August weather forecast
Hachimantai, Japan

August

Weather in August

August, the last month of the summer in Hachimantai, is also a moderately hot month, with an average temperature ranging between min 19.9°C (67.8°F) and max 25.8°C (78.4°F).

Temperature

Temperature readings reach their annual highs in August, averaging 25.8°C (78.4°F) and a minimum average of 19.9°C (67.8°F).

Humidity

The average relative humidity in August is 84%.

Rainfall

In Hachimantai, in August, it is raining for 18.1 days, with typically 85mm (3.35") of accumulated precipitation. Throughout the year, there are 156.7 rainfall days, and 740mm (29.13") of precipitation is accumulated.

Snowfall

In Hachimantai, Japan, snow does not fall in May through October.

Daylight

In August, the average length of the day is 13h and 43min.
On the first day of August, sunrise is at 04:34 and sunset at 18:49. On the last day of the month, sunrise is at 05:02 and sunset at 18:09 JST.

Sunshine

In August, the average sunshine is 8.8h.

UV index

The average daily maximum UV index in August is 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: A maximum daily UV index of 5 during August morphs into the following directions:
Act with care - The suggestion to avoid sunburn is emphasized. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Stay sun-safe with clothing that is both closely woven and worn loosely.

Frequently asked questions

What is the hottest time of year?
Hachimantai reaches its average highest temperatures in August, measuring 25.8°C (78.4°F) at the peak and 19.9°C (67.8°F) at the lowest.
What are the temperatures in August?
The high-temperature in Hachimantai during August is 25.8°C (78.4°F) and the low-temperature is 19.9°C (67.8°F).
What is the average humidity in August?
In August, the average relative humidity is 84%.
How many days does it rain in August?
In August, the rain falls for 18.1 days. Throughout August, 85mm (3.35") of precipitation is accumulated.
When it does not snow?
May through October are months without snowfall in Hachimantai.
What is the average length of the day in August?
The average day length in August is 13h and 43min.
When is the sunrise / sunset in August?
On the first day of August, sunrise is at 04:34 and sunset at 18:49. On the last day of the month, sunrise is at 05:02 and sunset at 18:09 JST.
How long on average sun shines in August?
The average sunshine duration in August is 8.8h.
What is the UV index intensity in August?
In Hachimantai, Japan, the average daily maximum UV index in August is 5. A UV Index estimate of 3 to 5 represents a moderate health threat from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in August - Hachimantai, Japan
Average temperature in August
Hachimantai, Japan
  • Average high temperature in August: 25.8°C

The warmest month (with the highest average high temperature) is August (25.8°C).
The month with the lowest average high temperature is January (0.9°C).

  • Average low temperature in August: 19.9°C

The month with the highest average low temperature is August (19.9°C).
The coldest month (with the lowest average low temperature) is February (-3.7°C).

Average pressure in August - Hachimantai, Japan
Average pressure in August
Hachimantai, Japan
  • Average pressure in August: 1010mbar

The month with the highest atmospheric pressure is November (1017.3mbar).
The month with the lowest atmospheric pressure is July (1009.1mbar).

Average wind speed in August - Hachimantai, Japan
Average wind speed in August
Hachimantai, Japan
  • Average wind speed in August: 10.8km/h

The windiest month (with the highest average wind speed) is December (19.3km/h).
The calmest month (with the lowest average wind speed) is July (9.9km/h).

Average humidity in August - Hachimantai, Japan
Average humidity in August
Hachimantai, Japan
  • Average humidity in August: 84%

The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is April (71%).

Average rainfall in August - Hachimantai, Japan
Average rainfall in August
Hachimantai, Japan
  • Average rainfall in August: 85mm

The wettest month (with the highest rainfall) is July (108mm).
The driest month (with the least rainfall) is November (29mm).

Average rainfall days in August - Hachimantai, Japan
Average rainfall days in August
Hachimantai, Japan
  • Average rainfall days in August: 18.1 days

The month with the highest number of rainy days is July (19.4 days).
The month with the least rainy days is February (8.3 days).

Average snowfall in August - Hachimantai, Japan
Average snowfall in August
Hachimantai, Japan
  • Average snowfall in August: 0mm

The month with the highest snowfall is January (171mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).

Average snowfall days in August - Hachimantai, Japan
Average snowfall days in August
Hachimantai, Japan
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (19.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in August / Average sunshine in August - Hachimantai, Japan
Average daylight in August /
Average sunshine in August
Hachimantai, Japan
  • Average daylight in August: 13h and 4min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in August: 8h and 5min

The month with the most sunshine is May (Average sunshine: 9h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).

Average sunshine days in August - Hachimantai, Japan
Average sunshine days in August
Hachimantai, Japan
  • Average sunshine days in August: 9.3 days

The month with the most sunshine days is May (17.6 days).
The month with the least sunshine days is January (6.7 days).

Average UV index in August - Hachimantai, Japan
Average UV index in August
Hachimantai, Japan
  • Average UV index in August: 5

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).

Average cloud cover in August - Hachimantai, Japan
Average cloud cover in August
Hachimantai, Japan
  • Average cloud cover in August: 45

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

Average visibility in August - Hachimantai, Japan
Average visibility in August
Hachimantai, Japan
  • Average visibility in August: 9km

The months with the highest visibility are October and November (10km).
The month with the lowest visibility is July (8km).

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