観測所番号 40231
都道府県 茨城県 [ 地域ポータル ]
所在地 茨城県筑西市西石田 (茨城県筑西市)
観測月数 202
観測回数 147,322
観測期間
期間 名前 緯度 経度 高度 風速計高さ
2001年12月10日 〜 2006年12月18日 下館 (シモダテ) 36.282N 139.988E 24m 6.5m
2006年12月19日 〜 2018年09月99日 下館 (シモダテ) 36.282N 139.988E 24m 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
40181 門井(茨城県) 6.95km 35度
40242 筑波山(茨城県) 11.74km 122度
40243 筑波山(茨城県) 11.74km 122度
40281 下妻(茨城県) 13.23km 197度
41376 小山(栃木県) 15.49km 293度
40282 常総(茨城県) 18.77km 182度
40241 柿岡(茨城県) 18.78km 106度
41331 真岡(栃木県) 21.64km 359度
40246 愛宕山(茨城県) 24.00km 87度
40191 笠間(茨城県) 25.87km 60度
40221 古河(茨城県) 25.93km 250度
41371 栃木(栃木県) 27.51km 291度
40336 つくば(茨城県) 27.84km 153度
40905 つくば(茨城県) 27.84km 153度
40326 坂東(茨城県) 28.71km 197度
40341 土浦(茨城県) 28.81km 133度

