - 8.4m/s = 262
[262 (0.07% / 0.07%)] [367,300 / 370 (99.97)]
8.5m/s - 9.4m/s 8.5m/s - 9.4m/s = 75
[75 (0.02% / 0.02%)] [367,375 / 108 (99.99)]
9.5m/s - 10.4m/s 9.5m/s - 10.4m/s = 17
[17 (0.00% / 0.00%)] [367,392 / 33 (100.00)]
10.5m/s - 11.4m/s 10.5m/s - 11.4m/s = 12
[12 (0.00% / 0.00%)] [367,404 / 16 (100.00)]
11.5m/s - 12.4m/s 11.5m/s - 12.4m/s = 2
[2 (0.00% / 0.00%)] [367,406 / 4 (100.00)]
12.5m/s - 13.4m/s 12.5m/s - 13.4m/s = 2
[2 (0.00% / 0.00%)] [367,408 / 2 (100.00)]

欠測回数 (18,296 / 4.74%)

気温

-7.5℃ - -6.6℃ -7.5℃ - -6.6℃ = 1
[1 (0.00% / 0.00%)] [1 / 367,528 (0.00)]
-6.5℃ - -5.6℃ -6.5℃ - -5.6℃ = 29
[29 (0.01% / 0.01%)] [30 / 367,527 (0.01)]
-5.5℃ - -4.6℃ -5.5℃ - -4.6℃ = 98
[98 (0.03% / 0.03%)] [128 / 367,498 (0.03)]
-4.5℃ - -3.6℃ -4.5℃ - -3.6℃ = 317
[317 (0.08% / 0.09%)] [445 / 367,400 (0.12)]
-3.5℃ - -2.6℃ -3.5℃ - -2.6℃ = 770
[770 (0.20% / 0.21%)] [1,215 / 367,083 (0.33)]
-2.5℃ - -1.6℃ -2.5℃ - -1.6℃ = 1,638
[1,638 (0.42% / 0.45%)] [2,853 / 366,313 (0.78)]
-1.5℃ - -0.6℃ -1.5℃ - -0.6℃ = 2,962
[2,962 (0.77% / 0.81%)] [5,815 / 364,675 (1.58)]
-0.5℃ - 0.4℃ -0.5℃ - 0.4℃ = 10,474
[10,474 (2.72% / 2.85%)] [16,289 / 361,713 (4.43)]
0.5℃ - 1.4℃ 0.5℃ - 1.4℃ = 7,677
[7,677 (1.99% / 2.09%)] [23,966 / 351,239 (6.52)]
1.5℃ - 2.4℃ 1.5℃ - 2.4℃ = 8,798
[8,798 (2.28% / 2.39%)] [32,764 / 343,562 (8.91)]
2.5℃ - 3.4℃ 2.5℃ - 3.4℃ = 9,996
[9,996 (2.59% / 2.72%)] [42,760 / 334,764 (11.63)]
3.5℃ - 4.4℃ 3.5℃ - 4.4℃ = 11,490
[11,490 (2.98% / 3.13%)] [54,250 / 324,768 (14.76)]
4.5℃ - 5.4℃ 4.5℃ - 5.4℃ = 12,022
[12,022 (3.12% / 3.27%)] [66,272 / 313,278 (18.03)]
5.5℃ - 6.4℃ 5.5℃ - 6.4℃ = 12,949
[12,949 (3.36% / 3.52%)] [79,221 / 301,256 (21.56)]
6.5℃ - 7.4℃ 6.5℃ - 7.4℃ = 12,955
[12,955 (3.36% / 3.52%)] [92,176 / 288,307 (25.08)]
7.5℃ - 8.4℃ 7.5℃ - 8.4℃ = 13,051
[13,051 (3.38% / 3.55%)] [105,227 / 275,352 (28.63)]
8.5℃ - 9.4℃ 8.5℃ - 9.4℃ = 12,538
[12,538 (3.25% / 3.41%)] [117,765 / 262,301 (32.04)]
9.5℃ - 10.4℃ 9.5℃ - 10.4℃ = 12,115
[12,115 (3.14% / 3.30%)] [129,880 / 249,763 (35.34)]
10.5℃ - 11.4℃ 10.5℃ - 11.4℃ = 11,898
[11,898 (3.08% / 3.24%)] [141,778 / 237,648 (38.58)]
11.5℃ - 12.4℃ 11.5℃ - 12.4℃ = 11,277
[11,277 (2.92% / 3.07%)] [153,055 / 225,750 (41.64)]
12.5℃ - 13.4℃ 12.5℃ - 13.4℃ = 11,702
[11,702 (3.03% / 3.18%)] [164,757 / 214,473 (44.83)]
13.5℃ - 14.4℃ 13.5℃ - 14.4℃ = 11,721
[11,721 (3.04% / 3.19%)] [176,478 / 202,771 (48.02)]
14.5℃ - 15.4℃ 14.5℃ - 15.4℃ = 12,170
[12,170 (3.16% / 3.31%)] [188,648 / 191,050 (51.33)]
15.5℃ - 16.4℃ 15.5℃ - 16.4℃ = 13,422
[13,422 (3.48% / 3.65%)] [202,070 / 178,880 (54.98)]
16.5℃ - 17.4℃ 16.5℃ - 17.4℃ = 13,890
[13,890 (3.60% / 3.78%)] [215,960 / 165,458 (58.76)]
17.5℃ - 18.4℃ 17.5℃ - 18.4℃ = 14,942
[14,942 (3.87% / 4.07%)] [230,902 / 151,568 (62.83)]
18.5℃ - 19.4℃ 18.5℃ - 19.4℃ = 15,381
[15,381 (3.99% / 4.18%)] [246,283 / 136,626 (67.01)]
19.5℃ - 20.4℃ 19.5℃ - 20.4℃ = 15,235
[15,235 (3.95% / 4.15%)] [261,518 / 121,245 (71.16)]
20.5℃ - 21.4℃ 20.5℃ - 21.4℃ = 14,439
[14,439 (3.74% / 3.93%)] [275,957 / 106,010 (75.08)]
21.5℃ - 22.4℃ 21.5℃ - 22.4℃ = 13,896
[13,896 (3.60% / 3.78%)] [289,853 / 91,571 (78.87)]
22.5℃ - 23.4℃ 22.5℃ - 23.4℃ = 13,257
[13,257 (3.44% / 3.61%)] [303,110 / 77,675 (82.47)]
23.5℃ - 24.4℃ 23.5℃ - 24.4℃ = 12,765
[12,765 (3.31% / 3.47%)] [315,875 / 64,418 (85.95)]
24.5℃ - 25.4℃ 24.5℃ - 25.4℃ = 12,114
[12,114 (3.14% / 3.30%)] [327,989 / 51,653 (89.24)]
25.5℃ - 26.4℃ 25.5℃ - 26.4℃ = 9,945
[9,945 (2.58% / 2.71%)] [337,934 / 39,539 (91.95)]
26.5℃ - 27.4℃ 26.5℃ - 27.4℃ = 7,491
[7,491 (1.94% / 2.04%)] [345,425 / 29,594 (93.99)]
27.5℃ - 28.4℃ 27.5℃ - 28.4℃ = 5,740
[5,740 (1.49% / 1.56%)] [351,165 / 22,103 (95.55)]
28.5℃ - 29.4℃ 28.5℃ - 29.4℃ = 4,482
[4,482 (1.16% / 1.22%)] [355,647 / 16,363 (96.77)]
29.5℃ - 30.4℃ 29.5℃ - 30.4℃ = 3,485
[3,485 (0.90% / 0.95%)] [359,132 / 11,881 (97.72)]
30.5℃ - 31.4℃ 30.5℃ - 31.4℃ = 2,870
[2,870 (0.74% / 0.78%)] [362,002 / 8,396 (98.50)]
31.5℃ - 32.4℃ 31.5℃ - 32.4℃ = 2,349
[2,349 (0.61% / 0.64%)] [364,351 / 5,526 (99.14)]
32.5℃ - 33.4℃ 32.5℃ - 33.4℃ = 1,646
[1,646 (0.43% / 0.45%)] [365,997 / 3,177 (99.58)]
33.5℃ - 34.4℃ 33.5℃ - 34.4℃ = 973
[973 (0.25% / 0.26%)] [366,970 / 1,531 (99.85)]
34.5℃ - 35.4℃ 34.5℃ - 35.4℃ = 417
[417 (0.11% / 0.11%)] [367,387 / 558 (99.96)]
35.5℃ - 36.4℃ 35.5℃ - 36.4℃ = 110
[110 (0.03% / 0.03%)] [367,497 / 141 (99.99)]
36.5℃ - 37.4℃ 36.5℃ - 37.4℃ = 26
[26 (0.01% / 0.01%)] [367,523 / 31 (100.00)]
37.5℃ - 38.4℃ 37.5℃ - 38.4℃ = 5
[5 (0.00% / 0.00%)] [367,528 / 5 (100.00)]

