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 528
観測回数 385,704
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 〜 2019年12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 = 359,555
[359,555 (93.22% / 93.26%)] [359,555 / 385,553 (93.26)]
0.5mm - 1.4mm 0.5mm - 1.4mm = 14,673
[14,673 (3.80% / 3.81%)] [374,228 / 25,998 (97.06)]
1.5mm - 2.4mm 1.5mm - 2.4mm = 5,309
[5,309 (1.38% / 1.38%)] [379,537 / 11,325 (98.44)]
2.5mm - 3.4mm 2.5mm - 3.4mm = 2,443
[2,443 (0.63% / 0.63%)] [381,980 / 6,016 (99.07)]
3.5mm - 4.4mm 3.5mm - 4.4mm = 1,267
[1,267 (0.33% / 0.33%)] [383,247 / 3,573 (99.40)]
4.5mm - 5.4mm 4.5mm - 5.4mm = 711
[711 (0.18% / 0.18%)] [383,958 / 2,306 (99.59)]
5.5mm - 6.4mm 5.5mm - 6.4mm = 430
[430 (0.11% / 0.11%)] [384,388 / 1,595 (99.70)]
6.5mm - 7.4mm 6.5mm - 7.4mm = 316
[316 (0.08% / 0.08%)] [384,704 / 1,165 (99.78)]
7.5mm - 8.4mm 7.5mm - 8.4mm = 206
[206 (0.05% / 0.05%)] [384,910 / 849 (99.83)]
8.5mm - 9.4mm 8.5mm - 9.4mm = 136
[136 (0.04% / 0.04%)] [385,046 / 643 (99.87)]
9.5mm - 10.4mm 9.5mm - 10.4mm = 98
[98 (0.03% / 0.03%)] [385,144 / 507 (99.89)]
10.5mm - 11.4mm 10.5mm - 11.4mm = 76
[76 (0.02% / 0.02%)] [385,220 / 409 (99.91)]
11.5mm - 12.4mm 11.5mm - 12.4mm = 49
[49 (0.01% / 0.01%)] [385,269 / 333 (99.93)]
12.5mm - 13.4mm 12.5mm - 13.4mm = 53
[53 (0.01% / 0.01%)] [385,322 / 284 (99.94)]
13.5mm - 14.4mm 13.5mm - 14.4mm = 44
[44 (0.01% / 0.01%)] [385,366 / 231 (99.95)]
14.5mm - 15.4mm 14.5mm - 15.4mm = 29
[29 (0.01% / 0.01%)] [385,395 / 187 (99.96)]
15.5mm - 16.4mm 15.5mm - 16.4mm = 19
[19 (0.00% / 0.00%)] [385,414 / 158 (99.96)]
16.5mm - 17.4mm 16.5mm - 17.4mm = 24
[24 (0.01% / 0.01%)] [385,438 / 139 (99.97)]
17.5mm - 18.4mm 17.5mm - 18.4mm = 19
[19 (0.00% / 0.00%)] [385,457 / 115 (99.98)]
18.5mm - 19.4mm 18.5mm - 19.4mm = 13
[13 (0.00% / 0.00%)] [385,470 / 96 (99.98)]
19.5mm - 20.4mm 19.5mm - 20.4mm = 9
[9 (0.00% / 0.00%)] [385,479 / 83 (99.98)]
20.5mm - 21.4mm 20.5mm - 21.4mm = 10
[10 (0.00% / 0.00%)] [385,489 / 74 (99.98)]
21.5mm - 22.4mm 21.5mm - 22.4mm = 6
[6 (0.00% / 0.00%)] [385,495 / 64 (99.98)]
22.5mm - 23.4mm 22.5mm - 23.4mm = 7
[7 (0.00% / 0.00%)] [385,502 / 58 (99.99)]
23.5mm - 24.4mm 23.5mm - 24.4mm = 6
[6 (0.00% / 0.00%)] [385,508 / 51 (99.99)]
24.5mm - 25.4mm 24.5mm - 25.4mm = 3
[3 (0.00% / 0.00%)] [385,511 / 45 (99.99)]
25.5mm - 26.4mm 25.5mm - 26.4mm = 3
[3 (0.00% / 0.00%)] [385,514 / 42 (99.99)]
26.5mm - 27.4mm 26.5mm - 27.4mm = 6
[6 (0.00% / 0.00%)] [385,520 / 39 (99.99)]
27.5mm - 28.4mm 27.5mm - 28.4mm = 9
[9 (0.00% / 0.00%)] [385,529 / 33 (99.99)]
28.5mm - 29.4mm 28.5mm - 29.4mm = 4
[4 (0.00% / 0.00%)] [385,533 / 24 (99.99)]
30.5mm - 31.4mm 30.5mm - 31.4mm = 4
[4 (0.00% / 0.00%)] [385,537 / 20 (100.00)]
31.5mm - 32.4mm 31.5mm - 32.4mm = 2
[2 (0.00% / 0.00%)] [385,539 / 16 (100.00)]
32.5mm - 33.4mm 32.5mm - 33.4mm = 4
[4 (0.00% / 0.00%)] [385,543 / 14 (100.00)]
33.5mm - 34.4mm 33.5mm - 34.4mm = 4
[4 (0.00% / 0.00%)] [385,547 / 10 (100.00)]
34.5mm - 35.4mm 34.5mm - 35.4mm = 2
[2 (0.00% / 0.00%)] [385,549 / 6 (100.00)]
35.5mm - 36.4mm 35.5mm - 36.4mm = 2
[2 (0.00% / 0.00%)] [385,551 / 4 (100.00)]
37.5mm - 38.4mm 37.5mm - 38.4mm = 1
[1 (0.00% / 0.00%)] [385,552 / 2 (100.00)]
53.5mm - 54.4mm 53.5mm - 54.4mm = 1
[1 (0.00% / 0.00%)] [385,553 / 1 (100.00)]

