Weather in September
Temperature
The warmest months are March through December, with an average high-temperature of 31°C (87.8°F).Rainfall
In Cassidy International Airport, in September, during 10 rainfall days, 48mm (1.89") of precipitation is typically accumulated. In Cassidy International Airport, during the entire year, the rain falls for 148 days and collects up to 1053mm (41.46") of precipitation.Sea temperature
January through April, August through December, with an average sea temperature of 27°C (80.6°F), are months with the coldest seawater in Cassidy International Airport.Note: In water temperatures ranging between 25°C (77°F) and 29°C (84.2°F), activities such as swimming and diving become highly pleasurable for long durations.
Daylight
In Cassidy International Airport, Kiribati, the average length of the day in September is 12h and 8min.On the first day of the month, sunrise is at 06:24 and sunset at 18:33. On the last day of September, sunrise is at 06:16 and sunset at 18:22 +14.
Sunshine
The average sunshine in September in Cassidy International Airport is 10h.UV index
The months with the highest UV index are January through December, with an average maximum UV index of 12. January through December, with an average maximum UV index of 12, are months with the lowest UV index in Cassidy International Airport. A UV Index value of 11, and more, symbolizes an ultimate health vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: The UV index of 12 in September translates into these instructions:
Adopt all essential precautions. Preventing sun harm is crucial. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Even under cloud cover, use sunscreen with at least an SPF 30 generously and reapply frequently post every swim or outdoor exercise. Be on guard! The reflective nature of sand and water boosts UV exposure.
Frequently asked questions
What is the warmest month in Cassidy International Airport?
How hot is September in Cassidy International Airport?
How much does it rain in Cassidy International Airport in September?
When is the sea coldest in Cassidy International Airport?
How warm is the water in September in Cassidy International Airport?
What is the average length of the day in September in Cassidy International Airport?
When is the sunrise / sunset in September in Cassidy International Airport?
How many hours of sunshine does Cassidy International Airport have in September?
When is the highest UV index in Cassidy International Airport?
What are the months with the lowest UV index in Cassidy International Airport?
What is the UV index intensity in September in Cassidy International Airport?
Average temperature in September
Cassidy International Airport, Kiribati
- Average high temperature in September: 31°C
The warmest months (with the highest average high temperature) are March, April, May, June, July, August, September, October, November and December (31°C).
The months with the lowest average high temperature are January and February (30°C).
- Average low temperature in September: 24°C
The months with the highest average low temperature are January, February, March and April (25°C).
The coldest months (with the lowest average low temperature) are May, June, July, August, September, October, November and December (24°C).
Average rainfall in September
Cassidy International Airport, Kiribati
- Average rainfall in September: 48mm
The wettest month (with the highest rainfall) is April (168mm).
The driest month (with the least rainfall) is October (37mm).
Average rainfall days in September
Cassidy International Airport, Kiribati
- Average rainfall days in September: 10 days
The months with the highest number of rainy days are January and March (17 days).
The months with the least rainy days are June and August (9 days).
Average sea temperature in September
Cassidy International Airport, Kiribati
- Average sea temperature in September: 27°C
The best months for swimming (with the highest average sea temperature) are May, June and July (28°C).
The coldest months (with the lowest average sea temperature) are January, February, March, April, August, September, October, November and December (27°C).
Average daylight in September /
Average sunshine in September
Cassidy International Airport, Kiribati
- Average daylight in September: 12h and 1min
The month with the longest days is June (Average daylight: 12h and 12min).
The month with the shortest days is December (Average daylight: 12h and 0min).
- Average sunshine in September: 10h
The months with the most sunshine are January and March (Average sunshine: 17h).
The months with the least sunshine are June and August (Average sunshine: 9h).
Average UV index in September
Cassidy International Airport, Kiribati
- Average UV index in September: 12
The months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 12).
The months with the lowest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 12).
Cassidy International Airport, Kiribati
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