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 snowfall in September
- Average snowfall 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
Arrayán experiences its highest average temperatures in September, reaching a peak of 17.1°C (62.8°F) and a minimum of 7.6°C (45.7°F).Humidity
The least humid month is September, with an average relative humidity of 75%.Rainfall
In Arrayán, during September, the rain falls for 18.7 days and regularly aggregates up to 59mm (2.32") of precipitation. Throughout the year, there are 311.3 rainfall days, and 1825mm (71.85") of precipitation is accumulated.Snowfall
In Arrayán, snow does not fall in January through July, September through December.Daylight
The average length of the day in September is 12h and 7min.On the first day of the month, sunrise is at 06:07 and sunset at 18:14. On the last day of September, sunrise is at 05:57 and sunset at 18:04 -05.
Sunshine
September has the most sunshine of the year, with an average of 9.5h of sunshine.UV index
January, May through September and December, with an average maximum UV index of 4, are months with the highest UV index. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for average individuals.Note: During September, 4 as the daily maximum UV index converts into the following advice:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the warmest months?
What are September temperatures?
What is the least humid month in Arrayán?
What is the average humidity in September?
How many days does it rain in September?
When it does not snow?
Does it snow in September?
What is the average length of the day in September?
When are sunrise and sunset in September?
What month has the most sunshine?
How long on average sun shines in September in Arrayán?
What is the month with the highest UV index?
What is the UV index intensity in September?
Average temperature in September
Arrayán, Ecuador
- Average high temperature in September: 17.1°C
The warmest month (with the highest average high temperature) is September (17.1°C).
The months with the lowest average high temperature are July and December (15.3°C).
- Average low temperature in September: 7.6°C
The month with the highest average low temperature is November (9°C).
The coldest month (with the lowest average low temperature) is July (6.8°C).
Average pressure in September
Arrayán, Ecuador
- Average pressure in September: 1014.3mbar
The month with the highest atmospheric pressure is July (1015mbar).
The month with the lowest atmospheric pressure is November (1012.4mbar).
Average wind speed in September
Arrayán, Ecuador
- Average wind speed in September: 7.1km/h
The windiest months (with the highest average wind speed) are July and August (7.9km/h).
The calmest month (with the lowest average wind speed) is November (3.9km/h).
Average humidity in September
Arrayán, Ecuador
- Average humidity in September: 75%
The month with the highest relative humidity is November (87%).
The month with the lowest relative humidity is September (75%).
Average rainfall in September
Arrayán, Ecuador
- Average rainfall in September: 59mm
The wettest month (with the highest rainfall) is November (273mm).
The driest month (with the least rainfall) is July (42mm).
Average rainfall days in September
Arrayán, Ecuador
- Average rainfall days in September: 18.7 days
The month with the highest number of rainy days is March (29.8 days).
The month with the least rainy days is September (18.7 days).
Average snowfall in September
Arrayán, Ecuador
- Average snowfall in September: 0mm
The month with the highest snowfall is August (1mm).
The months with the least snowfall are January, February, March, April, May, June, July, September, October, November and December (0mm).
Average snowfall days in September
Arrayán, Ecuador
- Average snowfall days in September: 0.1 days
The month with the highest number of snowfall days is August (0.3 days).
The months with the least snowfall days are February, March, April, May, October, November and December (0 days).
Average daylight in September /
Average sunshine in September
Arrayán, Ecuador
- 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 6min).
- Average sunshine in September: 9h and 3min
The month with the most sunshine is September (Average sunshine: 9h and 30min).
The month with the least sunshine is November (Average sunshine: 6h and 54min).
Average sunshine days in September
Arrayán, Ecuador
- Average sunshine days in September: 6.3 days
The month with the most sunshine days is September (6.3 days).
The months with the least sunshine days are January, February and December (0.1 days).
Average UV index in September
Arrayán, Ecuador
- Average UV index in September: 4
The months with the highest UV index are January, May, June, July, August, September and December (UV index 4).
The months with the lowest UV index are February, March, April, October and November (UV index 3).
Average cloud cover in September
Arrayán, Ecuador
- Average cloud cover in September: 28
The month with the most cloud cover is November (Cloud cover 53).
The month with the least cloud cover is September (Cloud cover 28).
Average visibility in September
Arrayán, Ecuador
- Average visibility in September: 9km
The months with the highest visibility are July, August and September (9km).
The month with the lowest visibility is November (7km).
