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 493
観測回数 359,794
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03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 = 336,972
[336,972 (93.66% / 93.85%)] [336,972 / 359,042 (93.85%)]
0.5mm - 1.4mm 0.5mm - 1.4mm = 12,402
[12,402 (3.45% / 3.45%)] [349,374 / 22,070 (97.31%)]
1.5mm - 2.4mm 1.5mm - 2.4mm = 4,350
[4,350 (1.21% / 1.21%)] [353,724 / 9,668 (98.52%)]
2.5mm - 3.4mm 2.5mm - 3.4mm = 1,996
[1,996 (0.55% / 0.56%)] [355,720 / 5,318 (99.07%)]
3.5mm - 4.4mm 3.5mm - 4.4mm = 1,033
[1,033 (0.29% / 0.29%)] [356,753 / 3,322 (99.36%)]
4.5mm - 5.4mm 4.5mm - 5.4mm = 640
[640 (0.18% / 0.18%)] [357,393 / 2,289 (99.54%)]
5.5mm - 6.4mm 5.5mm - 6.4mm = 406
[406 (0.11% / 0.11%)] [357,799 / 1,649 (99.65%)]
6.5mm - 7.4mm 6.5mm - 7.4mm = 272
[272 (0.08% / 0.08%)] [358,071 / 1,243 (99.73%)]
7.5mm - 8.4mm 7.5mm - 8.4mm = 209
[209 (0.06% / 0.06%)] [358,280 / 971 (99.79%)]
8.5mm - 9.4mm 8.5mm - 9.4mm = 151
[151 (0.04% / 0.04%)] [358,431 / 762 (99.83%)]
9.5mm - 10.4mm 9.5mm - 10.4mm = 119
[119 (0.03% / 0.03%)] [358,550 / 611 (99.86%)]
10.5mm - 11.4mm 10.5mm - 11.4mm = 105
[105 (0.03% / 0.03%)] [358,655 / 492 (99.89%)]
11.5mm - 12.4mm 11.5mm - 12.4mm = 66
[66 (0.02% / 0.02%)] [358,721 / 387 (99.91%)]
12.5mm - 13.4mm 12.5mm - 13.4mm = 61
[61 (0.02% / 0.02%)] [358,782 / 321 (99.93%)]
13.5mm - 14.4mm 13.5mm - 14.4mm = 41
[41 (0.01% / 0.01%)] [358,823 / 260 (99.94%)]
14.5mm - 15.4mm 14.5mm - 15.4mm = 28
[28 (0.01% / 0.01%)] [358,851 / 219 (99.95%)]
15.5mm - 16.4mm 15.5mm - 16.4mm = 27
[27 (0.01% / 0.01%)] [358,878 / 191 (99.95%)]
16.5mm - 17.4mm 16.5mm - 17.4mm = 19
[19 (0.01% / 0.01%)] [358,897 / 164 (99.96%)]
17.5mm - 18.4mm 17.5mm - 18.4mm = 21
[21 (0.01% / 0.01%)] [358,918 / 145 (99.97%)]
18.5mm - 19.4mm 18.5mm - 19.4mm = 13
[13 (0.00% / 0.00%)] [358,931 / 124 (99.97%)]
19.5mm - 20.4mm 19.5mm - 20.4mm = 13
[13 (0.00% / 0.00%)] [358,944 / 111 (99.97%)]
20.5mm - 21.4mm 20.5mm - 21.4mm = 20
[20 (0.01% / 0.01%)] [358,964 / 98 (99.98%)]
21.5mm - 22.4mm 21.5mm - 22.4mm = 8
[8 (0.00% / 0.00%)] [358,972 / 78 (99.98%)]
22.5mm - 23.4mm 22.5mm - 23.4mm = 11
[11 (0.00% / 0.00%)] [358,983 / 70 (99.98%)]
23.5mm - 24.4mm 23.5mm - 24.4mm = 11
[11 (0.00% / 0.00%)] [358,994 / 59 (99.99%)]
24.5mm - 25.4mm 24.5mm - 25.4mm = 5
[5 (0.00% / 0.00%)] [358,999 / 48 (99.99%)]
25.5mm - 26.4mm 25.5mm - 26.4mm = 5
[5 (0.00% / 0.00%)] [359,004 / 43 (99.99%)]
26.5mm - 27.4mm 26.5mm - 27.4mm = 1
[1 (0.00% / 0.00%)] [359,005 / 38 (99.99%)]
27.5mm - 28.4mm 27.5mm - 28.4mm = 3
[3 (0.00% / 0.00%)] [359,008 / 37 (99.99%)]
28.5mm - 29.4mm 28.5mm - 29.4mm = 5
[5 (0.00% / 0.00%)] [359,013 / 34 (99.99%)]
29.5mm - 30.4mm 29.5mm - 30.4mm = 4
[4 (0.00% / 0.00%)] [359,017 / 29 (99.99%)]
30.5mm - 31.4mm 30.5mm - 31.4mm = 1
[1 (0.00% / 0.00%)] [359,018 / 25 (99.99%)]
31.5mm - 32.4mm 31.5mm - 32.4mm = 5
[5 (0.00% / 0.00%)] [359,023 / 24 (99.99%)]
32.5mm - 33.4mm 32.5mm - 33.4mm = 3
[3 (0.00% / 0.00%)] [359,026 / 19 (100.00%)]
33.5mm - 34.4mm 33.5mm - 34.4mm = 3
[3 (0.00% / 0.00%)] [359,029 / 16 (100.00%)]
34.5mm - 35.4mm 34.5mm - 35.4mm = 2
[2 (0.00% / 0.00%)] [359,031 / 13 (100.00%)]
35.5mm - 36.4mm 35.5mm - 36.4mm = 1
[1 (0.00% / 0.00%)] [359,032 / 11 (100.00%)]
36.5mm - 37.4mm 36.5mm - 37.4mm = 4
[4 (0.00% / 0.00%)] [359,036 / 10 (100.00%)]
37.5mm - 38.4mm 37.5mm - 38.4mm = 2
[2 (0.00% / 0.00%)] [359,038 / 6 (100.00%)]
39.5mm - 40.4mm 39.5mm - 40.4mm = 1
[1 (0.00% / 0.00%)] [359,039 / 4 (100.00%)]
40.5mm - 41.4mm 40.5mm - 41.4mm = 1
[1 (0.00% / 0.00%)] [359,040 / 3 (100.00%)]
51.5mm - 52.4mm 51.5mm - 52.4mm = 1
[1 (0.00% / 0.00%)] [359,041 / 2 (100.00%)]
61.5mm - 62.4mm 61.5mm - 62.4mm = 1
[1 (0.00% / 0.00%)] [359,042 / 1 (100.00%)]

