Osaka weather and climate
Osaka weather and climate
Day
24 °C
Night
15 °C
Sea
18 °C
Precipitation
146 mm
in month
Rainy days
10 days
in month
Daylight
14 hours
average
Sunshine
6 hours
average
Humidity
66 %
Day
24 °C
Night
15 °C
Sea
18 °C
Precipitation
146 mm
in month
Rainy days
10 days
in month
Daylight
14 hours
average
Sunshine
6 hours
average
Humidity
66 %
Overview: Osaka
Weather charts for Osaka
We make the most from 40 years of historical weather data to predict the best weather conditions.
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Weather overview for Osaka
Weather overview
In Osaka, Japan, you can experience a temperate climate with distinct seasonal transitions. Daytime temperatures usually range between 9 °C (48 °F) in the coldest month of January to a peak of 33 °C (91 °F) in the warmest month of August. The least amount of rainfall typically occurs in January, with an average of 8 days experiencing precipitation, while July often has the highest number of rainy days, totaling 14 days. Nighttime temperatures vary from a chilly 2 °C (36 °F) in January to a balmy 25 °C (76 °F) in August. The city also offers an interesting variation in wind speeds and sunshine hours throughout the year.
January weather
January in Osaka marks the nadir of daytime temperatures, alongside a noticeable low in nighttime temperatures. Moreover, sun hours are at their annual minimum, while the windy conditions peak in intensity.
February weather
With the onset of February, a subtle increase in Osaka's daytime temperatures can be observed, paired with a gradual rise in both the number of rainy days and the volume of precipitation.
March weather
March sees a continuous climb in daytime temperatures in Osaka while also heralding the start of rising nighttime temperatures. The month also observes an increment in sun hours and the lowest humidity percentages for the year
April weather
April in Osaka is characterized by further warming trends, both in terms of day and nighttime temperatures. Rainy days begin to decrease, while rainfall amounts continue on a similar trajectory to the previous month. Sun hours are also progressively increasing.
May weather
May in Osaka brings a steady rise in temperatures, an indication that the tourist season is about to commence. The amount of rainfall experiences a growth similar to April's, while sunlight hours increase as well.
June weather
June's temperatures continue on an upward trend, marking the onset of Osaka's tourist season. Meanwhile, the city sees its peak rainfall, with the number of rainy days also climbing.
July weather
The month of July in Osaka comes with rising day temperatures, the highest number of rainy days experienced, and a decrease in rainfall amount. Additionally, windy conditions tend to be the gentlest around this time.
August weather
August sees day and night temperatures reaching their zenith in Osaka. The number of rainy days begins to diminish, and there is a noticeable reduction in precipitation. Sunshine hours are at their absolute maximum during this period.
September weather
Come September, there is a marked decrease in both day and night temperatures in Osaka, signalling the close of the tourist season. Concurrently, the number of rainy days and rainfall amounts begin to ascend.
October weather
Osaka's daytime temperatures continue their downward trajectory in October, coupled with a downward shift in nighttime temperatures. The tourist season is in full swing as the rainfall starts to abate.
November weather
November in Osaka is characterized by a decline in daytime temperatures and a parallel decrease in nighttime temperatures. The rate of rainy days continues to drop off, and rainfall follows suit.
December weather
December in Osaka witnesses a decrease in daytime temperatures with nighttime temperatures following a similar pattern. The month has the least rainfall, and the span of daylight is at its shortest.
FAQs
What is the average daytime temperature in Osaka during January?
The average daytime temperature in Osaka during January hovers around 9 °C (48 °F).
What are the typical nighttime temperatures in Osaka during February?
During February in Osaka, one can expect nighttime temperatures to average about 2 °C (36 °F).
How much rain falls in Osaka during March?
Osaka receives an average rainfall of 104 mm (4.11 in) during the month of March.
Is the humidity high in Osaka during April?
No, the humidity in April is relatively moderate in Osaka, averaging around 64 %.
How many days of sunshine can I expect in Osaka in May?
In Osaka, the month of May typically offers approximately 6 hours of sunshine each day.
How many hours of daylight are there in Osaka during June?
June has an average daylight length of approximately 14 hours in Osaka.
Is July the month with the most rainfall in Osaka?
Actually, July is the month with the highest number of rainy days in Osaka, not necessarily the most rainfall.
What is the average sea temperature near Osaka in August?
The sea near Osaka has an average temperature of 27 °C (80 °F) in the month of August.
During September in Osaka, does the wind speed increase or decrease?
In September, the wind speed in Osaka remains fairly stable, averaging around 3.
What is the relative humidity in Osaka in October?
The relative humidity in Osaka during October tends to average around 69 %.
How long are the days in Osaka in November?
Days in Osaka span an average of 10 hours during November.
With December's decreasing temperatures, does Osaka become drier or wetter?
Osaka becomes drier in December, exhibiting the lowest rainfall amounts of the year.