観測所番号 48331
都道府県 長野県 [ 地域ポータル ]
所在地 長野県北佐久郡軽井沢町大字長倉 (長野県北佐久郡軽井沢町)
観測月数 488
観測回数 356,496
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 〜 1975年12月01日 軽井沢 (カルイザワ) 36.342N 138.547E 999m 0.0m
1975年12月02日 〜 1988年12月31日 軽井沢 (カルイザワ) 36.342N 138.547E 999m 15.1m
1989年01月01日 〜 2009年09月30日 軽井沢 (カルイザワ) 36.342N 138.547E 999m 15.1m
2009年10月01日 〜 2014年11月26日 軽井沢 (カルイザワ) 36.342N 138.547E 999m 15.1m
2014年11月27日 〜 2016年08月99日 軽井沢 (カルイザワ) 36.342N 138.547E 999m 18.5m
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
42276 一の字山(群馬県) 10.50km 71度
48386 佐久(長野県) 12.27km 210度
42221 田代(群馬県) 15.40km 330度
48321 東御(長野県) 15.41km 287度
42326 西野牧(群馬県) 17.96km 126度
48381 立科(長野県) 22.41km 249度
48451 茂来山(長野県) 26.00km 182度
48256 上田(長野県) 26.11km 284度
48456 十石峠(長野県) 27.42km 161度
48216 菅平(長野県) 29.00km 316度
48935 菅平(長野県) 29.12km 316度

