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 497
観測回数 362,722
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 = 339,725
[339,725 (93.66% / 93.85%)] [339,725 / 361,970 (93.85)]
0.5mm - 1.4mm 0.5mm - 1.4mm = 12,502
[12,502 (3.45% / 3.45%)] [352,227 / 22,245 (97.31)]
1.5mm - 2.4mm 1.5mm - 2.4mm = 4,382
[4,382 (1.21% / 1.21%)] [356,609 / 9,743 (98.52)]
2.5mm - 3.4mm 2.5mm - 3.4mm = 2,015
[2,015 (0.56% / 0.56%)] [358,624 / 5,361 (99.08)]
3.5mm - 4.4mm 3.5mm - 4.4mm = 1,037
[1,037 (0.29% / 0.29%)] [359,661 / 3,346 (99.36)]
4.5mm - 5.4mm 4.5mm - 5.4mm = 647
[647 (0.18% / 0.18%)] [360,308 / 2,309 (99.54)]
5.5mm - 6.4mm 5.5mm - 6.4mm = 409
[409 (0.11% / 0.11%)] [360,717 / 1,662 (99.65)]
6.5mm - 7.4mm 6.5mm - 7.4mm = 273
[273 (0.08% / 0.08%)] [360,990 / 1,253 (99.73)]
7.5mm - 8.4mm 7.5mm - 8.4mm = 212
[212 (0.06% / 0.06%)] [361,202 / 980 (99.79)]
8.5mm - 9.4mm 8.5mm - 9.4mm = 151
[151 (0.04% / 0.04%)] [361,353 / 768 (99.83)]
9.5mm - 10.4mm 9.5mm - 10.4mm = 119
[119 (0.03% / 0.03%)] [361,472 / 617 (99.86)]
10.5mm - 11.4mm 10.5mm - 11.4mm = 105
[105 (0.03% / 0.03%)] [361,577 / 498 (99.89)]
11.5mm - 12.4mm 11.5mm - 12.4mm = 68
[68 (0.02% / 0.02%)] [361,645 / 393 (99.91)]
12.5mm - 13.4mm 12.5mm - 13.4mm = 61
[61 (0.02% / 0.02%)] [361,706 / 325 (99.93)]
13.5mm - 14.4mm 13.5mm - 14.4mm = 41
[41 (0.01% / 0.01%)] [361,747 / 264 (99.94)]
14.5mm - 15.4mm 14.5mm - 15.4mm = 28
[28 (0.01% / 0.01%)] [361,775 / 223 (99.95)]
15.5mm - 16.4mm 15.5mm - 16.4mm = 28
[28 (0.01% / 0.01%)] [361,803 / 195 (99.95)]
16.5mm - 17.4mm 16.5mm - 17.4mm = 19
[19 (0.01% / 0.01%)] [361,822 / 167 (99.96)]
17.5mm - 18.4mm 17.5mm - 18.4mm = 21
[21 (0.01% / 0.01%)] [361,843 / 148 (99.96)]
18.5mm - 19.4mm 18.5mm - 19.4mm = 13
[13 (0.00% / 0.00%)] [361,856 / 127 (99.97)]
19.5mm - 20.4mm 19.5mm - 20.4mm = 13
[13 (0.00% / 0.00%)] [361,869 / 114 (99.97)]
20.5mm - 21.4mm 20.5mm - 21.4mm = 21
[21 (0.01% / 0.01%)] [361,890 / 101 (99.98)]
21.5mm - 22.4mm 21.5mm - 22.4mm = 8
[8 (0.00% / 0.00%)] [361,898 / 80 (99.98)]
22.5mm - 23.4mm 22.5mm - 23.4mm = 11
[11 (0.00% / 0.00%)] [361,909 / 72 (99.98)]
23.5mm - 24.4mm 23.5mm - 24.4mm = 11
[11 (0.00% / 0.00%)] [361,920 / 61 (99.99)]
24.5mm - 25.4mm 24.5mm - 25.4mm = 5
[5 (0.00% / 0.00%)] [361,925 / 50 (99.99)]
25.5mm - 26.4mm 25.5mm - 26.4mm = 6
[6 (0.00% / 0.00%)] [361,931 / 45 (99.99)]
26.5mm - 27.4mm 26.5mm - 27.4mm = 1
[1 (0.00% / 0.00%)] [361,932 / 39 (99.99)]
27.5mm - 28.4mm 27.5mm - 28.4mm = 4
[4 (0.00% / 0.00%)] [361,936 / 38 (99.99)]
28.5mm - 29.4mm 28.5mm - 29.4mm = 5
[5 (0.00% / 0.00%)] [361,941 / 34 (99.99)]
29.5mm - 30.4mm 29.5mm - 30.4mm = 4
[4 (0.00% / 0.00%)] [361,945 / 29 (99.99)]
30.5mm - 31.4mm 30.5mm - 31.4mm = 1
[1 (0.00% / 0.00%)] [361,946 / 25 (99.99)]
31.5mm - 32.4mm 31.5mm - 32.4mm = 5
[5 (0.00% / 0.00%)] [361,951 / 24 (99.99)]
32.5mm - 33.4mm 32.5mm - 33.4mm = 3
[3 (0.00% / 0.00%)] [361,954 / 19 (100.00)]
33.5mm - 34.4mm 33.5mm - 34.4mm = 3
[3 (0.00% / 0.00%)] [361,957 / 16 (100.00)]
34.5mm - 35.4mm 34.5mm - 35.4mm = 2
[2 (0.00% / 0.00%)] [361,959 / 13 (100.00)]
35.5mm - 36.4mm 35.5mm - 36.4mm = 1
[1 (0.00% / 0.00%)] [361,960 / 11 (100.00)]
36.5mm - 37.4mm 36.5mm - 37.4mm = 4
[4 (0.00% / 0.00%)] [361,964 / 10 (100.00)]
37.5mm - 38.4mm 37.5mm - 38.4mm = 2
[2 (0.00% / 0.00%)] [361,966 / 6 (100.00)]
39.5mm - 40.4mm 39.5mm - 40.4mm = 1
[1 (0.00% / 0.00%)] [361,967 / 4 (100.00)]
40.5mm - 41.4mm 40.5mm - 41.4mm = 1
[1 (0.00% / 0.00%)] [361,968 / 3 (100.00)]
51.5mm - 52.4mm 51.5mm - 52.4mm = 1
[1 (0.00% / 0.00%)] [361,969 / 2 (100.00)]
61.5mm - 62.4mm 61.5mm - 62.4mm = 1
[1 (0.00% / 0.00%)] [361,970 / 1 (100.00)]

