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 165
観測回数 120,298
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 〜 2015年08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 = 112,781
[112,781 (93.75% / 93.88%)] [112,781 / 120,132 (93.88%)]
0.5mm - 1.4mm 0.5mm - 1.4mm = 3,986
[3,986 (3.31% / 3.32%)] [116,767 / 7,351 (97.20%)]
1.5mm - 2.4mm 1.5mm - 2.4mm = 1,446
[1,446 (1.20% / 1.20%)] [118,213 / 3,365 (98.40%)]
2.5mm - 3.4mm 2.5mm - 3.4mm = 707
[707 (0.59% / 0.59%)] [118,920 / 1,919 (98.99%)]
3.5mm - 4.4mm 3.5mm - 4.4mm = 362
[362 (0.30% / 0.30%)] [119,282 / 1,212 (99.29%)]
4.5mm - 5.4mm 4.5mm - 5.4mm = 263
[263 (0.22% / 0.22%)] [119,545 / 850 (99.51%)]
5.5mm - 6.4mm 5.5mm - 6.4mm = 154
[154 (0.13% / 0.13%)] [119,699 / 587 (99.64%)]
6.5mm - 7.4mm 6.5mm - 7.4mm = 112
[112 (0.09% / 0.09%)] [119,811 / 433 (99.73%)]
7.5mm - 8.4mm 7.5mm - 8.4mm = 86
[86 (0.07% / 0.07%)] [119,897 / 321 (99.80%)]
8.5mm - 9.4mm 8.5mm - 9.4mm = 46
[46 (0.04% / 0.04%)] [119,943 / 235 (99.84%)]
9.5mm - 10.4mm 9.5mm - 10.4mm = 43
[43 (0.04% / 0.04%)] [119,986 / 189 (99.88%)]
10.5mm - 11.4mm 10.5mm - 11.4mm = 21
[21 (0.02% / 0.02%)] [120,007 / 146 (99.90%)]
11.5mm - 12.4mm 11.5mm - 12.4mm = 22
[22 (0.02% / 0.02%)] [120,029 / 125 (99.91%)]
12.5mm - 13.4mm 12.5mm - 13.4mm = 18
[18 (0.01% / 0.01%)] [120,047 / 103 (99.93%)]
13.5mm - 14.4mm 13.5mm - 14.4mm = 19
[19 (0.02% / 0.02%)] [120,066 / 85 (99.95%)]
14.5mm - 15.4mm 14.5mm - 15.4mm = 11
[11 (0.01% / 0.01%)] [120,077 / 66 (99.95%)]
15.5mm - 16.4mm 15.5mm - 16.4mm = 5
[5 (0.00% / 0.00%)] [120,082 / 55 (99.96%)]
16.5mm - 17.4mm 16.5mm - 17.4mm = 7
[7 (0.01% / 0.01%)] [120,089 / 50 (99.96%)]
17.5mm - 18.4mm 17.5mm - 18.4mm = 6
[6 (0.00% / 0.00%)] [120,095 / 43 (99.97%)]
18.5mm - 19.4mm 18.5mm - 19.4mm = 4
[4 (0.00% / 0.00%)] [120,099 / 37 (99.97%)]
19.5mm - 20.4mm 19.5mm - 20.4mm = 3
[3 (0.00% / 0.00%)] [120,102 / 33 (99.98%)]
20.5mm - 21.4mm 20.5mm - 21.4mm = 6
[6 (0.00% / 0.00%)] [120,108 / 30 (99.98%)]
22.5mm - 23.4mm 22.5mm - 23.4mm = 3
[3 (0.00% / 0.00%)] [120,111 / 24 (99.98%)]
23.5mm - 24.4mm 23.5mm - 24.4mm = 2
[2 (0.00% / 0.00%)] [120,113 / 21 (99.98%)]
25.5mm - 26.4mm 25.5mm - 26.4mm = 2
[2 (0.00% / 0.00%)] [120,115 / 19 (99.99%)]
26.5mm - 27.4mm 26.5mm - 27.4mm = 2
[2 (0.00% / 0.00%)] [120,117 / 17 (99.99%)]
27.5mm - 28.4mm 27.5mm - 28.4mm = 1
[1 (0.00% / 0.00%)] [120,118 / 15 (99.99%)]
28.5mm - 29.4mm 28.5mm - 29.4mm = 2
[2 (0.00% / 0.00%)] [120,120 / 14 (99.99%)]
30.5mm - 31.4mm 30.5mm - 31.4mm = 1
[1 (0.00% / 0.00%)] [120,121 / 12 (99.99%)]
32.5mm - 33.4mm 32.5mm - 33.4mm = 1
[1 (0.00% / 0.00%)] [120,122 / 11 (99.99%)]
33.5mm - 34.4mm 33.5mm - 34.4mm = 1
[1 (0.00% / 0.00%)] [120,123 / 10 (99.99%)]
34.5mm - 35.4mm 34.5mm - 35.4mm = 1
[1 (0.00% / 0.00%)] [120,124 / 9 (99.99%)]
36.5mm - 37.4mm 36.5mm - 37.4mm = 1
[1 (0.00% / 0.00%)] [120,125 / 8 (99.99%)]
41.5mm - 42.4mm 41.5mm - 42.4mm = 1
[1 (0.00% / 0.00%)] [120,126 / 7 (100.00%)]
43.5mm - 44.4mm 43.5mm - 44.4mm = 1
[1 (0.00% / 0.00%)] [120,127 / 6 (100.00%)]
44.5mm - 45.4mm 44.5mm - 45.4mm = 2
[2 (0.00% / 0.00%)] [120,129 / 5 (100.00%)]
47.5mm - 48.4mm 47.5mm - 48.4mm = 1
[1 (0.00% / 0.00%)] [120,130 / 3 (100.00%)]
52.5mm - 53.4mm 52.5mm - 53.4mm = 1
[1 (0.00% / 0.00%)] [120,131 / 2 (100.00%)]
62.5mm - 63.4mm 62.5mm - 63.4mm = 1
[1 (0.00% / 0.00%)] [120,132 / 1 (100.00%)]

