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 217
観測回数 158,290
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 〜 2019年12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 = 148,018
[148,018 (93.51% / 93.61%)] [148,018 / 158,123 (93.61)]
0.5mm - 1.4mm 0.5mm - 1.4mm = 5,538
[5,538 (3.50% / 3.50%)] [153,556 / 10,105 (97.11)]
1.5mm - 2.4mm 1.5mm - 2.4mm = 1,970
[1,970 (1.24% / 1.25%)] [155,526 / 4,567 (98.36)]
2.5mm - 3.4mm 2.5mm - 3.4mm = 960
[960 (0.61% / 0.61%)] [156,486 / 2,597 (98.96)]
3.5mm - 4.4mm 3.5mm - 4.4mm = 498
[498 (0.31% / 0.31%)] [156,984 / 1,637 (99.28)]
4.5mm - 5.4mm 4.5mm - 5.4mm = 340
[340 (0.21% / 0.22%)] [157,324 / 1,139 (99.49)]
5.5mm - 6.4mm 5.5mm - 6.4mm = 213
[213 (0.13% / 0.13%)] [157,537 / 799 (99.63)]
6.5mm - 7.4mm 6.5mm - 7.4mm = 142
[142 (0.09% / 0.09%)] [157,679 / 586 (99.72)]
7.5mm - 8.4mm 7.5mm - 8.4mm = 110
[110 (0.07% / 0.07%)] [157,789 / 444 (99.79)]
8.5mm - 9.4mm 8.5mm - 9.4mm = 68
[68 (0.04% / 0.04%)] [157,857 / 334 (99.83)]
9.5mm - 10.4mm 9.5mm - 10.4mm = 60
[60 (0.04% / 0.04%)] [157,917 / 266 (99.87)]
10.5mm - 11.4mm 10.5mm - 11.4mm = 28
[28 (0.02% / 0.02%)] [157,945 / 206 (99.89)]
11.5mm - 12.4mm 11.5mm - 12.4mm = 29
[29 (0.02% / 0.02%)] [157,974 / 178 (99.91)]
12.5mm - 13.4mm 12.5mm - 13.4mm = 25
[25 (0.02% / 0.02%)] [157,999 / 149 (99.92)]
13.5mm - 14.4mm 13.5mm - 14.4mm = 25
[25 (0.02% / 0.02%)] [158,024 / 124 (99.94)]
14.5mm - 15.4mm 14.5mm - 15.4mm = 18
[18 (0.01% / 0.01%)] [158,042 / 99 (99.95)]
15.5mm - 16.4mm 15.5mm - 16.4mm = 12
[12 (0.01% / 0.01%)] [158,054 / 81 (99.96)]
16.5mm - 17.4mm 16.5mm - 17.4mm = 6
[6 (0.00% / 0.00%)] [158,060 / 69 (99.96)]
17.5mm - 18.4mm 17.5mm - 18.4mm = 10
[10 (0.01% / 0.01%)] [158,070 / 63 (99.97)]
18.5mm - 19.4mm 18.5mm - 19.4mm = 5
[5 (0.00% / 0.00%)] [158,075 / 53 (99.97)]
19.5mm - 20.4mm 19.5mm - 20.4mm = 7
[7 (0.00% / 0.00%)] [158,082 / 48 (99.97)]
20.5mm - 21.4mm 20.5mm - 21.4mm = 7
[7 (0.00% / 0.00%)] [158,089 / 41 (99.98)]
21.5mm - 22.4mm 21.5mm - 22.4mm = 3
[3 (0.00% / 0.00%)] [158,092 / 34 (99.98)]
22.5mm - 23.4mm 22.5mm - 23.4mm = 4
[4 (0.00% / 0.00%)] [158,096 / 31 (99.98)]
23.5mm - 24.4mm 23.5mm - 24.4mm = 2
[2 (0.00% / 0.00%)] [158,098 / 27 (99.98)]
25.5mm - 26.4mm 25.5mm - 26.4mm = 3
[3 (0.00% / 0.00%)] [158,101 / 25 (99.99)]
26.5mm - 27.4mm 26.5mm - 27.4mm = 4
[4 (0.00% / 0.00%)] [158,105 / 22 (99.99)]
27.5mm - 28.4mm 27.5mm - 28.4mm = 2
[2 (0.00% / 0.00%)] [158,107 / 18 (99.99)]
28.5mm - 29.4mm 28.5mm - 29.4mm = 2
[2 (0.00% / 0.00%)] [158,109 / 16 (99.99)]
30.5mm - 31.4mm 30.5mm - 31.4mm = 2
[2 (0.00% / 0.00%)] [158,111 / 14 (99.99)]
31.5mm - 32.4mm 31.5mm - 32.4mm = 1
[1 (0.00% / 0.00%)] [158,112 / 12 (99.99)]
32.5mm - 33.4mm 32.5mm - 33.4mm = 1
[1 (0.00% / 0.00%)] [158,113 / 11 (99.99)]
33.5mm - 34.4mm 33.5mm - 34.4mm = 1
[1 (0.00% / 0.00%)] [158,114 / 10 (99.99)]
34.5mm - 35.4mm 34.5mm - 35.4mm = 1
[1 (0.00% / 0.00%)] [158,115 / 9 (99.99)]
36.5mm - 37.4mm 36.5mm - 37.4mm = 1
[1 (0.00% / 0.00%)] [158,116 / 8 (100.00)]
41.5mm - 42.4mm 41.5mm - 42.4mm = 1
[1 (0.00% / 0.00%)] [158,117 / 7 (100.00)]
43.5mm - 44.4mm 43.5mm - 44.4mm = 1
[1 (0.00% / 0.00%)] [158,118 / 6 (100.00)]
44.5mm - 45.4mm 44.5mm - 45.4mm = 2
[2 (0.00% / 0.00%)] [158,120 / 5 (100.00)]
47.5mm - 48.4mm 47.5mm - 48.4mm = 1
[1 (0.00% / 0.00%)] [158,121 / 3 (100.00)]
52.5mm - 53.4mm 52.5mm - 53.4mm = 1
[1 (0.00% / 0.00%)] [158,122 / 2 (100.00)]
62.5mm - 63.4mm 62.5mm - 63.4mm = 1
[1 (0.00% / 0.00%)] [158,123 / 1 (100.00)]

