Station Number 40061
Prefecture Ibaraki [ Local Portal ]
Location 茨城県久慈郡大子町大子 (KUJI GUN DAIGO MACHI, IBARAKI KEN)
Months of Observations 472
Number of Observations 344,244
Period of Observations
Period Name Lat. Long. Height Anemometer
1974/11/01 -- 1978/01/12 DAIGO 36.778N 140.345E 120m 0.0m
1978/01/13 -- 1985/10/28 DAIGO 36.778N 140.345E 120m 6.5m
1985/10/29 -- 2006/12/14 DAIGO 36.778N 140.345E 120m 6.5m
2006/12/15 -- 2015/08/99 DAIGO 36.778N 140.345E 120m 10.0m
Real-time Data AMeRAS (AMeDAS Ranking Service)
Past Heavy Rain Data AMeDAS heavy rain
Weather Disaster Reports
Typhoon History
Neighbor Stations
Number Name Distance Azimuth
40066 TOKUDA (Ibaraki) 12.23km 89deg.
36821 HIGASHISHIRAKAWA (Fukushima) 18.62km 17deg.
40091 HITACHIOMIYA (Ibaraki) 19.06km 185deg.
41101 YAMIZOSAN (Tochigi) 19.28km 336deg.
40076 ONO (Ibaraki) 22.48km 99deg.
41246 KARASUYAMA (Tochigi) 22.69km 231deg.
41247 NASU-KARASUYAMA (Tochigi) 25.35km 233deg.
40041 HANAZONO (Ibaraki) 27.90km 68deg.
40106 KAMINESAN (Ibaraki) 28.48km 124deg.
41141 OTAWARA (Tochigi) 28.51km 284deg.