全期間統計

降水量

0.0mm - 0.4mm 0.0mm - 0.4mm = 332,646
[332,646 (93.31% / 93.34%)] [332,646 / 356,394 (93.34%)]
0.5mm - 1.4mm 0.5mm - 1.4mm = 13,426
[13,426 (3.77% / 3.77%)] [346,072 / 23,748 (97.10%)]
1.5mm - 2.4mm 1.5mm - 2.4mm = 4,853
[4,853 (1.36% / 1.36%)] [350,925 / 10,322 (98.47%)]
2.5mm - 3.4mm 2.5mm - 3.4mm = 2,240
[2,240 (0.63% / 0.63%)] [353,165 / 5,469 (99.09%)]
3.5mm - 4.4mm 3.5mm - 4.4mm = 1,162
[1,162 (0.33% / 0.33%)] [354,327 / 3,229 (99.42%)]
4.5mm - 5.4mm 4.5mm - 5.4mm = 641
[641 (0.18% / 0.18%)] [354,968 / 2,067 (99.60%)]
5.5mm - 6.4mm 5.5mm - 6.4mm = 390
[390 (0.11% / 0.11%)] [355,358 / 1,426 (99.71%)]
6.5mm - 7.4mm 6.5mm - 7.4mm = 275
[275 (0.08% / 0.08%)] [355,633 / 1,036 (99.79%)]
7.5mm - 8.4mm 7.5mm - 8.4mm = 186
[186 (0.05% / 0.05%)] [355,819 / 761 (99.84%)]
8.5mm - 9.4mm 8.5mm - 9.4mm = 125
[125 (0.04% / 0.04%)] [355,944 / 575 (99.87%)]
9.5mm - 10.4mm 9.5mm - 10.4mm = 93
[93 (0.03% / 0.03%)] [356,037 / 450 (99.90%)]
10.5mm - 11.4mm 10.5mm - 11.4mm = 70
[70 (0.02% / 0.02%)] [356,107 / 357 (99.92%)]
11.5mm - 12.4mm 11.5mm - 12.4mm = 42
[42 (0.01% / 0.01%)] [356,149 / 287 (99.93%)]
12.5mm - 13.4mm 12.5mm - 13.4mm = 46
[46 (0.01% / 0.01%)] [356,195 / 245 (99.94%)]
13.5mm - 14.4mm 13.5mm - 14.4mm = 38
[38 (0.01% / 0.01%)] [356,233 / 199 (99.95%)]
14.5mm - 15.4mm 14.5mm - 15.4mm = 25
[25 (0.01% / 0.01%)] [356,258 / 161 (99.96%)]
15.5mm - 16.4mm 15.5mm - 16.4mm = 19
[19 (0.01% / 0.01%)] [356,277 / 136 (99.97%)]
16.5mm - 17.4mm 16.5mm - 17.4mm = 20
[20 (0.01% / 0.01%)] [356,297 / 117 (99.97%)]
17.5mm - 18.4mm 17.5mm - 18.4mm = 14
[14 (0.00% / 0.00%)] [356,311 / 97 (99.98%)]
18.5mm - 19.4mm 18.5mm - 19.4mm = 12
[12 (0.00% / 0.00%)] [356,323 / 83 (99.98%)]
19.5mm - 20.4mm 19.5mm - 20.4mm = 6
[6 (0.00% / 0.00%)] [356,329 / 71 (99.98%)]
20.5mm - 21.4mm 20.5mm - 21.4mm = 9
[9 (0.00% / 0.00%)] [356,338 / 65 (99.98%)]
21.5mm - 22.4mm 21.5mm - 22.4mm = 5
[5 (0.00% / 0.00%)] [356,343 / 56 (99.99%)]
22.5mm - 23.4mm 22.5mm - 23.4mm = 5
[5 (0.00% / 0.00%)] [356,348 / 51 (99.99%)]
23.5mm - 24.4mm 23.5mm - 24.4mm = 5
[5 (0.00% / 0.00%)] [356,353 / 46 (99.99%)]
24.5mm - 25.4mm 24.5mm - 25.4mm = 2
[2 (0.00% / 0.00%)] [356,355 / 41 (99.99%)]
25.5mm - 26.4mm 25.5mm - 26.4mm = 3
[3 (0.00% / 0.00%)] [356,358 / 39 (99.99%)]
26.5mm - 27.4mm 26.5mm - 27.4mm = 5
[5 (0.00% / 0.00%)] [356,363 / 36 (99.99%)]
27.5mm - 28.4mm 27.5mm - 28.4mm = 8
[8 (0.00% / 0.00%)] [356,371 / 31 (99.99%)]
28.5mm - 29.4mm 28.5mm - 29.4mm = 4
[4 (0.00% / 0.00%)] [356,375 / 23 (99.99%)]
30.5mm - 31.4mm 30.5mm - 31.4mm = 4
[4 (0.00% / 0.00%)] [356,379 / 19 (100.00%)]
31.5mm - 32.4mm 31.5mm - 32.4mm = 2
[2 (0.00% / 0.00%)] [356,381 / 15 (100.00%)]
32.5mm - 33.4mm 32.5mm - 33.4mm = 4
[4 (0.00% / 0.00%)] [356,385 / 13 (100.00%)]
33.5mm - 34.4mm 33.5mm - 34.4mm = 4
[4 (0.00% / 0.00%)] [356,389 / 9 (100.00%)]
34.5mm - 35.4mm 34.5mm - 35.4mm = 2
[2 (0.00% / 0.00%)] [356,391 / 5 (100.00%)]
35.5mm - 36.4mm 35.5mm - 36.4mm = 1
[1 (0.00% / 0.00%)] [356,392 / 3 (100.00%)]
37.5mm - 38.4mm 37.5mm - 38.4mm = 1
[1 (0.00% / 0.00%)] [356,393 / 2 (100.00%)]
53.5mm - 54.4mm 53.5mm - 54.4mm = 1
[1 (0.00% / 0.00%)] [356,394 / 1 (100.00%)]

欠測回数 (102 / 0.03%)