欠測回数 (151 / 0.04%)

風向

静穏 静穏 = 22,293
[22,293 (5.78% / 5.78%)]
北北東 北北東 = 17,497
[17,497 (4.54% / 4.54%)]
北東 北東 = 42,616
[42,616 (11.05% / 11.06%)]
東北東 東北東 = 47,607
[47,607 (12.34% / 12.35%)]
東 = 25,698
[25,698 (6.66% / 6.67%)]
東南東 東南東 = 10,214
[10,214 (2.65% / 2.65%)]
南東 南東 = 5,017
[5,017 (1.30% / 1.30%)]
南南東 南南東 = 3,660
[3,660 (0.95% / 0.95%)]
南 = 5,870
[5,870 (1.52% / 1.52%)]
南南西 南南西 = 15,514
[15,514 (4.02% / 4.03%)]
南西 南西 = 43,310
[43,310 (11.23% / 11.24%)]
西南西 西南西 = 55,587
[55,587 (14.41% / 14.42%)]
西 西 = 35,963
[35,963 (9.32% / 9.33%)]
西北西 西北西 = 19,763
[19,763 (5.12% / 5.13%)]
北西 北西 = 11,851
[11,851 (3.07% / 3.07%)]
北北西 北北西 = 9,083
[9,083 (2.35% / 2.36%)]
北 = 13,876
[13,876 (3.60% / 3.60%)]

欠測回数 (285 / 0.07%)

風速

0.0m/s - 0.4m/s 0.0m/s - 0.4m/s = 24,028
[24,028 (6.23% / 6.23%)] [24,028 / 385,420 (6.23)]
0.5m/s - 1.4m/s 0.5m/s - 1.4m/s = 137,824
[137,824 (35.73% / 35.76%)] [161,852 / 361,392 (41.99)]
1.5m/s - 2.4m/s 1.5m/s - 2.4m/s = 134,570
[134,570 (34.89% / 34.92%)] [296,422 / 223,568 (76.91)]
2.5m/s - 3.4m/s 2.5m/s - 3.4m/s = 57,715
[57,715 (14.96% / 14.97%)] [354,137 / 88,998 (91.88)]
3.5m/s - 4.4m/s 3.5m/s - 4.4m/s = 22,142
[22,142 (5.74% / 5.74%)] [376,279 / 31,283 (97.63)]
4.5m/s - 5.4m/s 4.5m/s - 5.4m/s = 7,037
[7,037 (1.82% / 1.83%)] [383,316 / 9,141 (99.45)]
5.5m/s - 6.4m/s 5.5m/s - 6.4m/s = 1,664
[1,664 (0.43% / 0.43%)] [384,980 / 2,104 (99.89)]
6.5m/s - 7.4m/s 6.5m/s - 7.4m/s = 361
[361 (0.09% / 0.09%)] [385,341 / 440 (99.98)]
7.5m/s - 8.4m/s 7.5m/s - 8.4m/s = 62
[62 (0.02% / 0.02%)] [385,403 / 79 (100.00)]
8.5m/s - 9.4m/s 8.5m/s - 9.4m/s = 11
[11 (0.00% / 0.00%)] [385,414 / 17 (100.00)]
9.5m/s - 10.4m/s 9.5m/s - 10.4m/s = 3
[3 (0.00% / 0.00%)] [385,417 / 6 (100.00)]
10.5m/s - 11.4m/s 10.5m/s - 11.4m/s = 3
[3 (0.00% / 0.00%)] [385,420 / 3 (100.00)]

