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 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
The start of September marks an average high-temperature of a still moderately hot 26.3°C (79.3°F), hardly distinguishable from the conditions in August. In September, Bata temperatures settle at a low of 23°C (73.4°F) during the nights, reflecting a minor change from daytime highs.Humidity
The most humid month is September, with an average relative humidity of 88%.Rainfall
In September, the rain falls for 10.8 days. Throughout September, 26mm (1.02") of precipitation is accumulated. Throughout the year, in Bata, there are 163.3 rainfall days, and 288mm (11.34") of precipitation is accumulated.Sea temperature
In Bata, the average seawater temperature in September is 26.4°C (79.5°F).Note: Water temperature from 25°C (77°F) to 29°C (84.2°F) is considered very warm, making water activities enjoyable for prolonged periods without any uncomfortable sensations.
Daylight
In September, the average length of the day is 12h and 8min.On the first day of September, sunrise is at 06:16 and sunset at 18:25. On the last day of the month, sunrise is at 06:07 and sunset at 18:13 WAT.
Sunshine
In Bata, the average sunshine in September is 6.3h.UV index
The months with the lowest UV index are May through October and December, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: A daily high UV index of 6 in September leads to these guidelines:
Incorporate safeguards and honour sun safety principles. Protection from skin and eye damage is obligatory. Stay in the shade and limit direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is particularly strong. Remember, however, that shade structures may not provide complete protection. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Stay cautious! Sand and water reflections increase UV radiation potency.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures?
What is the most humid month?
What is the average humidity in September?
How much does it rain in September?
What is the sea water temperature in September?
How many hours of daylight does Bata have in September?
When are sunrise and sunset in September?
How long on average sun shines in September in Bata?
What is the month with the lowest UV index?
What is the UV index reading in September?
Average temperature in September
Bata, Equatorial Guinea
- Average high temperature in September: 26.3°C
The warmest month (with the highest average high temperature) is March (28.8°C).
The months with the lowest average high temperature are July and August (26.1°C).
- Average low temperature in September: 23°C
The months with the highest average low temperature are February and April (24.4°C).
The coldest month (with the lowest average low temperature) is July (22.3°C).
Average pressure in September
Bata, Equatorial Guinea
- Average pressure in September: 1012.8mbar
The month with the highest atmospheric pressure is July (1013.8mbar).
The month with the lowest atmospheric pressure is February (1009.9mbar).
Average wind speed in September
Bata, Equatorial Guinea
- Average wind speed in September: 11.2km/h
The windiest month (with the highest average wind speed) is August (13.2km/h).
The calmest month (with the lowest average wind speed) is April (7.9km/h).
Average humidity in September
Bata, Equatorial Guinea
- Average humidity in September: 88%
The month with the highest relative humidity is September (88%).
The months with the lowest relative humidity are January and February (83%).
Average rainfall in September
Bata, Equatorial Guinea
- Average rainfall in September: 26mm
The wettest month (with the highest rainfall) is October (42mm).
The driest month (with the least rainfall) is December (13mm).
Average rainfall days in September
Bata, Equatorial Guinea
- Average rainfall days in September: 10.8 days
The month with the highest number of rainy days is November (18.8 days).
The month with the least rainy days is August (7 days).
Average sea temperature in September
Bata, Equatorial Guinea
- Average sea temperature in September: 26.4°C
The best months for swimming (with the highest average sea temperature) are March and April (29.3°C).
The coldest month (with the lowest average sea temperature) is August (25.7°C).
Average daylight in September /
Average sunshine in September
Bata, Equatorial Guinea
- 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: 6h and 2min
The months with the most sunshine are January and February (Average sunshine: 9h and 0min).
The month with the least sunshine is August (Average sunshine: 6h and 0min).
Average sunshine days in September
Bata, Equatorial Guinea
- Average sunshine days in September: 12.6 days
The month with the most sunshine days is July (22.3 days).
The month with the least sunshine days is November (6.1 days).
Average UV index in September
Bata, Equatorial Guinea
- Average UV index in September: 6
The months with the highest UV index are January, February, March, April and November (UV index 7).
The months with the lowest UV index are May, June, July, August, September, October and December (UV index 6).
Average cloud cover in September
Bata, Equatorial Guinea
- Average cloud cover in September: 61
The month with the most cloud cover is August (Cloud cover 64).
The month with the least cloud cover is February (Cloud cover 36).
Average visibility in September
Bata, Equatorial Guinea
- 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).