全期間統計

降水量

0.0mm - 0.4mm 0.0mm - 0.4mm = 137,809
[137,809 (93.54% / 93.65%)] [137,809 / 147,155 (93.65)]
0.5mm - 1.4mm 0.5mm - 1.4mm = 5,110
[5,110 (3.47% / 3.47%)] [142,919 / 9,346 (97.12)]
1.5mm - 2.4mm 1.5mm - 2.4mm = 1,827
[1,827 (1.24% / 1.24%)] [144,746 / 4,236 (98.36)]
2.5mm - 3.4mm 2.5mm - 3.4mm = 891
[891 (0.60% / 0.61%)] [145,637 / 2,409 (98.97)]
3.5mm - 4.4mm 3.5mm - 4.4mm = 459
[459 (0.31% / 0.31%)] [146,096 / 1,518 (99.28)]
4.5mm - 5.4mm 4.5mm - 5.4mm = 314
[314 (0.21% / 0.21%)] [146,410 / 1,059 (99.49)]
5.5mm - 6.4mm 5.5mm - 6.4mm = 201
[201 (0.14% / 0.14%)] [146,611 / 745 (99.63)]
6.5mm - 7.4mm 6.5mm - 7.4mm = 136
[136 (0.09% / 0.09%)] [146,747 / 544 (99.72)]
7.5mm - 8.4mm 7.5mm - 8.4mm = 106
[106 (0.07% / 0.07%)] [146,853 / 408 (99.79)]
8.5mm - 9.4mm 8.5mm - 9.4mm = 63
[63 (0.04% / 0.04%)] [146,916 / 302 (99.84)]
9.5mm - 10.4mm 9.5mm - 10.4mm = 54
[54 (0.04% / 0.04%)] [146,970 / 239 (99.87)]
10.5mm - 11.4mm 10.5mm - 11.4mm = 25
[25 (0.02% / 0.02%)] [146,995 / 185 (99.89)]
11.5mm - 12.4mm 11.5mm - 12.4mm = 26
[26 (0.02% / 0.02%)] [147,021 / 160 (99.91)]
12.5mm - 13.4mm 12.5mm - 13.4mm = 24
[24 (0.02% / 0.02%)] [147,045 / 134 (99.93)]
13.5mm - 14.4mm 13.5mm - 14.4mm = 23
[23 (0.02% / 0.02%)] [147,068 / 110 (99.94)]
14.5mm - 15.4mm 14.5mm - 15.4mm = 14
[14 (0.01% / 0.01%)] [147,082 / 87 (99.95)]
15.5mm - 16.4mm 15.5mm - 16.4mm = 10
[10 (0.01% / 0.01%)] [147,092 / 73 (99.96)]
16.5mm - 17.4mm 16.5mm - 17.4mm = 8
[8 (0.01% / 0.01%)] [147,100 / 63 (99.96)]
17.5mm - 18.4mm 17.5mm - 18.4mm = 7
[7 (0.00% / 0.00%)] [147,107 / 55 (99.97)]
18.5mm - 19.4mm 18.5mm - 19.4mm = 6
[6 (0.00% / 0.00%)] [147,113 / 48 (99.97)]
19.5mm - 20.4mm 19.5mm - 20.4mm = 5
[5 (0.00% / 0.00%)] [147,118 / 42 (99.97)]
20.5mm - 21.4mm 20.5mm - 21.4mm = 6
[6 (0.00% / 0.00%)] [147,124 / 37 (99.98)]
21.5mm - 22.4mm 21.5mm - 22.4mm = 1
[1 (0.00% / 0.00%)] [147,125 / 31 (99.98)]
22.5mm - 23.4mm 22.5mm - 23.4mm = 4
[4 (0.00% / 0.00%)] [147,129 / 30 (99.98)]
23.5mm - 24.4mm 23.5mm - 24.4mm = 2
[2 (0.00% / 0.00%)] [147,131 / 26 (99.98)]
25.5mm - 26.4mm 25.5mm - 26.4mm = 4
[4 (0.00% / 0.00%)] [147,135 / 24 (99.99)]
26.5mm - 27.4mm 26.5mm - 27.4mm = 3
[3 (0.00% / 0.00%)] [147,138 / 20 (99.99)]
27.5mm - 28.4mm 27.5mm - 28.4mm = 1
[1 (0.00% / 0.00%)] [147,139 / 17 (99.99)]
28.5mm - 29.4mm 28.5mm - 29.4mm = 2
[2 (0.00% / 0.00%)] [147,141 / 16 (99.99)]
30.5mm - 31.4mm 30.5mm - 31.4mm = 2
[2 (0.00% / 0.00%)] [147,143 / 14 (99.99)]
31.5mm - 32.4mm 31.5mm - 32.4mm = 1
[1 (0.00% / 0.00%)] [147,144 / 12 (99.99)]
32.5mm - 33.4mm 32.5mm - 33.4mm = 1
[1 (0.00% / 0.00%)] [147,145 / 11 (99.99)]
33.5mm - 34.4mm 33.5mm - 34.4mm = 1
[1 (0.00% / 0.00%)] [147,146 / 10 (99.99)]
34.5mm - 35.4mm 34.5mm - 35.4mm = 1
[1 (0.00% / 0.00%)] [147,147 / 9 (99.99)]
36.5mm - 37.4mm 36.5mm - 37.4mm = 1
[1 (0.00% / 0.00%)] [147,148 / 8 (100.00)]
41.5mm - 42.4mm 41.5mm - 42.4mm = 1
[1 (0.00% / 0.00%)] [147,149 / 7 (100.00)]
43.5mm - 44.4mm 43.5mm - 44.4mm = 1
[1 (0.00% / 0.00%)] [147,150 / 6 (100.00)]
44.5mm - 45.4mm 44.5mm - 45.4mm = 2
[2 (0.00% / 0.00%)] [147,152 / 5 (100.00)]
47.5mm - 48.4mm 47.5mm - 48.4mm = 1
[1 (0.00% / 0.00%)] [147,153 / 3 (100.00)]
52.5mm - 53.4mm 52.5mm - 53.4mm = 1
[1 (0.00% / 0.00%)] [147,154 / 2 (100.00)]
62.5mm - 63.4mm 62.5mm - 63.4mm = 1
[1 (0.00% / 0.00%)] [147,155 / 1 (100.00)]

欠測回数 (167 / 0.11%)

風向

静穏 静穏 = 5,539
[5,539 (3.76% / 3.77%)]
北北東 北北東 = 17,656
[17,656 (11.98% / 12.00%)]
北東 北東 = 9,165
[9,165 (6.22% / 6.23%)]
東北東 東北東 = 7,320
[7,320 (4.97% / 4.98%)]
東 = 7,723
[7,723 (5.24% / 5.25%)]
東南東 東南東 = 5,182
[5,182 (3.52% / 3.52%)]
南東 南東 = 7,661
[7,661 (5.20% / 5.21%)]
南南東 南南東 = 13,601
[13,601 (9.23% / 9.25%)]
南 = 11,508
[11,508 (7.81% / 7.82%)]
南南西 南南西 = 4,943
[4,943 (3.36% / 3.36%)]
南西 南西 = 3,086
[3,086 (2.09% / 2.10%)]
西南西 西南西 = 3,226
[3,226 (2.19% / 2.19%)]
西 西 = 4,833
[4,833 (3.28% / 3.29%)]
西北西 西北西 = 5,453
[5,453 (3.70% / 3.71%)]
北西 北西 = 6,975
[6,975 (4.73% / 4.74%)]
北北西 北北西 = 10,322
[10,322 (7.01% / 7.02%)]
北 = 22,912
[22,912 (15.55% / 15.58%)]

