Koga weather
At 9:00 AM local time it was clear and 18°C (64°F). Mostly light, on-and-off rain; heavier around 3 AM, 4 AM, 5 AM (13.4 mm total). Best months for weather: May, Oct–Nov. Below: today's sky, the hour-by-hour rain chance and the 16-day forecast for Koga, Fukuoka, Japan.
Current conditions
- Clouds
- 12%
- Chance of rain
- 0%
- Rain
- 0.0 mm/h
Hourly Forecast
Mostly light, on-and-off rain; heavier around 3 AM, 4 AM, 5 AM (13.4 mm total)
Daily Forecast
Best Time to Visit
Peak season May, Oct–NovOff season Jun–Jul, Dec–Feb
About Koga weather
Is it raining in Koga right now?
No. It’s clear and 18° right now. Mostly light, on-and-off rain; heavier around 3 AM, 4 AM, 5 AM (13.4 mm total).
What’s the weather like in Koga this week?
Over the next 7 days, expect highs of 16–23° and lows of 9–19°. Rain is likely on 4 of 7 days (Monday, Wednesday, Thursday, Friday). The driest day looks like Sunday.
Has it been raining in Koga lately?
In the past 7 days, Koga had 4 rainy days and 113.1 mm of rain in total.
What should I pack for Koga?
For the coming week, bring an umbrella or rain jacket and a warm layer for the evenings.
Koga weather by month
When is the best time to visit Koga?
Based on weather alone, the best time to visit Koga is May, Oct–Nov, according to NASA's 2001–2025 climate averages. Jun–Jul, Dec–Feb tends to be the least pleasant. Average highs run from 8°C (46°F) in January to 30°C (87°F) in August.
What is the rainiest month in Koga?
July is the wettest month, with about 357 mm (14.1 in) of rain on average. January is the driest, with about 70 mm (2.8 in).
What is the hottest month in Koga?
August is the warmest, with average highs of 30°C (87°F) and lows of 22°C (72°F). January is the coolest, with highs of 8°C (46°F) and lows of 0°C (32°F).
Sources: 2001–2025 monthly averages from NASA POWER (MERRA-2 reanalysis), forecast and current conditions from Open-Meteo. Page updated . How we rate months