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 525
観測回数 383,486
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09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 = 357,517
[357,517 (93.23% / 93.26%)] [357,517 / 383,338 (93.26)]
0.5mm - 1.4mm 0.5mm - 1.4mm = 14,588
[14,588 (3.80% / 3.81%)] [372,105 / 25,821 (97.07)]
1.5mm - 2.4mm 1.5mm - 2.4mm = 5,280
[5,280 (1.38% / 1.38%)] [377,385 / 11,233 (98.45)]
2.5mm - 3.4mm 2.5mm - 3.4mm = 2,429
[2,429 (0.63% / 0.63%)] [379,814 / 5,953 (99.08)]
3.5mm - 4.4mm 3.5mm - 4.4mm = 1,252
[1,252 (0.33% / 0.33%)] [381,066 / 3,524 (99.41)]
4.5mm - 5.4mm 4.5mm - 5.4mm = 703
[703 (0.18% / 0.18%)] [381,769 / 2,272 (99.59)]
5.5mm - 6.4mm 5.5mm - 6.4mm = 428
[428 (0.11% / 0.11%)] [382,197 / 1,569 (99.70)]
6.5mm - 7.4mm 6.5mm - 7.4mm = 310
[310 (0.08% / 0.08%)] [382,507 / 1,141 (99.78)]
7.5mm - 8.4mm 7.5mm - 8.4mm = 204
[204 (0.05% / 0.05%)] [382,711 / 831 (99.84)]
8.5mm - 9.4mm 8.5mm - 9.4mm = 136
[136 (0.04% / 0.04%)] [382,847 / 627 (99.87)]
9.5mm - 10.4mm 9.5mm - 10.4mm = 97
[97 (0.03% / 0.03%)] [382,944 / 491 (99.90)]
10.5mm - 11.4mm 10.5mm - 11.4mm = 75
[75 (0.02% / 0.02%)] [383,019 / 394 (99.92)]
11.5mm - 12.4mm 11.5mm - 12.4mm = 49
[49 (0.01% / 0.01%)] [383,068 / 319 (99.93)]
12.5mm - 13.4mm 12.5mm - 13.4mm = 52
[52 (0.01% / 0.01%)] [383,120 / 270 (99.94)]
13.5mm - 14.4mm 13.5mm - 14.4mm = 43
[43 (0.01% / 0.01%)] [383,163 / 218 (99.95)]
14.5mm - 15.4mm 14.5mm - 15.4mm = 28
[28 (0.01% / 0.01%)] [383,191 / 175 (99.96)]
15.5mm - 16.4mm 15.5mm - 16.4mm = 19
[19 (0.00% / 0.00%)] [383,210 / 147 (99.97)]
16.5mm - 17.4mm 16.5mm - 17.4mm = 21
[21 (0.01% / 0.01%)] [383,231 / 128 (99.97)]
17.5mm - 18.4mm 17.5mm - 18.4mm = 18
[18 (0.00% / 0.00%)] [383,249 / 107 (99.98)]
18.5mm - 19.4mm 18.5mm - 19.4mm = 12
[12 (0.00% / 0.00%)] [383,261 / 89 (99.98)]
19.5mm - 20.4mm 19.5mm - 20.4mm = 8
[8 (0.00% / 0.00%)] [383,269 / 77 (99.98)]
20.5mm - 21.4mm 20.5mm - 21.4mm = 9
[9 (0.00% / 0.00%)] [383,278 / 69 (99.98)]
21.5mm - 22.4mm 21.5mm - 22.4mm = 6
[6 (0.00% / 0.00%)] [383,284 / 60 (99.99)]
22.5mm - 23.4mm 22.5mm - 23.4mm = 6
[6 (0.00% / 0.00%)] [383,290 / 54 (99.99)]
23.5mm - 24.4mm 23.5mm - 24.4mm = 6
[6 (0.00% / 0.00%)] [383,296 / 48 (99.99)]
24.5mm - 25.4mm 24.5mm - 25.4mm = 2
[2 (0.00% / 0.00%)] [383,298 / 42 (99.99)]
25.5mm - 26.4mm 25.5mm - 26.4mm = 3
[3 (0.00% / 0.00%)] [383,301 / 40 (99.99)]
26.5mm - 27.4mm 26.5mm - 27.4mm = 5
[5 (0.00% / 0.00%)] [383,306 / 37 (99.99)]
27.5mm - 28.4mm 27.5mm - 28.4mm = 9
[9 (0.00% / 0.00%)] [383,315 / 32 (99.99)]
28.5mm - 29.4mm 28.5mm - 29.4mm = 4
[4 (0.00% / 0.00%)] [383,319 / 23 (100.00)]
30.5mm - 31.4mm 30.5mm - 31.4mm = 4
[4 (0.00% / 0.00%)] [383,323 / 19 (100.00)]
31.5mm - 32.4mm 31.5mm - 32.4mm = 2
[2 (0.00% / 0.00%)] [383,325 / 15 (100.00)]
32.5mm - 33.4mm 32.5mm - 33.4mm = 4
[4 (0.00% / 0.00%)] [383,329 / 13 (100.00)]
33.5mm - 34.4mm 33.5mm - 34.4mm = 4
[4 (0.00% / 0.00%)] [383,333 / 9 (100.00)]
34.5mm - 35.4mm 34.5mm - 35.4mm = 2
[2 (0.00% / 0.00%)] [383,335 / 5 (100.00)]
35.5mm - 36.4mm 35.5mm - 36.4mm = 1
[1 (0.00% / 0.00%)] [383,336 / 3 (100.00)]
37.5mm - 38.4mm 37.5mm - 38.4mm = 1
[1 (0.00% / 0.00%)] [383,337 / 2 (100.00)]
53.5mm - 54.4mm 53.5mm - 54.4mm = 1
[1 (0.00% / 0.00%)] [383,338 / 1 (100.00)]