風向

静穏 静穏 = 22,139
[22,139 (6.21% / 6.21%)] [0 / 0 (NA)]
北北東 北北東 = 16,521
[16,521 (4.63% / 4.63%)] [0 / 0 (NA)]
北東 北東 = 40,441
[40,441 (11.34% / 11.35%)] [0 / 0 (NA)]
東北東 東北東 = 43,343
[43,343 (12.16% / 12.16%)] [0 / 0 (NA)]
東 = 22,600
[22,600 (6.34% / 6.34%)] [0 / 0 (NA)]
東南東 東南東 = 8,971
[8,971 (2.52% / 2.52%)] [0 / 0 (NA)]
南東 南東 = 4,598
[4,598 (1.29% / 1.29%)] [0 / 0 (NA)]
南南東 南南東 = 3,386
[3,386 (0.95% / 0.95%)] [0 / 0 (NA)]
南 = 5,388
[5,388 (1.51% / 1.51%)] [0 / 0 (NA)]
南南西 南南西 = 14,226
[14,226 (3.99% / 3.99%)] [0 / 0 (NA)]
南西 南西 = 40,338
[40,338 (11.32% / 11.32%)] [0 / 0 (NA)]
西南西 西南西 = 51,176
[51,176 (14.36% / 14.36%)] [0 / 0 (NA)]
西 西 = 31,717
[31,717 (8.90% / 8.90%)] [0 / 0 (NA)]
西北西 西北西 = 18,369
[18,369 (5.15% / 5.15%)] [0 / 0 (NA)]
北西 北西 = 11,309
[11,309 (3.17% / 3.17%)] [0 / 0 (NA)]
北北西 北北西 = 8,594
[8,594 (2.41% / 2.41%)] [0 / 0 (NA)]
北 = 13,329
[13,329 (3.74% / 3.74%)] [0 / 0 (NA)]

欠測回数 (51 / 0.01%)

風速

0.0m/s - 0.4m/s 0.0m/s - 0.4m/s = 23,548
[23,548 (6.61% / 6.61%)] [23,548 / 356,446 (6.61%)]
0.5m/s - 1.4m/s 0.5m/s - 1.4m/s = 130,830
[130,830 (36.70% / 36.70%)] [154,378 / 332,898 (43.31%)]
1.5m/s - 2.4m/s 1.5m/s - 2.4m/s = 124,128
[124,128 (34.82% / 34.82%)] [278,506 / 202,068 (78.13%)]
2.5m/s - 3.4m/s 2.5m/s - 3.4m/s = 50,993
[50,993 (14.30% / 14.31%)] [329,499 / 77,940 (92.44%)]
3.5m/s - 4.4m/s 3.5m/s - 4.4m/s = 19,238
[19,238 (5.40% / 5.40%)] [348,737 / 26,947 (97.84%)]
4.5m/s - 5.4m/s 4.5m/s - 5.4m/s = 6,043
[6,043 (1.70% / 1.70%)] [354,780 / 7,709 (99.53%)]
5.5m/s - 6.4m/s 5.5m/s - 6.4m/s = 1,352
[1,352 (0.38% / 0.38%)] [356,132 / 1,666 (99.91%)]
6.5m/s - 7.4m/s 6.5m/s - 7.4m/s = 267
[267 (0.07% / 0.07%)] [356,399 / 314 (99.99%)]
7.5m/s - 8.4m/s 7.5m/s - 8.4m/s = 40
[40 (0.01% / 0.01%)] [356,439 / 47 (100.00%)]
8.5m/s - 9.4m/s 8.5m/s - 9.4m/s = 5
[5 (0.00% / 0.00%)] [356,444 / 7 (100.00%)]
10.5m/s - 11.4m/s 10.5m/s - 11.4m/s = 2
[2 (0.00% / 0.00%)] [356,446 / 2 (100.00%)]

欠測回数 (50 / 0.01%)

