観測所番号 48191
都道府県 長野県 [ 地域ポータル ]
所在地 長野県大町市大町 (長野県大町市)
観測月数 490
観測回数 357,799
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11月19日 大町 (オオマチ) 36.530N 137.835E 789m 0.0m
1978年11月20日 〜 1981年10月05日 大町 (オオマチ) 36.502N 137.852E 726m 6.5m
1981年10月06日 〜 1981年10月20日 大町 (オオマチ) 36.523N 137.832E 784m 6.5m
1981年10月21日 〜 1986年10月21日 大町 (オオマチ) 36.523N 137.832E 784m 6.5m
1986年10月22日 〜 2007年12月17日 大町 (オオマチ) 36.523N 137.832E 784m 6.5m
2007年12月18日 〜 2010年08月25日 大町 (オオマチ) 36.523N 137.832E 784m 6.5m
2010年08月26日 〜 2017年07月99日 大町 (オオマチ) 36.523N 137.832E 784m 10.0m
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
48930 大町(長野県) 0.09km 89度
48196 信州新町(長野県) 15.03km 79度
48292 燕岳(長野県) 17.19km 209度
48291 燕岳(長野県) 17.64km 217度
48141 白馬(長野県) 19.60km 7度
48920 白馬(長野県) 19.60km 7度
48296 穂高(長野県) 20.47km 167度
48247 聖高原(長野県) 21.52km 100度
48146 鬼無里(長野県) 21.84km 32度
48246 四阿屋山(長野県) 23.13km 120度
55226 立山(富山県) 23.66km 286度