欠測回数 (752 / 0.21%)

風向

静穏 静穏 = 65,075
[65,075 (17.94% / 18.80%)]
北北東 北北東 = 15,788
[15,788 (4.35% / 4.56%)]
北東 北東 = 13,512
[13,512 (3.73% / 3.90%)]
東北東 東北東 = 63,283
[63,283 (17.45% / 18.28%)]
東 = 44,817
[44,817 (12.36% / 12.94%)]
東南東 東南東 = 11,386
[11,386 (3.14% / 3.29%)]
南東 南東 = 7,093
[7,093 (1.96% / 2.05%)]
南南東 南南東 = 7,426
[7,426 (2.05% / 2.14%)]
南 = 16,805
[16,805 (4.63% / 4.85%)]
南南西 南南西 = 9,570
[9,570 (2.64% / 2.76%)]
南西 南西 = 4,939
[4,939 (1.36% / 1.43%)]
西南西 西南西 = 10,304
[10,304 (2.84% / 2.98%)]
西 西 = 39,484
[39,484 (10.89% / 11.40%)]
西北西 西北西 = 16,749
[16,749 (4.62% / 4.84%)]
北西 北西 = 4,941
[4,941 (1.36% / 1.43%)]
北北西 北北西 = 5,774
[5,774 (1.59% / 1.67%)]
北 = 9,275
[9,275 (2.56% / 2.68%)]