Statistics for the Whole Period

Precipitation

0.0mm - 0.4mm 0.0mm - 0.4mm = 319,865
[319,865 (92.92% / 93.36%)] [319,865 / 342,602 (93.36%)]
0.5mm - 1.4mm 0.5mm - 1.4mm = 12,206
[12,206 (3.55% / 3.56%)] [332,071 / 22,737 (96.93%)]
1.5mm - 2.4mm 1.5mm - 2.4mm = 4,468
[4,468 (1.30% / 1.30%)] [336,539 / 10,531 (98.23%)]
2.5mm - 3.4mm 2.5mm - 3.4mm = 2,147
[2,147 (0.62% / 0.63%)] [338,686 / 6,063 (98.86%)]
3.5mm - 4.4mm 3.5mm - 4.4mm = 1,121
[1,121 (0.33% / 0.33%)] [339,807 / 3,916 (99.18%)]
4.5mm - 5.4mm 4.5mm - 5.4mm = 751
[751 (0.22% / 0.22%)] [340,558 / 2,795 (99.40%)]
5.5mm - 6.4mm 5.5mm - 6.4mm = 477
[477 (0.14% / 0.14%)] [341,035 / 2,044 (99.54%)]
6.5mm - 7.4mm 6.5mm - 7.4mm = 338
[338 (0.10% / 0.10%)] [341,373 / 1,567 (99.64%)]
7.5mm - 8.4mm 7.5mm - 8.4mm = 257
[257 (0.07% / 0.08%)] [341,630 / 1,229 (99.72%)]
8.5mm - 9.4mm 8.5mm - 9.4mm = 171
[171 (0.05% / 0.05%)] [341,801 / 972 (99.77%)]
9.5mm - 10.4mm 9.5mm - 10.4mm = 130
[130 (0.04% / 0.04%)] [341,931 / 801 (99.80%)]
10.5mm - 11.4mm 10.5mm - 11.4mm = 117
[117 (0.03% / 0.03%)] [342,048 / 671 (99.84%)]
11.5mm - 12.4mm 11.5mm - 12.4mm = 71
[71 (0.02% / 0.02%)] [342,119 / 554 (99.86%)]
12.5mm - 13.4mm 12.5mm - 13.4mm = 78
[78 (0.02% / 0.02%)] [342,197 / 483 (99.88%)]
13.5mm - 14.4mm 13.5mm - 14.4mm = 52
[52 (0.02% / 0.02%)] [342,249 / 405 (99.90%)]
14.5mm - 15.4mm 14.5mm - 15.4mm = 43
[43 (0.01% / 0.01%)] [342,292 / 353 (99.91%)]
15.5mm - 16.4mm 15.5mm - 16.4mm = 37
[37 (0.01% / 0.01%)] [342,329 / 310 (99.92%)]
16.5mm - 17.4mm 16.5mm - 17.4mm = 33
[33 (0.01% / 0.01%)] [342,362 / 273 (99.93%)]
17.5mm - 18.4mm 17.5mm - 18.4mm = 29
[29 (0.01% / 0.01%)] [342,391 / 240 (99.94%)]
18.5mm - 19.4mm 18.5mm - 19.4mm = 31
[31 (0.01% / 0.01%)] [342,422 / 211 (99.95%)]
19.5mm - 20.4mm 19.5mm - 20.4mm = 19
[19 (0.01% / 0.01%)] [342,441 / 180 (99.95%)]
20.5mm - 21.4mm 20.5mm - 21.4mm = 17
[17 (0.00% / 0.00%)] [342,458 / 161 (99.96%)]
21.5mm - 22.4mm 21.5mm - 22.4mm = 20
[20 (0.01% / 0.01%)] [342,478 / 144 (99.96%)]
22.5mm - 23.4mm 22.5mm - 23.4mm = 6
[6 (0.00% / 0.00%)] [342,484 / 124 (99.97%)]
23.5mm - 24.4mm 23.5mm - 24.4mm = 17
[17 (0.00% / 0.00%)] [342,501 / 118 (99.97%)]
24.5mm - 25.4mm 24.5mm - 25.4mm = 16
[16 (0.00% / 0.00%)] [342,517 / 101 (99.98%)]
25.5mm - 26.4mm 25.5mm - 26.4mm = 11
[11 (0.00% / 0.00%)] [342,528 / 85 (99.98%)]
26.5mm - 27.4mm 26.5mm - 27.4mm = 7
[7 (0.00% / 0.00%)] [342,535 / 74 (99.98%)]
27.5mm - 28.4mm 27.5mm - 28.4mm = 6
[6 (0.00% / 0.00%)] [342,541 / 67 (99.98%)]
28.5mm - 29.4mm 28.5mm - 29.4mm = 5
[5 (0.00% / 0.00%)] [342,546 / 61 (99.98%)]
29.5mm - 30.4mm 29.5mm - 30.4mm = 7
[7 (0.00% / 0.00%)] [342,553 / 56 (99.99%)]
30.5mm - 31.4mm 30.5mm - 31.4mm = 3
[3 (0.00% / 0.00%)] [342,556 / 49 (99.99%)]
31.5mm - 32.4mm 31.5mm - 32.4mm = 6
[6 (0.00% / 0.00%)] [342,562 / 46 (99.99%)]
32.5mm - 33.4mm 32.5mm - 33.4mm = 1
[1 (0.00% / 0.00%)] [342,563 / 40 (99.99%)]
33.5mm - 34.4mm 33.5mm - 34.4mm = 6
[6 (0.00% / 0.00%)] [342,569 / 39 (99.99%)]
34.5mm - 35.4mm 34.5mm - 35.4mm = 1
[1 (0.00% / 0.00%)] [342,570 / 33 (99.99%)]
35.5mm - 36.4mm 35.5mm - 36.4mm = 4
[4 (0.00% / 0.00%)] [342,574 / 32 (99.99%)]
36.5mm - 37.4mm 36.5mm - 37.4mm = 1
[1 (0.00% / 0.00%)] [342,575 / 28 (99.99%)]
37.5mm - 38.4mm 37.5mm - 38.4mm = 1
[1 (0.00% / 0.00%)] [342,576 / 27 (99.99%)]
39.5mm - 40.4mm 39.5mm - 40.4mm = 2
[2 (0.00% / 0.00%)] [342,578 / 26 (99.99%)]
40.5mm - 41.4mm 40.5mm - 41.4mm = 6
[6 (0.00% / 0.00%)] [342,584 / 24 (99.99%)]
41.5mm - 42.4mm 41.5mm - 42.4mm = 2
[2 (0.00% / 0.00%)] [342,586 / 18 (100.00%)]
42.5mm - 43.4mm 42.5mm - 43.4mm = 3
[3 (0.00% / 0.00%)] [342,589 / 16 (100.00%)]
43.5mm - 44.4mm 43.5mm - 44.4mm = 1
[1 (0.00% / 0.00%)] [342,590 / 13 (100.00%)]
44.5mm - 45.4mm 44.5mm - 45.4mm = 2
[2 (0.00% / 0.00%)] [342,592 / 12 (100.00%)]
45.5mm - 46.4mm 45.5mm - 46.4mm = 2
[2 (0.00% / 0.00%)] [342,594 / 10 (100.00%)]
47.5mm - 48.4mm 47.5mm - 48.4mm = 1
[1 (0.00% / 0.00%)] [342,595 / 8 (100.00%)]
49.5mm - 50.4mm 49.5mm - 50.4mm = 2
[2 (0.00% / 0.00%)] [342,597 / 7 (100.00%)]
50.5mm - 51.4mm 50.5mm - 51.4mm = 2
[2 (0.00% / 0.00%)] [342,599 / 5 (100.00%)]
59.5mm - 60.4mm 59.5mm - 60.4mm = 1
[1 (0.00% / 0.00%)] [342,600 / 3 (100.00%)]
63.5mm - 64.4mm 63.5mm - 64.4mm = 1
[1 (0.00% / 0.00%)] [342,601 / 2 (100.00%)]
75.5mm - 76.4mm 75.5mm - 76.4mm = 1
[1 (0.00% / 0.00%)] [342,602 / 1 (100.00%)]

