Otaru weather
At 3:45 AM local time it was partly cloudy and 4°C (40°F). Light rain for 4 of the next 24 hours (under 1 mm/h, 1.0 mm total) — cloudy, but fine to be out. Best months for weather: May–Sep. Below: today's sky, the hour-by-hour rain chance and the 16-day forecast for Otaru, Hokkaido, Japan.
Current conditions
- Clouds
- 62%
- Chance of rain
- 71%
- Rain
- 0.0 mm/h
Hourly Forecast
Light rain for 4 of the next 24 hours (under 1 mm/h, 1.0 mm total) — cloudy, but fine to be out
Daily Forecast
Best Time to Visit
Peak season May–SepOff season Nov–Mar
About Otaru weather
Is it raining in Otaru right now?
No. It’s partly cloudy and 4° right now. Light rain for 4 of the next 24 hours (under 1 mm/h, 1.0 mm total) — cloudy, but fine to be out.
What’s the weather like in Otaru this week?
Over the next 7 days, expect highs of 4–15° and lows of -1–4°. Rain is likely on 6 of 7 days (Sunday, Monday, Tuesday, Wednesday, Friday, Saturday). The driest day looks like Thursday.
Has it been raining in Otaru lately?
In the past 7 days, Otaru had 4 rainy days and 24.0 mm of rain in total.
What should I pack for Otaru?
For the coming week, bring an umbrella or rain jacket and a warm winter coat.
Otaru weather by month
When is the best time to visit Otaru?
Based on weather alone, the best time to visit Otaru is May–Sep, according to NASA's 2001–2025 climate averages. Nov–Mar tends to be the least pleasant. Average highs run from -4°C (25°F) in January to 24°C (75°F) in August.
What is the rainiest month in Otaru?
August is the wettest month, with about 160 mm (6.3 in) of rain on average. April is the driest, with about 62 mm (2.4 in).
What is the hottest month in Otaru?
August is the warmest, with average highs of 24°C (75°F) and lows of 16°C (61°F). January is the coolest, with highs of -4°C (25°F) and lows of -10°C (14°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