欠測回数 (167 / 0.11%)

風向

静穏 静穏 = 5,672
[5,672 (3.58% / 3.59%)]
北北東 北北東 = 18,961
[18,961 (11.98% / 12.00%)]
北東 北東 = 9,850
[9,850 (6.22% / 6.23%)]
東北東 東北東 = 8,126
[8,126 (5.13% / 5.14%)]
東 = 8,231
[8,231 (5.20% / 5.21%)]
東南東 東南東 = 5,532
[5,532 (3.49% / 3.50%)]
南東 南東 = 8,321
[8,321 (5.26% / 5.26%)]
南南東 南南東 = 14,578
[14,578 (9.21% / 9.22%)]
南 = 12,158
[12,158 (7.68% / 7.69%)]
南南西 南南西 = 5,233
[5,233 (3.31% / 3.31%)]
南西 南西 = 3,311
[3,311 (2.09% / 2.09%)]
西南西 西南西 = 3,459
[3,459 (2.19% / 2.19%)]
西 西 = 5,156
[5,156 (3.26% / 3.26%)]
西北西 西北西 = 5,876
[5,876 (3.71% / 3.72%)]
北西 北西 = 7,718
[7,718 (4.88% / 4.88%)]
北北西 北北西 = 11,303
[11,303 (7.14% / 7.15%)]
北 = 24,582
[24,582 (15.53% / 15.55%)]

欠測回数 (223 / 0.14%)