欠測回数 (752 / 0.21%)

風向

静穏 静穏 = 65,047
[65,047 (18.08% / 18.95%)] [0 / 0 (NA)]
北北東 北北東 = 15,403
[15,403 (4.28% / 4.49%)] [0 / 0 (NA)]
北東 北東 = 13,101
[13,101 (3.64% / 3.82%)] [0 / 0 (NA)]
東北東 東北東 = 63,097
[63,097 (17.54% / 18.38%)] [0 / 0 (NA)]
東 = 44,686
[44,686 (12.42% / 13.02%)] [0 / 0 (NA)]
東南東 東南東 = 11,270
[11,270 (3.13% / 3.28%)] [0 / 0 (NA)]
南東 南東 = 6,888
[6,888 (1.91% / 2.01%)] [0 / 0 (NA)]
南南東 南南東 = 7,132
[7,132 (1.98% / 2.08%)] [0 / 0 (NA)]
南 = 16,486
[16,486 (4.58% / 4.80%)] [0 / 0 (NA)]
南南西 南南西 = 9,237
[9,237 (2.57% / 2.69%)] [0 / 0 (NA)]
南西 南西 = 4,834
[4,834 (1.34% / 1.41%)] [0 / 0 (NA)]
西南西 西南西 = 10,209
[10,209 (2.84% / 2.97%)] [0 / 0 (NA)]
西 西 = 39,417
[39,417 (10.96% / 11.48%)] [0 / 0 (NA)]
西北西 西北西 = 16,700
[16,700 (4.64% / 4.86%)] [0 / 0 (NA)]
北西 北西 = 4,898
[4,898 (1.36% / 1.43%)] [0 / 0 (NA)]
北北西 北北西 = 5,720
[5,720 (1.59% / 1.67%)] [0 / 0 (NA)]
北 = 9,168
[9,168 (2.55% / 2.67%)] [0 / 0 (NA)]