欠測回数 (16,501 / 4.55%)

風速

0.0m/s - 0.4m/s 0.0m/s - 0.4m/s = 67,383
[67,383 (18.58% / 19.46%)] [67,383 / 346,222 (19.46)]
0.5m/s - 1.4m/s 0.5m/s - 1.4m/s = 131,390
[131,390 (36.22% / 37.95%)] [198,773 / 278,839 (57.41)]
1.5m/s - 2.4m/s 1.5m/s - 2.4m/s = 83,882
[83,882 (23.13% / 24.23%)] [282,655 / 147,449 (81.64)]
2.5m/s - 3.4m/s 2.5m/s - 3.4m/s = 39,236
[39,236 (10.82% / 11.33%)] [321,891 / 63,567 (92.97)]
3.5m/s - 4.4m/s 3.5m/s - 4.4m/s = 15,528
[15,528 (4.28% / 4.48%)] [337,419 / 24,331 (97.46)]
4.5m/s - 5.4m/s 4.5m/s - 5.4m/s = 5,805
[5,805 (1.60% / 1.68%)] [343,224 / 8,803 (99.13)]
5.5m/s - 6.4m/s 5.5m/s - 6.4m/s = 1,994
[1,994 (0.55% / 0.58%)] [345,218 / 2,998 (99.71)]
6.5m/s - 7.4m/s 6.5m/s - 7.4m/s = 682
[682 (0.19% / 0.20%)] [345,900 / 1,004 (99.91)]
7.5m/s - 8.4m/s 7.5m/s - 8.4m/s = 230
[230 (0.06% / 0.07%)] [346,130 / 322 (99.97)]
8.5m/s - 9.4m/s 8.5m/s - 9.4m/s = 66
[66 (0.02% / 0.02%)] [346,196 / 92 (99.99)]
9.5m/s - 10.4m/s 9.5m/s - 10.4m/s = 14
[14 (0.00% / 0.00%)] [346,210 / 26 (100.00)]
10.5m/s - 11.4m/s 10.5m/s - 11.4m/s = 10
[10 (0.00% / 0.00%)] [346,220 / 12 (100.00)]
11.5m/s - 12.4m/s 11.5m/s - 12.4m/s = 1
[1 (0.00% / 0.00%)] [346,221 / 2 (100.00)]
12.5m/s - 13.4m/s 12.5m/s - 13.4m/s = 1
[1 (0.00% / 0.00%)] [346,222 / 1 (100.00)]

欠測回数 (16,500 / 4.55%)

