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Climate Lab — Ōyama, Japan

Climate Lab·

Monthly climate metrics across temperature, precipitation, wind, and UV.

MetricJanFebMarAprMayJunJulAugSepOctNovDecYear
Temperature
Daily high°C
14
16
17
19
21
25
28
29
28
25
21
16
21
Daily mean°C
10
11
14
17
20
23
26
28
26
21
18
13
19
Daily low°C
6
8
10
13
17
21
25
26
24
18
14
8
16
Thermal comfort
High feels°C
11
14
19
23
26
31
35
36
33
28
23
14
24
Mean feels°C
-1
3
8
14
20
25
30
32
27
19
13
2
16
Low feels°C
-14
-12
-4
4
13
18
25
26
21
10
1
-12
6
Humidity
Humidity%
62
61
68
68
78
84
88
83
80
70
67
64
73
Dewpoint°C
2.5
3.4
7.0
10.8
15.9
19.6
23.8
25.0
22.7
15.7
11.5
5.0
13.6
Precipitation
Rainfallmm
50
90
252
179
228
329
338
315
202
121
86
41
2228
Rain days≥1mm
7
8
14
11
14
13
17
21
18
12
10
7
152
Wind
Wind avgm/s
9.2
7.6
7.4
6.9
5.4
5.1
5.0
5.2
5.8
6.3
6.5
10.1
6.7
Wind gustsm/s
14.6
13.8
13.8
12.4
10.2
11.3
10.7
10.7
11.5
12.4
12.7
14.1
12.3
Sun & UV
Sunshinehrs/day
8.0
8.6
9.1
10.3
10.0
9.1
10.1
10.1
8.9
7.8
7.8
8.2
9.0
Clear skyindex
55%
60%
53%
46%
41%
34%
42%
54%
48%
47%
55%
71%
50%
UV indexmax avg
2.4
3.3
4.4
6.0
6.8
6.7
7.7
8.0
6.3
4.3
2.9
2.4
5.1
Based on 2014–2024 hourly climate data · Updated Mar 2025
Confidence: High

How winter feel compares

Compared across Japan

Ōyama: -8.7 °C. Typical range in Japan: -9.4–-4.3 °C. Low anchor: Hakodate, -19.9 °C. High anchor: Naha, 8.1 °C.

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