欠測回数 (217 / 0.15%)

風速

0.0m/s - 0.4m/s 0.0m/s - 0.4m/s = 6,827
[6,827 (4.63% / 4.64%)] [6,827 / 147,105 (4.64)]
0.5m/s - 1.4m/s 0.5m/s - 1.4m/s = 43,730
[43,730 (29.68% / 29.73%)] [50,557 / 140,278 (34.37)]
1.5m/s - 2.4m/s 1.5m/s - 2.4m/s = 46,198
[46,198 (31.36% / 31.40%)] [96,755 / 96,548 (65.77)]
2.5m/s - 3.4m/s 2.5m/s - 3.4m/s = 22,918
[22,918 (15.56% / 15.58%)] [119,673 / 50,350 (81.35)]
3.5m/s - 4.4m/s 3.5m/s - 4.4m/s = 12,366
[12,366 (8.39% / 8.41%)] [132,039 / 27,432 (89.76)]
4.5m/s - 5.4m/s 4.5m/s - 5.4m/s = 6,357
[6,357 (4.32% / 4.32%)] [138,396 / 15,066 (94.08)]
5.5m/s - 6.4m/s 5.5m/s - 6.4m/s = 3,382
[3,382 (2.30% / 2.30%)] [141,778 / 8,709 (96.38)]
6.5m/s - 7.4m/s 6.5m/s - 7.4m/s = 1,937
[1,937 (1.31% / 1.32%)] [143,715 / 5,327 (97.70)]
7.5m/s - 8.4m/s 7.5m/s - 8.4m/s = 1,200
[1,200 (0.81% / 0.82%)] [144,915 / 3,390 (98.51)]
8.5m/s - 9.4m/s 8.5m/s - 9.4m/s = 858
[858 (0.58% / 0.58%)] [145,773 / 2,190 (99.09)]
9.5m/s - 10.4m/s 9.5m/s - 10.4m/s = 562
[562 (0.38% / 0.38%)] [146,335 / 1,332 (99.48)]
10.5m/s - 11.4m/s 10.5m/s - 11.4m/s = 374
[374 (0.25% / 0.25%)] [146,709 / 770 (99.73)]
11.5m/s - 12.4m/s 11.5m/s - 12.4m/s = 215
[215 (0.15% / 0.15%)] [146,924 / 396 (99.88)]
12.5m/s - 13.4m/s 12.5m/s - 13.4m/s = 111
[111 (0.08% / 0.08%)] [147,035 / 181 (99.95)]
13.5m/s - 14.4m/s 13.5m/s - 14.4m/s = 50
[50 (0.03% / 0.03%)] [147,085 / 70 (99.99)]
14.5m/s - 15.4m/s 14.5m/s - 15.4m/s = 14
[14 (0.01% / 0.01%)] [147,099 / 20 (100.00)]
15.5m/s - 16.4m/s 15.5m/s - 16.4m/s = 4
[4 (0.00% / 0.00%)] [147,103 / 6 (100.00)]
17.5m/s - 18.4m/s 17.5m/s - 18.4m/s = 1
[1 (0.00% / 0.00%)] [147,104 / 2 (100.00)]
18.5m/s - 19.4m/s 18.5m/s - 19.4m/s = 1
[1 (0.00% / 0.00%)] [147,105 / 1 (100.00)]

欠測回数 (217 / 0.15%)