欠測回数 (18,176 / 4.71%)

日照時間

0.0h 0.0h = 260,446
[260,446 (67.52% / 70.85%)] [260,446 / 367,592 (70.85)]
0.1h 0.1h = 7,773
[7,773 (2.02% / 2.11%)] [268,219 / 107,146 (72.97)]
0.2h 0.2h = 5,743
[5,743 (1.49% / 1.56%)] [273,962 / 99,373 (74.53)]
0.3h 0.3h = 5,287
[5,287 (1.37% / 1.44%)] [279,249 / 93,630 (75.97)]
0.4h 0.4h = 5,083
[5,083 (1.32% / 1.38%)] [284,332 / 88,343 (77.35)]
0.5h 0.5h = 5,096
[5,096 (1.32% / 1.39%)] [289,428 / 83,260 (78.74)]
0.6h 0.6h = 5,021
[5,021 (1.30% / 1.37%)] [294,449 / 78,164 (80.10)]
0.7h 0.7h = 5,205
[5,205 (1.35% / 1.42%)] [299,654 / 73,143 (81.52)]
0.8h 0.8h = 5,742
[5,742 (1.49% / 1.56%)] [305,396 / 67,938 (83.08)]
0.9h 0.9h = 7,622
[7,622 (1.98% / 2.07%)] [313,018 / 62,196 (85.15)]
1.0h 1.0h = 54,574
[54,574 (14.15% / 14.85%)] [367,592 / 54,574 (100.00)]

欠測回数 (18,112 / 4.70%)