Spring (March–May): 5.9–15.5°C on average, mild climate but with significant temperature variations, occasional rainfall. March has heavier rainfall, warming gradually from April. Common activities: Spring outings, flower viewing. Recommended clothing: Jacket, long-sleeved shirts; bring rain gear.
Summer (June–August): 19.6–25.2°C on average, hot and rainy, with July being the peak of the rainy season. High humidity, muggy and humid. Common activities: Summer resort, playing in streams. Recommended clothing: Light and breathable clothing, rain gear.
Autumn (September–November): 9.6–21.9°C on average, comfortable and pleasant climate, rainfall gradually decreasing. September is still relatively humid, turning cooler after October. Common activities: Viewing autumn leaves, hiking. Recommended clothing: Light jacket, long-sleeved shirts.
Winter (December–February): 1.5–3.5°C on average, cold and dry, low probability of snowfall. Low temperatures, pay attention to keeping warm. Common activities: Hot spring bathing, viewing snow scenery (occasional). Recommended clothing: Thick coat, sweater, warm clothing.
Tono climatological average
Annual average temperature: approx. 12.7°C / Annual rainfall: approx. 1440 mm / Summer humidity: 70%–80% / Rainiest month: July
Tono monthly average temperature and precipitation
Month
Air temperature (°C)
Precipitation (mm)
January
1.5°C
78.6
February
2.2°C
34.8
March
5.9°C
148.1
April
11.9°C
112.9
May
15.5°C
101.7
June
19.6°C
131.7
July
24.4°C
228.2
August
25.2°C
214.9
September
21.9°C
170.1
October
15.2°C
105.2
November
9.6°C
71.6
December
3.5°C
42.2
Tono weather for the next seven days
12/16
Tuesday
Patchy rain nearby
5.1°C/-1.7°C
12/17
Wednesday
Light freezing rain
1.9°C/-2.1°C
12/18
Thursday
Sunny
3.5°C/-2.6°C
12/19
Friday
Sunny
9.7°C/-1.4°C
12/20
Saturday
Sunny
12.1°C/3.4°C
12/21
Sunday
Partly Cloudy
12°C/6.4°C
12/22
Monday
Heavy rain
13.7°C/10.7°C
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