風速

0.0m/s - 0.4m/s 0.0m/s - 0.4m/s = 7,172
[7,172 (4.53% / 4.54%)] [7,172 / 158,067 (4.54)]
0.5m/s - 1.4m/s 0.5m/s - 1.4m/s = 47,228
[47,228 (29.84% / 29.88%)] [54,400 / 150,895 (34.42)]
1.5m/s - 2.4m/s 1.5m/s - 2.4m/s = 49,977
[49,977 (31.57% / 31.62%)] [104,377 / 103,667 (66.03)]
2.5m/s - 3.4m/s 2.5m/s - 3.4m/s = 24,543
[24,543 (15.51% / 15.53%)] [128,920 / 53,690 (81.56)]
3.5m/s - 4.4m/s 3.5m/s - 4.4m/s = 13,161
[13,161 (8.31% / 8.33%)] [142,081 / 29,147 (89.89)]
4.5m/s - 5.4m/s 4.5m/s - 5.4m/s = 6,776
[6,776 (4.28% / 4.29%)] [148,857 / 15,986 (94.17)]
5.5m/s - 6.4m/s 5.5m/s - 6.4m/s = 3,617
[3,617 (2.29% / 2.29%)] [152,474 / 9,210 (96.46)]
6.5m/s - 7.4m/s 6.5m/s - 7.4m/s = 2,043
[2,043 (1.29% / 1.29%)] [154,517 / 5,593 (97.75)]
7.5m/s - 8.4m/s 7.5m/s - 8.4m/s = 1,274
[1,274 (0.80% / 0.81%)] [155,791 / 3,550 (98.56)]
8.5m/s - 9.4m/s 8.5m/s - 9.4m/s = 902
[902 (0.57% / 0.57%)] [156,693 / 2,276 (99.13)]
9.5m/s - 10.4m/s 9.5m/s - 10.4m/s = 578
[578 (0.37% / 0.37%)] [157,271 / 1,374 (99.50)]
10.5m/s - 11.4m/s 10.5m/s - 11.4m/s = 384
[384 (0.24% / 0.24%)] [157,655 / 796 (99.74)]
11.5m/s - 12.4m/s 11.5m/s - 12.4m/s = 221
[221 (0.14% / 0.14%)] [157,876 / 412 (99.88)]
12.5m/s - 13.4m/s 12.5m/s - 13.4m/s = 116
[116 (0.07% / 0.07%)] [157,992 / 191 (99.95)]
13.5m/s - 14.4m/s 13.5m/s - 14.4m/s = 51
[51 (0.03% / 0.03%)] [158,043 / 75 (99.98)]
14.5m/s - 15.4m/s 14.5m/s - 15.4m/s = 16
[16 (0.01% / 0.01%)] [158,059 / 24 (99.99)]
15.5m/s - 16.4m/s 15.5m/s - 16.4m/s = 5
[5 (0.00% / 0.00%)] [158,064 / 8 (100.00)]
17.5m/s - 18.4m/s 17.5m/s - 18.4m/s = 2
[2 (0.00% / 0.00%)] [158,066 / 3 (100.00)]
18.5m/s - 19.4m/s 18.5m/s - 19.4m/s = 1
[1 (0.00% / 0.00%)] [158,067 / 1 (100.00)]

欠測回数 (223 / 0.14%)

