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Nikko Onsen
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Nikko Onsen Weather, Climate and Best Time to Visit
Data source：Meteostat
Update date：2025-10
Nikko Onsen year round climate
- Spring (March–May): Average 8–18°C. The weather gradually warms, dry and comfortable. Low rainfall and ample sunshine, making it a great time for outdoor activities. Common activities: outdoor strolls, enjoying hot springs, experiencing the mild spring climate. Suggested attire: light jacket, long-sleeved shirt, shirt.
- Summer (June–August): Average 22–30°C. Hot and dry, with strong sunlight. Rainfall is relatively higher in June, but overall, summer remains dry. Common activities: enjoying hot springs (cooler pools can be chosen), indoor activities, outdoor strolls with sun protection. Suggested attire: light and breathable clothing, short-sleeved shirts, shorts, sun hat, sunglasses.
- Autumn (September–November): Average 14–27°C. September remains hot, but temperatures drop sharply from October, becoming cool and pleasant. Dry with little rain, it's a comfortable season for enjoying autumn scenery. Common activities: enjoying hot springs, outdoor hiking, admiring autumn scenery. Suggested attire: light clothing in September; after October, prepare long-sleeved shirts, light jackets, sweaters.
- Winter (December–February): Average 6–8°C. Cold but rarely below freezing, extremely dry, with very little rainfall. It is the best season for hot springs. Common activities: relaxing in hot springs, indoor leisure activities, tasting local delicacies. Suggested attire: thick jackets, sweaters, scarves, gloves, and other warm clothing.
Nikko Onsen climatological average
Annual average temperature: approx. 17.3°C / Annual rainfall: approx. 71 mm / Summer humidity: 55-75% / Rainiest month: June
Nikko Onsen monthly average temperature and precipitation
Month
Air temperature (°C)
Precipitation (mm)
January
6.3°C
1.5
February
7.7°C
4.6
March
8.6°C
5.7
April
16.3°C
6
May
17.9°C
9.2
June
22.3°C
14.1
July
28°C
9.2
August
29.6°C
6.8
September
27.4°C
2.1
October
21.1°C
6.8
November
14.4°C
4.9
December
8.2°C
0.1
Nikko Onsen weather for the next seven days
4/16
Thursday
Patchy rain nearby
19.9°C/12.8°C
4/17
Friday
Overcast
22.3°C/11.4°C
4/18
Saturday
Partly Cloudy
22.3°C/13.4°C
4/19
Sunday
Sunny
26°C/14.3°C
4/20
Monday
Sunny
23.8°C/15.9°C
4/21
Tuesday
Patchy rain nearby
18.6°C/15.6°C
4/22
Wednesday
Partly Cloudy
21.4°C/12.7°C