欠測回数 (16,501 / 4.59%)

風速

0.0m/s - 0.4m/s 0.0m/s - 0.4m/s = 67,297
[67,297 (18.70% / 19.60%)] [67,297 / 343,294 (19.60%)]
0.5m/s - 1.4m/s 0.5m/s - 1.4m/s = 130,662
[130,662 (36.32% / 38.06%)] [197,959 / 275,997 (57.66%)]
1.5m/s - 2.4m/s 1.5m/s - 2.4m/s = 82,783
[82,783 (23.01% / 24.11%)] [280,742 / 145,335 (81.78%)]
2.5m/s - 3.4m/s 2.5m/s - 3.4m/s = 38,525
[38,525 (10.71% / 11.22%)] [319,267 / 62,552 (93.00%)]
3.5m/s - 4.4m/s 3.5m/s - 4.4m/s = 15,313
[15,313 (4.26% / 4.46%)] [334,580 / 24,027 (97.46%)]
4.5m/s - 5.4m/s 4.5m/s - 5.4m/s = 5,742
[5,742 (1.60% / 1.67%)] [340,322 / 8,714 (99.13%)]
5.5m/s - 6.4m/s 5.5m/s - 6.4m/s = 1,974
[1,974 (0.55% / 0.58%)] [342,296 / 2,972 (99.71%)]
6.5m/s - 7.4m/s 6.5m/s - 7.4m/s = 677
[677 (0.19% / 0.20%)] [342,973 / 998 (99.91%)]
7.5m/s - 8.4m/s 7.5m/s - 8.4m/s = 229
[229 (0.06% / 0.07%)] [343,202 / 321 (99.97%)]
8.5m/s - 9.4m/s 8.5m/s - 9.4m/s = 66
[66 (0.02% / 0.02%)] [343,268 / 92 (99.99%)]
9.5m/s - 10.4m/s 9.5m/s - 10.4m/s = 14
[14 (0.00% / 0.00%)] [343,282 / 26 (100.00%)]
10.5m/s - 11.4m/s 10.5m/s - 11.4m/s = 10
[10 (0.00% / 0.00%)] [343,292 / 12 (100.00%)]
11.5m/s - 12.4m/s 11.5m/s - 12.4m/s = 1
[1 (0.00% / 0.00%)] [343,293 / 2 (100.00%)]
12.5m/s - 13.4m/s 12.5m/s - 13.4m/s = 1
[1 (0.00% / 0.00%)] [343,294 / 1 (100.00%)]

欠測回数 (16,500 / 4.59%)