Missing observations (1,642 / 0.48%)

Wind Direction

Calm Calm = 115,579
[115,579 (33.57% / 35.12%)] [0 / 0 (NA)]
NNE NNE = 21,070
[21,070 (6.12% / 6.40%)] [0 / 0 (NA)]
NE NE = 12,145
[12,145 (3.53% / 3.69%)] [0 / 0 (NA)]
ENE ENE = 6,977
[6,977 (2.03% / 2.12%)] [0 / 0 (NA)]
E E = 6,614
[6,614 (1.92% / 2.01%)] [0 / 0 (NA)]
ESE ESE = 10,786
[10,786 (3.13% / 3.28%)] [0 / 0 (NA)]
SE SE = 21,051
[21,051 (6.12% / 6.40%)] [0 / 0 (NA)]
SSE SSE = 15,548
[15,548 (4.52% / 4.72%)] [0 / 0 (NA)]
S S = 7,393
[7,393 (2.15% / 2.25%)] [0 / 0 (NA)]
SSW SSW = 3,762
[3,762 (1.09% / 1.14%)] [0 / 0 (NA)]
SW SW = 3,148
[3,148 (0.91% / 0.96%)] [0 / 0 (NA)]
WSW WSW = 3,554
[3,554 (1.03% / 1.08%)] [0 / 0 (NA)]
W W = 5,330
[5,330 (1.55% / 1.62%)] [0 / 0 (NA)]
WNW WNW = 8,003
[8,003 (2.32% / 2.43%)] [0 / 0 (NA)]
NW NW = 18,959
[18,959 (5.51% / 5.76%)] [0 / 0 (NA)]
NNW NNW = 33,848
[33,848 (9.83% / 10.29%)] [0 / 0 (NA)]
N N = 35,316
[35,316 (10.26% / 10.73%)] [0 / 0 (NA)]

Missing observations (15,161 / 4.40%)