気温

-7.5℃ - -6.6℃ -7.5℃ - -6.6℃ = 1
[1 (0.00% / 0.00%)] [1 / 346,342 (0.00)]
-6.5℃ - -5.6℃ -6.5℃ - -5.6℃ = 29
[29 (0.01% / 0.01%)] [30 / 346,341 (0.01)]
-5.5℃ - -4.6℃ -5.5℃ - -4.6℃ = 98
[98 (0.03% / 0.03%)] [128 / 346,312 (0.04)]
-4.5℃ - -3.6℃ -4.5℃ - -3.6℃ = 309
[309 (0.09% / 0.09%)] [437 / 346,214 (0.13)]
-3.5℃ - -2.6℃ -3.5℃ - -2.6℃ = 716
[716 (0.20% / 0.21%)] [1,153 / 345,905 (0.33)]
-2.5℃ - -1.6℃ -2.5℃ - -1.6℃ = 1,554
[1,554 (0.43% / 0.45%)] [2,707 / 345,189 (0.78)]
-1.5℃ - -0.6℃ -1.5℃ - -0.6℃ = 2,815
[2,815 (0.78% / 0.81%)] [5,522 / 343,635 (1.59)]
-0.5℃ - 0.4℃ -0.5℃ - 0.4℃ = 9,935
[9,935 (2.74% / 2.87%)] [15,457 / 340,820 (4.46)]
0.5℃ - 1.4℃ 0.5℃ - 1.4℃ = 7,334
[7,334 (2.02% / 2.12%)] [22,791 / 330,885 (6.58)]
1.5℃ - 2.4℃ 1.5℃ - 2.4℃ = 8,396
[8,396 (2.31% / 2.42%)] [31,187 / 323,551 (9.00)]
2.5℃ - 3.4℃ 2.5℃ - 3.4℃ = 9,540
[9,540 (2.63% / 2.75%)] [40,727 / 315,155 (11.76)]
3.5℃ - 4.4℃ 3.5℃ - 4.4℃ = 11,004
[11,004 (3.03% / 3.18%)] [51,731 / 305,615 (14.94)]
4.5℃ - 5.4℃ 4.5℃ - 5.4℃ = 11,393
[11,393 (3.14% / 3.29%)] [63,124 / 294,611 (18.23)]
5.5℃ - 6.4℃ 5.5℃ - 6.4℃ = 12,268
[12,268 (3.38% / 3.54%)] [75,392 / 283,218 (21.77)]
6.5℃ - 7.4℃ 6.5℃ - 7.4℃ = 12,238
[12,238 (3.37% / 3.53%)] [87,630 / 270,950 (25.30)]
7.5℃ - 8.4℃ 7.5℃ - 8.4℃ = 12,354
[12,354 (3.41% / 3.57%)] [99,984 / 258,712 (28.87)]
8.5℃ - 9.4℃ 8.5℃ - 9.4℃ = 11,829
[11,829 (3.26% / 3.42%)] [111,813 / 246,358 (32.28)]
9.5℃ - 10.4℃ 9.5℃ - 10.4℃ = 11,439
[11,439 (3.15% / 3.30%)] [123,252 / 234,529 (35.59)]
10.5℃ - 11.4℃ 10.5℃ - 11.4℃ = 11,293
[11,293 (3.11% / 3.26%)] [134,545 / 223,090 (38.85)]
11.5℃ - 12.4℃ 11.5℃ - 12.4℃ = 10,644
[10,644 (2.93% / 3.07%)] [145,189 / 211,797 (41.92)]
12.5℃ - 13.4℃ 12.5℃ - 13.4℃ = 11,050
[11,050 (3.05% / 3.19%)] [156,239 / 201,153 (45.11)]
13.5℃ - 14.4℃ 13.5℃ - 14.4℃ = 11,052
[11,052 (3.05% / 3.19%)] [167,291 / 190,103 (48.30)]
14.5℃ - 15.4℃ 14.5℃ - 15.4℃ = 11,453
[11,453 (3.16% / 3.31%)] [178,744 / 179,051 (51.61)]
15.5℃ - 16.4℃ 15.5℃ - 16.4℃ = 12,700
[12,700 (3.50% / 3.67%)] [191,444 / 167,598 (55.28)]
16.5℃ - 17.4℃ 16.5℃ - 17.4℃ = 13,158
[13,158 (3.63% / 3.80%)] [204,602 / 154,898 (59.08)]
17.5℃ - 18.4℃ 17.5℃ - 18.4℃ = 14,115
[14,115 (3.89% / 4.08%)] [218,717 / 141,740 (63.15)]
18.5℃ - 19.4℃ 18.5℃ - 19.4℃ = 14,452
[14,452 (3.98% / 4.17%)] [233,169 / 127,625 (67.32)]
19.5℃ - 20.4℃ 19.5℃ - 20.4℃ = 14,305
[14,305 (3.94% / 4.13%)] [247,474 / 113,173 (71.45)]
20.5℃ - 21.4℃ 20.5℃ - 21.4℃ = 13,505
[13,505 (3.72% / 3.90%)] [260,979 / 98,868 (75.35)]
21.5℃ - 22.4℃ 21.5℃ - 22.4℃ = 13,068
[13,068 (3.60% / 3.77%)] [274,047 / 85,363 (79.13)]
22.5℃ - 23.4℃ 22.5℃ - 23.4℃ = 12,450
[12,450 (3.43% / 3.59%)] [286,497 / 72,295 (82.72)]
23.5℃ - 24.4℃ 23.5℃ - 24.4℃ = 12,100
[12,100 (3.34% / 3.49%)] [298,597 / 59,845 (86.21)]
24.5℃ - 25.4℃ 24.5℃ - 25.4℃ = 11,360
[11,360 (3.13% / 3.28%)] [309,957 / 47,745 (89.49)]
25.5℃ - 26.4℃ 25.5℃ - 26.4℃ = 9,219
[9,219 (2.54% / 2.66%)] [319,176 / 36,385 (92.16)]
26.5℃ - 27.4℃ 26.5℃ - 27.4℃ = 6,813
[6,813 (1.88% / 1.97%)] [325,989 / 27,166 (94.12)]
27.5℃ - 28.4℃ 27.5℃ - 28.4℃ = 5,280
[5,280 (1.46% / 1.52%)] [331,269 / 20,353 (95.65)]
28.5℃ - 29.4℃ 28.5℃ - 29.4℃ = 4,161
[4,161 (1.15% / 1.20%)] [335,430 / 15,073 (96.85)]
29.5℃ - 30.4℃ 29.5℃ - 30.4℃ = 3,233
[3,233 (0.89% / 0.93%)] [338,663 / 10,912 (97.78)]
30.5℃ - 31.4℃ 30.5℃ - 31.4℃ = 2,662
[2,662 (0.73% / 0.77%)] [341,325 / 7,679 (98.55)]
31.5℃ - 32.4℃ 31.5℃ - 32.4℃ = 2,162
[2,162 (0.60% / 0.62%)] [343,487 / 5,017 (99.18)]
32.5℃ - 33.4℃ 32.5℃ - 33.4℃ = 1,495
[1,495 (0.41% / 0.43%)] [344,982 / 2,855 (99.61)]
33.5℃ - 34.4℃ 33.5℃ - 34.4℃ = 881
[881 (0.24% / 0.25%)] [345,863 / 1,360 (99.86)]
34.5℃ - 35.4℃ 34.5℃ - 35.4℃ = 358
[358 (0.10% / 0.10%)] [346,221 / 479 (99.97)]
35.5℃ - 36.4℃ 35.5℃ - 36.4℃ = 92
[92 (0.03% / 0.03%)] [346,313 / 121 (99.99)]
36.5℃ - 37.4℃ 36.5℃ - 37.4℃ = 24
[24 (0.01% / 0.01%)] [346,337 / 29 (100.00)]
37.5℃ - 38.4℃ 37.5℃ - 38.4℃ = 5
[5 (0.00% / 0.00%)] [346,342 / 5 (100.00)]