欠測回数 (284 / 0.07%)

気温

-18.5℃ - -17.6℃ -18.5℃ - -17.6℃ = 5
[5 (0.00% / 0.00%)] [5 / 385,664 (0.00)]
-17.5℃ - -16.6℃ -17.5℃ - -16.6℃ = 17
[17 (0.00% / 0.00%)] [22 / 385,659 (0.01)]
-16.5℃ - -15.6℃ -16.5℃ - -15.6℃ = 48
[48 (0.01% / 0.01%)] [70 / 385,642 (0.02)]
-15.5℃ - -14.6℃ -15.5℃ - -14.6℃ = 88
[88 (0.02% / 0.02%)] [158 / 385,594 (0.04)]
-14.5℃ - -13.6℃ -14.5℃ - -13.6℃ = 179
[179 (0.05% / 0.05%)] [337 / 385,506 (0.09)]
-13.5℃ - -12.6℃ -13.5℃ - -12.6℃ = 315
[315 (0.08% / 0.08%)] [652 / 385,327 (0.17)]
-12.5℃ - -11.6℃ -12.5℃ - -11.6℃ = 607
[607 (0.16% / 0.16%)] [1,259 / 385,012 (0.33)]
-11.5℃ - -10.6℃ -11.5℃ - -10.6℃ = 961
[961 (0.25% / 0.25%)] [2,220 / 384,405 (0.58)]
-10.5℃ - -9.6℃ -10.5℃ - -9.6℃ = 1,664
[1,664 (0.43% / 0.43%)] [3,884 / 383,444 (1.01)]
-9.5℃ - -8.6℃ -9.5℃ - -8.6℃ = 2,766
[2,766 (0.72% / 0.72%)] [6,650 / 381,780 (1.72)]
-8.5℃ - -7.6℃ -8.5℃ - -7.6℃ = 4,061
[4,061 (1.05% / 1.05%)] [10,711 / 379,014 (2.78)]
-7.5℃ - -6.6℃ -7.5℃ - -6.6℃ = 5,299
[5,299 (1.37% / 1.37%)] [16,010 / 374,953 (4.15)]
-6.5℃ - -5.6℃ -6.5℃ - -5.6℃ = 6,767
[6,767 (1.75% / 1.75%)] [22,777 / 369,654 (5.91)]
-5.5℃ - -4.6℃ -5.5℃ - -4.6℃ = 7,814
[7,814 (2.03% / 2.03%)] [30,591 / 362,887 (7.93)]
-4.5℃ - -3.6℃ -4.5℃ - -3.6℃ = 9,143
[9,143 (2.37% / 2.37%)] [39,734 / 355,073 (10.30)]
-3.5℃ - -2.6℃ -3.5℃ - -2.6℃ = 10,409
[10,409 (2.70% / 2.70%)] [50,143 / 345,930 (13.00)]
-2.5℃ - -1.6℃ -2.5℃ - -1.6℃ = 12,662
[12,662 (3.28% / 3.28%)] [62,805 / 335,521 (16.28)]
-1.5℃ - -0.6℃ -1.5℃ - -0.6℃ = 13,258
[13,258 (3.44% / 3.44%)] [76,063 / 322,859 (19.72)]
-0.5℃ - 0.4℃ -0.5℃ - 0.4℃ = 25,266
[25,266 (6.55% / 6.55%)] [101,329 / 309,601 (26.27)]
0.5℃ - 1.4℃ 0.5℃ - 1.4℃ = 12,055
[12,055 (3.13% / 3.13%)] [113,384 / 284,335 (29.40)]
1.5℃ - 2.4℃ 1.5℃ - 2.4℃ = 10,713
[10,713 (2.78% / 2.78%)] [124,097 / 272,280 (32.18)]
2.5℃ - 3.4℃ 2.5℃ - 3.4℃ = 10,771
[10,771 (2.79% / 2.79%)] [134,868 / 261,567 (34.97)]
3.5℃ - 4.4℃ 3.5℃ - 4.4℃ = 10,634
[10,634 (2.76% / 2.76%)] [145,502 / 250,796 (37.73)]
4.5℃ - 5.4℃ 4.5℃ - 5.4℃ = 10,777
[10,777 (2.79% / 2.79%)] [156,279 / 240,162 (40.52)]
5.5℃ - 6.4℃ 5.5℃ - 6.4℃ = 10,488
[10,488 (2.72% / 2.72%)] [166,767 / 229,385 (43.24)]
6.5℃ - 7.4℃ 6.5℃ - 7.4℃ = 11,030
[11,030 (2.86% / 2.86%)] [177,797 / 218,897 (46.10)]