気温

-10.5℃ - -9.6℃ -10.5℃ - -9.6℃ = 1
[1 (0.00% / 0.00%)] [1 / 147,112 (0.00)]
-9.5℃ - -8.6℃ -9.5℃ - -8.6℃ = 1
[1 (0.00% / 0.00%)] [2 / 147,111 (0.00)]
-8.5℃ - -7.6℃ -8.5℃ - -7.6℃ = 13
[13 (0.01% / 0.01%)] [15 / 147,110 (0.01)]
-7.5℃ - -6.6℃ -7.5℃ - -6.6℃ = 48
[48 (0.03% / 0.03%)] [63 / 147,097 (0.04)]
-6.5℃ - -5.6℃ -6.5℃ - -5.6℃ = 121
[121 (0.08% / 0.08%)] [184 / 147,049 (0.13)]
-5.5℃ - -4.6℃ -5.5℃ - -4.6℃ = 319
[319 (0.22% / 0.22%)] [503 / 146,928 (0.34)]
-4.5℃ - -3.6℃ -4.5℃ - -3.6℃ = 600
[600 (0.41% / 0.41%)] [1,103 / 146,609 (0.75)]
-3.5℃ - -2.6℃ -3.5℃ - -2.6℃ = 969
[969 (0.66% / 0.66%)] [2,072 / 146,009 (1.41)]
-2.5℃ - -1.6℃ -2.5℃ - -1.6℃ = 1,383
[1,383 (0.94% / 0.94%)] [3,455 / 145,040 (2.35)]
-1.5℃ - -0.6℃ -1.5℃ - -0.6℃ = 1,854
[1,854 (1.26% / 1.26%)] [5,309 / 143,657 (3.61)]
-0.5℃ - 0.4℃ -0.5℃ - 0.4℃ = 5,237
[5,237 (3.55% / 3.56%)] [10,546 / 141,803 (7.17)]
0.5℃ - 1.4℃ 0.5℃ - 1.4℃ = 3,591
[3,591 (2.44% / 2.44%)] [14,137 / 136,566 (9.61)]
1.5℃ - 2.4℃ 1.5℃ - 2.4℃ = 3,926
[3,926 (2.66% / 2.67%)] [18,063 / 132,975 (12.28)]
2.5℃ - 3.4℃ 2.5℃ - 3.4℃ = 4,125
[4,125 (2.80% / 2.80%)] [22,188 / 129,049 (15.08)]
3.5℃ - 4.4℃ 3.5℃ - 4.4℃ = 4,291
[4,291 (2.91% / 2.92%)] [26,479 / 124,924 (18.00)]
4.5℃ - 5.4℃ 4.5℃ - 5.4℃ = 4,457
[4,457 (3.03% / 3.03%)] [30,936 / 120,633 (21.03)]
5.5℃ - 6.4℃ 5.5℃ - 6.4℃ = 4,679
[4,679 (3.18% / 3.18%)] [35,615 / 116,176 (24.21)]
6.5℃ - 7.4℃ 6.5℃ - 7.4℃ = 4,805
[4,805 (3.26% / 3.27%)] [40,420 / 111,497 (27.48)]
7.5℃ - 8.4℃ 7.5℃ - 8.4℃ = 4,650
[4,650 (3.16% / 3.16%)] [45,070 / 106,692 (30.64)]
8.5℃ - 9.4℃ 8.5℃ - 9.4℃ = 4,832
[4,832 (3.28% / 3.28%)] [49,902 / 102,042 (33.92)]
9.5℃ - 10.4℃ 9.5℃ - 10.4℃ = 4,442
[4,442 (3.02% / 3.02%)] [54,344 / 97,210 (36.94)]
10.5℃ - 11.4℃ 10.5℃ - 11.4℃ = 4,295
[4,295 (2.92% / 2.92%)] [58,639 / 92,768 (39.86)]
11.5℃ - 12.4℃ 11.5℃ - 12.4℃ = 4,325
[4,325 (2.94% / 2.94%)] [62,964 / 88,473 (42.80)]
12.5℃ - 13.4℃ 12.5℃ - 13.4℃ = 4,310
[4,310 (2.93% / 2.93%)] [67,274 / 84,148 (45.73)]
13.5℃ - 14.4℃ 13.5℃ - 14.4℃ = 4,443
[4,443 (3.02% / 3.02%)] [71,717 / 79,838 (48.75)]
14.5℃ - 15.4℃ 14.5℃ - 15.4℃ = 4,604
[4,604 (3.13% / 3.13%)] [76,321 / 75,395 (51.88)]
15.5℃ - 16.4℃ 15.5℃ - 16.4℃ = 4,817
[4,817 (3.27% / 3.27%)] [81,138 / 70,791 (55.15)]
16.5℃ - 17.4℃ 16.5℃ - 17.4℃ = 5,136
[5,136 (3.49% / 3.49%)] [86,274 / 65,974 (58.65)]
17.5℃ - 18.4℃ 17.5℃ - 18.4℃ = 5,283
[5,283 (3.59% / 3.59%)] [91,557 / 60,838 (62.24)]
18.5℃ - 19.4℃ 18.5℃ - 19.4℃ = 5,514
[5,514 (3.74% / 3.75%)] [97,071 / 55,555 (65.98)]
19.5℃ - 20.4℃ 19.5℃ - 20.4℃ = 5,833
[5,833 (3.96% / 3.97%)] [102,904 / 50,041 (69.95)]
20.5℃ - 21.4℃ 20.5℃ - 21.4℃ = 5,657
[5,657 (3.84% / 3.85%)] [108,561 / 44,208 (73.79)]
21.5℃ - 22.4℃ 21.5℃ - 22.4℃ = 5,551
[5,551 (3.77% / 3.77%)] [114,112 / 38,551 (77.57)]
22.5℃ - 23.4℃ 22.5℃ - 23.4℃ = 5,715
[5,715 (3.88% / 3.88%)] [119,827 / 33,000 (81.45)]
23.5℃ - 24.4℃ 23.5℃ - 24.4℃ = 5,691
[5,691 (3.86% / 3.87%)] [125,518 / 27,285 (85.32)]
24.5℃ - 25.4℃ 24.5℃ - 25.4℃ = 5,192
[5,192 (3.52% / 3.53%)] [130,710 / 21,594 (88.85)]
25.5℃ - 26.4℃ 25.5℃ - 26.4℃ = 3,993
[3,993 (2.71% / 2.71%)] [134,703 / 16,402 (91.56)]
26.5℃ - 27.4℃ 26.5℃ - 27.4℃ = 3,074
[3,074 (2.09% / 2.09%)] [137,777 / 12,409 (93.65)]
27.5℃ - 28.4℃ 27.5℃ - 28.4℃ = 2,325
[2,325 (1.58% / 1.58%)] [140,102 / 9,335 (95.23)]
28.5℃ - 29.4℃ 28.5℃ - 29.4℃ = 1,855
[1,855 (1.26% / 1.26%)] [141,957 / 7,010 (96.50)]
29.5℃ - 30.4℃ 29.5℃ - 30.4℃ = 1,550
[1,550 (1.05% / 1.05%)] [143,507 / 5,155 (97.55)]
30.5℃ - 31.4℃ 30.5℃ - 31.4℃ = 1,226
[1,226 (0.83% / 0.83%)] [144,733 / 3,605 (98.38)]
31.5℃ - 32.4℃ 31.5℃ - 32.4℃ = 1,009
[1,009 (0.68% / 0.69%)] [145,742 / 2,379 (99.07)]
32.5℃ - 33.4℃ 32.5℃ - 33.4℃ = 731
[731 (0.50% / 0.50%)] [146,473 / 1,370 (99.57)]
33.5℃ - 34.4℃ 33.5℃ - 34.4℃ = 380
[380 (0.26% / 0.26%)] [146,853 / 639 (99.82)]
34.5℃ - 35.4℃ 34.5℃ - 35.4℃ = 197
[197 (0.13% / 0.13%)] [147,050 / 259 (99.96)]
35.5℃ - 36.4℃ 35.5℃ - 36.4℃ = 57
[57 (0.04% / 0.04%)] [147,107 / 62 (100.00)]
36.5℃ - 37.4℃ 36.5℃ - 37.4℃ = 5
[5 (0.00% / 0.00%)] [147,112 / 5 (100.00)]