欠測回数 (16,380 / 4.52%)

日照時間

0.0h 0.0h = 245,959
[245,959 (67.81% / 71.00%)] [245,959 / 346,409 (71.00)]
0.1h 0.1h = 7,171
[7,171 (1.98% / 2.07%)] [253,130 / 100,450 (73.07)]
0.2h 0.2h = 5,373
[5,373 (1.48% / 1.55%)] [258,503 / 93,279 (74.62)]
0.3h 0.3h = 4,907
[4,907 (1.35% / 1.42%)] [263,410 / 87,906 (76.04)]
0.4h 0.4h = 4,769
[4,769 (1.31% / 1.38%)] [268,179 / 82,999 (77.42)]
0.5h 0.5h = 4,789
[4,789 (1.32% / 1.38%)] [272,968 / 78,230 (78.80)]
0.6h 0.6h = 4,682
[4,682 (1.29% / 1.35%)] [277,650 / 73,441 (80.15)]
0.7h 0.7h = 4,865
[4,865 (1.34% / 1.40%)] [282,515 / 68,759 (81.56)]
0.8h 0.8h = 5,395
[5,395 (1.49% / 1.56%)] [287,910 / 63,894 (83.11)]
0.9h 0.9h = 7,159
[7,159 (1.97% / 2.07%)] [295,069 / 58,499 (85.18)]
1.0h 1.0h = 51,340
[51,340 (14.15% / 14.82%)] [346,409 / 51,340 (100.00)]

欠測回数 (16,313 / 4.50%)