欠測回数 (148 / 0.04%)

風向

静穏 静穏 = 22,283
[22,283 (5.81% / 5.81%)]
北北東 北北東 = 17,431
[17,431 (4.55% / 4.55%)]
北東 北東 = 42,415
[42,415 (11.06% / 11.07%)]
東北東 東北東 = 47,299
[47,299 (12.33% / 12.34%)]
東 = 25,530
[25,530 (6.66% / 6.66%)]
東南東 東南東 = 10,161
[10,161 (2.65% / 2.65%)]
南東 南東 = 4,999
[4,999 (1.30% / 1.30%)]
南南東 南南東 = 3,643
[3,643 (0.95% / 0.95%)]
南 = 5,838
[5,838 (1.52% / 1.52%)]
南南西 南南西 = 15,424
[15,424 (4.02% / 4.02%)]
南西 南西 = 43,039
[43,039 (11.22% / 11.23%)]
西南西 西南西 = 55,160
[55,160 (14.38% / 14.39%)]
西 西 = 35,638
[35,638 (9.29% / 9.30%)]
西北西 西北西 = 19,657
[19,657 (5.13% / 5.13%)]
北西 北西 = 11,817
[11,817 (3.08% / 3.08%)]
北北西 北北西 = 9,038
[9,038 (2.36% / 2.36%)]
北 = 13,841
[13,841 (3.61% / 3.61%)]

欠測回数 (273 / 0.07%)

風速

0.0m/s - 0.4m/s 0.0m/s - 0.4m/s = 24,006
[24,006 (6.26% / 6.26%)] [24,006 / 383,214 (6.26)]
0.5m/s - 1.4m/s 0.5m/s - 1.4m/s = 137,314
[137,314 (35.81% / 35.83%)] [161,320 / 359,208 (42.10)]
1.5m/s - 2.4m/s 1.5m/s - 2.4m/s = 133,741
[133,741 (34.88% / 34.90%)] [295,061 / 221,894 (77.00)]
2.5m/s - 3.4m/s 2.5m/s - 3.4m/s = 57,163
[57,163 (14.91% / 14.92%)] [352,224 / 88,153 (91.91)]
3.5m/s - 4.4m/s 3.5m/s - 4.4m/s = 21,940
[21,940 (5.72% / 5.73%)] [374,164 / 30,990 (97.64)]
4.5m/s - 5.4m/s 4.5m/s - 5.4m/s = 6,978
[6,978 (1.82% / 1.82%)] [381,142 / 9,050 (99.46)]
5.5m/s - 6.4m/s 5.5m/s - 6.4m/s = 1,640
[1,640 (0.43% / 0.43%)] [382,782 / 2,072 (99.89)]
6.5m/s - 7.4m/s 6.5m/s - 7.4m/s = 356
[356 (0.09% / 0.09%)] [383,138 / 432 (99.98)]
7.5m/s - 8.4m/s 7.5m/s - 8.4m/s = 62
[62 (0.02% / 0.02%)] [383,200 / 76 (100.00)]
8.5m/s - 9.4m/s 8.5m/s - 9.4m/s = 11
[11 (0.00% / 0.00%)] [383,211 / 14 (100.00)]
9.5m/s - 10.4m/s 9.5m/s - 10.4m/s = 1
[1 (0.00% / 0.00%)] [383,212 / 3 (100.00)]
10.5m/s - 11.4m/s 10.5m/s - 11.4m/s = 2
[2 (0.00% / 0.00%)] [383,214 / 2 (100.00)]

