June weather forecast
Yamagata, Japan

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Weather in June

June signals the onset of summer in Yamagata. The weather turns noticeably warmer, and a marked increase in rainfall from 81mm (3.19") in May to 103mm (4.06") in June dominates the weather pattern. This co-existence of warmth and moisture define June's character. The gradual shortening of daylight hours in June, which total to 14.8 hours, heralds the peak of summer in July.

Temperature

June's onset brings a minor rise in the average high-temperature, moving from an agreeable 22°C (71.6°F) in May to a warm 25°C (77°F). Throughout June nights, Yamagata experiences a consistent temperature average of 15°C (59°F).

Rainfall

In Yamagata, Japan, in June, it is raining for 19 days, with typically 103mm (4.06") of accumulated precipitation. In Yamagata, during the entire year, the rain falls for 260 days and collects up to 1125mm (44.29") of precipitation.

Snowfall

In Yamagata, snow does not fall in May through October.

Daylight

The month with the longest days in Yamagata is June, with an average of 14h and 48min of daylight.
On the first day of the month, sunrise is at 04:16 and sunset at 18:56. On the last day of June, sunrise is at 04:18 and sunset at 19:06 JST.

Sunshine

In Yamagata, the average sunshine in June is 5h.

UV index

The average daily maximum UV index in June in Yamagata is 9. A UV Index of 8 to 10 symbolizes a very high health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The daily high UV index of 9 during June translates into the following recommendations:
Take all necessary measures. Eyes and skin are at risk if left unprotected. Between 10 a.m. and 4 p.m., the Sun's UV radiation is at its peak. Limit your exposure to direct sunlight during these hours. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.
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Frequently asked questions

What are June temperatures in Yamagata?

The average high-temperature and low-temperature during June are 25°C (77°F) and 15°C (59°F) respectively.

How much does it rain in Yamagata in June?

In Yamagata, in June, during 19 rainfall days, 103mm (4.06") of precipitation is typically accumulated.

When it does not snow in Yamagata?

May through October are months without snowfall.

When are the longest days in Yamagata?

June has the longest days of the year in Yamagata, Japan, with an average of 14h and 48min of daylight.

What is the average length of the day in June in Yamagata?

In June, the average day length in Yamagata is 14h and 47min.

What time are sunrise and sunset in June in Yamagata?

On the first day of June in Yamagata, Japan, sunrise is at 04:16 and sunset at 18:56. On the last day of the month, sunrise is at 04:18 and sunset at 19:06 JST.

How long on average sun shines in June in Yamagata?

In Yamagata, the average sunshine duration in June is 5h.

What is the UV index intensity in June in Yamagata?

In June, the average daily maximum UV index in Yamagata, Japan, is 9. A UV Index of 8 to 10 symbolizes a very high health risk from exposure to the Sun's UV radiation.
Average rainfall days
Average snowfall
Average daylight
Average sunshine
Average UV index

Average temperature in June
Yamagata, Japan

Average temperature in June - Yamagata, Japan
  • Average high temperature in June: 25°C

The warmest month (with the highest average high temperature) is August (30°C).
The month with the lowest average high temperature is January (3°C).

  • Average low temperature in June: 15°C

The month with the highest average low temperature is August (20°C).
The coldest months (with the lowest average low temperature) are January and February (-4°C).

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Average rainfall in June
Yamagata, Japan

Average rainfall in June - Yamagata, Japan
  • Average rainfall in June: 103mm

The wettest month (with the highest rainfall) is August (149mm).
The driest month (with the least rainfall) is March (67mm).

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Average rainfall days in June
Yamagata, Japan

Average rainfall days in June - Yamagata, Japan
  • Average rainfall days in June: 19 days

The month with the highest number of rainy days is January (29 days).
The month with the least rainy days is May (17 days).

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Average snowfall in June
Yamagata, Japan

Average snowfall in June - Yamagata, Japan
  • Average snowfall in June: 0mm

The month with the highest snowfall is January (1630mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).

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

Average daylight in June / Average sunshine in June - Yamagata, Japan
  • Average daylight in June: 14h and 5min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in June: 5h

The month with the most sunshine is May (Average sunshine: 7h).
The month with the least sunshine is December (Average sunshine: 3h).

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Average UV index in June
Yamagata, Japan

Average UV index in June - Yamagata, Japan
  • Average UV index in June: 9

The month with the highest UV index is July (UV index 10).
The months with the lowest UV index are January and December (UV index 2).

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Yamagata, Japan

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