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
Weather in September
Temperature
September's climate shows a minor adjustment in average high-temperatures to a still hot 30.7°C (87.3°F) from August's 30.3°C (86.5°F). Mariana anticipates an average minimum temperature of 25°C (77°F) in the month of September.Heat index
The heat index value for September is evaluated at a scorching 40°C (104°F). Ensure extra safety steps, heat exhaustion and heat cramps are likely. Long activity might lead to heatstroke.Heat index readings emphasize conditions of light breezes and shaded spots. Facing direct sunlight may hike up the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', comes about by integrating the temperature readings with the humidity levels. Elements such as metabolic variations, pregnancy, and physical exertion can shape one's weather perception. Being under direct sunshine can magnify the heat experience, possibly pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular importance for children. Children often overlook the necessity for resting and fluid replenishment. Thirst is a late sign of dehydration - thus, it is critical to stay hydrated, especially during extended periods of physical activities.
In high temperatures, perspiration kicks in, allowing the human body to cool down through the evaporation of sweat. Greater relative humidity lessens the rate of evaporation, thus decreasing the body's heat dispersal, which gives rise to a sensation of overheating. Heat-related challenges, like dehydration, can be anticipated when body heat isn't managed effectively.
Humidity
In Mariana, the average relative humidity in September is 80%.Rainfall
In Mariana, in September, it is raining for 20.3 days, with typically 58mm (2.28") of accumulated precipitation. In Mariana, during the entire year, the rain falls for 154.9 days and collects up to 349mm (13.74") of precipitation.Daylight
In September, the average length of the day in Mariana, Philippines, is 12h and 13min.On the first day of September, sunrise is at 5:43 am and sunset at 6:07 pm. On the last day of the month, sunrise is at 5:45 am and sunset at 5:46 pm PST.
Sunshine
In Mariana, the average sunshine in September is 8.3h.UV index
The months with the highest UV index in Mariana are February through December, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high threat to health from unsafe exposure to UV radiation for average individuals.Note: In September, the maximum UV index of 7 suggests these recommendations:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. The hours from 10 a.m. to 4 p.m. have the most intense UV radiation. As much as possible, limit direct sun exposure during this period. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
Frequently asked questions
Is it hot in Mariana during September?
What is the average humidity in September in Mariana?
How much does it rain in Mariana in September?
What is the average length of the day in September in Mariana?
When are sunrise and sunset in September in Mariana?
How many hours of sunshine does Mariana have in September?
What are the months with the highest UV index in Mariana?
How high is the UV index in September in Mariana?
Average temperature in September
Mariana, Philippines
- Average high temperature in September: 30.7°C
The warmest month (with the highest average high temperature) is May (33.3°C).
The month with the lowest average high temperature is January (28.3°C).
- Average low temperature in September: 25°C
The month with the highest average low temperature is May (26.4°C).
The coldest month (with the lowest average low temperature) is January (22.9°C).
Average pressure in September
Mariana, Philippines
- Average pressure in September: 1008.2mbar
The month with the highest atmospheric pressure is February (1013.4mbar).
The month with the lowest atmospheric pressure is August (1007.6mbar).
Average wind speed in September
Mariana, Philippines
- Average wind speed in September: 8.1km/h
The windiest month (with the highest average wind speed) is January (11.5km/h).
The calmest month (with the lowest average wind speed) is May (7.4km/h).
Average humidity in September
Mariana, Philippines
- Average humidity in September: 80%
The month with the highest relative humidity is August (81%).
The month with the lowest relative humidity is April (70%).
Average rainfall in September
Mariana, Philippines
- Average rainfall in September: 58mm
The wettest month (with the highest rainfall) is August (70mm).
The driest month (with the least rainfall) is February (3mm).
Average rainfall days in September
Mariana, Philippines
- Average rainfall days in September: 20.3 days
The month with the highest number of rainy days is July (21 days).
The month with the least rainy days is February (3.9 days).
Average daylight in September /
Average sunshine in September
Mariana, Philippines
- Average daylight in September: 12h and 1min
The month with the longest days is June (Average daylight: 13h and 0min).
The month with the shortest days is December (Average daylight: 11h and 18min).
- Average sunshine in September: 8h and 2min
The month with the most sunshine is April (Average sunshine: 11h and 18min).
The month with the least sunshine is January (Average sunshine: 6h and 12min).
Average sunshine days in September
Mariana, Philippines
- Average sunshine days in September: 6.8 days
The month with the most sunshine days is March (18 days).
The month with the least sunshine days is June (6.4 days).
Average UV index in September
Mariana, Philippines
- Average UV index in September: 7
The months with the highest UV index are February, March, April, May, June, July, August, September, October, November and December (UV index 7).
The month with the lowest UV index is January (UV index 6).
Average cloud cover in September
Mariana, Philippines
- Average cloud cover in September: 45
The month with the most cloud cover is August (Cloud cover 51).
The month with the least cloud cover is April (Cloud cover 26).
Average visibility in September
Mariana, Philippines
- Average visibility in September: 9km
The months with the highest visibility are January, February, March, April, May, June, November and December (10km).
The months with the lowest visibility are July, August, September and October (9km).
Mariana, Philippines
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