Wind Speed

0.0m/s - 0.4m/s 0.0m/s - 0.4m/s = 122,036
[122,036 (35.45% / 37.07%)] [122,036 / 329,216 (37.07%)]
0.5m/s - 1.4m/s 0.5m/s - 1.4m/s = 143,994
[143,994 (41.83% / 43.74%)] [266,030 / 207,180 (80.81%)]
1.5m/s - 2.4m/s 1.5m/s - 2.4m/s = 35,974
[35,974 (10.45% / 10.93%)] [302,004 / 63,186 (91.73%)]
2.5m/s - 3.4m/s 2.5m/s - 3.4m/s = 16,129
[16,129 (4.69% / 4.90%)] [318,133 / 27,212 (96.63%)]
3.5m/s - 4.4m/s 3.5m/s - 4.4m/s = 7,753
[7,753 (2.25% / 2.35%)] [325,886 / 11,083 (98.99%)]
4.5m/s - 5.4m/s 4.5m/s - 5.4m/s = 2,612
[2,612 (0.76% / 0.79%)] [328,498 / 3,330 (99.78%)]
5.5m/s - 6.4m/s 5.5m/s - 6.4m/s = 583
[583 (0.17% / 0.18%)] [329,081 / 718 (99.96%)]
6.5m/s - 7.4m/s 6.5m/s - 7.4m/s = 102
[102 (0.03% / 0.03%)] [329,183 / 135 (99.99%)]
7.5m/s - 8.4m/s 7.5m/s - 8.4m/s = 23
[23 (0.01% / 0.01%)] [329,206 / 33 (100.00%)]
8.5m/s - 9.4m/s 8.5m/s - 9.4m/s = 8
[8 (0.00% / 0.00%)] [329,214 / 10 (100.00%)]
10.5m/s - 11.4m/s 10.5m/s - 11.4m/s = 2
[2 (0.00% / 0.00%)] [329,216 / 2 (100.00%)]

Missing observations (15,028 / 4.37%)