欠測回数 (166 / 0.14%)

風向

静穏 静穏 = 5,267
[5,267 (4.38% / 4.39%)] [0 / 0 (NA)]
北北東 北北東 = 14,203
[14,203 (11.81% / 11.83%)] [0 / 0 (NA)]
北東 北東 = 7,384
[7,384 (6.14% / 6.15%)] [0 / 0 (NA)]
東北東 東北東 = 5,848
[5,848 (4.86% / 4.87%)] [0 / 0 (NA)]
東 = 6,219
[6,219 (5.17% / 5.18%)] [0 / 0 (NA)]
東南東 東南東 = 4,196
[4,196 (3.49% / 3.49%)] [0 / 0 (NA)]
南東 南東 = 6,162
[6,162 (5.12% / 5.13%)] [0 / 0 (NA)]
南南東 南南東 = 10,824
[10,824 (9.00% / 9.01%)] [0 / 0 (NA)]
南 = 9,500
[9,500 (7.90% / 7.91%)] [0 / 0 (NA)]
南南西 南南西 = 3,999
[3,999 (3.32% / 3.33%)] [0 / 0 (NA)]
南西 南西 = 2,427
[2,427 (2.02% / 2.02%)] [0 / 0 (NA)]
西南西 西南西 = 2,654
[2,654 (2.21% / 2.21%)] [0 / 0 (NA)]
西 西 = 3,989
[3,989 (3.32% / 3.32%)] [0 / 0 (NA)]
西北西 西北西 = 4,429
[4,429 (3.68% / 3.69%)] [0 / 0 (NA)]
北西 北西 = 5,643
[5,643 (4.69% / 4.70%)] [0 / 0 (NA)]
北北西 北北西 = 8,370
[8,370 (6.96% / 6.97%)] [0 / 0 (NA)]
北 = 18,973
[18,973 (15.77% / 15.80%)] [0 / 0 (NA)]

欠測回数 (211 / 0.18%)

