Climate and monthly weather forecast
Johana, Japan

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Weather in January

January, like December, in Johana, Japan, is another cold winter month, with an average temperature varying between 3°C (37.4°F) and -2.5°C (27.5°F). With average high and low temperatures of 3°C (37.4°F) and -2.5°C (27.5°F) respectively, January is Johana's coldest month. Weather in January »

Weather in February

February, the last month of the winter in Johana, is another cold month, with an average temperature ranging between max 3.9°C (39°F) and min -2.3°C (27.9°F). The high-temperature average in February for Johana is a still wintry 3.9°C (39°F), staying closely aligned with January's conditions. Weather in February »

Weather in March

The first month of the spring, March, is a chilly month in Johana, Japan, with an average temperature ranging between max 8.3°C (46.9°F) and min 0.9°C (33.6°F). March's onset witnesses a minor shift in the average high-temperature, moving from a wintry 3.9°C (39°F) in February to a frosty 8.3°C (46.9°F). Weather in March »

Weather in April

April in Johana, Japan, is a mild spring month, with an average temperature varying between 5.6°C (42.1°F) and 13.8°C (56.8°F). April's arrival sees a rise in the average high-temperature, jumping from March's chilly 8.3°C (46.9°F) to a refreshing 13.8°C (56.8°F). Weather in April »

Weather in May

The last month of the spring, May, is an agreeable month in Johana, Japan, with an average temperature ranging between min 10.5°C (50.9°F) and max 20.3°C (68.5°F). The average high-temperature increases in May, moving from a refreshing 13.8°C (56.8°F) in April to a pleasant 20.3°C (68.5°F). Weather in May »

Weather in June

June, the first month of the summer in Johana, is a moderately hot month, with an average temperature ranging between min 14.6°C (58.3°F) and max 24.1°C (75.4°F). As May transitions into June, Johana notices a gentle rise in the average high-temperature, transitioning from a pleasant 20.3°C (68.5°F) to a moderately hot 24.1°C (75.4°F). Weather in June »

Weather in July

July, the same as June, is a moderately hot summer month in Johana, Japan, with an average temperature varying between 27.8°C (82°F) and 19.6°C (67.3°F). The shift into July is marked by a modest rise in the average high-temperature, moving from June's warm 24.1°C (75.4°F) to a still moderately hot 27.8°C (82°F). Weather in July »

Weather in August

August, the last month of the summer in Johana, is also a moderately hot month, with an average temperature varying between 20.8°C (69.4°F) and 29.3°C (84.7°F). During the warmest month, August, temperatures average a high of 29.3°C (84.7°F) and a low of 20.8°C (69.4°F). The heat index in August is appraised at a very hot 35°C (95°F). Weather in August »

Weather in September

The first month of the autumn, September, is also a moderately hot month in Johana, Japan, with temperature in the range of an average low of 16.6°C (61.9°F) and an average high of 24.1°C (75.4°F). September weather is marked by a drop in the average high-temperature, falling from a moderately hot 29.3°C (84.7°F) in August to a still warm 24.1°C (75.4°F). Weather in September »

Weather in October

October, the same as September, is another enjoyable autumn month in Johana, Japan, with temperature in the range of an average high of 18.8°C (65.8°F) and an average low of 11.5°C (52.7°F). As October arrives, Johana's weather displays a decrease in high-temperatures, transitioning from September's warm 24.1°C (75.4°F) to a comfortable 18.8°C (65.8°F). Weather in October »

Weather in November

November, the last month of the autumn in Johana, is another cool month, with an average temperature ranging between max 12.7°C (54.9°F) and min 6.4°C (43.5°F). The onset of November is marked by a decrease in temperature, transitioning from an enjoyable 18.8°C (65.8°F) in October to a cool 12.7°C (54.9°F). Weather in November »

Weather in December

December, the first month of the winter in Johana, is still a chilly month, with an average temperature ranging between min 1.1°C (34°F) and max 6.3°C (43.3°F). The average high-temperature drops in December, from November's cool 12.7°C (54.9°F) to a chilly 6.3°C (43.3°F). Weather in December »
Updated: Jan 31, 2024 | Published by: Weather Atlas | About Us / Weather Forecasting / Data Sources

Frequently asked questions

What is the coldest month in Johana?

