Spring (March–May): Average 48–64°F, mild climate with gradually increasing rainfall, but overall comfortable. Common activities: Hiking, flower viewing. Recommended clothing: Light jacket, long-sleeved shirt.
Summer (June–August): Average 72–82°F, hot and humid, abundant rainfall, especially in July. Common activities: Summer resort, indoor activities. Recommended clothing: Light and breathable clothing, rain gear.
Autumn (September–November): Average 63–77°F, comfortable climate, decreasing rainfall, gradually decreasing temperature. Common activities: Outdoor excursions, maple viewing (in some areas). Recommended clothing: Light jacket, long-sleeved shirt.
Winter (December–February): Average 41–44°F, cold and dry, less rainfall. Common activities: Hot springs, indoor activities. Recommended clothing: Warm clothing, thick coat.
Unnan climatological average
Annual average temperature: approx. 60.8°F / Annual rainfall: approx. 1696 mm / Summer humidity: 70%–80% / Rainiest month: July
Unnan monthly average temperature and precipitation
Month
Air temperature (°F)
Precipitation (mm)
January
41°F
94.2
February
41.5°F
92.1
March
48.9°F
116.3
April
57.6°F
137.7
May
64.4°F
130.5
June
72.7°F
158.1
July
80.8°F
273.9
August
82.9°F
209.1
September
77°F
154
October
63.5°F
98.6
November
54.7°F
134.2
December
44.4°F
97.5
Unnan weather for the next seven days
5/18
Monday
Sunny
81.4°F/57.5°F
5/19
Tuesday
Sunny
77.9°F/59.7°F
5/20
Wednesday
Moderate rain
65.6°F/61.6°F
5/21
Thursday
Heavy rain
60.6°F/58.3°F
5/22
Friday
Patchy rain nearby
65.5°F/58.3°F
5/23
Saturday
Patchy rain nearby
75°F/57.9°F
5/24
Sunday
Patchy rain nearby
68°F/63.2°F
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