7.5℃ - 8.4℃ 7.5℃ - 8.4℃ = 10,877
[10,877 (2.82% / 2.82%)] [188,674 / 207,867 (48.92)]
8.5℃ - 9.4℃ 8.5℃ - 9.4℃ = 11,724
[11,724 (3.04% / 3.04%)] [200,398 / 196,990 (51.96)]
9.5℃ - 10.4℃ 9.5℃ - 10.4℃ = 11,704
[11,704 (3.03% / 3.03%)] [212,102 / 185,266 (55.00)]
10.5℃ - 11.4℃ 10.5℃ - 11.4℃ = 12,501
[12,501 (3.24% / 3.24%)] [224,603 / 173,562 (58.24)]
11.5℃ - 12.4℃ 11.5℃ - 12.4℃ = 12,416
[12,416 (3.22% / 3.22%)] [237,019 / 161,061 (61.46)]
12.5℃ - 13.4℃ 12.5℃ - 13.4℃ = 12,945
[12,945 (3.36% / 3.36%)] [249,964 / 148,645 (64.81)]
13.5℃ - 14.4℃ 13.5℃ - 14.4℃ = 13,118
[13,118 (3.40% / 3.40%)] [263,082 / 135,700 (68.22)]
14.5℃ - 15.4℃ 14.5℃ - 15.4℃ = 14,276
[14,276 (3.70% / 3.70%)] [277,358 / 122,582 (71.92)]
15.5℃ - 16.4℃ 15.5℃ - 16.4℃ = 14,338
[14,338 (3.72% / 3.72%)] [291,696 / 108,306 (75.63)]
16.5℃ - 17.4℃ 16.5℃ - 17.4℃ = 14,289
[14,289 (3.70% / 3.71%)] [305,985 / 93,968 (79.34)]
17.5℃ - 18.4℃ 17.5℃ - 18.4℃ = 14,321
[14,321 (3.71% / 3.71%)] [320,306 / 79,679 (83.05)]
18.5℃ - 19.4℃ 18.5℃ - 19.4℃ = 14,215
[14,215 (3.69% / 3.69%)] [334,521 / 65,358 (86.74)]
19.5℃ - 20.4℃ 19.5℃ - 20.4℃ = 12,366
[12,366 (3.21% / 3.21%)] [346,887 / 51,143 (89.95)]
20.5℃ - 21.4℃ 20.5℃ - 21.4℃ = 10,261
[10,261 (2.66% / 2.66%)] [357,148 / 38,777 (92.61)]
21.5℃ - 22.4℃ 21.5℃ - 22.4℃ = 7,266
[7,266 (1.88% / 1.88%)] [364,414 / 28,516 (94.49)]
22.5℃ - 23.4℃ 22.5℃ - 23.4℃ = 5,609
[5,609 (1.45% / 1.45%)] [370,023 / 21,250 (95.94)]
23.5℃ - 24.4℃ 23.5℃ - 24.4℃ = 4,627
[4,627 (1.20% / 1.20%)] [374,650 / 15,641 (97.14)]
24.5℃ - 25.4℃ 24.5℃ - 25.4℃ = 3,662
[3,662 (0.95% / 0.95%)] [378,312 / 11,014 (98.09)]
25.5℃ - 26.4℃ 25.5℃ - 26.4℃ = 2,678
[2,678 (0.69% / 0.69%)] [380,990 / 7,352 (98.79)]
26.5℃ - 27.4℃ 26.5℃ - 27.4℃ = 2,075
[2,075 (0.54% / 0.54%)] [383,065 / 4,674 (99.33)]
27.5℃ - 28.4℃ 27.5℃ - 28.4℃ = 1,353
[1,353 (0.35% / 0.35%)] [384,418 / 2,599 (99.68)]
28.5℃ - 29.4℃ 28.5℃ - 29.4℃ = 778
[778 (0.20% / 0.20%)] [385,196 / 1,246 (99.88)]
29.5℃ - 30.4℃ 29.5℃ - 30.4℃ = 334
[334 (0.09% / 0.09%)] [385,530 / 468 (99.97)]
30.5℃ - 31.4℃ 30.5℃ - 31.4℃ = 114
[114 (0.03% / 0.03%)] [385,644 / 134 (99.99)]
31.5℃ - 32.4℃ 31.5℃ - 32.4℃ = 18
[18 (0.00% / 0.00%)] [385,662 / 20 (100.00)]
32.5℃ - 33.4℃ 32.5℃ - 33.4℃ = 2
[2 (0.00% / 0.00%)] [385,664 / 2 (100.00)]

