March weather forecast
Osaka, Japan

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The Osaka Castle, in Osaka, Japan
The Osaka Castle, in Osaka, Japan

Weather in March

Moving into March, a notable shift in climate is felt with temperatures warming up to 13.7°C (56.7°F). Longer days are enjoyed with 2.1 additional hours of sunlight, but despite the increased sunshine, rainy days are significantly more frequent. Warmer days and moist air combine to create a more amicable environment for residents. The competition between the warm weather and the occasional drizzle sets the general atmosphere for March. Snowfall makes its exit for the year, leaving only a wet Osaka behind.

Temperature

As Osaka, Japan, welcomes March, the average high-temperature sees a modest rise, transitioning from a fresh 10.2°C (50.4°F) in February to a mild 13.7°C (56.7°F). March generally records an average low-temperature of 5.6°C (42.1°F).

Humidity

March and April, with an average relative humidity of 59%, are the least humid months.

Rainfall

In Osaka, during March, the rain falls for 9.9 days and regularly aggregates up to 104mm (4.09") of precipitation. In Osaka, during the entire year, the rain falls for 98.1 days and collects up to 1279mm (50.35") of precipitation.

Snowfall

March through December are months without snowfall in Osaka.

Sea temperature

February and March, with an average sea temperature of 13.9°C (57°F), are months with the coldest seawater.
Note: It is life-risking to swim in 13.9°C (57°F). Briefly staying in 13°C (55.4°F) waters feels unsettling, and temperatures below 10°C (50°F) might result in cold shock and loss of breath control, hinging on personal endurance.

Daylight

In March, the average length of the day in Osaka is 11h and 58min.
On the first day of March, sunrise is at 06:26 and sunset at 17:53. On the last day of the month, sunrise is at 05:45 and sunset at 18:18 JST.

Sunshine

In March, the average sunshine in Osaka is 5.1h.

UV index

The average daily maximum UV index in March is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: The maximum daily UV index of 6 in March interprets into the following recommendations:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. Avoid direct Sun exposure and seek shade from 10 a.m. to 4 p.m., the period of highest UV radiation. Remember, however, that not all shade structures offer full protection. Opt for tightly woven and loose clothing to enhance protection from the Sun. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
Updated: Jan 31, 2024 | Published by: Weather Atlas | About Us

Frequently asked questions

What is the temperature in March in Osaka?

In March, in Osaka, the average high-temperature is 13.7°C (56.7°F), and the average low-temperature is 5.6°C (42.1°F).

What is the least humid month in Osaka?

March and April, with an average relative humidity of 59%, are the least humid months in Osaka, Japan.

What is the average humidity in March in Osaka?

In March, the average relative humidity is 59%.

How much does it rain in Osaka in March?

In March, the rain falls for 9.9 days. Throughout March, 104mm (4.09") of precipitation is accumulated.

When it does not snow in Osaka?

March through December are months without snowfall.

Does it snow in Osaka in March?

In March, in Osaka, Japan, it doesn't snow. February is the latest month when it typically snows.

When is the sea coldest in Osaka?

February and March, with an average sea temperature of 13.9°C (57°F), are months with the coldest seawater.

How cold is the water in March in Osaka?

In Osaka, Japan, in March, the average water temperature is 13.9°C (57°F). Swimming in 13.9°C (57°F) is considered life-threatening. Even a few minutes in 13°C (55.4°F) water is uncomfortable, and swimming below 10°C (50°F) may cause total loss of breathing control and cold shock, depending on a person's physique.

How many hours of daylight does Osaka have in March?

The average day length in March in Osaka, Japan, is 11h and 58min.

When are sunrise and sunset in March in Osaka?

In March, on the first day of the month, sunrise is at 06:26 and sunset at 17:53. On the last day of the month, sunrise is at 05:45 and sunset at 18:18 JST.

How long on average sun shines in March in Osaka?

In Osaka, Japan, the average sunshine duration in March is 5.1h.

How high is the UV index in March in Osaka?

In March, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high health risk from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average UV index

Average temperature in March
Osaka, Japan

Average temperature in March - Osaka, Japan
  • Average high temperature in March: 13.7°C

The warmest month (with the highest average high temperature) is August (33.4°C).
The month with the lowest average high temperature is January (9.5°C).

  • Average low temperature in March: 5.6°C

The month with the highest average low temperature is August (25.4°C).
The coldest month (with the lowest average low temperature) is January (2.8°C).

Average humidity in March
Osaka, Japan

Average humidity in March - Osaka, Japan
  • Average humidity in March: 59%

The month with the highest relative humidity is July (70%).
The months with the lowest relative humidity are March and April (59%).

Average rainfall in March
Osaka, Japan

Average rainfall in March - Osaka, Japan
  • Average rainfall in March: 104.2mm

The wettest month (with the highest rainfall) is June (184.5mm).
The driest month (with the least rainfall) is December (43.8mm).

Average rainfall days in March
Osaka, Japan

Average rainfall days in March - Osaka, Japan
  • Average rainfall days in March: 9.9 days

The month with the highest number of rainy days is June (11.2 days).
The month with the least rainy days is December (5.5 days).

Average snowfall in March
Osaka, Japan

Average snowfall in March - Osaka, Japan
  • Average snowfall in March: 0mm

The months with the highest snowfall are January and February (10mm).
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0mm).

Average snowfall days in March
Osaka, Japan

Average snowfall days in March - Osaka, Japan
  • Average snowfall days in March: 2.3 days

The month with the highest number of snowfall days is February (6.3 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

Average sea temperature in March
Osaka, Japan

Average sea temperature in March - Osaka, Japan
  • Average sea temperature in March: 13.9°C

The best month for swimming (with the highest average sea temperature) is August (27.7°C).
The coldest months (with the lowest average sea temperature) are February and March (13.9°C).

Average daylight in March /
Average sunshine in March
Osaka, Japan

Average daylight in March / Average sunshine in March - Osaka, Japan
  • Average daylight in March: 12h and 0min

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in March: 5h and 1min

The month with the most sunshine is August (Average sunshine: 7h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).

Average UV index in March
Osaka, Japan

Average UV index in March - Osaka, Japan
  • Average UV index in March: 6

The month with the highest UV index is July (UV index 11).
The month with the lowest UV index is December (UV index 2).

Osaka, Japan

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