風速

0.0m/s - 0.4m/s 0.0m/s - 0.4m/s = 6,131
[6,131 (5.10% / 5.11%)] [6,131 / 120,087 (5.11%)]
0.5m/s - 1.4m/s 0.5m/s - 1.4m/s = 35,500
[35,500 (29.51% / 29.56%)] [41,631 / 113,956 (34.67%)]
1.5m/s - 2.4m/s 1.5m/s - 2.4m/s = 37,122
[37,122 (30.86% / 30.91%)] [78,753 / 78,456 (65.58%)]
2.5m/s - 3.4m/s 2.5m/s - 3.4m/s = 18,706
[18,706 (15.55% / 15.58%)] [97,459 / 41,334 (81.16%)]
3.5m/s - 4.4m/s 3.5m/s - 4.4m/s = 10,158
[10,158 (8.44% / 8.46%)] [107,617 / 22,628 (89.62%)]
4.5m/s - 5.4m/s 4.5m/s - 5.4m/s = 5,223
[5,223 (4.34% / 4.35%)] [112,840 / 12,470 (93.97%)]
5.5m/s - 6.4m/s 5.5m/s - 6.4m/s = 2,800
[2,800 (2.33% / 2.33%)] [115,640 / 7,247 (96.30%)]
6.5m/s - 7.4m/s 6.5m/s - 7.4m/s = 1,599
[1,599 (1.33% / 1.33%)] [117,239 / 4,447 (97.63%)]
7.5m/s - 8.4m/s 7.5m/s - 8.4m/s = 1,001
[1,001 (0.83% / 0.83%)] [118,240 / 2,848 (98.46%)]
8.5m/s - 9.4m/s 8.5m/s - 9.4m/s = 711
[711 (0.59% / 0.59%)] [118,951 / 1,847 (99.05%)]
9.5m/s - 10.4m/s 9.5m/s - 10.4m/s = 469
[469 (0.39% / 0.39%)] [119,420 / 1,136 (99.44%)]
10.5m/s - 11.4m/s 10.5m/s - 11.4m/s = 317
[317 (0.26% / 0.26%)] [119,737 / 667 (99.71%)]
11.5m/s - 12.4m/s 11.5m/s - 12.4m/s = 191
[191 (0.16% / 0.16%)] [119,928 / 350 (99.87%)]
12.5m/s - 13.4m/s 12.5m/s - 13.4m/s = 95
[95 (0.08% / 0.08%)] [120,023 / 159 (99.95%)]
13.5m/s - 14.4m/s 13.5m/s - 14.4m/s = 45
[45 (0.04% / 0.04%)] [120,068 / 64 (99.98%)]
14.5m/s - 15.4m/s 14.5m/s - 15.4m/s = 13
[13 (0.01% / 0.01%)] [120,081 / 19 (100.00%)]
15.5m/s - 16.4m/s 15.5m/s - 16.4m/s = 4
[4 (0.00% / 0.00%)] [120,085 / 6 (100.00%)]
17.5m/s - 18.4m/s 17.5m/s - 18.4m/s = 1
[1 (0.00% / 0.00%)] [120,086 / 2 (100.00%)]
18.5m/s - 19.4m/s 18.5m/s - 19.4m/s = 1
[1 (0.00% / 0.00%)] [120,087 / 1 (100.00%)]

欠測回数 (211 / 0.18%)

