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Koga

Travel Info

Featured activity reviews in Koga

Best time to visit Koga

Data source:Meteostat
Update date:2025-09

Weather in Koga throughout the year

  • Spring (March–May): Average 47–63°F, mild climate but with relatively high rainfall, especially in April. Common activities: enjoying nature, flower viewing. Recommended clothing: light jacket, long-sleeved shirt, and umbrella.
  • Summer (June–August): Average 72–82°F, hot and humid with frequent rainfall, especially in July and August. Common activities: visiting summer resorts, playing in streams. Recommended clothing: breathable short-sleeved clothing, shorts, sandals, and umbrella.
  • Autumn (September–November): Average 63–77°F, pleasant and comfortable climate with gradually decreasing rainfall. Common activities: hiking, outings. Recommended clothing: long-sleeved shirt, light jacket.
  • Winter (December–February): Average 38–42°F, cold and dry with low rainfall. Common activities: hot springs, enjoying winter scenery. Recommended clothing: warm coat, sweater, scarf, hat.

Weather in Koga

Annual average temperature: approx. 60.1°F / Annual rainfall: approx. 1652 mm / Summer humidity: 70%–80% / Rainiest month: August

Koga weather by month

Month
Air temperature (°F)
Precipitation (mm)
January
38.5°F
29.7
February
40.3°F
46.9
March
47.8°F
135.2
April
58.6°F
136.8
May
63.7°F
171.5
June
72.1°F
268.1
July
81.3°F
156.1
August
82.8°F
336.7
September
77.7°F
162.6
October
63.1°F
106.1
November
53.4°F
84.8
December
42.4°F
18

7-day weather forecast for Koga

10/28
Wednesday
Sunny
61°F/48.6°F
10/29
Thursday
Sunny
62.8°F/43.1°F
10/30
Friday
Overcast
65.5°F/57°F
10/31
Saturday
Sunny
68.7°F/55.3°F
11/1
Sunday
Sunny
65°F/49.1°F
11/2
Monday
Light rain
60.5°F/52.4°F
11/3
Tuesday
Partly Cloudy
63.9°F/52.5°F