Nagano (Japan) weather
Find a forecast
Forecast days
-
Maximum daytime temperature: 9° Celsius; Minimum nighttime temperature: 1° Celsius;
Maximum daytime temperature: 9° Celsius; Minimum nighttime temperature: 1° Celsius; -
Maximum daytime temperature: 9° Celsius; Minimum nighttime temperature: 3° Celsius;
Maximum daytime temperature: 9° Celsius; Minimum nighttime temperature: 3° Celsius; -
Maximum daytime temperature: 6° Celsius; Minimum nighttime temperature: 2° Celsius;
Maximum daytime temperature: 6° Celsius; Minimum nighttime temperature: 2° Celsius;
-
Maximum daytime temperature: 8° Celsius; Minimum nighttime temperature: 2° Celsius;
Maximum daytime temperature: 8° Celsius; Minimum nighttime temperature: 2° Celsius;
-
Maximum daytime temperature: 9° Celsius; Minimum nighttime temperature: 1° Celsius;
Maximum daytime temperature: 9° Celsius; Minimum nighttime temperature: 1° Celsius; -
Maximum daytime temperature: 2° Celsius; Minimum nighttime temperature: -3° Celsius;
Maximum daytime temperature: 2° Celsius; Minimum nighttime temperature: -3° Celsius; -
Maximum daytime temperature: 5° Celsius; Minimum nighttime temperature: 0° Celsius;
Maximum daytime temperature: 5° Celsius; Minimum nighttime temperature: 0° Celsius;
Partly cloudy.
Sunrise:
Sunset:
M UV
No pollution data.
No pollen data.
7 day forecast for Nagano
Today (6 December 2025)
| Time |
23:00
|
|---|---|
| Weather symbols |  |
| Chance of precipitation |
<5%
|
| Temperature |
4°
|
| Feels like temperature (°C) |
3°
|
| Wind direction and speed |
WSW
3
|
| Wind gust (mph) |
5
|
| Visibility |
VG
|
| Humidity |
87%
|
| UV | - |
Monday (7 December 2025)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
 |
|
|
|
 |
|
 |
|
|
 |
|
|
 |
|
 |
|
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
20%
|
30%
|
50%
|
60%
|
50%
|
40%
|
40%
|
50%
|
50%
|
50%
|
40%
|
30%
|
20%
|
| Temperature (°C) |
3°
|
3°
|
3°
|
2°
|
2°
|
2°
|
2°
|
1°
|
2°
|
4°
|
7°
|
8°
|
8°
|
8°
|
8°
|
7°
|
7°
|
7°
|
6°
|
6°
|
6°
|
6°
|
5°
|
5°
|
| Feels like temperature (°C) |
2°
|
2°
|
1°
|
1°
|
0°
|
0°
|
0°
|
0°
|
1°
|
3°
|
6°
|
8°
|
8°
|
8°
|
7°
|
6°
|
6°
|
6°
|
6°
|
5°
|
5°
|
5°
|
4°
|
4°
|
| Wind direction and speed (mph) |
WSW
3
|
SW
3
|
SW
3
|
SW
3
|
SW
3
|
SW
3
|
SSW
3
|
SSW
3
|
SSW
3
|
SSW
3
|
SSW
3
|
SSW
3
|
WSW
2
|
W
2
|
NW
3
|
NW
3
|
NNW
3
|
NNW
3
|
NNW
3
|
NNW
3
|
NNW
3
|
NNW
3
|
NNW
3
|
NNW
3
|
| Wind gust (mph) |
6
|
6
|
8
|
8
|
8
|
8
|
9
|
10
|
10
|
10
|
8
|
8
|
8
|
8
|
9
|
9
|
8
|
8
|
9
|
10
|
10
|
10
|
10
|
10
|
| Visibility (description) |
G
|
G
|
G
|
G
|
G
|
M
|
P
|
M
|
G
|
VG
|
VG
|
VG
|
G
|
G
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