欠測回数 (272 / 0.07%)

気温

-18.5℃ - -17.6℃ -18.5℃ - -17.6℃ = 5
[5 (0.00% / 0.00%)] [5 / 383,448 (0.00)]
-17.5℃ - -16.6℃ -17.5℃ - -16.6℃ = 17
[17 (0.00% / 0.00%)] [22 / 383,443 (0.01)]
-16.5℃ - -15.6℃ -16.5℃ - -15.6℃ = 48
[48 (0.01% / 0.01%)] [70 / 383,426 (0.02)]
-15.5℃ - -14.6℃ -15.5℃ - -14.6℃ = 88
[88 (0.02% / 0.02%)] [158 / 383,378 (0.04)]
-14.5℃ - -13.6℃ -14.5℃ - -13.6℃ = 179
[179 (0.05% / 0.05%)] [337 / 383,290 (0.09)]
-13.5℃ - -12.6℃ -13.5℃ - -12.6℃ = 315
[315 (0.08% / 0.08%)] [652 / 383,111 (0.17)]
-12.5℃ - -11.6℃ -12.5℃ - -11.6℃ = 607
[607 (0.16% / 0.16%)] [1,259 / 382,796 (0.33)]
-11.5℃ - -10.6℃ -11.5℃ - -10.6℃ = 961
[961 (0.25% / 0.25%)] [2,220 / 382,189 (0.58)]
-10.5℃ - -9.6℃ -10.5℃ - -9.6℃ = 1,664
[1,664 (0.43% / 0.43%)] [3,884 / 381,228 (1.01)]
-9.5℃ - -8.6℃ -9.5℃ - -8.6℃ = 2,766
[2,766 (0.72% / 0.72%)] [6,650 / 379,564 (1.73)]
-8.5℃ - -7.6℃ -8.5℃ - -7.6℃ = 4,061
[4,061 (1.06% / 1.06%)] [10,711 / 376,798 (2.79)]
-7.5℃ - -6.6℃ -7.5℃ - -6.6℃ = 5,298
[5,298 (1.38% / 1.38%)] [16,009 / 372,737 (4.18)]
-6.5℃ - -5.6℃ -6.5℃ - -5.6℃ = 6,759
[6,759 (1.76% / 1.76%)] [22,768 / 367,439 (5.94)]
-5.5℃ - -4.6℃ -5.5℃ - -4.6℃ = 7,793
[7,793 (2.03% / 2.03%)] [30,561 / 360,680 (7.97)]
-4.5℃ - -3.6℃ -4.5℃ - -3.6℃ = 9,100
[9,100 (2.37% / 2.37%)] [39,661 / 352,887 (10.34)]
-3.5℃ - -2.6℃ -3.5℃ - -2.6℃ = 10,329
[10,329 (2.69% / 2.69%)] [49,990 / 343,787 (13.04)]
-2.5℃ - -1.6℃ -2.5℃ - -1.6℃ = 12,581
[12,581 (3.28% / 3.28%)] [62,571 / 333,458 (16.32)]
-1.5℃ - -0.6℃ -1.5℃ - -0.6℃ = 13,177
[13,177 (3.44% / 3.44%)] [75,748 / 320,877 (19.75)]
-0.5℃ - 0.4℃ -0.5℃ - 0.4℃ = 25,069
[25,069 (6.54% / 6.54%)] [100,817 / 307,700 (26.29)]
0.5℃ - 1.4℃ 0.5℃ - 1.4℃ = 11,902
[11,902 (3.10% / 3.10%)] [112,719 / 282,631 (29.40)]
1.5℃ - 2.4℃ 1.5℃ - 2.4℃ = 10,586
[10,586 (2.76% / 2.76%)] [123,305 / 270,729 (32.16)]
2.5℃ - 3.4℃ 2.5℃ - 3.4℃ = 10,692
[10,692 (2.79% / 2.79%)] [133,997 / 260,143 (34.95)]
3.5℃ - 4.4℃ 3.5℃ - 4.4℃ = 10,556
[10,556 (2.75% / 2.75%)] [144,553 / 249,451 (37.70)]
4.5℃ - 5.4℃ 4.5℃ - 5.4℃ = 10,683
[10,683 (2.79% / 2.79%)] [155,236 / 238,895 (40.48)]
5.5℃ - 6.4℃ 5.5℃ - 6.4℃ = 10,380
[10,380 (2.71% / 2.71%)] [165,616 / 228,212 (43.19)]
6.5℃ - 7.4℃ 6.5℃ - 7.4℃ = 10,932
[10,932 (2.85% / 2.85%)] [176,548 / 217,832 (46.04)]