気温

-18.5℃ - -17.6℃ -18.5℃ - -17.6℃ = 5
[5 (0.00% / 0.00%)] [5 / 356,471 (0.00%)]
-17.5℃ - -16.6℃ -17.5℃ - -16.6℃ = 17
[17 (0.00% / 0.00%)] [22 / 356,466 (0.01%)]
-16.5℃ - -15.6℃ -16.5℃ - -15.6℃ = 48
[48 (0.01% / 0.01%)] [70 / 356,449 (0.02%)]
-15.5℃ - -14.6℃ -15.5℃ - -14.6℃ = 88
[88 (0.02% / 0.02%)] [158 / 356,401 (0.04%)]
-14.5℃ - -13.6℃ -14.5℃ - -13.6℃ = 176
[176 (0.05% / 0.05%)] [334 / 356,313 (0.09%)]
-13.5℃ - -12.6℃ -13.5℃ - -12.6℃ = 304
[304 (0.09% / 0.09%)] [638 / 356,137 (0.18%)]
-12.5℃ - -11.6℃ -12.5℃ - -11.6℃ = 587
[587 (0.16% / 0.16%)] [1,225 / 355,833 (0.34%)]
-11.5℃ - -10.6℃ -11.5℃ - -10.6℃ = 941
[941 (0.26% / 0.26%)] [2,166 / 355,246 (0.61%)]
-10.5℃ - -9.6℃ -10.5℃ - -9.6℃ = 1,588
[1,588 (0.45% / 0.45%)] [3,754 / 354,305 (1.05%)]
-9.5℃ - -8.6℃ -9.5℃ - -8.6℃ = 2,646
[2,646 (0.74% / 0.74%)] [6,400 / 352,717 (1.80%)]
-8.5℃ - -7.6℃ -8.5℃ - -7.6℃ = 3,847
[3,847 (1.08% / 1.08%)] [10,247 / 350,071 (2.87%)]
-7.5℃ - -6.6℃ -7.5℃ - -6.6℃ = 4,951
[4,951 (1.39% / 1.39%)] [15,198 / 346,224 (4.26%)]
-6.5℃ - -5.6℃ -6.5℃ - -5.6℃ = 6,321
[6,321 (1.77% / 1.77%)] [21,519 / 341,273 (6.04%)]
-5.5℃ - -4.6℃ -5.5℃ - -4.6℃ = 7,196
[7,196 (2.02% / 2.02%)] [28,715 / 334,952 (8.06%)]
-4.5℃ - -3.6℃ -4.5℃ - -3.6℃ = 8,440
[8,440 (2.37% / 2.37%)] [37,155 / 327,756 (10.42%)]
-3.5℃ - -2.6℃ -3.5℃ - -2.6℃ = 9,628
[9,628 (2.70% / 2.70%)] [46,783 / 319,316 (13.12%)]
-2.5℃ - -1.6℃ -2.5℃ - -1.6℃ = 11,725
[11,725 (3.29% / 3.29%)] [58,508 / 309,688 (16.41%)]
-1.5℃ - -0.6℃ -1.5℃ - -0.6℃ = 12,260
[12,260 (3.44% / 3.44%)] [70,768 / 297,963 (19.85%)]
-0.5℃ - 0.4℃ -0.5℃ - 0.4℃ = 23,500
[23,500 (6.59% / 6.59%)] [94,268 / 285,703 (26.44%)]
0.5℃ - 1.4℃ 0.5℃ - 1.4℃ = 11,049
[11,049 (3.10% / 3.10%)] [105,317 / 262,203 (29.54%)]
1.5℃ - 2.4℃ 1.5℃ - 2.4℃ = 9,801
[9,801 (2.75% / 2.75%)] [115,118 / 251,154 (32.29%)]
2.5℃ - 3.4℃ 2.5℃ - 3.4℃ = 9,990
[9,990 (2.80% / 2.80%)] [125,108 / 241,353 (35.10%)]
3.5℃ - 4.4℃ 3.5℃ - 4.4℃ = 9,894
[9,894 (2.78% / 2.78%)] [135,002 / 231,363 (37.87%)]
4.5℃ - 5.4℃ 4.5℃ - 5.4℃ = 9,980
[9,980 (2.80% / 2.80%)] [144,982 / 221,469 (40.67%)]
5.5℃ - 6.4℃ 5.5℃ - 6.4℃ = 9,613
[9,613 (2.70% / 2.70%)] [154,595 / 211,489 (43.37%)]
6.5℃ - 7.4℃ 6.5℃ - 7.4℃ = 10,267
[10,267 (2.88% / 2.88%)] [164,862 / 201,876 (46.25%)]
7.5℃ - 8.4℃ 7.5℃ - 8.4℃ = 10,058