全期間統計

降水量

0.0mm - 0.4mm 0.0mm - 0.4mm = 325,229
[325,229 (90.90% / 91.59%)] [325,229 / 355,075 (91.59)]
0.5mm - 1.4mm 0.5mm - 1.4mm = 17,564
[17,564 (4.91% / 4.95%)] [342,793 / 29,846 (96.54)]
1.5mm - 2.4mm 1.5mm - 2.4mm = 5,827
[5,827 (1.63% / 1.64%)] [348,620 / 12,282 (98.18)]
2.5mm - 3.4mm 2.5mm - 3.4mm = 2,806
[2,806 (0.78% / 0.79%)] [351,426 / 6,455 (98.97)]
3.5mm - 4.4mm 3.5mm - 4.4mm = 1,467
[1,467 (0.41% / 0.41%)] [352,893 / 3,649 (99.39)]
4.5mm - 5.4mm 4.5mm - 5.4mm = 799
[799 (0.22% / 0.23%)] [353,692 / 2,182 (99.61)]
5.5mm - 6.4mm 5.5mm - 6.4mm = 467
[467 (0.13% / 0.13%)] [354,159 / 1,383 (99.74)]
6.5mm - 7.4mm 6.5mm - 7.4mm = 290
[290 (0.08% / 0.08%)] [354,449 / 916 (99.82)]
7.5mm - 8.4mm 7.5mm - 8.4mm = 176
[176 (0.05% / 0.05%)] [354,625 / 626 (99.87)]
8.5mm - 9.4mm 8.5mm - 9.4mm = 111
[111 (0.03% / 0.03%)] [354,736 / 450 (99.90)]
9.5mm - 10.4mm 9.5mm - 10.4mm = 93
[93 (0.03% / 0.03%)] [354,829 / 339 (99.93)]
10.5mm - 11.4mm 10.5mm - 11.4mm = 58
[58 (0.02% / 0.02%)] [354,887 / 246 (99.95)]
11.5mm - 12.4mm 11.5mm - 12.4mm = 40
[40 (0.01% / 0.01%)] [354,927 / 188 (99.96)]
12.5mm - 13.4mm 12.5mm - 13.4mm = 32
[32 (0.01% / 0.01%)] [354,959 / 148 (99.97)]
13.5mm - 14.4mm 13.5mm - 14.4mm = 26
[26 (0.01% / 0.01%)] [354,985 / 116 (99.97)]
14.5mm - 15.4mm 14.5mm - 15.4mm = 16
[16 (0.00% / 0.00%)] [355,001 / 90 (99.98)]
15.5mm - 16.4mm 15.5mm - 16.4mm = 12
[12 (0.00% / 0.00%)] [355,013 / 74 (99.98)]
16.5mm - 17.4mm 16.5mm - 17.4mm = 10
[10 (0.00% / 0.00%)] [355,023 / 62 (99.99)]
17.5mm - 18.4mm 17.5mm - 18.4mm = 12
[12 (0.00% / 0.00%)] [355,035 / 52 (99.99)]
18.5mm - 19.4mm 18.5mm - 19.4mm = 8
[8 (0.00% / 0.00%)] [355,043 / 40 (99.99)]
19.5mm - 20.4mm 19.5mm - 20.4mm = 3
[3 (0.00% / 0.00%)] [355,046 / 32 (99.99)]
20.5mm - 21.4mm 20.5mm - 21.4mm = 5
[5 (0.00% / 0.00%)] [355,051 / 29 (99.99)]
21.5mm - 22.4mm 21.5mm - 22.4mm = 2
[2 (0.00% / 0.00%)] [355,053 / 24 (99.99)]
22.5mm - 23.4mm 22.5mm - 23.4mm = 3
[3 (0.00% / 0.00%)] [355,056 / 22 (99.99)]
23.5mm - 24.4mm 23.5mm - 24.4mm = 2
[2 (0.00% / 0.00%)] [355,058 / 19 (100.00)]
24.5mm - 25.4mm 24.5mm - 25.4mm = 2
[2 (0.00% / 0.00%)] [355,060 / 17 (100.00)]
25.5mm - 26.4mm 25.5mm - 26.4mm = 2
[2 (0.00% / 0.00%)] [355,062 / 15 (100.00)]
27.5mm - 28.4mm 27.5mm - 28.4mm = 1
[1 (0.00% / 0.00%)] [355,063 / 13 (100.00)]
28.5mm - 29.4mm 28.5mm - 29.4mm = 1
[1 (0.00% / 0.00%)] [355,064 / 12 (100.00)]
29.5mm - 30.4mm 29.5mm - 30.4mm = 2
[2 (0.00% / 0.00%)] [355,066 / 11 (100.00)]
30.5mm - 31.4mm 30.5mm - 31.4mm = 1
[1 (0.00% / 0.00%)] [355,067 / 9 (100.00)]
32.5mm - 33.4mm 32.5mm - 33.4mm = 1
[1 (0.00% / 0.00%)] [355,068 / 8 (100.00)]
33.5mm - 34.4mm 33.5mm - 34.4mm = 1
[1 (0.00% / 0.00%)] [355,069 / 7 (100.00)]
36.5mm - 37.4mm 36.5mm - 37.4mm = 1
[1 (0.00% / 0.00%)] [355,070 / 6 (100.00)]
37.5mm - 38.4mm 37.5mm - 38.4mm = 2
[2 (0.00% / 0.00%)] [355,072 / 5 (100.00)]
40.5mm - 41.4mm 40.5mm - 41.4mm = 1
[1 (0.00% / 0.00%)] [355,073 / 3 (100.00)]
44.5mm - 45.4mm 44.5mm - 45.4mm = 1
[1 (0.00% / 0.00%)] [355,074 / 2 (100.00)]
49.5mm - 50.4mm 49.5mm - 50.4mm = 1
[1 (0.00% / 0.00%)] [355,075 / 1 (100.00)]

欠測回数 (2,724 / 0.76%)

風向

静穏 静穏 = 40,541
[40,541 (11.33% / 11.97%)]
北北東 北北東 = 54,474
[54,474 (15.22% / 16.09%)]
北東 北東 = 18,193
[18,193 (5.08% / 5.37%)]
東北東 東北東 = 9,458
[9,458 (2.64% / 2.79%)]
東 = 7,085
[7,085 (1.98% / 2.09%)]
東南東 東南東 = 7,438
[7,438 (2.08% / 2.20%)]
南東 南東 = 9,094
[9,094 (2.54% / 2.69%)]
南南東 南南東 = 11,893
[11,893 (3.32% / 3.51%)]
南 = 14,339
[14,339 (4.01% / 4.23%)]
南南西 南南西 = 10,408
[10,408 (2.91% / 3.07%)]
南西 南西 = 6,306
[6,306 (1.76% / 1.86%)]
西南西 西南西 = 7,329
[7,329 (2.05% / 2.16%)]
西 西 = 15,346
[15,346 (4.29% / 4.53%)]
西北西 西北西 = 33,504
[33,504 (9.36% / 9.90%)]
北西 北西 = 36,391
[36,391 (10.17% / 10.75%)]
北北西 北北西 = 19,115
[19,115 (5.34% / 5.65%)]
北 = 37,671
[37,671 (10.53% / 11.13%)]