気温

-10.5℃ - -9.6℃ -10.5℃ - -9.6℃ = 1
[1 (0.00% / 0.00%)] [1 / 120,095 (0.00%)]
-9.5℃ - -8.6℃ -9.5℃ - -8.6℃ = 1
[1 (0.00% / 0.00%)] [2 / 120,094 (0.00%)]
-8.5℃ - -7.6℃ -8.5℃ - -7.6℃ = 13
[13 (0.01% / 0.01%)] [15 / 120,093 (0.01%)]
-7.5℃ - -6.6℃ -7.5℃ - -6.6℃ = 39
[39 (0.03% / 0.03%)] [54 / 120,080 (0.04%)]
-6.5℃ - -5.6℃ -6.5℃ - -5.6℃ = 102
[102 (0.08% / 0.08%)] [156 / 120,041 (0.13%)]
-5.5℃ - -4.6℃ -5.5℃ - -4.6℃ = 253
[253 (0.21% / 0.21%)] [409 / 119,939 (0.34%)]
-4.5℃ - -3.6℃ -4.5℃ - -3.6℃ = 502
[502 (0.42% / 0.42%)] [911 / 119,686 (0.76%)]
-3.5℃ - -2.6℃ -3.5℃ - -2.6℃ = 801
[801 (0.67% / 0.67%)] [1,712 / 119,184 (1.43%)]
-2.5℃ - -1.6℃ -2.5℃ - -1.6℃ = 1,126
[1,126 (0.94% / 0.94%)] [2,838 / 118,383 (2.36%)]
-1.5℃ - -0.6℃ -1.5℃ - -0.6℃ = 1,550
[1,550 (1.29% / 1.29%)] [4,388 / 117,257 (3.65%)]
-0.5℃ - 0.4℃ -0.5℃ - 0.4℃ = 4,328
[4,328 (3.60% / 3.60%)] [8,716 / 115,707 (7.26%)]
0.5℃ - 1.4℃ 0.5℃ - 1.4℃ = 3,006
[3,006 (2.50% / 2.50%)] [11,722 / 111,379 (9.76%)]
1.5℃ - 2.4℃ 1.5℃ - 2.4℃ = 3,293
[3,293 (2.74% / 2.74%)] [15,015 / 108,373 (12.50%)]
2.5℃ - 3.4℃ 2.5℃ - 3.4℃ = 3,433
[3,433 (2.85% / 2.86%)] [18,448 / 105,080 (15.36%)]
3.5℃ - 4.4℃ 3.5℃ - 4.4℃ = 3,601
[3,601 (2.99% / 3.00%)] [22,049 / 101,647 (18.36%)]
4.5℃ - 5.4℃ 4.5℃ - 5.4℃ = 3,746
[3,746 (3.11% / 3.12%)] [25,795 / 98,046 (21.48%)]
5.5℃ - 6.4℃ 5.5℃ - 6.4℃ = 3,934
[3,934 (3.27% / 3.28%)] [29,729 / 94,300 (24.75%)]
6.5℃ - 7.4℃ 6.5℃ - 7.4℃ = 3,960
[3,960 (3.29% / 3.30%)] [33,689 / 90,366 (28.05%)]
7.5℃ - 8.4℃ 7.5℃ - 8.4℃ = 3,868
[3,868 (3.22% / 3.22%)] [37,557 / 86,406 (31.27%)]
8.5℃ - 9.4℃ 8.5℃ - 9.4℃ = 3,930
[3,930 (3.27% / 3.27%)] [41,487 / 82,538 (34.55%)]
9.5℃ - 10.4℃ 9.5℃ - 10.4℃ = 3,603
[3,603 (3.00% / 3.00%)] [45,090 / 78,608 (37.55%)]
10.5℃ - 11.4℃ 10.5℃ - 11.4℃ = 3,493
[3,493 (2.90% / 2.91%)] [48,583 / 75,005 (40.45%)]
11.5℃ - 12.4℃ 11.5℃ - 12.4℃ = 3,517
[3,517 (2.92% / 2.93%)] [52,100 / 71,512 (43.38%)]
12.5℃ - 13.4℃ 12.5℃ - 13.4℃ = 3,505
[3,505 (2.91% / 2.92%)] [55,605 / 67,995 (46.30%)]
13.5℃ - 14.4℃ 13.5℃ - 14.4℃ = 3,578
[3,578 (2.97% / 2.98%)] [59,183 / 64,490 (49.28%)]
14.5℃ - 15.4℃ 14.5℃ - 15.4℃ = 3,803
[3,803 (3.16% / 3.17%)] [62,986 / 60,912 (52.45%)]
15.5℃ - 16.4℃ 15.5℃ - 16.4℃ = 3,957
[3,957 (3.29% / 3.29%)] [66,943 / 57,109 (55.74%)]
16.5℃ - 17.4℃ 16.5℃ - 17.4℃ = 4,157
[4,157 (3.46% / 3.46%)] [71,100 / 53,152 (59.20%)]
17.5℃ - 18.4℃ 17.5℃ - 18.4℃ = 4,293
[4,293 (3.57% / 3.57%)] [75,393 / 48,995 (62.78%)]
18.5℃ - 19.4℃ 18.5℃ - 19.4℃ = 4,439
[4,439 (3.69% / 3.70%)] [79,832 / 44,702 (66.47%)]
19.5℃ - 20.4℃ 19.5℃ - 20.4℃ = 4,783
[4,783 (3.98% / 3.98%)] [84,615 / 40,263 (70.46%)]
20.5℃ - 21.4℃ 20.5℃ - 21.4℃ = 4,565
[4,565 (3.79% / 3.80%)] [89,180 / 35,480 (74.26%)]
21.5℃ - 22.4℃ 21.5℃ - 22.4℃ = 4,432
[4,432 (3.68% / 3.69%)] [93,612 / 30,915 (77.95%)]
22.5℃ - 23.4℃ 22.5℃ - 23.4℃ = 4,635
[4,635 (3.85% / 3.86%)] [98,247 / 26,483 (81.81%)]
23.5℃ - 24.4℃ 23.5℃ - 24.4℃ = 4,583
[4,583 (3.81% / 3.82%)] [102,830 / 21,848 (85.62%)]
24.5℃ - 25.4℃ 24.5℃ - 25.4℃ = 4,154
[4,154 (3.45% / 3.46%)] [106,984 / 17,265 (89.08%)]
25.5℃ - 26.4℃ 25.5℃ - 26.4℃ = 3,174
[3,174 (2.64% / 2.64%)] [110,158 / 13,111 (91.73%)]
26.5℃ - 27.4℃ 26.5℃ - 27.4℃ = 2,408
[2,408 (2.00% / 2.01%)] [112,566 / 9,937 (93.73%)]
27.5℃ - 28.4℃ 27.5℃ - 28.4℃ = 1,844
[1,844 (1.53% / 1.54%)] [114,410 / 7,529 (95.27%)]
28.5℃ - 29.4℃ 28.5℃ - 29.4℃ = 1,482
[1,482 (1.23% / 1.23%)] [115,892 / 5,685 (96.50%)]
29.5℃ - 30.4℃ 29.5℃ - 30.4℃ = 1,284
[1,284 (1.07% / 1.07%)] [117,176 / 4,203 (97.57%)]
30.5℃ - 31.4℃ 30.5℃ - 31.4℃ = 979
[979 (0.81% / 0.82%)] [118,155 / 2,919 (98.38%)]
31.5℃ - 32.4℃ 31.5℃ - 32.4℃ = 800
[800 (0.67% / 0.67%)] [118,955 / 1,940 (99.05%)]
32.5℃ - 33.4℃ 32.5℃ - 33.4℃ = 603
[603 (0.50% / 0.50%)] [119,558 / 1,140 (99.55%)]
33.5℃ - 34.4℃ 33.5℃ - 34.4℃ = 325
[325 (0.27% / 0.27%)] [119,883 / 537 (99.82%)]
34.5℃ - 35.4℃ 34.5℃ - 35.4℃ = 166
[166 (0.14% / 0.14%)] [120,049 / 212 (99.96%)]
35.5℃ - 36.4℃ 35.5℃ - 36.4℃ = 44
[44 (0.04% / 0.04%)] [120,093 / 46 (100.00%)]
36.5℃ - 37.4℃ 36.5℃ - 37.4℃ = 2
[2 (0.00% / 0.00%)] [120,095 / 2 (100.00%)]