| Humidity |
92%
|
92%
|
94%
|
97%
|
99%
|
101%
|
101%
|
101%
|
94%
|
82%
|
76%
|
69%
|
70%
|
76%
|
83%
|
92%
|
94%
|
96%
|
96%
|
96%
|
96%
|
95%
|
94%
|
93%
|
| UV | - | - | - | - | - | - | - | 1 | 1 | 2 | 3 | 2 | 2 | 1 | 1 | 1 | - | - | - | - | - | - | - | - |
Tuesday (8 December 2025)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
10%
|
10%
|
30%
|
20%
|
40%
|
30%
|
30%
|
20%
|
10%
|
10%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
5°
|
4°
|
4°
|
4°
|
3°
|
3°
|
3°
|
3°
|
3°
|
3°
|
4°
|
4°
|
5°
|
5°
|
6°
|
6°
|
5°
|
4°
|
3°
|
3°
|
2°
|
2°
|
2°
|
2°
|
| Feels like temperature (°C) |
3°
|
3°
|
3°
|
2°
|
2°
|
2°
|
2°
|
2°
|
2°
|
2°
|
3°
|
3°
|
4°
|
4°
|
5°
|
5°
|
5°
|
3°
|
2°
|
1°
|
1°
|
1°
|
1°
|
1°
|
| Wind direction and speed (mph) |
NNW
3
|
NNW
3
|
NNW
3
|
NNW
3
|
NNW
3
|
NNW
3
|
NNW
3
|
NNW
3
|
NW
3
|
NW
3
|
NW
3
|
NNW
3
|
NNW
3
|
NNW
3
|
NNW
3
|
NNW
3
|
NNW
3
|
NNW
3
|
NW
2
|
NW
2
|
WNW
2
|
WNW
3
|
WNW
3
|
WNW
3
|
| Wind gust (mph) |
10
|
10
|
10
|
10
|
9
|
8
|
8
|
7
|
8
|
10
|
11
|
13
|
13
|
13
|
12
|
10
|
6
|
5
|
4
|
4
|
5
|
5
|
5
|
5
|
| Visibility (description) |
M
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
91%
|
88%
|
87%
|
89%
|
88%
|
89%
|
89%
|
89%
|
87%
|
83%
|
75%
|
70%
|
60%
|
57%
|
53%
|
53%
|
58%
|
68%
|
74%
|
77%
|
79%
|
82%
|
82%
|
82%
|
| UV | - | - | - | - | - | - | - | - | 1 | 1 | 2 | 2 | 2 | 2 | 1 | 1 | - | - | - | - | - | - | - | - |
Wednesday (9 December 2025)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
|
|
|
|
|
 |
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
2°
|
2°
|
2°
|
2°
|
2°
|
2°
|
2°
|
2°
|
3°
|
4°
|
5°
|
6°
|
7°
|
8°
|
8°
|
8°
|
7°
|
6°
|
6°
|
5°
|
5°
|
4°
|
4°
|
4°
|
| Feels like temperature (°C) |
1°
|
1°
|
1°
|
1°
|
1°
|
1°
|
1°
|
1°
|
1°
|
3°
|
5°
|
6°
|
6°
|
7°
|
7°
|
8°
|
7°
|
6°
|
5°
|
4°
|
4°
|
3°
|
2°
|
2°
|
| Wind direction and speed (mph) |
WNW
3
|
W
2
|
W
2
|
W
2
|
W
1
|
W
1
|
W
2
|
WSW
2
|
WSW
2
|
SW
1
|
SW
1
|
WSW
1
|
WSW
1
|
W
1
|
NW
1
|
NNW
1
|
N
2
|
N
2
|
NNW
2
|
WNW
2
|
W
2
|
WSW
2
|
WSW
3
|
WSW
3
|
| Wind gust (mph) |
5
|
5
|
5
|
4
|
4
|
5
|
5
|
6
|
6
|
6
|
6
|
6
|
5
|
5
|
6
|
6
|
6
|
5
|
4
|
5
|
5
|
5
|
5
|
6
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
| Humidity |
84%
|
81%
|
81%
|
85%
|
86%
|
87%
|
89%
|
90%
|
85%
|
77%
|
71%
|
71%
|
63%
|
59%
|
57%
|
57%
|
74%
|
84%
|
85%
|
87%
|
88%
|
88%
|
90%
|
90%
|
| UV | - | - | - | - | - | - | - | - | 1 | 2 | 3 | 3 | 3 | 2 | 1 | 1 | - | - | - | - | - | - | - | - |
Thursday (10 December 2025)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
20%
|
40%
|
40%
|
50%
|
50%
|
50%
|
50%
|
50%
|
50%
|
50%
|
60%
|
| Temperature (°C) |
3°
|
3°
|
2°
|
2°
|
2°