欠測回数 (19,214 / 5.37%)

風速

0.0m/s - 0.4m/s 0.0m/s - 0.4m/s = 42,335
[42,335 (11.83% / 12.50%)] [42,335 / 338,629 (12.50)]
0.5m/s - 1.4m/s 0.5m/s - 1.4m/s = 126,351
[126,351 (35.31% / 37.31%)] [168,686 / 296,294 (49.81)]
1.5m/s - 2.4m/s 1.5m/s - 2.4m/s = 86,561
[86,561 (24.19% / 25.56%)] [255,247 / 169,943 (75.38)]
2.5m/s - 3.4m/s 2.5m/s - 3.4m/s = 37,383
[37,383 (10.45% / 11.04%)] [292,630 / 83,382 (86.42)]
3.5m/s - 4.4m/s 3.5m/s - 4.4m/s = 22,746
[22,746 (6.36% / 6.72%)] [315,376 / 45,999 (93.13)]
4.5m/s - 5.4m/s 4.5m/s - 5.4m/s = 13,317
[13,317 (3.72% / 3.93%)] [328,693 / 23,253 (97.07)]
5.5m/s - 6.4m/s 5.5m/s - 6.4m/s = 6,223
[6,223 (1.74% / 1.84%)] [334,916 / 9,936 (98.90)]
6.5m/s - 7.4m/s 6.5m/s - 7.4m/s = 2,480
[2,480 (0.69% / 0.73%)] [337,396 / 3,713 (99.64)]
7.5m/s - 8.4m/s 7.5m/s - 8.4m/s = 879
[879 (0.25% / 0.26%)] [338,275 / 1,233 (99.90)]
8.5m/s - 9.4m/s 8.5m/s - 9.4m/s = 265
[265 (0.07% / 0.08%)] [338,540 / 354 (99.97)]
9.5m/s - 10.4m/s 9.5m/s - 10.4m/s = 63
[63 (0.02% / 0.02%)] [338,603 / 89 (99.99)]
10.5m/s - 11.4m/s 10.5m/s - 11.4m/s = 20
[20 (0.01% / 0.01%)] [338,623 / 26 (100.00)]
11.5m/s - 12.4m/s 11.5m/s - 12.4m/s = 6
[6 (0.00% / 0.00%)] [338,629 / 6 (100.00)]

欠測回数 (19,170 / 5.36%)