欠測回数 (40 / 0.01%)

日照時間

0.0h 0.0h = 263,539
[263,539 (68.33% / 68.55%)] [263,539 / 384,451 (68.55)]
0.1h 0.1h = 9,050
[9,050 (2.35% / 2.35%)] [272,589 / 120,912 (70.90)]
0.2h 0.2h = 6,944
[6,944 (1.80% / 1.81%)] [279,533 / 111,862 (72.71)]
0.3h 0.3h = 6,230
[6,230 (1.62% / 1.62%)] [285,763 / 104,918 (74.33)]
0.4h 0.4h = 5,762
[5,762 (1.49% / 1.50%)] [291,525 / 98,688 (75.83)]
0.5h 0.5h = 5,665
[5,665 (1.47% / 1.47%)] [297,190 / 92,926 (77.30)]
0.6h 0.6h = 5,813
[5,813 (1.51% / 1.51%)] [303,003 / 87,261 (78.81)]
0.7h 0.7h = 6,215
[6,215 (1.61% / 1.62%)] [309,218 / 81,448 (80.43)]
0.8h 0.8h = 7,021
[7,021 (1.82% / 1.83%)] [316,239 / 75,233 (82.26)]
0.9h 0.9h = 9,581
[9,581 (2.48% / 2.49%)] [325,820 / 68,212 (84.75)]
1.0h 1.0h = 58,631
[58,631 (15.20% / 15.25%)] [384,451 / 58,631 (100.00)]

欠測回数 (1,253 / 0.32%)

積雪深

0cm 0cm = 32,801
[32,801 (8.50% / 71.14%)] [32,801 / 46,107 (71.14)]
1cm - 5cm 1cm - 5cm = 3,672
[3,672 (0.95% / 7.96%)] [36,473 / 13,306 (79.11)]
6cm - 10cm 6cm - 10cm = 2,473
[2,473 (0.64% / 5.36%)] [38,946 / 9,634 (84.47)]
11cm - 15cm 11cm - 15cm = 2,726
[2,726 (0.71% / 5.91%)] [41,672 / 7,161 (90.38)]
16cm - 20cm 16cm - 20cm = 1,525
[1,525 (0.40% / 3.31%)] [43,197 / 4,435 (93.69)]
21cm - 25cm 21cm - 25cm = 1,292
[1,292 (0.33% / 2.80%)] [44,489 / 2,910 (96.49)]
26cm - 30cm 26cm - 30cm = 598
[598 (0.16% / 1.30%)] [45,087 / 1,618 (97.79)]
31cm - 35cm 31cm - 35cm = 556
[556 (0.14% / 1.21%)] [45,643 / 1,020 (98.99)]
36cm - 40cm 36cm - 40cm = 105
[105 (0.03% / 0.23%)] [45,748 / 464 (99.22)]
41cm - 45cm 41cm - 45cm = 32
[32 (0.01% / 0.07%)] [45,780 / 359 (99.29)]
46cm - 50cm 46cm - 50cm = 46
[46 (0.01% / 0.10%)] [45,826 / 327 (99.39)]
51cm - 55cm 51cm - 55cm = 28
[28 (0.01% / 0.06%)] [45,854 / 281 (99.45)]
56cm - 60cm 56cm - 60cm = 32
[32 (0.01% / 0.07%)] [45,886 / 253 (99.52)]
61cm - 65cm 61cm - 65cm = 52
[52 (0.01% / 0.11%)] [45,938 / 221 (99.63)]
66cm - 70cm 66cm - 70cm = 41
[41 (0.01% / 0.09%)] [45,979 / 169 (99.72)]
71cm - 75cm 71cm - 75cm = 36
[36 (0.01% / 0.08%)] [46,015 / 128 (99.80)]
76cm - 80cm 76cm - 80cm = 26
[26 (0.01% / 0.06%)] [46,041 / 92 (99.86)]
81cm - 85cm 81cm - 85cm = 17
[17 (0.00% / 0.04%)] [46,058 / 66 (99.89)]
86cm - 90cm 86cm - 90cm = 19
[19 (0.00% / 0.04%)] [46,077 / 49 (99.93)]
91cm - 95cm 91cm - 95cm = 20
[20 (0.01% / 0.04%)] [46,097 / 30 (99.98)]
96cm - 100cm 96cm - 100cm = 10
[10 (0.00% / 0.02%)] [46,107 / 10 (100.00)]

欠測回数 (339,597 / 88.05%)