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 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
Dima in September witnesses an average high-temperature of a tropical 33.4°C (92.1°F), indicating a slight variation from August's 35.4°C (95.7°F). In September, Dima experiences a temperature dip to an average of 24°C (75.2°F) at night.Heat index
The heat index in September is appraised at a blistering 43°C (109.4°F). Be prepared: Heat cramps and heat exhaustion are probable. Continued activity may lead to heatstroke.Be advised, the heat index considers values for conditions in shade and with a light breeze. A rise in the heat index by 15 Fahrenheit (8 Celsius) degrees may result from direct sunlight exposure.
Note: The heat index, also known as 'apparent temperature' or 'feels like', shows a temperature sensation when both heat and moisture conditions are combined. An individual's perception of weather can be swayed by a variety of elements including metabolic differences, pregnancy status, and their level of physical exertion. Take note that direct exposure to the sun can increase the felt temperature, possibly adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are quite important for babies and toddlers. Young ones often disregard the necessity to rest and hydrate. Thirst usually indicates advanced dehydration - hence, it is key to stay hydrated, particularly during ongoing physical activities.
For the human body, perspiration is the go-to method to regulate temperature, using sweat's evaporation to dissipate warmth. A surge in relative humidity can disrupt the body's normal cooling function by slowing evaporation, hence reducing the rate at which the body cools and intensifying the perception of heat. Potential thermal conditions emerge as the body's heat gain outpaces its cooling mechanisms.
Humidity
In Dima, the average relative humidity in September is 65%.Rainfall
In September, the rain falls for 19.6 days. Throughout September, 64mm (2.52") of precipitation is accumulated. In Dima, during the entire year, the rain falls for 230.8 days and collects up to 972mm (38.27") of precipitation.Daylight
The average length of the day in September is 12h and 5min.On the first day of September, sunrise is at 05:48 and sunset at 17:51. On the last day of the month, sunrise is at 05:35 and sunset at 17:44 WAT.
Sunshine
In Dima, the average sunshine in September is 9.1h.UV index
The months with the highest UV index are January through December, with an average maximum UV index of 7. January through December, with an average maximum UV index of 7, are months with the lowest UV index. A UV Index reading of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for average individuals.Note: In September, the average maximum UV index of 7 translates into the following recommendations:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. The Sun's UV radiation is most potent between 10 a.m. and 4 p.m. Try to limit direct exposure to the Sun during this period. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot does it get in September?
What is the average humidity in September?
How much does it rain in September?
How many hours of daylight does Dima have in September?
When is the sunrise / sunset in September in Dima?
How long on average sun shines in September?
What are the months with the highest UV index?
What is the month with the lowest UV index?
How high is the UV index in September?
Average temperature in September
Dima, Democratic Republic of Congo
- Average high temperature in September: 33.4°C
The warmest month (with the highest average high temperature) is August (35.4°C).
The month with the lowest average high temperature is November (30.8°C).
- Average low temperature in September: 24°C
The month with the highest average low temperature is August (25°C).
The coldest months (with the lowest average low temperature) are November and December (22.5°C).
Average pressure in September
Dima, Democratic Republic of Congo
- Average pressure in September: 1010.9mbar
The month with the highest atmospheric pressure is June (1011.7mbar).
The month with the lowest atmospheric pressure is February (1009.2mbar).
Average wind speed in September
Dima, Democratic Republic of Congo
- Average wind speed in September: 6.5km/h
The windiest month (with the highest average wind speed) is August (7km/h).
The calmest month (with the lowest average wind speed) is December (4.8km/h).
Average humidity in September
Dima, Democratic Republic of Congo
- Average humidity in September: 65%
The month with the highest relative humidity is November (80%).
The month with the lowest relative humidity is July (47%).
Average rainfall in September
Dima, Democratic Republic of Congo
- Average rainfall in September: 64mm
The wettest month (with the highest rainfall) is November (150mm).
The driest month (with the least rainfall) is July (7mm).
Average rainfall days in September
Dima, Democratic Republic of Congo
- Average rainfall days in September: 19.6 days
The month with the highest number of rainy days is November (26.6 days).
The month with the least rainy days is July (4.9 days).
Average daylight in September /
Average sunshine in September
Dima, Democratic Republic of Congo
- Average daylight in September: 12h and 1min
The month with the longest days is December (Average daylight: 12h and 18min).
The month with the shortest days is June (Average daylight: 11h and 54min).
- Average sunshine in September: 9h and 1min
The month with the most sunshine is January (Average sunshine: 11h and 12min).
The month with the least sunshine is November (Average sunshine: 7h and 54min).
Average sunshine days in September
Dima, Democratic Republic of Congo
- Average sunshine days in September: 9.1 days
The month with the most sunshine days is July (25 days).
The month with the least sunshine days is November (2.5 days).
Average UV index in September
Dima, Democratic Republic of Congo
- Average UV index in September: 7
The months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).
The months with the lowest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).
Average cloud cover in September
Dima, Democratic Republic of Congo
- Average cloud cover in September: 34
The month with the most cloud cover is November (Cloud cover 44).
The months with the least cloud cover are June and July (Cloud cover 20).
Average visibility in September
Dima, Democratic Republic of Congo
- Average visibility in September: 10km
The months with the highest visibility are June, July, August and September (10km).
The month with the lowest visibility is November (8km).
