Osaka weather in September (Osaka Prefecture, Japan)

This month is known as a warm month. The average maximum daytime temperature in Osaka in September lies at 29.3°C (84.74°F). The average minimum temperature is 21.7°C (71.06°F) (usually the minimum temperature is noted at night).

The amount of rain during this month is high with an average of 160mm (6.3 inchec). There are generally around 10 rainy days. The sun will occasionally show itself with 156 hours of sunshine during the entire month.

So what to wear in September? Visitors traveling to Osaka should plan on bringing a totally waterproof coat since it will often be raining. However, also bring your summer cloths because it can be very warm or even hot.

No idea where to travel to this year? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.

For other monthly average weather and what to do in September look at the numbers below.


Monthly Averages in September

Show in Fahrenheit

Min Temperature 21 °C
Max Temperature 29 °C
Chance of Rain 34%
Precipitation 160mm
Rainy Days 10
Sunshine Hours 156

Where to stay in Osaka

Where to go in Japan in September

Find out more about the weather in Japan in September and which places have the best weather conditions in this month.

Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20-29ºC / 68-84ºF and not too much precipitation (less than 90mm / 3.5inch a month).

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do in September.

Outdoor sports

Weather Forecasts for Osaka (Osaka Prefecture)

Tue   Feb 07
13°C | 6°C
NE 11 km/h
0.3 mm
overcast and no rain

overcast and no rain

Wed   Feb 08
12°C | 5°C
N 22 km/h
0.6 mm
half cloudy and showers

half cloudy and showers

Thu   Feb 09
9°C | 2°C
N 22 km/h
half cloudy and no rain

half cloudy and no rain

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in Osaka.

Our site offers climate and forecast data for almost all countries in the world. Are you going to Japan? On this website you can find historical weather averages for many cities in Japan. Not sure yet where to go? We now have a tool which suggests which destination suits your ideal climate conditions. Find out where to go with our weather planner.