The tour guide was excellent, carefully guiding us through each area, explaining local history and introducing beautiful sights. The service was thoughtful and comprehensive; I will definitely visit again next time I have the opportunity.
Quick to contact, clean car, and polite driver – highly recommended!
Anonymous User
Family
Gero Onsen Weather, Climate and Best Time to Visit
Data source:Meteostat Update date:2025-09
Gero Onsen year round climate
Spring (March–May): 41–59°F on average, mild climate but with relatively high rainfall, especially in April. Common activities: flower viewing, hot spring bathing, hiking. Recommended attire: light jacket, comfortable long pants, rain gear.
Summer (June–August): 68–77°F on average, hot and humid, with relatively high rainfall, peaking in July. Common activities: playing in streams, hot spring bathing, sightseeing in cool mountain resorts. Recommended attire: light and breathable clothing, rain gear, sun hat.
Autumn (September–November): 46–73°F on average, pleasant climate, but with a large temperature difference between morning and evening, moderate rainfall. Common activities: autumn leaves viewing, hot spring bathing, hiking. Recommended attire: light jacket, long-sleeved shirt, comfortable long pants.
Winter (December–February): -33–46°F on average, cold and dry, occasional snowfall. Common activities: skiing, hot spring bathing, snow scenery viewing. Recommended attire: warm clothing, thick jacket, scarf, gloves, hat.
Gero Onsen climatological average
Annual average temperature: approx. 53.6°F / Annual rainfall: approx. 1883 mm / Summer humidity: 70%–80% / Rainiest month: July
Gero Onsen monthly average temperature and precipitation
Month
Air temperature (°F)
Precipitation (mm)
January
30°F
85.6
February
32.7°F
85.1
March
41°F
159.9
April
53.8°F
174.3
May
59.4°F
216.8
June
68.2°F
213.6
July
76.5°F
222.8
August
77.2°F
145.9
September
73°F
218.2
October
57°F
160.6
November
46.9°F
123.2
December
35.2°F
77.8
Gero Onsen weather for the next seven days
4/27
Monday
Heavy rain
53.3°F/37.2°F
4/28
Tuesday
Patchy rain nearby
65°F/37°F
4/29
Wednesday
Patchy rain nearby
58.7°F/44.4°F
4/30
Thursday
Patchy rain nearby
56.3°F/38.2°F
5/1
Friday
Moderate rain
53.7°F/33.3°F
5/2
Saturday
Sunny
69.6°F/31.3°F
5/3
Sunday
Patchy rain nearby
65.8°F/41.9°F
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