7.5℃ - 8.4℃ 7.5℃ - 8.4℃ = 10,791
[10,791 (2.81% / 2.81%)] [187,339 / 206,900 (48.86)]
8.5℃ - 9.4℃ 8.5℃ - 9.4℃ = 11,604
[11,604 (3.03% / 3.03%)] [198,943 / 196,109 (51.88)]
9.5℃ - 10.4℃ 9.5℃ - 10.4℃ = 11,543
[11,543 (3.01% / 3.01%)] [210,486 / 184,505 (54.89)]
10.5℃ - 11.4℃ 10.5℃ - 11.4℃ = 12,359
[12,359 (3.22% / 3.22%)] [222,845 / 172,962 (58.12)]
11.5℃ - 12.4℃ 11.5℃ - 12.4℃ = 12,327
[12,327 (3.21% / 3.21%)] [235,172 / 160,603 (61.33)]
12.5℃ - 13.4℃ 12.5℃ - 13.4℃ = 12,878
[12,878 (3.36% / 3.36%)] [248,050 / 148,276 (64.69)]
13.5℃ - 14.4℃ 13.5℃ - 14.4℃ = 13,048
[13,048 (3.40% / 3.40%)] [261,098 / 135,398 (68.09)]
14.5℃ - 15.4℃ 14.5℃ - 15.4℃ = 14,211
[14,211 (3.71% / 3.71%)] [275,309 / 122,350 (71.80)]
15.5℃ - 16.4℃ 15.5℃ - 16.4℃ = 14,297
[14,297 (3.73% / 3.73%)] [289,606 / 108,139 (75.53)]
16.5℃ - 17.4℃ 16.5℃ - 17.4℃ = 14,250
[14,250 (3.72% / 3.72%)] [303,856 / 93,842 (79.24)]
17.5℃ - 18.4℃ 17.5℃ - 18.4℃ = 14,280
[14,280 (3.72% / 3.72%)] [318,136 / 79,592 (82.97)]
18.5℃ - 19.4℃ 18.5℃ - 19.4℃ = 14,201
[14,201 (3.70% / 3.70%)] [332,337 / 65,312 (86.67)]
19.5℃ - 20.4℃ 19.5℃ - 20.4℃ = 12,353
[12,353 (3.22% / 3.22%)] [344,690 / 51,111 (89.89)]
20.5℃ - 21.4℃ 20.5℃ - 21.4℃ = 10,252
[10,252 (2.67% / 2.67%)] [354,942 / 38,758 (92.57)]
21.5℃ - 22.4℃ 21.5℃ - 22.4℃ = 7,259
[7,259 (1.89% / 1.89%)] [362,201 / 28,506 (94.46)]
22.5℃ - 23.4℃ 22.5℃ - 23.4℃ = 5,606
[5,606 (1.46% / 1.46%)] [367,807 / 21,247 (95.92)]
23.5℃ - 24.4℃ 23.5℃ - 24.4℃ = 4,627
[4,627 (1.21% / 1.21%)] [372,434 / 15,641 (97.13)]
24.5℃ - 25.4℃ 24.5℃ - 25.4℃ = 3,662
[3,662 (0.95% / 0.96%)] [376,096 / 11,014 (98.08)]
25.5℃ - 26.4℃ 25.5℃ - 26.4℃ = 2,678
[2,678 (0.70% / 0.70%)] [378,774 / 7,352 (98.78)]
26.5℃ - 27.4℃ 26.5℃ - 27.4℃ = 2,075
[2,075 (0.54% / 0.54%)] [380,849 / 4,674 (99.32)]
27.5℃ - 28.4℃ 27.5℃ - 28.4℃ = 1,353
[1,353 (0.35% / 0.35%)] [382,202 / 2,599 (99.68)]
28.5℃ - 29.4℃ 28.5℃ - 29.4℃ = 778
[778 (0.20% / 0.20%)] [382,980 / 1,246 (99.88)]
29.5℃ - 30.4℃ 29.5℃ - 30.4℃ = 334
[334 (0.09% / 0.09%)] [383,314 / 468 (99.97)]
30.5℃ - 31.4℃ 30.5℃ - 31.4℃ = 114
[114 (0.03% / 0.03%)] [383,428 / 134 (99.99)]
31.5℃ - 32.4℃ 31.5℃ - 32.4℃ = 18
[18 (0.00% / 0.00%)] [383,446 / 20 (100.00)]
32.5℃ - 33.4℃ 32.5℃ - 33.4℃ = 2
[2 (0.00% / 0.00%)] [383,448 / 2 (100.00)]