[10,058 (2.82% / 2.82%)] [174,920 / 191,609 (49.07%)]
8.5℃ - 9.4℃ 8.5℃ - 9.4℃ = 10,799
[10,799 (3.03% / 3.03%)] [185,719 / 181,551 (52.10%)]
9.5℃ - 10.4℃ 9.5℃ - 10.4℃ = 10,733
[10,733 (3.01% / 3.01%)] [196,452 / 170,752 (55.11%)]
10.5℃ - 11.4℃ 10.5℃ - 11.4℃ = 11,520
[11,520 (3.23% / 3.23%)] [207,972 / 160,019 (58.34%)]
11.5℃ - 12.4℃ 11.5℃ - 12.4℃ = 11,463
[11,463 (3.22% / 3.22%)] [219,435 / 148,499 (61.56%)]
12.5℃ - 13.4℃ 12.5℃ - 13.4℃ = 11,920
[11,920 (3.34% / 3.34%)] [231,355 / 137,036 (64.90%)]
13.5℃ - 14.4℃ 13.5℃ - 14.4℃ = 12,205
[12,205 (3.42% / 3.42%)] [243,560 / 125,116 (68.33%)]
14.5℃ - 15.4℃ 14.5℃ - 15.4℃ = 13,300
[13,300 (3.73% / 3.73%)] [256,860 / 112,911 (72.06%)]
15.5℃ - 16.4℃ 15.5℃ - 16.4℃ = 13,340
[13,340 (3.74% / 3.74%)] [270,200 / 99,611 (75.80%)]
16.5℃ - 17.4℃ 16.5℃ - 17.4℃ = 13,250
[13,250 (3.72% / 3.72%)] [283,450 / 86,271 (79.52%)]
17.5℃ - 18.4℃ 17.5℃ - 18.4℃ = 13,214
[13,214 (3.71% / 3.71%)] [296,664 / 73,021 (83.22%)]
18.5℃ - 19.4℃ 18.5℃ - 19.4℃ = 13,154
[13,154 (3.69% / 3.69%)] [309,818 / 59,807 (86.91%)]
19.5℃ - 20.4℃ 19.5℃ - 20.4℃ = 11,248
[11,248 (3.16% / 3.16%)] [321,066 / 46,653 (90.07%)]
20.5℃ - 21.4℃ 20.5℃ - 21.4℃ = 9,357
[9,357 (2.62% / 2.62%)] [330,423 / 35,405 (92.69%)]
21.5℃ - 22.4℃ 21.5℃ - 22.4℃ = 6,577
[6,577 (1.84% / 1.85%)] [337,000 / 26,048 (94.54%)]
22.5℃ - 23.4℃ 22.5℃ - 23.4℃ = 5,107
[5,107 (1.43% / 1.43%)] [342,107 / 19,471 (95.97%)]
23.5℃ - 24.4℃ 23.5℃ - 24.4℃ = 4,271
[4,271 (1.20% / 1.20%)] [346,378 / 14,364 (97.17%)]
24.5℃ - 25.4℃ 24.5℃ - 25.4℃ = 3,366
[3,366 (0.94% / 0.94%)] [349,744 / 10,093 (98.11%)]
25.5℃ - 26.4℃ 25.5℃ - 26.4℃ = 2,474
[2,474 (0.69% / 0.69%)] [352,218 / 6,727 (98.81%)]
26.5℃ - 27.4℃ 26.5℃ - 27.4℃ = 1,902
[1,902 (0.53% / 0.53%)] [354,120 / 4,253 (99.34%)]
27.5℃ - 28.4℃ 27.5℃ - 28.4℃ = 1,220
[1,220 (0.34% / 0.34%)] [355,340 / 2,351 (99.68%)]
28.5℃ - 29.4℃ 28.5℃ - 29.4℃ = 714
[714 (0.20% / 0.20%)] [356,054 / 1,131 (99.88%)]
29.5℃ - 30.4℃ 29.5℃ - 30.4℃ = 301
[301 (0.08% / 0.08%)] [356,355 / 417 (99.97%)]
30.5℃ - 31.4℃ 30.5℃ - 31.4℃ = 99
[99 (0.03% / 0.03%)] [356,454 / 116 (100.00%)]
31.5℃ - 32.4℃ 31.5℃ - 32.4℃ = 15
[15 (0.00% / 0.00%)] [356,469 / 17 (100.00%)]
32.5℃ - 33.4℃ 32.5℃ - 33.4℃ = 2
[2 (0.00% / 0.00%)] [356,471 / 2 (100.00%)]