欠測回数 (210 / 0.14%)

日照時間

0.0h 0.0h = 102,788
[102,788 (69.77% / 69.87%)] [102,788 / 147,122 (69.87)]
0.1h 0.1h = 3,184
[3,184 (2.16% / 2.16%)] [105,972 / 44,334 (72.03)]
0.2h 0.2h = 2,529
[2,529 (1.72% / 1.72%)] [108,501 / 41,150 (73.75)]
0.3h 0.3h = 2,116
[2,116 (1.44% / 1.44%)] [110,617 / 38,621 (75.19)]
0.4h 0.4h = 2,146
[2,146 (1.46% / 1.46%)] [112,763 / 36,505 (76.65)]
0.5h 0.5h = 2,049
[2,049 (1.39% / 1.39%)] [114,812 / 34,359 (78.04)]
0.6h 0.6h = 2,131
[2,131 (1.45% / 1.45%)] [116,943 / 32,310 (79.49)]
0.7h 0.7h = 2,344
[2,344 (1.59% / 1.59%)] [119,287 / 30,179 (81.08)]
0.8h 0.8h = 2,569
[2,569 (1.74% / 1.75%)] [121,856 / 27,835 (82.83)]
0.9h 0.9h = 3,432
[3,432 (2.33% / 2.33%)] [125,288 / 25,266 (85.16)]
1.0h 1.0h = 21,834
[21,834 (14.82% / 14.84%)] [147,122 / 21,834 (100.00)]

欠測回数 (200 / 0.14%)