気温

-7.5℃ - -6.6℃ -7.5℃ - -6.6℃ = 1
[1 (0.00% / 0.00%)] [1 / 343,414 (0.00%)]
-6.5℃ - -5.6℃ -6.5℃ - -5.6℃ = 29
[29 (0.01% / 0.01%)] [30 / 343,413 (0.01%)]
-5.5℃ - -4.6℃ -5.5℃ - -4.6℃ = 98
[98 (0.03% / 0.03%)] [128 / 343,384 (0.04%)]
-4.5℃ - -3.6℃ -4.5℃ - -3.6℃ = 309
[309 (0.09% / 0.09%)] [437 / 343,286 (0.13%)]
-3.5℃ - -2.6℃ -3.5℃ - -2.6℃ = 716
[716 (0.20% / 0.21%)] [1,153 / 342,977 (0.34%)]
-2.5℃ - -1.6℃ -2.5℃ - -1.6℃ = 1,554
[1,554 (0.43% / 0.45%)] [2,707 / 342,261 (0.79%)]
-1.5℃ - -0.6℃ -1.5℃ - -0.6℃ = 2,815
[2,815 (0.78% / 0.82%)] [5,522 / 340,707 (1.61%)]
-0.5℃ - 0.4℃ -0.5℃ - 0.4℃ = 9,935
[9,935 (2.76% / 2.89%)] [15,457 / 337,892 (4.50%)]
0.5℃ - 1.4℃ 0.5℃ - 1.4℃ = 7,334
[7,334 (2.04% / 2.14%)] [22,791 / 327,957 (6.64%)]
1.5℃ - 2.4℃ 1.5℃ - 2.4℃ = 8,396
[8,396 (2.33% / 2.44%)] [31,187 / 320,623 (9.08%)]
2.5℃ - 3.4℃ 2.5℃ - 3.4℃ = 9,537
[9,537 (2.65% / 2.78%)] [40,724 / 312,227 (11.86%)]
3.5℃ - 4.4℃ 3.5℃ - 4.4℃ = 10,996
[10,996 (3.06% / 3.20%)] [51,720 / 302,690 (15.06%)]
4.5℃ - 5.4℃ 4.5℃ - 5.4℃ = 11,366
[11,366 (3.16% / 3.31%)] [63,086 / 291,694 (18.37%)]
5.5℃ - 6.4℃ 5.5℃ - 6.4℃ = 12,243
[12,243 (3.40% / 3.57%)] [75,329 / 280,328 (21.94%)]
6.5℃ - 7.4℃ 6.5℃ - 7.4℃ = 12,221
[12,221 (3.40% / 3.56%)] [87,550 / 268,085 (25.49%)]
7.5℃ - 8.4℃ 7.5℃ - 8.4℃ = 12,326
[12,326 (3.43% / 3.59%)] [99,876 / 255,864 (29.08%)]
8.5℃ - 9.4℃ 8.5℃ - 9.4℃ = 11,790
[11,790 (3.28% / 3.43%)] [111,666 / 243,538 (32.52%)]
9.5℃ - 10.4℃ 9.5℃ - 10.4℃ = 11,396
[11,396 (3.17% / 3.32%)] [123,062 / 231,748 (35.83%)]
10.5℃ - 11.4℃ 10.5℃ - 11.4℃ = 11,242
[11,242 (3.12% / 3.27%)] [134,304 / 220,352 (39.11%)]
11.5℃ - 12.4℃ 11.5℃ - 12.4℃ = 10,557
[10,557 (2.93% / 3.07%)] [144,861 / 209,110 (42.18%)]
12.5℃ - 13.4℃ 12.5℃ - 13.4℃ = 10,961
[10,961 (3.05% / 3.19%)] [155,822 / 198,553 (45.37%)]
13.5℃ - 14.4℃ 13.5℃ - 14.4℃ = 10,968
[10,968 (3.05% / 3.19%)] [166,790 / 187,592 (48.57%)]
14.5℃ - 15.4℃ 14.5℃ - 15.4℃ = 11,328
[11,328 (3.15% / 3.30%)] [178,118 / 176,624 (51.87%)]
15.5℃ - 16.4℃ 15.5℃ - 16.4℃ = 12,518
[12,518 (3.48% / 3.65%)] [190,636 / 165,296 (55.51%)]
16.5℃ - 17.4℃ 16.5℃ - 17.4℃ = 12,960
[12,960 (3.60% / 3.77%)] [203,596 / 152,778 (59.29%)]
17.5℃ - 18.4℃ 17.5℃ - 18.4℃ = 13,965
[13,965 (3.88% / 4.07%)] [217,561 / 139,818 (63.35%)]
18.5℃ - 19.4℃ 18.5℃ - 19.4℃ = 14,288
[14,288 (3.97% / 4.16%)] [231,849 / 125,853 (67.51%)]
19.5℃ - 20.4℃ 19.5℃ - 20.4℃ = 14,150
[14,150 (3.93% / 4.12%)] [245,999 / 111,565 (71.63%)]
20.5℃ - 21.4℃ 20.5℃ - 21.4℃ = 13,338
[13,338 (3.71% / 3.88%)] [259,337 / 97,415 (75.52%)]
21.5℃ - 22.4℃ 21.5℃ - 22.4℃ = 12,883
[12,883 (3.58% / 3.75%)] [272,220 / 84,077 (79.27%)]
22.5℃ - 23.4℃ 22.5℃ - 23.4℃ = 12,251
[12,251 (3.41% / 3.57%)] [284,471 / 71,194 (82.84%)]
23.5℃ - 24.4℃ 23.5℃ - 24.4℃ = 11,935
[11,935 (3.32% / 3.48%)] [296,406 / 58,943 (86.31%)]
24.5℃ - 25.4℃ 24.5℃ - 25.4℃ = 11,220
[11,220 (3.12% / 3.27%)] [307,626 / 47,008 (89.58%)]
25.5℃ - 26.4℃ 25.5℃ - 26.4℃ = 9,081
[9,081 (2.52% / 2.64%)] [316,707 / 35,788 (92.22%)]
26.5℃ - 27.4℃ 26.5℃ - 27.4℃ = 6,687
[6,687 (1.86% / 1.95%)] [323,394 / 26,707 (94.17%)]
27.5℃ - 28.4℃ 27.5℃ - 28.4℃ = 5,185
[5,185 (1.44% / 1.51%)] [328,579 / 20,020 (95.68%)]
28.5℃ - 29.4℃ 28.5℃ - 29.4℃ = 4,093
[4,093 (1.14% / 1.19%)] [332,672 / 14,835 (96.87%)]
29.5℃ - 30.4℃ 29.5℃ - 30.4℃ = 3,185
[3,185 (0.89% / 0.93%)] [335,857 / 10,742 (97.80%)]
30.5℃ - 31.4℃ 30.5℃ - 31.4℃ = 2,614
[2,614 (0.73% / 0.76%)] [338,471 / 7,557 (98.56%)]
31.5℃ - 32.4℃ 31.5℃ - 32.4℃ = 2,123
[2,123 (0.59% / 0.62%)] [340,594 / 4,943 (99.18%)]
32.5℃ - 33.4℃ 32.5℃ - 33.4℃ = 1,469
[1,469 (0.41% / 0.43%)] [342,063 / 2,820 (99.61%)]
33.5℃ - 34.4℃ 33.5℃ - 34.4℃ = 872
[872 (0.24% / 0.25%)] [342,935 / 1,351 (99.86%)]
34.5℃ - 35.4℃ 34.5℃ - 35.4℃ = 358
[358 (0.10% / 0.10%)] [343,293 / 479 (99.96%)]
35.5℃ - 36.4℃ 35.5℃ - 36.4℃ = 92
[92 (0.03% / 0.03%)] [343,385 / 121 (99.99%)]
36.5℃ - 37.4℃ 36.5℃ - 37.4℃ = 24
[24 (0.01% / 0.01%)] [343,409 / 29 (100.00%)]
37.5℃ - 38.4℃ 37.5℃ - 38.4℃ = 5
[5 (0.00% / 0.00%)] [343,414 / 5 (100.00%)]