欠測回数 (38 / 0.01%)

日照時間

0.0h 0.0h = 261,944
[261,944 (68.31% / 68.53%)] [261,944 / 382,237 (68.53)]
0.1h 0.1h = 8,993
[8,993 (2.35% / 2.35%)] [270,937 / 120,293 (70.88)]
0.2h 0.2h = 6,906
[6,906 (1.80% / 1.81%)] [277,843 / 111,300 (72.69)]
0.3h 0.3h = 6,198
[6,198 (1.62% / 1.62%)] [284,041 / 104,394 (74.31)]
0.4h 0.4h = 5,726
[5,726 (1.49% / 1.50%)] [289,767 / 98,196 (75.81)]
0.5h 0.5h = 5,641
[5,641 (1.47% / 1.48%)] [295,408 / 92,470 (77.28)]
0.6h 0.6h = 5,793
[5,793 (1.51% / 1.52%)] [301,201 / 86,829 (78.80)]
0.7h 0.7h = 6,195
[6,195 (1.62% / 1.62%)] [307,396 / 81,036 (80.42)]
0.8h 0.8h = 6,989
[6,989 (1.82% / 1.83%)] [314,385 / 74,841 (82.25)]
0.9h 0.9h = 9,530
[9,530 (2.49% / 2.49%)] [323,915 / 67,852 (84.74)]
1.0h 1.0h = 58,322
[58,322 (15.21% / 15.26%)] [382,237 / 58,322 (100.00)]

欠測回数 (1,249 / 0.33%)

積雪深

0cm 0cm = 31,785
[31,785 (8.29% / 70.79%)] [31,785 / 44,898 (70.79)]
1cm - 5cm 1cm - 5cm = 3,544
[3,544 (0.92% / 7.89%)] [35,329 / 13,113 (78.69)]
6cm - 10cm 6cm - 10cm = 2,424
[2,424 (0.63% / 5.40%)] [37,753 / 9,569 (84.09)]
11cm - 15cm 11cm - 15cm = 2,722
[2,722 (0.71% / 6.06%)] [40,475 / 7,145 (90.15)]
16cm - 20cm 16cm - 20cm = 1,514
[1,514 (0.39% / 3.37%)] [41,989 / 4,423 (93.52)]
21cm - 25cm 21cm - 25cm = 1,291
[1,291 (0.34% / 2.88%)] [43,280 / 2,909 (96.40)]
26cm - 30cm 26cm - 30cm = 598
[598 (0.16% / 1.33%)] [43,878 / 1,618 (97.73)]
31cm - 35cm 31cm - 35cm = 556
[556 (0.14% / 1.24%)] [44,434 / 1,020 (98.97)]
36cm - 40cm 36cm - 40cm = 105
[105 (0.03% / 0.23%)] [44,539 / 464 (99.20)]
41cm - 45cm 41cm - 45cm = 32
[32 (0.01% / 0.07%)] [44,571 / 359 (99.27)]
46cm - 50cm 46cm - 50cm = 46
[46 (0.01% / 0.10%)] [44,617 / 327 (99.37)]
51cm - 55cm 51cm - 55cm = 28
[28 (0.01% / 0.06%)] [44,645 / 281 (99.44)]
56cm - 60cm 56cm - 60cm = 32
[32 (0.01% / 0.07%)] [44,677 / 253 (99.51)]
61cm - 65cm 61cm - 65cm = 52
[52 (0.01% / 0.12%)] [44,729 / 221 (99.62)]
66cm - 70cm 66cm - 70cm = 41
[41 (0.01% / 0.09%)] [44,770 / 169 (99.71)]
71cm - 75cm 71cm - 75cm = 36
[36 (0.01% / 0.08%)] [44,806 / 128 (99.80)]
76cm - 80cm 76cm - 80cm = 26
[26 (0.01% / 0.06%)] [44,832 / 92 (99.85)]
81cm - 85cm 81cm - 85cm = 17
[17 (0.00% / 0.04%)] [44,849 / 66 (99.89)]
86cm - 90cm 86cm - 90cm = 19
[19 (0.00% / 0.04%)] [44,868 / 49 (99.93)]
91cm - 95cm 91cm - 95cm = 20
[20 (0.01% / 0.04%)] [44,888 / 30 (99.98)]
96cm - 100cm 96cm - 100cm = 10
[10 (0.00% / 0.02%)] [44,898 / 10 (100.00)]

欠測回数 (338,588 / 88.29%)