Contents
- Weather in August
- Frequently asked questions
- Average temperature in August
- Average pressure in August
- Average wind speed in August
- Average humidity in August
- Average rainfall in August
- Average rainfall days in August
- Average snowfall in August
- Average snowfall days in August
- Average daylight in August
- Average sunshine in August
- Average sunshine days in August
- Average UV index in August
- Average cloud cover in August
- Average visibility in August
August
Weather in August
Temperature
August is the warmest month of the year, registering average temperatures as high as 23.7°C (74.7°F) and as low as 18.3°C (64.9°F).Humidity
The average relative humidity in August in Shiraoi is 85%.Rainfall
The month with the most rainfall in Shiraoi is August, when the rain falls for 13.7 days and typically aggregates up to 65mm (2.56") of precipitation.Snowfall
May through October are months without snowfall in Shiraoi.Daylight
In Shiraoi, the average length of the day in August is 13h and 53min.On the first day of August in Shiraoi, sunrise is at 04:26 and sunset at 18:55. On the last day of the month, sunrise is at 04:58 and sunset at 18:11 JST.
Sunshine
The average sunshine in August is 9.1h.UV index
In August, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for average individuals.Note: In August, the maximum UV index of 5 suggests this advice:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the hottest time of year in Shiraoi?
What is the average August temperature in Shiraoi?
What is the average humidity in August in Shiraoi?
What is the rainiest month in Shiraoi?
How much does it rain in Shiraoi in August?
When it does not snow in Shiraoi?
What is the average length of the day in August in Shiraoi?
When are sunrise and sunset in August in Shiraoi?
How many hours of sunshine does Shiraoi have in August?
What is the UV index intensity in August in Shiraoi?
Average temperature in August
Shiraoi, Japan
- Average high temperature in August: 23.7°C
The warmest month (with the highest average high temperature) is August (23.7°C).
The month with the lowest average high temperature is January (-1.4°C).
- Average low temperature in August: 18.3°C
The month with the highest average low temperature is August (18.3°C).
The coldest month (with the lowest average low temperature) is February (-7.2°C).
Average pressure in August
Shiraoi, Japan
- Average pressure in August: 1009.8mbar
The month with the highest atmospheric pressure is November (1016.3mbar).
The month with the lowest atmospheric pressure is July (1008.8mbar).
Average wind speed in August
Shiraoi, Japan
- Average wind speed in August: 10.7km/h
The windiest month (with the highest average wind speed) is December (15.9km/h).
The calmest month (with the lowest average wind speed) is July (10.5km/h).
Average humidity in August
Shiraoi, Japan
- Average humidity in August: 85%
The month with the highest relative humidity is July (87%).
The months with the lowest relative humidity are April and October (75%).
Average rainfall in August
Shiraoi, Japan
- Average rainfall in August: 65mm
The wettest month (with the highest rainfall) is August (65mm).
The driest month (with the least rainfall) is January (17mm).
Average rainfall days in August
Shiraoi, Japan
- Average rainfall days in August: 13.7 days
The month with the highest number of rainy days is July (14.8 days).
The months with the least rainy days are January and February (3.9 days).
Average snowfall in August
Shiraoi, Japan
- Average snowfall in August: 0mm
The month with the highest snowfall is February (119mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in August
Shiraoi, Japan
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is January (10.8 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
Shiraoi, Japan
- Average daylight in August: 13h and 5min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in August: 9h and 1min
The month with the most sunshine is May (Average sunshine: 9h and 18min).
The months with the least sunshine are January and February (Average sunshine: 4h and 0min).
Average sunshine days in August
Shiraoi, Japan
- Average sunshine days in August: 14.1 days
The month with the most sunshine days is January (19.9 days).
The month with the least sunshine days is July (12.8 days).
Average UV index in August
Shiraoi, Japan
- Average UV index in August: 5
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in August
Shiraoi, Japan
- Average cloud cover in August: 44
The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is October (Cloud cover 33).
Average visibility in August
Shiraoi, Japan
- Average visibility in August: 9km
The months with the highest visibility are January, April, September, October, November and December (10km).
The month with the lowest visibility is July (8km).