|
2°
|
2°
|
2°
|
3°
|
5°
|
7°
|
8°
|
9°
|
9°
|
9°
|
9°
|
8°
|
6°
|
5°
|
5°
|
4°
|
4°
|
4°
|
3°
|
| Feels like temperature (°C) |
2°
|
1°
|
1°
|
1°
|
1°
|
0°
|
0°
|
0°
|
1°
|
4°
|
6°
|
8°
|
8°
|
9°
|
9°
|
8°
|
7°
|
5°
|
4°
|
3°
|
3°
|
2°
|
2°
|
2°
|
| Wind direction and speed (mph) |
WSW
3
|
SW
3
|
SW
3
|
SW
3
|
SW
3
|
SW
3
|
SW
3
|
SW
3
|
SW
3
|
SW
3
|
SW
2
|
SW
2
|
W
2
|
WNW
2
|
NW
2
|
NNW
3
|
NNW
3
|
NNW
4
|
NNW
4
|
NNW
4
|
NNW
4
|
NNW
4
|
NNW
4
|
NNW
4
|
| Wind gust (mph) |
6
|
6
|
6
|
6
|
6
|
7
|
7
|
8
|
8
|
8
|
8
|
7
|
6
|
6
|
9
|
9
|
10
|
11
|
11
|
12
|
12
|
12
|
12
|
12
|
| Visibility (description) |
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
VG
|
G
|
M
|
M
|
M
|
M
|
M
|
P
|
P
|
| Humidity |
91%
|
92%
|
92%
|
93%
|
93%
|
95%
|
94%
|
96%
|
87%
|
78%
|
68%
|
64%
|
59%
|
59%
|
63%
|
70%
|
87%
|
89%
|
92%
|
93%
|
94%
|
92%
|
92%
|
93%
|
| UV | - | - | - | - | - | - | - | - | 1 | 2 | 3 | 3 | 3 | 2 | 1 | 1 | - | - | - | - | - | - | - | - |
Friday (11 December 2025)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
 |
|
|
 |
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
50%
|
50%
|
60%
|
60%
|
70%
|
60%
|
60%
|
50%
|
30%
|
20%
|
10%
|
10%
|
10%
|
10%
|
| Temperature (°C) |
3°
|
3°
|
2°
|
2°
|
2°
|
1°
|
1°
|
1°
|
1°
|
1°
|
1°
|
1°
|
0°
|
-1°
|
| Feels like temperature (°C) |
1°
|
1°
|
1°
|
0°
|
0°
|
0°
|
0°
|
-1°
|
-1°
|
0°
|
-1°
|
-1°
|
-2°
|
-2°
|
| Wind direction and speed (mph) |
NNW
4
|
NNW
4
|
NNW
4
|
NNW
4
|
NNW
4
|
NNW
3
|
NNW
3
|
NNW
3
|
NNW
3
|
NNW
4
|
NNW
4
|
NNW
4
|
NNW
3
|
NW
3
|
| Wind gust (mph) |
12
|
11
|
11
|
12
|
11
|
10
|
10
|
11
|
13
|
14
|
15
|
13
|
8
|
7
|
| Visibility (description) |
M
|
M
|
P
|
M
|
P
|
P
|
P
|
P
|
M
|
M
|
M
|
G
|
M
|
G
|
| Humidity |
91%
|
91%
|
92%
|
92%
|
92%
|
93%
|
93%
|
94%
|
87%
|
84%
|
80%
|
80%
|
89%
|
92%
|
| UV | - | - | - | - | - | - | - | - | 1 | 1 | 2 | 1 | - | - |
Saturday (12 December 2025)
| Time |
00:00
|
03:00
|
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
10%
|
30%
|
30%
|
| Temperature (°C) |
-1°
|
-2°
|
-2°
|
0°
|
4°
|
5°
|
3°
|
2°
|
| Feels like temperature (°C) |
-3°
|
-4°
|
-4°
|
-1°
|
3°
|
4°
|
1°
|
0°
|
| Wind direction and speed (mph) |
NW
3
|
WNW
3
|
SW
3
|
S
3
|
SSE
3
|
SSE
4
|
SSE
4
|
SSE
5
|
| Wind gust (mph) |
6
|
6
|
8
|
10
|
12
|
11
|
12
|
13
|
| Visibility (description) |
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
93%
|
97%
|
97%
|
82%
|
57%
|
57%
|
72%
|
81%
|
| UV | - | - | - | 2 | 2 | 1 | - | - |
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Forecast
Forecast for 11pm (UTC+9) Sunday
Updated 12:03 (UTC) on Sun 7 Dec 2025
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