気温

-17.5℃ - -16.6℃ -17.5℃ - -16.6℃ = 2
[2 (0.00% / 0.00%)] [2 / 338,802 (0.00)]
-16.5℃ - -15.6℃ -16.5℃ - -15.6℃ = 5
[5 (0.00% / 0.00%)] [7 / 338,800 (0.00)]
-15.5℃ - -14.6℃ -15.5℃ - -14.6℃ = 14
[14 (0.00% / 0.00%)] [21 / 338,795 (0.01)]
-14.5℃ - -13.6℃ -14.5℃ - -13.6℃ = 91
[91 (0.03% / 0.03%)] [112 / 338,781 (0.03)]
-13.5℃ - -12.6℃ -13.5℃ - -12.6℃ = 214
[214 (0.06% / 0.06%)] [326 / 338,690 (0.10)]
-12.5℃ - -11.6℃ -12.5℃ - -11.6℃ = 367
[367 (0.10% / 0.11%)] [693 / 338,476 (0.20)]
-11.5℃ - -10.6℃ -11.5℃ - -10.6℃ = 683
[683 (0.19% / 0.20%)] [1,376 / 338,109 (0.41)]
-10.5℃ - -9.6℃ -10.5℃ - -9.6℃ = 1,033
[1,033 (0.29% / 0.30%)] [2,409 / 337,426 (0.71)]
-9.5℃ - -8.6℃ -9.5℃ - -8.6℃ = 1,464
[1,464 (0.41% / 0.43%)] [3,873 / 336,393 (1.14)]
-8.5℃ - -7.6℃ -8.5℃ - -7.6℃ = 2,103
[2,103 (0.59% / 0.62%)] [5,976 / 334,929 (1.76)]
-7.5℃ - -6.6℃ -7.5℃ - -6.6℃ = 2,814
[2,814 (0.79% / 0.83%)] [8,790 / 332,826 (2.59)]
-6.5℃ - -5.6℃ -6.5℃ - -5.6℃ = 4,092
[4,092 (1.14% / 1.21%)] [12,882 / 330,012 (3.80)]
-5.5℃ - -4.6℃ -5.5℃ - -4.6℃ = 5,515
[5,515 (1.54% / 1.63%)] [18,397 / 325,920 (5.43)]
-4.5℃ - -3.6℃ -4.5℃ - -3.6℃ = 6,983
[6,983 (1.95% / 2.06%)] [25,380 / 320,405 (7.49)]
-3.5℃ - -2.6℃ -3.5℃ - -2.6℃ = 8,767
[8,767 (2.45% / 2.59%)] [34,147 / 313,422 (10.08)]
-2.5℃ - -1.6℃ -2.5℃ - -1.6℃ = 10,007
[10,007 (2.80% / 2.95%)] [44,154 / 304,655 (13.03)]
-1.5℃ - -0.6℃ -1.5℃ - -0.6℃ = 11,657
[11,657 (3.26% / 3.44%)] [55,811 / 294,648 (16.47)]
-0.5℃ - 0.4℃ -0.5℃ - 0.4℃ = 24,761
[24,761 (6.92% / 7.31%)] [80,572 / 282,991 (23.78)]
0.5℃ - 1.4℃ 0.5℃ - 1.4℃ = 12,509
[12,509 (3.50% / 3.69%)] [93,081 / 258,230 (27.47)]
1.5℃ - 2.4℃ 1.5℃ - 2.4℃ = 10,818
[10,818 (3.02% / 3.19%)] [103,899 / 245,721 (30.67)]
2.5℃ - 3.4℃ 2.5℃ - 3.4℃ = 9,845
[9,845 (2.75% / 2.91%)] [113,744 / 234,903 (33.57)]
3.5℃ - 4.4℃ 3.5℃ - 4.4℃ = 8,922
[8,922 (2.49% / 2.63%)] [122,666 / 225,058 (36.21)]
4.5℃ - 5.4℃ 4.5℃ - 5.4℃ = 8,612
[8,612 (2.41% / 2.54%)] [131,278 / 216,136 (38.75)]
5.5℃ - 6.4℃ 5.5℃ - 6.4℃ = 8,716
[8,716 (2.44% / 2.57%)] [139,994 / 207,524 (41.32)]
6.5℃ - 7.4℃ 6.5℃ - 7.4℃ = 8,690
[8,690 (2.43% / 2.56%)] [148,684 / 198,808 (43.89)]
7.5℃ - 8.4℃ 7.5℃ - 8.4℃ = 8,594
[8,594 (2.40% / 2.54%)] [157,278 / 190,118 (46.42)]
8.5℃ - 9.4℃ 8.5℃ - 9.4℃ = 8,800
[8,800 (2.46% / 2.60%)] [166,078 / 181,524 (49.02)]