Temperature

-15.5C - -14.6C -15.5C - -14.6C = 2
[2 (0.00% / 0.00%)] [2 / 329,050 (0.00%)]
-14.5C - -13.6C -14.5C - -13.6C = 2
[2 (0.00% / 0.00%)] [4 / 329,048 (0.00%)]
-13.5C - -12.6C -13.5C - -12.6C = 6
[6 (0.00% / 0.00%)] [10 / 329,046 (0.00%)]
-12.5C - -11.6C -12.5C - -11.6C = 15
[15 (0.00% / 0.00%)] [25 / 329,040 (0.01%)]
-11.5C - -10.6C -11.5C - -10.6C = 43
[43 (0.01% / 0.01%)] [68 / 329,025 (0.02%)]
-10.5C - -9.6C -10.5C - -9.6C = 127
[127 (0.04% / 0.04%)] [195 / 328,982 (0.06%)]
-9.5C - -8.6C -9.5C - -8.6C = 295
[295 (0.09% / 0.09%)] [490 / 328,855 (0.15%)]
-8.5C - -7.6C -8.5C - -7.6C = 560
[560 (0.16% / 0.17%)] [1,050 / 328,560 (0.32%)]
-7.5C - -6.6C -7.5C - -6.6C = 1,013
[1,013 (0.29% / 0.31%)] [2,063 / 328,000 (0.63%)]
-6.5C - -5.6C -6.5C - -5.6C = 2,028
[2,028 (0.59% / 0.62%)] [4,091 / 326,987 (1.24%)]
-5.5C - -4.6C -5.5C - -4.6C = 3,193
[3,193 (0.93% / 0.97%)] [7,284 / 324,959 (2.21%)]
-4.5C - -3.6C -4.5C - -3.6C = 4,371
[4,371 (1.27% / 1.33%)] [11,655 / 321,766 (3.54%)]
-3.5C - -2.6C -3.5C - -2.6C = 5,115
[5,115 (1.49% / 1.55%)] [16,770 / 317,395 (5.10%)]
-2.5C - -1.6C -2.5C - -1.6C = 6,499
[6,499 (1.89% / 1.98%)] [23,269 / 312,280 (7.07%)]
-1.5C - -0.6C -1.5C - -0.6C = 7,904
[7,904 (2.30% / 2.40%)] [31,173 / 305,781 (9.47%)]
-0.5C - 0.4C -0.5C - 0.4C = 16,819
[16,819 (4.89% / 5.11%)] [47,992 / 297,877 (14.59%)]
0.5C - 1.4C 0.5C - 1.4C = 8,859
[8,859 (2.57% / 2.69%)] [56,851 / 281,058 (17.28%)]
1.5C - 2.4C 1.5C - 2.4C = 8,586
[8,586 (2.49% / 2.61%)] [65,437 / 272,199 (19.89%)]
2.5C - 3.4C 2.5C - 3.4C = 9,383
[9,383 (2.73% / 2.85%)] [74,820 / 263,613 (22.74%)]
3.5C - 4.4C 3.5C - 4.4C = 9,222
[9,222 (2.68% / 2.80%)] [84,042 / 254,230 (25.54%)]
4.5C - 5.4C 4.5C - 5.4C = 9,720
[9,720 (2.82% / 2.95%)] [93,762 / 245,008 (28.49%)]
5.5C - 6.4C 5.5C - 6.4C = 9,935
[9,935 (2.89% / 3.02%)] [103,697 / 235,288 (31.51%)]
6.5C - 7.4C 6.5C - 7.4C = 9,640
[9,640 (2.80% / 2.93%)] [113,337 / 225,353 (34.44%)]
7.5C - 8.4C 7.5C - 8.4C = 9,649
[9,649 (2.80% / 2.93%)] [122,986 / 215,713 (37.38%)]
8.5C - 9.4C 8.5C - 9.4C = 9,659
[9,659 (2.81% / 2.94%)] [132,645 / 206,064 (40.31%)]
9.5C - 10.4C 9.5C - 10.4C = 9,671
[9,671 (2.81% / 2.94%)] [142,316 / 196,405 (43.25%)]
10.5C - 11.4C 10.5C - 11.4C = 9,601
[9,601 (2.79% / 2.92%)] [151,917 / 186,734 (46.17%)]
11.5C - 12.4C 11.5C - 12.4C = 9,734
[9,734 (2.83% / 2.96%)] [161,651 / 177,133 (49.13%)]
12.5C - 13.4C 12.5C - 13.4C = 9,212
[9,212 (2.68% / 2.80%)] [170,863 / 167,399 (51.93%)]
13.5C - 14.4C 13.5C - 14.4C = 9,754
[9,754 (2.83% / 2.96%)] [180,617 / 158,187 (54.89%)]
14.5C - 15.4C 14.5C - 15.4C = 10,250
[10,250 (2.98% / 3.12%)] [190,867 / 148,433 (58.01%)]
15.5C - 16.4C 15.5C - 16.4C = 10,777
[10,777 (3.13% / 3.28%)] [201,644 / 138,183 (61.28%)]
16.5C - 17.4C 16.5C - 17.4C = 11,124
[11,124 (3.23% / 3.38%)] [212,768 / 127,406 (64.66%)]
17.5C - 18.4C 17.5C - 18.4C = 11,577
[11,577 (3.36% / 3.52%)] [224,345 / 116,282 (68.18%)]
18.5C - 19.4C 18.5C - 19.4C = 12,133
[12,133 (3.52% / 3.69%)] [236,478 / 104,705 (71.87%)]
19.5C - 20.4C 19.5C - 20.4C = 11,919
[11,919 (3.46% / 3.62%)] [248,397 / 92,572 (75.49%)]
20.5C - 21.4C 20.5C - 21.4C = 12,015
[12,015 (3.49% / 3.65%)] [260,412 / 80,653 (79.14%)]
21.5C - 22.4C 21.5C - 22.4C = 12,621
[12,621 (3.67% / 3.84%)] [273,033 / 68,638 (82.98%)]
22.5C - 23.4C 22.5C - 23.4C = 11,791
[11,791 (3.43% / 3.58%)] [284,824 / 56,017 (86.56%)]
23.5C - 24.4C 23.5C - 24.4C = 10,151
[10,151 (2.95% / 3.08%)] [294,975 / 44,226 (89.64%)]
24.5C - 25.4C 24.5C - 25.4C = 7,787
[7,787 (2.26% / 2.37%)] [302,762 / 34,075 (92.01%)]
25.5C - 26.4C 25.5C - 26.4C = 5,858
[5,858 (1.70% / 1.78%)] [308,620 / 26,288 (93.79%)]
26.5C - 27.4C 26.5C - 27.4C = 4,573
[4,573 (1.33% / 1.39%)] [313,193 / 20,430 (95.18%)]
27.5C - 28.4C 27.5C - 28.4C = 3,885
[3,885 (1.13% / 1.18%)] [317,078 / 15,857 (96.36%)]
28.5C - 29.4C 28.5C - 29.4C = 3,170
[3,170 (0.92% / 0.96%)] [320,248 / 11,972 (97.33%)]
29.5C - 30.4C 29.5C - 30.4C = 2,640
[2,640 (0.77% / 0.80%)] [322,888 / 8,802 (98.13%)]
30.5C - 31.4C 30.5C - 31.4C = 2,065
[2,065 (0.60% / 0.63%)] [324,953 / 6,162 (98.75%)]
31.5C - 32.4C 31.5C - 32.4C = 1,554
[1,554 (0.45% / 0.47%)] [326,507 / 4,097 (99.23%)]
32.5C - 33.4C 32.5C - 33.4C = 1,158
[1,158 (0.34% / 0.35%)] [327,665 / 2,543 (99.58%)]
33.5C - 34.4C 33.5C - 34.4C = 756
[756 (0.22% / 0.23%)] [328,421 / 1,385 (99.81%)]
34.5C - 35.4C 34.5C - 35.4C = 430
[430 (0.12% / 0.13%)] [328,851 / 629 (99.94%)]
35.5C - 36.4C 35.5C - 36.4C = 157
[157 (0.05% / 0.05%)] [329,008 / 199 (99.99%)]
36.5C - 37.4C 36.5C - 37.4C = 40
[40 (0.01% / 0.01%)] [329,048 / 42 (100.00%)]
37.5C - 38.4C 37.5C - 38.4C = 2
[2 (0.00% / 0.00%)] [329,050 / 2 (100.00%)]