気温

-10.5℃ - -9.6℃ -10.5℃ - -9.6℃ = 1
[1 (0.00% / 0.00%)] [1 / 158,075 (0.00)]
-9.5℃ - -8.6℃ -9.5℃ - -8.6℃ = 1
[1 (0.00% / 0.00%)] [2 / 158,074 (0.00)]
-8.5℃ - -7.6℃ -8.5℃ - -7.6℃ = 13
[13 (0.01% / 0.01%)] [15 / 158,073 (0.01)]
-7.5℃ - -6.6℃ -7.5℃ - -6.6℃ = 49
[49 (0.03% / 0.03%)] [64 / 158,060 (0.04)]
-6.5℃ - -5.6℃ -6.5℃ - -5.6℃ = 122
[122 (0.08% / 0.08%)] [186 / 158,011 (0.12)]
-5.5℃ - -4.6℃ -5.5℃ - -4.6℃ = 332
[332 (0.21% / 0.21%)] [518 / 157,889 (0.33)]
-4.5℃ - -3.6℃ -4.5℃ - -3.6℃ = 637
[637 (0.40% / 0.40%)] [1,155 / 157,557 (0.73)]
-3.5℃ - -2.6℃ -3.5℃ - -2.6℃ = 1,038
[1,038 (0.66% / 0.66%)] [2,193 / 156,920 (1.39)]
-2.5℃ - -1.6℃ -2.5℃ - -1.6℃ = 1,488
[1,488 (0.94% / 0.94%)] [3,681 / 155,882 (2.33)]
-1.5℃ - -0.6℃ -1.5℃ - -0.6℃ = 1,965
[1,965 (1.24% / 1.24%)] [5,646 / 154,394 (3.57)]
-0.5℃ - 0.4℃ -0.5℃ - 0.4℃ = 5,571
[5,571 (3.52% / 3.52%)] [11,217 / 152,429 (7.10)]
0.5℃ - 1.4℃ 0.5℃ - 1.4℃ = 3,802
[3,802 (2.40% / 2.41%)] [15,019 / 146,858 (9.50)]
1.5℃ - 2.4℃ 1.5℃ - 2.4℃ = 4,157
[4,157 (2.63% / 2.63%)] [19,176 / 143,056 (12.13)]
2.5℃ - 3.4℃ 2.5℃ - 3.4℃ = 4,364
[4,364 (2.76% / 2.76%)] [23,540 / 138,899 (14.89)]
3.5℃ - 4.4℃ 3.5℃ - 4.4℃ = 4,651
[4,651 (2.94% / 2.94%)] [28,191 / 134,535 (17.83)]
4.5℃ - 5.4℃ 4.5℃ - 5.4℃ = 4,796
[4,796 (3.03% / 3.03%)] [32,987 / 129,884 (20.87)]
5.5℃ - 6.4℃ 5.5℃ - 6.4℃ = 5,036
[5,036 (3.18% / 3.19%)] [38,023 / 125,088 (24.05)]
6.5℃ - 7.4℃ 6.5℃ - 7.4℃ = 5,200
[5,200 (3.29% / 3.29%)] [43,223 / 120,052 (27.34)]
7.5℃ - 8.4℃ 7.5℃ - 8.4℃ = 5,055
[5,055 (3.19% / 3.20%)] [48,278 / 114,852 (30.54)]
8.5℃ - 9.4℃ 8.5℃ - 9.4℃ = 5,265
[5,265 (3.33% / 3.33%)] [53,543 / 109,797 (33.87)]
9.5℃ - 10.4℃ 9.5℃ - 10.4℃ = 4,812
[4,812 (3.04% / 3.04%)] [58,355 / 104,532 (36.92)]
10.5℃ - 11.4℃ 10.5℃ - 11.4℃ = 4,654
[4,654 (2.94% / 2.94%)] [63,009 / 99,720 (39.86)]
11.5℃ - 12.4℃ 11.5℃ - 12.4℃ = 4,679
[4,679 (2.96% / 2.96%)] [67,688 / 95,066 (42.82)]
12.5℃ - 13.4℃ 12.5℃ - 13.4℃ = 4,676
[4,676 (2.95% / 2.96%)] [72,364 / 90,387 (45.78)]
13.5℃ - 14.4℃ 13.5℃ - 14.4℃ = 4,804
[4,804 (3.03% / 3.04%)] [77,168 / 85,711 (48.82)]
14.5℃ - 15.4℃ 14.5℃ - 15.4℃ = 4,982
[4,982 (3.15% / 3.15%)] [82,150 / 80,907 (51.97)]
15.5℃ - 16.4℃ 15.5℃ - 16.4℃ = 5,226
[5,226 (3.30% / 3.31%)] [87,376 / 75,925 (55.28)]
16.5℃ - 17.4℃ 16.5℃ - 17.4℃ = 5,530
[5,530 (3.49% / 3.50%)] [92,906 / 70,699 (58.77)]
17.5℃ - 18.4℃ 17.5℃ - 18.4℃ = 5,730
[5,730 (3.62% / 3.62%)] [98,636 / 65,169 (62.40)]
18.5℃ - 19.4℃ 18.5℃ - 19.4℃ = 5,971
[5,971 (3.77% / 3.78%)] [104,607 / 59,439 (66.18)]
19.5℃ - 20.4℃ 19.5℃ - 20.4℃ = 6,279
[6,279 (3.97% / 3.97%)] [110,886 / 53,468 (70.15)]
20.5℃ - 21.4℃ 20.5℃ - 21.4℃ = 6,080
[6,080 (3.84% / 3.85%)] [116,966 / 47,189 (73.99)]
21.5℃ - 22.4℃ 21.5℃ - 22.4℃ = 5,913
[5,913 (3.74% / 3.74%)] [122,879 / 41,109 (77.73)]
22.5℃ - 23.4℃ 22.5℃ - 23.4℃ = 6,102
[6,102 (3.85% / 3.86%)] [128,981 / 35,196 (81.59)]
23.5℃ - 24.4℃ 23.5℃ - 24.4℃ = 6,033
[6,033 (3.81% / 3.82%)] [135,014 / 29,094 (85.41)]
24.5℃ - 25.4℃ 24.5℃ - 25.4℃ = 5,499
[5,499 (3.47% / 3.48%)] [140,513 / 23,061 (88.89)]
25.5℃ - 26.4℃ 25.5℃ - 26.4℃ = 4,285
[4,285 (2.71% / 2.71%)] [144,798 / 17,562 (91.60)]
26.5℃ - 27.4℃ 26.5℃ - 27.4℃ = 3,311
[3,311 (2.09% / 2.09%)] [148,109 / 13,277 (93.70)]
27.5℃ - 28.4℃ 27.5℃ - 28.4℃ = 2,489
[2,489 (1.57% / 1.57%)] [150,598 / 9,966 (95.27)]
28.5℃ - 29.4℃ 28.5℃ - 29.4℃ = 1,971
[1,971 (1.25% / 1.25%)] [152,569 / 7,477 (96.52)]
29.5℃ - 30.4℃ 29.5℃ - 30.4℃ = 1,643
[1,643 (1.04% / 1.04%)] [154,212 / 5,506 (97.56)]
30.5℃ - 31.4℃ 30.5℃ - 31.4℃ = 1,298
[1,298 (0.82% / 0.82%)] [155,510 / 3,863 (98.38)]
31.5℃ - 32.4℃ 31.5℃ - 32.4℃ = 1,083
[1,083 (0.68% / 0.69%)] [156,593 / 2,565 (99.06)]
32.5℃ - 33.4℃ 32.5℃ - 33.4℃ = 775
[775 (0.49% / 0.49%)] [157,368 / 1,482 (99.55)]
33.5℃ - 34.4℃ 33.5℃ - 34.4℃ = 415
[415 (0.26% / 0.26%)] [157,783 / 707 (99.82)]
34.5℃ - 35.4℃ 34.5℃ - 35.4℃ = 220
[220 (0.14% / 0.14%)] [158,003 / 292 (99.95)]
35.5℃ - 36.4℃ 35.5℃ - 36.4℃ = 67
[67 (0.04% / 0.04%)] [158,070 / 72 (100.00)]
36.5℃ - 37.4℃ 36.5℃ - 37.4℃ = 5
[5 (0.00% / 0.00%)] [158,075 / 5 (100.00)]