9.5℃ - 10.4℃ 9.5℃ - 10.4℃ = 9,041
[9,041 (2.53% / 2.67%)] [175,119 / 172,724 (51.69)]
10.5℃ - 11.4℃ 10.5℃ - 11.4℃ = 9,195
[9,195 (2.57% / 2.71%)] [184,314 / 163,683 (54.40)]
11.5℃ - 12.4℃ 11.5℃ - 12.4℃ = 9,540
[9,540 (2.67% / 2.82%)] [193,854 / 154,488 (57.22)]
12.5℃ - 13.4℃ 12.5℃ - 13.4℃ = 9,785
[9,785 (2.73% / 2.89%)] [203,639 / 144,948 (60.11)]
13.5℃ - 14.4℃ 13.5℃ - 14.4℃ = 9,873
[9,873 (2.76% / 2.91%)] [213,512 / 135,163 (63.02)]
14.5℃ - 15.4℃ 14.5℃ - 15.4℃ = 10,480
[10,480 (2.93% / 3.09%)] [223,992 / 125,290 (66.11)]
15.5℃ - 16.4℃ 15.5℃ - 16.4℃ = 11,033
[11,033 (3.08% / 3.26%)] [235,025 / 114,810 (69.37)]
16.5℃ - 17.4℃ 16.5℃ - 17.4℃ = 11,682
[11,682 (3.26% / 3.45%)] [246,707 / 103,777 (72.82)]
17.5℃ - 18.4℃ 17.5℃ - 18.4℃ = 13,190
[13,190 (3.69% / 3.89%)] [259,897 / 92,095 (76.71)]
18.5℃ - 19.4℃ 18.5℃ - 19.4℃ = 13,797
[13,797 (3.86% / 4.07%)] [273,694 / 78,905 (80.78)]
19.5℃ - 20.4℃ 19.5℃ - 20.4℃ = 13,735
[13,735 (3.84% / 4.05%)] [287,429 / 65,108 (84.84)]
20.5℃ - 21.4℃ 20.5℃ - 21.4℃ = 11,894
[11,894 (3.32% / 3.51%)] [299,323 / 51,373 (88.35)]
21.5℃ - 22.4℃ 21.5℃ - 22.4℃ = 9,185
[9,185 (2.57% / 2.71%)] [308,508 / 39,479 (91.06)]
22.5℃ - 23.4℃ 22.5℃ - 23.4℃ = 7,225
[7,225 (2.02% / 2.13%)] [315,733 / 30,294 (93.19)]
23.5℃ - 24.4℃ 23.5℃ - 24.4℃ = 5,911
[5,911 (1.65% / 1.74%)] [321,644 / 23,069 (94.94)]
24.5℃ - 25.4℃ 24.5℃ - 25.4℃ = 4,743
[4,743 (1.33% / 1.40%)] [326,387 / 17,158 (96.34)]
25.5℃ - 26.4℃ 25.5℃ - 26.4℃ = 3,736
[3,736 (1.04% / 1.10%)] [330,123 / 12,415 (97.44)]
26.5℃ - 27.4℃ 26.5℃ - 27.4℃ = 2,977
[2,977 (0.83% / 0.88%)] [333,100 / 8,679 (98.32)]
27.5℃ - 28.4℃ 27.5℃ - 28.4℃ = 2,217
[2,217 (0.62% / 0.65%)] [335,317 / 5,702 (98.97)]
28.5℃ - 29.4℃ 28.5℃ - 29.4℃ = 1,627
[1,627 (0.45% / 0.48%)] [336,944 / 3,485 (99.45)]
29.5℃ - 30.4℃ 29.5℃ - 30.4℃ = 984
[984 (0.28% / 0.29%)] [337,928 / 1,858 (99.74)]
30.5℃ - 31.4℃ 30.5℃ - 31.4℃ = 532
[532 (0.15% / 0.16%)] [338,460 / 874 (99.90)]
31.5℃ - 32.4℃ 31.5℃ - 32.4℃ = 231
[231 (0.06% / 0.07%)] [338,691 / 342 (99.97)]
32.5℃ - 33.4℃ 32.5℃ - 33.4℃ = 83
[83 (0.02% / 0.02%)] [338,774 / 111 (99.99)]
33.5℃ - 34.4℃ 33.5℃ - 34.4℃ = 21
[21 (0.01% / 0.01%)] [338,795 / 28 (100.00)]
34.5℃ - 35.4℃ 34.5℃ - 35.4℃ = 7
[7 (0.00% / 0.00%)] [338,802 / 7 (100.00)]