欠測回数 (16,380 / 4.55%)

日照時間

0.0h 0.0h = 244,072
[244,072 (67.84% / 71.06%)] [244,072 / 343,482 (71.06%)]
0.1h 0.1h = 7,090
[7,090 (1.97% / 2.06%)] [251,162 / 99,410 (73.12%)]
0.2h 0.2h = 5,310
[5,310 (1.48% / 1.55%)] [256,472 / 92,320 (74.67%)]
0.3h 0.3h = 4,851
[4,851 (1.35% / 1.41%)] [261,323 / 87,010 (76.08%)]
0.4h 0.4h = 4,717
[4,717 (1.31% / 1.37%)] [266,040 / 82,159 (77.45%)]
0.5h 0.5h = 4,737
[4,737 (1.32% / 1.38%)] [270,777 / 77,442 (78.83%)]
0.6h 0.6h = 4,630
[4,630 (1.29% / 1.35%)] [275,407 / 72,705 (80.18%)]
0.7h 0.7h = 4,805
[4,805 (1.34% / 1.40%)] [280,212 / 68,075 (81.58%)]
0.8h 0.8h = 5,323
[5,323 (1.48% / 1.55%)] [285,535 / 63,270 (83.13%)]
0.9h 0.9h = 7,074
[7,074 (1.97% / 2.06%)] [292,609 / 57,947 (85.19%)]
1.0h 1.0h = 50,873
[50,873 (14.14% / 14.81%)] [343,482 / 50,873 (100.00%)]

欠測回数 (16,312 / 4.53%)