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 sea temperature 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
September
Weather in September
Temperature
September's onset brings a negligible change in high-temperatures, falling from 29.8°C (85.6°F) in August to a still moderately hot 26.2°C (79.2°F). Chigasaki's average temperature during the nights of September is recorded at a pleasant 21.7°C (71.1°F).Humidity
The average relative humidity in September is 75%.Rainfall
In Chigasaki, in September, it is raining for 11.1 days, with typically 36mm (1.42") of accumulated precipitation. In Chigasaki, during the entire year, the rain falls for 129.4 days and collects up to 351mm (13.82") of precipitation.Snowfall
In Chigasaki, snow does not fall in April through December.Sea temperature
In September, the average sea temperature in Chigasaki, Japan, is 25.8°C (78.4°F).Note: For swimming, diving, or other water activities, temperatures from 25°C (77°F) to 29°C (84.2°F) provide the most enjoyable experience for extended periods without discomfort.
Daylight
In September, the average length of the day in Chigasaki is 12h and 25min.On the first day of September in Chigasaki, sunrise is at 05:14 and sunset at 18:09. On the last day of the month, sunrise is at 05:36 and sunset at 17:28 JST.
Sunshine
In September, the average sunshine in Chigasaki is 8.2h.UV index
In September, the average daily maximum UV index in Chigasaki, Japan, is 5. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: The maximum daily UV index of 5 in September interprets into the following recommendations:
Exercise prevention - Protecting skin and eyes from harm is required. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Heads up! UV intensity is amplified by reflections from water and sand.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Chigasaki?
What is the average humidity in September in Chigasaki?
How much does it rain in Chigasaki in September?
When it does not snow in Chigasaki?
How warm is the water in September in Chigasaki?
What is the average length of the day in September in Chigasaki?
When are sunrise and sunset in September in Chigasaki?
How many hours of sunshine does Chigasaki have in September?
What is the UV index intensity in September in Chigasaki?
Average temperature in September
Chigasaki, Japan
- Average high temperature in September: 26.2°C
The warmest month (with the highest average high temperature) is August (29.8°C).
The month with the lowest average high temperature is January (9.3°C).
- Average low temperature in September: 21.7°C
The month with the highest average low temperature is August (25.2°C).
The coldest month (with the lowest average low temperature) is January (3.9°C).
Average pressure in September
Chigasaki, Japan
- Average pressure in September: 1013.3mbar
The month with the highest atmospheric pressure is November (1018mbar).
The month with the lowest atmospheric pressure is June (1009.1mbar).
Average wind speed in September
Chigasaki, Japan
- Average wind speed in September: 14.7km/h
The windiest month (with the highest average wind speed) is March (17.4km/h).
The calmest month (with the lowest average wind speed) is June (13.9km/h).
Average humidity in September
Chigasaki, Japan
- Average humidity in September: 75%
The month with the highest relative humidity is July (79%).
The month with the lowest relative humidity is January (60%).
Average rainfall in September
Chigasaki, Japan
- Average rainfall in September: 36mm
The wettest month (with the highest rainfall) is July (51mm).
The driest month (with the least rainfall) is February (12mm).
Average rainfall days in September
Chigasaki, Japan
- Average rainfall days in September: 11.1 days
The month with the highest number of rainy days is July (15.3 days).
The month with the least rainy days is December (6.1 days).
Average snowfall in September
Chigasaki, Japan
- Average snowfall in September: 0mm
The month with the highest snowfall is February (3mm).
The months with the least snowfall are April, May, June, July, August, September, October, November and December (0mm).
Average snowfall days in September
Chigasaki, Japan
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (1 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average sea temperature in September
Chigasaki, Japan
- Average sea temperature in September: 25.8°C
The best month for swimming (with the highest average sea temperature) is August (26.2°C).
The coldest month (with the lowest average sea temperature) is February (15.3°C).
Average daylight in September /
Average sunshine in September
Chigasaki, Japan
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in September: 8h and 1min
The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 5h and 42min).
Average sunshine days in September
Chigasaki, Japan
- Average sunshine days in September: 15.5 days
The month with the most sunshine days is January (22.2 days).
The month with the least sunshine days is July (10.8 days).
Average UV index in September
Chigasaki, 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
Chigasaki, Japan
- Average cloud cover in September: 38
The months with the most cloud cover are March and October (Cloud cover 43).
The months with the least cloud cover are January and December (Cloud cover 29).
Average visibility in September
Chigasaki, 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).
