Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
The initiation of September records an average high-temperature of a still warm 25.7°C (78.3°F), displaying a near consistency with the previous month. Hirado sustains an average of approximately a still warm 23.5°C (74.3°F) during September nights, with little variation from daytime highs.Humidity
The average relative humidity in September is 77%.Rainfall
In September, the rain falls for 13.6 days. Throughout September, 89mm (3.5") of precipitation is accumulated. In Hirado, during the entire year, the rain falls for 156.8 days and collects up to 1022mm (40.24") of precipitation.Snowfall
March through November are months without snowfall in Hirado.Daylight
In September, the average length of the day is 12h and 23min.On the first day of the month, sunrise is at 05:56 and sunset at 18:47. On the last day of September, in Hirado, sunrise is at 06:15 and sunset at 18:07 JST.
Sunshine
The average sunshine in September in Hirado is 8.2h.UV index
In September, the average daily maximum UV index in Hirado is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for the average person.Note: In September, a daily maximum UV index of 5 leads to the following instructions:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
Frequently asked questions
What is the average September temperature in Hirado?
What is the average humidity in September in Hirado?
How many days does it rain in September in Hirado?
When it does not snow in Hirado?
What is the average length of the day in September in Hirado?
When is the sunrise / sunset in September in Hirado?
How long on average sun shines in September in Hirado?
What is the UV index reading in September in Hirado?
Average temperature in September
Hirado, Japan
- Average high temperature in September: 25.7°C
The warmest month (with the highest average high temperature) is August (28.2°C).
The month with the lowest average high temperature is January (9.8°C).
- Average low temperature in September: 23.5°C
The month with the highest average low temperature is August (26.3°C).
The coldest month (with the lowest average low temperature) is January (7.3°C).
Average pressure in September
Hirado, Japan
- Average pressure in September: 1012mbar
The month with the highest atmospheric pressure is January (1022.4mbar).
The month with the lowest atmospheric pressure is June (1007.9mbar).
Average wind speed in September
Hirado, Japan
- Average wind speed in September: 20.4km/h
The windiest month (with the highest average wind speed) is December (24.2km/h).
The calmest month (with the lowest average wind speed) is June (15.6km/h).
Average humidity in September
Hirado, Japan
- Average humidity in September: 77%
The month with the highest relative humidity is July (88%).
The month with the lowest relative humidity is January (67%).
Average rainfall in September
Hirado, Japan
- Average rainfall in September: 89mm
The wettest month (with the highest rainfall) is July (162mm).
The driest month (with the least rainfall) is January (50mm).
Average rainfall days in September
Hirado, Japan
- Average rainfall days in September: 13.6 days
The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is May (9.3 days).
Average snowfall in September
Hirado, Japan
- Average snowfall in September: 0mm
The month with the highest snowfall is January (30mm).
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0mm).
Average snowfall days in September
Hirado, Japan
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are January and February (0.2 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October, November and December (0 days).
Average daylight in September /
Average sunshine in September
Hirado, Japan
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in September: 8h and 1min
The month with the most sunshine is August (Average sunshine: 10h and 42min).
The months with the least sunshine are January and December (Average sunshine: 4h and 30min).
Average sunshine days in September
Hirado, Japan
- Average sunshine days in September: 14.4 days
The month with the most sunshine days is May (20.7 days).
The month with the least sunshine days is July (11.3 days).
Average UV index in September
Hirado, Japan
- Average UV index in September: 5
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February and December (UV index 3).
Average cloud cover in September
Hirado, Japan
- Average cloud cover in September: 37
The month with the most cloud cover is December (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in September
Hirado, Japan
- Average visibility in September: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
Hirado, Japan
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