Missing observations (15,194 / 4.41%)

Sunshine Duration

0.0h 0.0h = 238,109
[238,109 (69.17% / 72.33%)] [238,109 / 329,185 (72.33%)]
0.1h 0.1h = 7,405
[7,405 (2.15% / 2.25%)] [245,514 / 91,076 (74.58%)]
0.2h 0.2h = 5,692
[5,692 (1.65% / 1.73%)] [251,206 / 83,671 (76.31%)]
0.3h 0.3h = 5,224
[5,224 (1.52% / 1.59%)] [256,430 / 77,979 (77.90%)]
0.4h 0.4h = 4,900
[4,900 (1.42% / 1.49%)] [261,330 / 72,755 (79.39%)]
0.5h 0.5h = 4,646
[4,646 (1.35% / 1.41%)] [265,976 / 67,855 (80.80%)]
0.6h 0.6h = 4,663
[4,663 (1.35% / 1.42%)] [270,639 / 63,209 (82.21%)]
0.7h 0.7h = 5,008
[5,008 (1.45% / 1.52%)] [275,647 / 58,546 (83.74%)]
0.8h 0.8h = 5,604
[5,604 (1.63% / 1.70%)] [281,251 / 53,538 (85.44%)]
0.9h 0.9h = 7,519
[7,519 (2.18% / 2.28%)] [288,770 / 47,934 (87.72%)]
1.0h 1.0h = 40,415
[40,415 (11.74% / 12.28%)] [329,185 / 40,415 (100.00%)]

Missing observations (15,059 / 4.37%)