欠測回数 (203 / 0.17%)

日照時間

0.0h 0.0h = 84,358
[84,358 (70.12% / 70.23%)] [84,358 / 120,110 (70.23%)]
0.1h 0.1h = 2,526
[2,526 (2.10% / 2.10%)] [86,884 / 35,752 (72.34%)]
0.2h 0.2h = 2,058
[2,058 (1.71% / 1.71%)] [88,942 / 33,226 (74.05%)]
0.3h 0.3h = 1,706
[1,706 (1.42% / 1.42%)] [90,648 / 31,168 (75.47%)]
0.4h 0.4h = 1,754
[1,754 (1.46% / 1.46%)] [92,402 / 29,462 (76.93%)]
0.5h 0.5h = 1,665
[1,665 (1.38% / 1.39%)] [94,067 / 27,708 (78.32%)]
0.6h 0.6h = 1,726
[1,726 (1.43% / 1.44%)] [95,793 / 26,043 (79.75%)]
0.7h 0.7h = 1,888
[1,888 (1.57% / 1.57%)] [97,681 / 24,317 (81.33%)]
0.8h 0.8h = 2,019
[2,019 (1.68% / 1.68%)] [99,700 / 22,429 (83.01%)]
0.9h 0.9h = 2,742
[2,742 (2.28% / 2.28%)] [102,442 / 20,410 (85.29%)]
1.0h 1.0h = 17,668
[17,668 (14.69% / 14.71%)] [120,110 / 17,668 (100.00%)]

欠測回数 (188 / 0.16%)