Osaka Prefecture Weather by Month — Temperature & Rainfall Guide

Osaka Prefecture is a region in Japan. Many people wonder what the weather conditions are in Osaka Prefecture over the year. What is the best time to visit Osaka Prefecture?

This page shows the average weather conditions by month in Osaka Prefecture over the year in: January, February, March, April, May, June, July, August, September, October, November, December.

In January the weather in Osaka Prefecture is generally poor. January is a winter month. In Osaka you can expect cold maximum average daytime temperatures around 10°C (50°F) and nighttime temperatures around 2°C (36°F). On average, this month is the coldest month of the year in Osaka Prefecture.

Find more detailed climate information for Osaka Prefecture in January here.

In February the weather in Osaka Prefecture is generally unpleasant. February is a winter month. In Osaka you can expect cold maximum average daytime temperatures around 11°C (52°F) and nighttime temperatures around 2°C (36°F).

Find more detailed climate information for Osaka Prefecture in February here.

In March the weather in Osaka Prefecture is generally unpleasant. In Osaka you can expect mild maximum average daytime temperatures around 15°C (59°F) and nighttime temperatures around 5°C (41°F).

Find more detailed climate information for Osaka Prefecture in March here.

In April the weather in Osaka Prefecture is generally pleasant. In Osaka you can expect pleasant maximum average daytime temperatures around 20°C (68°F) and nighttime temperatures around 10°C (50°F).

Find more detailed climate information for Osaka Prefecture in April here.

In May the weather in Osaka Prefecture is generally pleasant. The average maximum daytime temperatures are high and range from 23°C (73°F) in Misaki to 25°C (77°F) in Moriguchi.

Find more detailed climate information for Osaka Prefecture in May here.

In June the weather in Osaka Prefecture is generally unpleasant. The average maximum daytime temperatures are high and range from 25°C (77°F) in Misaki to 28°C (82°F) in Moriguchi.

Find more detailed climate information for Osaka Prefecture in June here.

In July the weather in Osaka Prefecture ranges from unpleasant in Osaka to tolerable in Higashi-osaka. July is a summer month. The temperatures range from high in Misaki with 29°C (84°F) to very high in Moriguchi with 32°C (90°F). These night and day temperatures are an average and some days may be even warmer. So be prepared and bring light clothes.

Find more detailed climate information for Osaka Prefecture in July here.

In August the weather in Osaka Prefecture is generally unpleasant. August is a summer month. The average maximum daytime temperatures are very high and range from 31°C (88°F) in Misaki to 34°C (93°F) in Moriguchi. On average, this month is one of the warmest months of the year in Osaka Prefecture. So be prepared and make sure to dress lightly.

Find more detailed climate information for Osaka Prefecture in August here.

In September the weather in Osaka Prefecture ranges from unpleasant in Toyonaka to tolerable in Osaka. September is a summer month. The temperatures range from high in Misaki with 28°C (82°F) to very high in Moriguchi with 30°C (86°F). These night and day temperatures are an average and some days may be even warmer. So be prepared and bring light clothes.

Find more detailed climate information for Osaka Prefecture in September here.

In October the weather in Osaka Prefecture is generally pleasant. In Osaka you can expect warm maximum average daytime temperatures around 24°C (75°F) and nighttime temperatures around 15°C (59°F).

Find more detailed climate information for Osaka Prefecture in October here.

In November the weather in Osaka Prefecture is generally pleasant. In Osaka you can expect pleasant maximum average daytime temperatures around 18°C (64°F) and nighttime temperatures around 9°C (48°F).

Find more detailed climate information for Osaka Prefecture in November here.

In December the weather in Osaka Prefecture is generally unpleasant. December is a winter month. In Osaka you can expect mild maximum average daytime temperatures around 13°C (55°F) and nighttime temperatures around 4°C (39°F).

Find more detailed climate information for Osaka Prefecture in December here.