欠測回数 (18,997 / 5.31%)

日照時間

0.0h 0.0h = 241,824
[241,824 (67.59% / 71.38%)] [241,824 / 338,768 (71.38)]
0.1h 0.1h = 8,331
[8,331 (2.33% / 2.46%)] [250,155 / 96,944 (73.84)]
0.2h 0.2h = 6,156
[6,156 (1.72% / 1.82%)] [256,311 / 88,613 (75.66)]
0.3h 0.3h = 5,348
[5,348 (1.49% / 1.58%)] [261,659 / 82,457 (77.24)]
0.4h 0.4h = 4,939
[4,939 (1.38% / 1.46%)] [266,598 / 77,109 (78.70)]
0.5h 0.5h = 4,738
[4,738 (1.32% / 1.40%)] [271,336 / 72,170 (80.09)]
0.6h 0.6h = 4,889
[4,889 (1.37% / 1.44%)] [276,225 / 67,432 (81.54)]
0.7h 0.7h = 4,984
[4,984 (1.39% / 1.47%)] [281,209 / 62,543 (83.01)]
0.8h 0.8h = 5,665
[5,665 (1.58% / 1.67%)] [286,874 / 57,559 (84.68)]
0.9h 0.9h = 7,269
[7,269 (2.03% / 2.15%)] [294,143 / 51,894 (86.83)]
1.0h 1.0h = 44,625
[44,625 (12.47% / 13.17%)] [338,768 / 44,625 (100.00)]

欠測回数 (19,031 / 5.32%)

積雪深

0cm 0cm = 27,311
[27,311 (7.63% / 61.45%)] [27,311 / 44,447 (61.45)]
1cm - 5cm 1cm - 5cm = 2,111
[2,111 (0.59% / 4.75%)] [29,422 / 17,136 (66.20)]
6cm - 10cm 6cm - 10cm = 2,246
[2,246 (0.63% / 5.05%)] [31,668 / 15,025 (71.25)]
11cm - 15cm 11cm - 15cm = 2,100
[2,100 (0.59% / 4.72%)] [33,768 / 12,779 (75.97)]
16cm - 20cm 16cm - 20cm = 1,661
[1,661 (0.46% / 3.74%)] [35,429 / 10,679 (79.71)]
21cm - 25cm 21cm - 25cm = 1,392
[1,392 (0.39% / 3.13%)] [36,821 / 9,018 (82.84)]
26cm - 30cm 26cm - 30cm = 2,137
[2,137 (0.60% / 4.81%)] [38,958 / 7,626 (87.65)]
31cm - 35cm 31cm - 35cm = 1,706
[1,706 (0.48% / 3.84%)] [40,664 / 5,489 (91.49)]
36cm - 40cm 36cm - 40cm = 1,371
[1,371 (0.38% / 3.08%)] [42,035 / 3,783 (94.57)]
41cm - 45cm 41cm - 45cm = 705
[705 (0.20% / 1.59%)] [42,740 / 2,412 (96.16)]
46cm - 50cm 46cm - 50cm = 468
[468 (0.13% / 1.05%)] [43,208 / 1,707 (97.21)]
51cm - 55cm 51cm - 55cm = 448
[448 (0.13% / 1.01%)] [43,656 / 1,239 (98.22)]
56cm - 60cm 56cm - 60cm = 362
[362 (0.10% / 0.81%)] [44,018 / 791 (99.03)]
61cm - 65cm 61cm - 65cm = 198
[198 (0.06% / 0.45%)] [44,216 / 429 (99.48)]
66cm - 70cm 66cm - 70cm = 138
[138 (0.04% / 0.31%)] [44,354 / 231 (99.79)]
71cm - 75cm 71cm - 75cm = 49
[49 (0.01% / 0.11%)] [44,403 / 93 (99.90)]
76cm - 80cm 76cm - 80cm = 32
[32 (0.01% / 0.07%)] [44,435 / 44 (99.97)]
81cm - 85cm 81cm - 85cm = 4
[4 (0.00% / 0.01%)] [44,439 / 12 (99.98)]
86cm - 90cm 86cm - 90cm = 6
[6 (0.00% / 0.01%)] [44,445 / 8 (100.00)]
91cm - 95cm 91cm - 95cm = 2
[2 (0.00% / 0.00%)] [44,447 / 2 (100.00)]

欠測回数 (313,352 / 87.58%)