September weather forecastObiri, Ghana
September
Weather in September
September, the first month of the autumn in Obiri, is also a moderately hot month, with temperature in the range of an average high of 27°C (80.6°F) and an average low of 23.4°C (74.1°F).Temperature
Obiri's shift into September is marked by a subtle change to a still warm 27°C (80.6°F) from August's 26.7°C (80.1°F) in temperature. September nights reflect a consistent temperature dip to a still moderately hot 23.4°C (74.1°F), a slight descent from daytime peaks.Heat index
September's mean heat index is calculated to be a hot 30°C (86°F). If one continues to be active during enduring exposure, it could result in fatigue and heat cramps.Heat index determinations are made taking into account the shade and light air movements. Heat index values can rise by 15 Fahrenheit (8 Celsius) degrees when in direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'real feel', joins air temperature with relative humidity to produce a temperature perception for humans. The influence of weather is personal, with a diverse population experiencing it differently due to differences in body mass, stature, and degree of activity. Realize that direct exposure to sunlight can augment the felt heat, leading to a potential increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Children usually face more risks than adults as their ability to sweat is less. Additionally, their larger skin surface in relation to their petite bodies and higher heat output due to their activities increases their vulnerability.
Humidity
With an average relative humidity of 87%, September is the most humid month.Rainfall
In Obiri, in September, during 26.2 rainfall days, 96mm (3.78") of precipitation is typically accumulated. In Obiri, during the entire year, the rain falls for 271 days and collects up to 897mm (35.31") of precipitation.Daylight
In Obiri, the average length of the day in September is 12h and 9min.On the first day of September, sunrise is at 05:56 and sunset at 18:09. On the last day of the month, sunrise is at 05:50 and sunset at 17:55 GMT.
Sunshine
In Obiri, the average sunshine in September is 6.9h.UV index
The average daily maximum UV index in September is 6. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for the average person.Note: The maximum daily UV index of 6 during September translates into the following directions:
Sidestep overexposure. Individuals with fair complexions risk burning in fewer than 20 minutes. Between 10 a.m. and 4 p.m., the Sun's UV radiation is at its peak. Limit your exposure to direct sunlight during these hours. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Obiri, Ghana
- Average high temperature in September: 27°C
The warmest month (with the highest average high temperature) is April (31.3°C).
The month with the lowest average high temperature is August (26.7°C).
- Average low temperature in September: 23.4°C
The months with the highest average low temperature are March and April (26.3°C).
The coldest month (with the lowest average low temperature) is August (22.9°C).
Average pressure in September
Obiri, Ghana
- Average pressure in September: 1013mbar
The month with the highest atmospheric pressure is July (1013.9mbar).
The months with the lowest atmospheric pressure are February and March (1009.9mbar).
Average wind speed in September
Obiri, Ghana
- Average wind speed in September: 13km/h
The windiest month (with the highest average wind speed) is August (14.4km/h).
The calmest month (with the lowest average wind speed) is November (10.1km/h).
Average humidity in September
Obiri, Ghana
- Average humidity in September: 87%
The month with the highest relative humidity is September (87%).
The month with the lowest relative humidity is January (75%).
Average rainfall in September
Obiri, Ghana
- Average rainfall in September: 96mm
The wettest month (with the highest rainfall) is June (179mm).
The driest month (with the least rainfall) is January (32mm).
Average rainfall days in September
Obiri, Ghana
- Average rainfall days in September: 26.2 days
The month with the highest number of rainy days is October (28.4 days).
The month with the least rainy days is January (14.9 days).
Average daylight in September /
Average sunshine in September
Obiri, Ghana
- Average daylight in September: 12h and 6min
The month with the longest days is June (Average daylight: 12h and 24min).
The month with the shortest days is December (Average daylight: 11h and 48min).
- Average sunshine in September: 6h and 54min
The month with the most sunshine is April (Average sunshine: 10h and 36min).
The month with the least sunshine is August (Average sunshine: 6h and 36min).
Average sunshine days in September
Obiri, Ghana
- Average sunshine days in September: 2.5 days
The month with the most sunshine days is January (13.4 days).
The month with the least sunshine days is October (1 days).
Average UV index in September
Obiri, Ghana
- Average UV index in September: 6
The months with the highest UV index are January, February, March, April, October, November and December (UV index 7).
The month with the lowest UV index is August (UV index 5).
Average cloud cover in September
Obiri, Ghana
- Average cloud cover in September: 56
The months with the most cloud cover are July and August (Cloud cover 57).
The month with the least cloud cover is January (Cloud cover 21).
Average visibility in September
Obiri, Ghana
- Average visibility in September: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, October, November and December (10km).
The month with the lowest visibility is September (9km).





