June weather forecast
Isagawa, Japan

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Weather in June

June, the first month of the summer in Isagawa, is still a warm month, with an average temperature ranging between max 27.3°C (81.1°F) and min 25.4°C (77.7°F).

Temperature

Isagawa marks the onset of June with an average high-temperature of a still moderately hot 27.3°C (81.1°F), subtly divergent from May's 24.7°C (76.5°F). Isagawa maintains a consistent average nighttime low-temperature of 25.4°C (77.7°F) throughout June.

Heat index

During June, the heat index is calculated to be a tropical 31°C (87.8°F). Exposure and extended activity could potentially cause a state of fatigue and lead to heat cramps.
Heat index guidelines indicate values are for light wind scenarios and shaded regions. Heat index values can rise by 15 Fahrenheit (8 Celsius) degrees when in direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'real feel', ties air temperature with relative humidity to produce the perceived temperature sensation. This effect is subjective, differing among individuals based on their physical activity and perception of heat, which can be influenced by factors like wind, clothing, and metabolic variances. Direct sun rays can make one feel hotter, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to babies and toddlers. Children frequently do not comprehend the need for rest and hydration. Thirst is an advanced stage of dehydration - staying hydrated, especially during extended physical exercises, is essential.

Humidity

The most humid month in Isagawa is June, with an average relative humidity of 87%.

Rainfall

The month with the most rainfall is June, when the rain falls for 22.6 days and typically aggregates up to 228mm (8.98") of precipitation.

Daylight

The month with the longest days is June, with an average of 13h and 48min of daylight.
On the first day of June in Isagawa, sunrise is at 05:34 and sunset at 19:17. On the last day of the month, sunrise is at 05:38 and sunset at 19:25 JST.

Sunshine

In Isagawa, the average sunshine in June is 8.6h.

UV index

The months with the highest UV index are June through September, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: In June, a daily UV index of 7 turns into the following recommendations:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. Seek shade and limit direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Keep in mind that shade structures like parasols or canopies do not offer complete sun protection. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.
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Frequently asked questions

What are June temperatures in Isagawa?

Isagawa in June has an average high-temperature of 27.3°C (81.1°F) and an average low-temperature of 25.4°C (77.7°F). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, in June is calculated to be 31°C (87.8°F).

What is the most humid month in Isagawa?

The most humid month in Isagawa, Japan, is June, with an average relative humidity of 87%.

What is the average humidity in June in Isagawa?

In Isagawa, Japan, the average relative humidity in June is 87%.

What is the wettest month in Isagawa?

The month with the most rainfall in Isagawa, Japan, is June, when the rain falls for 22.6 days and typically aggregates up to 228mm (8.98") of precipitation.

How many days does it rain in June in Isagawa?

In Isagawa, Japan, in June, during 22.6 rainfall days, 228mm (8.98") of precipitation is typically accumulated.

When are the longest days in Isagawa?

The month with the longest days is June, with an average of 13h and 48min of daylight.

How many hours of daylight does Isagawa have in June?

The average day length in June is 13h and 47min.

When is the sunrise / sunset in June in Isagawa?

On the first day of June, sunrise is at 05:34 and sunset at 19:17. On the last day of the month, sunrise is at 05:38 and sunset at 19:25 JST.

How long on average sun shines in June in Isagawa?

The average sunshine duration in June is 8.6h.

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

The months with the highest UV index in Isagawa are June through September, with an average maximum UV index of 7.

How high is the UV index in June in Isagawa?

In Isagawa, the average daily maximum UV index in June is 7. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation.

Average temperature in June
Isagawa, Japan

Average temperature in June - Isagawa, Japan
  • Average high temperature in June: 27.3°C

The warmest month (with the highest average high temperature) is August (29.4°C).
The month with the lowest average high temperature is January (18.6°C).

  • Average low temperature in June: 25.4°C

The month with the highest average low temperature is August (27.8°C).
The coldest month (with the lowest average low temperature) is January (16.3°C).

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Average pressure in June
Isagawa, Japan

Average pressure in June - Isagawa, Japan
  • Average pressure in June: 1008.2mbar

The month with the highest atmospheric pressure is January (1021mbar).
The month with the lowest atmospheric pressure is August (1006.7mbar).

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Average wind speed in June
Isagawa, Japan

Average wind speed in June - Isagawa, Japan
  • Average wind speed in June: 20km/h

The windiest month (with the highest average wind speed) is December (25.7km/h).
The calmest month (with the lowest average wind speed) is May (18.4km/h).

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Average humidity in June
Isagawa, Japan

Average humidity in June - Isagawa, Japan
  • Average humidity in June: 87%

The month with the highest relative humidity is June (87%).
The month with the lowest relative humidity is January (72%).

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Average rainfall in June
Isagawa, Japan

Average rainfall in June - Isagawa, Japan
  • Average rainfall in June: 228mm

The wettest month (with the highest rainfall) is June (228mm).
The driest month (with the least rainfall) is January (63mm).

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Average rainfall days in June
Isagawa, Japan

Average rainfall days in June - Isagawa, Japan
  • Average rainfall days in June: 22.6 days

The month with the highest number of rainy days is June (22.6 days).
The month with the least rainy days is November (16.2 days).

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Average daylight in June /
Average sunshine in June
Isagawa, Japan

Average daylight in June / Average sunshine in June - Isagawa, Japan
  • Average daylight in June: 13h and 5min

The month with the longest days is June (Average daylight: 13h and 48min).
The month with the shortest days is December (Average daylight: 10h and 30min).

  • Average sunshine in June: 8h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).

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Average sunshine days in June
Isagawa, Japan

Average sunshine days in June - Isagawa, Japan
  • Average sunshine days in June: 5.4 days

The month with the most sunshine days is May (11.1 days).
The month with the least sunshine days is June (5.4 days).

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Average UV index in June
Isagawa, Japan

Average UV index in June - Isagawa, Japan
  • Average UV index in June: 7

The months with the highest UV index are June, July, August and September (UV index 7).
The months with the lowest UV index are January and December (UV index 4).

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Average cloud cover in June
Isagawa, Japan

Average cloud cover in June - Isagawa, Japan
  • Average cloud cover in June: 49

The month with the most cloud cover is January (Cloud cover 63).
The months with the least cloud cover are July and August (Cloud cover 37).

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Average visibility in June
Isagawa, Japan

Average visibility in June - Isagawa, Japan
  • Average visibility in June: 10km

The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (10km).
The month with the lowest visibility is May (9km).

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Isagawa, Japan

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