欠測回数 (215 / 0.14%)

日照時間

0.0h 0.0h = 110,376
[110,376 (69.73% / 69.82%)] [110,376 / 158,083 (69.82)]
0.1h 0.1h = 3,451
[3,451 (2.18% / 2.18%)] [113,827 / 47,707 (72.00)]
0.2h 0.2h = 2,728
[2,728 (1.72% / 1.73%)] [116,555 / 44,256 (73.73)]
0.3h 0.3h = 2,282
[2,282 (1.44% / 1.44%)] [118,837 / 41,528 (75.17)]
0.4h 0.4h = 2,291
[2,291 (1.45% / 1.45%)] [121,128 / 39,246 (76.62)]
0.5h 0.5h = 2,204
[2,204 (1.39% / 1.39%)] [123,332 / 36,955 (78.02)]
0.6h 0.6h = 2,297
[2,297 (1.45% / 1.45%)] [125,629 / 34,751 (79.47)]
0.7h 0.7h = 2,519
[2,519 (1.59% / 1.59%)] [128,148 / 32,454 (81.06)]
0.8h 0.8h = 2,787
[2,787 (1.76% / 1.76%)] [130,935 / 29,935 (82.83)]
0.9h 0.9h = 3,686
[3,686 (2.33% / 2.33%)] [134,621 / 27,148 (85.16)]
1.0h 1.0h = 23,462
[23,462 (14.82% / 14.84%)] [158,083 / 23,462 (100.00)]

欠測回数 (207 / 0.13%)