欠測回数 (25 / 0.01%)

日照時間

0.0h 0.0h = 244,030
[244,030 (68.45% / 68.64%)] [244,030 / 355,497 (68.64%)]
0.1h 0.1h = 8,298
[8,298 (2.33% / 2.33%)] [252,328 / 111,467 (70.98%)]
0.2h 0.2h = 6,408
[6,408 (1.80% / 1.80%)] [258,736 / 103,169 (72.78%)]
0.3h 0.3h = 5,734
[5,734 (1.61% / 1.61%)] [264,470 / 96,761 (74.39%)]
0.4h 0.4h = 5,334
[5,334 (1.50% / 1.50%)] [269,804 / 91,027 (75.89%)]
0.5h 0.5h = 5,252
[5,252 (1.47% / 1.48%)] [275,056 / 85,693 (77.37%)]
0.6h 0.6h = 5,356
[5,356 (1.50% / 1.51%)] [280,412 / 80,441 (78.88%)]
0.7h 0.7h = 5,745
[5,745 (1.61% / 1.62%)] [286,157 / 75,085 (80.49%)]
0.8h 0.8h = 6,449
[6,449 (1.81% / 1.81%)] [292,606 / 69,340 (82.31%)]
0.9h 0.9h = 8,784
[8,784 (2.46% / 2.47%)] [301,390 / 62,891 (84.78%)]
1.0h 1.0h = 54,107
[54,107 (15.18% / 15.22%)] [355,497 / 54,107 (100.00%)]

欠測回数 (999 / 0.28%)

積雪深

0cm 0cm = 21,785
[21,785 (6.11% / 66.54%)] [21,785 / 32,742 (66.54%)]
1cm - 5cm 1cm - 5cm = 2,866
[2,866 (0.80% / 8.75%)] [24,651 / 10,957 (75.29%)]
6cm - 10cm 6cm - 10cm = 1,986
[1,986 (0.56% / 6.07%)] [26,637 / 8,091 (81.35%)]
11cm - 15cm 11cm - 15cm = 2,256
[2,256 (0.63% / 6.89%)] [28,893 / 6,105 (88.24%)]
16cm - 20cm 16cm - 20cm = 1,239
[1,239 (0.35% / 3.78%)] [30,132 / 3,849 (92.03%)]
21cm - 25cm 21cm - 25cm = 1,157
[1,157 (0.32% / 3.53%)] [31,289 / 2,610 (95.56%)]
26cm - 30cm 26cm - 30cm = 475
[475 (0.13% / 1.45%)] [31,764 / 1,453 (97.01%)]
31cm - 35cm 31cm - 35cm = 518
[518 (0.15% / 1.58%)] [32,282 / 978 (98.60%)]
36cm - 40cm 36cm - 40cm = 101
[101 (0.03% / 0.31%)] [32,383 / 460 (98.90%)]
41cm - 45cm 41cm - 45cm = 32
[32 (0.01% / 0.10%)] [32,415 / 359 (99.00%)]
46cm - 50cm 46cm - 50cm = 46
[46 (0.01% / 0.14%)] [32,461 / 327 (99.14%)]
51cm - 55cm 51cm - 55cm = 28
[28 (0.01% / 0.09%)] [32,489 / 281 (99.23%)]
56cm - 60cm 56cm - 60cm = 32
[32 (0.01% / 0.10%)] [32,521 / 253 (99.33%)]
61cm - 65cm 61cm - 65cm = 52
[52 (0.01% / 0.16%)] [32,573 / 221 (99.48%)]
66cm - 70cm 66cm - 70cm = 41
[41 (0.01% / 0.13%)] [32,614 / 169 (99.61%)]
71cm - 75cm 71cm - 75cm = 36
[36 (0.01% / 0.11%)] [32,650 / 128 (99.72%)]
76cm - 80cm 76cm - 80cm = 26
[26 (0.01% / 0.08%)] [32,676 / 92 (99.80%)]
81cm - 85cm 81cm - 85cm = 17
[17 (0.00% / 0.05%)] [32,693 / 66 (99.85%)]
86cm - 90cm 86cm - 90cm = 19
[19 (0.01% / 0.06%)] [32,712 / 49 (99.91%)]
91cm - 95cm 91cm - 95cm = 20
[20 (0.01% / 0.06%)] [32,732 / 30 (99.97%)]
96cm - 100cm 96cm - 100cm = 10
[10 (0.00% / 0.03%)] [32,742 / 10 (100.00%)]

欠測回数 (323,754 / 90.82%)