January, with its high-temperature average of 3°C (37.4°F) and a low-temperature average of -2.5°C (27.5°F), is the coldest month.

What is the most humid month in Johana?

With an average relative humidity of 86%, January is the most humid month in Johana, Japan.

How many days does it rain in Johana?

Throughout the year, there are 190.3 rainfall days, and 1354mm (53.31") of precipitation is accumulated.

When does it snow in Johana?

Months with snowfall are January through April, November and December.

When does it snow the most in Johana?

January is the month with the most snowfall. Snow falls for 15.4 days and accumulates 440mm (17.32") of snow.

How many days does it snow in Johana?

In Johana, during the entire year, snow falls for 42.8 days and aggregates up to 1177mm (46.34") of snow.

What is the month with the least sunshine in Johana?

With an average of 3.3h of sunshine, January has the least sunshine of the year.

When is the lowest UV index in Johana?

January and December, with an average maximum UV index of 1, are months with the lowest UV index in Johana.

What is the least humid month in Johana?

The least humid month is May, with an average relative humidity of 71%.

What is the driest month in Johana?

The month with the least rainfall is May, when the rain falls for 12.9 days and typically collects 77mm (3.03") of precipitation.

When it does not snow in Johana?

May through October are months without snowfall.

When are the longest days in Johana?

With an average of 14h and 36min of daylight, June has the longest days of the year in Johana.

What are the months with the highest UV index in Johana?

June through August, with an average maximum UV index of 6, are months with the highest UV index in Johana.

What is the rainiest month in Johana?

July is the month with the most rainfall in Johana. Rain falls for 20.7 days and accumulates 177mm (6.97") of precipitation.

What is the warmest month in Johana?

August is the month when Johana sees the average highest temperatures, with a high of 29.3°C (84.7°F) and a low of 20.8°C (69.4°F).

What month has the most sunshine in Johana?

August has the most sunshine of the year in Johana, Japan, with an average of 10.3h of sunshine.

What is the month with the shortest days in Johana?

December has the shortest days of the year in Johana, Japan, with an average of 9h and 42min of daylight.

Is there Daylight Saving Time (DST) in Johana?

Johana, Japan, does not observe Daylight Saving Time (DST). JST timezone is used over the entire year.

Average temperature
Johana, Japan

Average temperature - Johana, Japan

The warmest month (with the highest average high temperature) is August (29.3°C).
The month with the lowest average high temperature is January (3°C).

The month with the highest average low temperature is August (20.8°C).
The coldest month (with the lowest average low temperature) is January (-2.5°C).

Average pressure
Johana, Japan

Average pressure - Johana, Japan

The month with the highest atmospheric pressure is February (1019.5mbar).
The month with the lowest atmospheric pressure is June (1009.1mbar).

Average wind speed
Johana, Japan

Average wind speed - Johana, Japan

The windiest month (with the highest average wind speed) is December (10.7km/h).
The calmest months (with the lowest average wind speed) are June and August (6.9km/h).

Average humidity
Johana, Japan

Average humidity - Johana, Japan

The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is May (71%).

Average rainfall
Johana, Japan

Average rainfall - Johana, Japan

The wettest month (with the highest rainfall) is July (177mm).
The driest month (with the least rainfall) is May (77mm).

Average rainfall days
Johana, Japan

Average rainfall days - Johana, Japan

The month with the highest number of rainy days is July (20.7 days).
The month with the least rainy days is February (11.6 days).

Average snowfall
Johana, Japan

Average snowfall - Johana, Japan

The month with the highest snowfall is January (440mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).

Average snowfall days
Johana, Japan

Average snowfall days - Johana, Japan

The month with the highest number of snowfall days is January (15.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight / Average sunshine
Johana, Japan

Average daylight / Average sunshine - Johana, Japan

The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).

The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).

Average sunshine days
Johana, Japan

Average sunshine days - Johana, Japan

The month with the most sunshine days is May (16.7 days).
The month with the least sunshine days is January (7.1 days).

Average UV index
Johana, Japan

Average UV index - Johana, Japan

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 1).

Average visibility
Johana, Japan

Average visibility - Johana, Japan

The months with the highest visibility are March, April, May, June, August, September, October, November and December (9km).
The months with the lowest visibility are January, February and July (8km).

Johana, Japan

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